Dell EMC PowerEdge R7525 Manual

Dell EMC PowerEdge R7525
Installation and Service Manual
Regulatory Model: E68S
Regulatory Type: E68S001
July 2020
Rev. A02

Figures...........................................................................................................................................7
Tables........................................................................................................................................... 11
Chapter 1: About this document......................................................................................................14
Chapter 2: System overview...........................................................................................................15
Front view of the system....................................................................................................................................................15
Left control panel view.................................................................................................................................................. 18
Right control panel view................................................................................................................................................19
Rear view of the system.....................................................................................................................................................20
Inside the system ................................................................................................................................................................22
Locating the Express Service Code and Service Tag.....................................................................................................24
System information label.................................................................................................................................................... 24
Rail sizing and rack compatibility matrix........................................................................................................................... 27
Chapter 3: Initial system setup and configuration............................................................................ 28
Setting up the system.........................................................................................................................................................28
iDRAC configuration............................................................................................................................................................28
Options to set up iDRAC IP address........................................................................................................................... 28
Options to log in to iDRAC........................................................................................................................................... 29
Resources to install operating system.............................................................................................................................. 29
Options to download firmware ................................................................................................................................... 30
Options to download and install OS drivers .............................................................................................................. 30
Downloading drivers and firmware...............................................................................................................................31
Chapter 4: Pre-operating system management applications..............................................................32
System Setup.......................................................................................................................................................................32
System BIOS.................................................................................................................................................................. 33
iDRAC Settings utility....................................................................................................................................................44
Device Settings..............................................................................................................................................................45
Dell Lifecycle Controller...................................................................................................................................................... 45
Embedded system management................................................................................................................................. 45
Boot Manager...................................................................................................................................................................... 45
PXE boot.............................................................................................................................................................................. 45
Chapter 5: Installing and removing system components................................................................... 46
Safety instructions.............................................................................................................................................................. 46
Before working inside your system....................................................................................................................................47
After working inside your system...................................................................................................................................... 47
Recommended tools............................................................................................................................................................47
Optional front bezel.............................................................................................................................................................48
Removing the front bezel.............................................................................................................................................48
Installing the front bezel............................................................................................................................................... 48
System cover....................................................................................................................................................................... 49
Contents
2 Contents

Removing the system cover........................................................................................................................................ 49
Installing the system cover...........................................................................................................................................50
Drive backplane cover......................................................................................................................................................... 51
Removing the drive backplane cover...........................................................................................................................51
Installing the drive backplane cover............................................................................................................................ 52
Control panel........................................................................................................................................................................53
Removing the right control panel................................................................................................................................ 53
Installing the right control panel...................................................................................................................................54
Removing the left control panel.................................................................................................................................. 55
Installing the left control panel.....................................................................................................................................56
Air shroud............................................................................................................................................................................. 58
Removing the air shroud...............................................................................................................................................58
Installing the air shroud................................................................................................................................................. 58
Removing the GPU air shroud..................................................................................................................................... 59
Installing the GPU air shroud........................................................................................................................................60
Removing the GPU air shroud top cover.................................................................................................................... 61
Installing the GPU air shroud top cover......................................................................................................................62
Cooling fan........................................................................................................................................................................... 63
Removing the cooling fan cage assembly ................................................................................................................. 63
Installing the cooling fan cage assembly.....................................................................................................................64
Removing a cooling fan.................................................................................................................................................65
Installing a cooling fan................................................................................................................................................... 66
Side wall bracket..................................................................................................................................................................67
Removing the side wall bracket................................................................................................................................... 67
Installing the side wall bracket..................................................................................................................................... 68
Drives.................................................................................................................................................................................... 69
Removing a drive blank.................................................................................................................................................69
Installing a drive blank................................................................................................................................................... 70
Removing the drive carrier........................................................................................................................................... 70
Installing the drive carrier.............................................................................................................................................. 71
Removing the drive from the drive carrier................................................................................................................. 72
Installing the drive into the drive carrier......................................................................................................................73
Drive backplane....................................................................................................................................................................74
Drive backplane..............................................................................................................................................................74
Removing the drive backplane ....................................................................................................................................76
Installing the drive backplane........................................................................................................................................77
Cable routing........................................................................................................................................................................ 79
Rear drive cage....................................................................................................................................................................82
Removing the rear drive cage......................................................................................................................................82
Installing the rear drive cage........................................................................................................................................ 83
Front PERC module............................................................................................................................................................ 84
Removing the front mounting front PERC module...................................................................................................84
Installing the front mounting front PERC module..................................................................................................... 85
Removing the rear mounting front PERC module.................................................................................................... 86
Installing the rear mounting front PERC module....................................................................................................... 87
System memory...................................................................................................................................................................88
System memory guidelines...........................................................................................................................................88
General memory module installation guidelines......................................................................................................... 89
Removing a memory module........................................................................................................................................92
Installing a memory module.......................................................................................................................................... 93
Contents 3

Processor and heat sink..................................................................................................................................................... 94
Removing a heat sink.................................................................................................................................................... 94
Removing the processor...............................................................................................................................................95
Installing the processor................................................................................................................................................. 97
Installing the heat sink...................................................................................................................................................99
Expansion cards and expansion card risers..................................................................................................................... 101
Expansion card installation guidelines.........................................................................................................................101
Removing the expansion card risers.......................................................................................................................... 127
Installing the expansion card risers............................................................................................................................ 130
Removing expansion card from the expansion card riser....................................................................................... 132
Installing an expansion card into the expansion card riser...................................................................................... 133
Removing the full length expansion card risers........................................................................................................135
Installing the full length expansion card risers.......................................................................................................... 137
Removing a GPU..........................................................................................................................................................139
Installing a GPU............................................................................................................................................................ 142
Optional serial COM port.................................................................................................................................................. 144
Removing the serial COM port...................................................................................................................................144
Installing the serial COM port..................................................................................................................................... 146
Optional IDSDM module.................................................................................................................................................... 147
Removing the IDSDM module.....................................................................................................................................147
Installing the IDSDM module.......................................................................................................................................148
MicroSD card......................................................................................................................................................................149
Removing the MicroSD card...................................................................................................................................... 149
Installing the MicroSD card.........................................................................................................................................150
M.2 SSD module................................................................................................................................................................. 151
Removing the M.2 SSD module..................................................................................................................................151
Installing the M.2 SSD module....................................................................................................................................152
System battery ..................................................................................................................................................................153
Replacing the system battery.....................................................................................................................................153
Optional internal USB card............................................................................................................................................... 155
Removing the internal USB card................................................................................................................................155
Installing the internal USB card.................................................................................................................................. 156
Intrusion switch module.................................................................................................................................................... 156
Removing the intrusion switch module..................................................................................................................... 156
Installing the intrusion switch module........................................................................................................................157
Optional OCP card.............................................................................................................................................................158
Removing the OCP card............................................................................................................................................. 158
Installing the OCP card................................................................................................................................................160
Power supply unit............................................................................................................................................................... 161
Hot spare feature..........................................................................................................................................................161
Removing a power supply unit blank......................................................................................................................... 162
Installing a power supply unit blank............................................................................................................................162
Removing a power supply unit................................................................................................................................... 162
Installing a power supply unit......................................................................................................................................163
Trusted Platform Module..................................................................................................................................................164
Upgrading the Trusted Platform Module.................................................................................................................. 164
Initializing TPM for users.............................................................................................................................................165
Initializing the TPM 1.2 for users................................................................................................................................ 165
Initializing the TPM 2.0 for users............................................................................................................................... 165
System board..................................................................................................................................................................... 166
4Contents

Removing the system board.......................................................................................................................................166
Installing the system board......................................................................................................................................... 168
Restoring Service Tag using Easy Restore............................................................................................................... 170
LOM card and rear I/O board...........................................................................................................................................170
Removing the LOM card and rear I/O board........................................................................................................... 170
Installing the LOM card and rear I/O board...............................................................................................................171
Chapter 6: Upgrade Kits............................................................................................................... 173
GPU kit................................................................................................................................................................................ 174
IDSDM kit............................................................................................................................................................................ 177
Internal USB card kit..........................................................................................................................................................178
Serial COM port kit............................................................................................................................................................ 179
Chapter 7: Jumpers and connectors.............................................................................................. 180
System board connectors.................................................................................................................................................180
System board jumper settings..........................................................................................................................................182
Disabling a forgotten password........................................................................................................................................182
Chapter 8: Technical specifications............................................................................................... 184
Chassis dimensions............................................................................................................................................................ 185
Chassis weight................................................................................................................................................................... 186
Processor specifications................................................................................................................................................... 186
PSU specifications............................................................................................................................................................. 186
Supported operating systems...........................................................................................................................................187
Cooling fan specifications................................................................................................................................................. 187
System battery specifications.......................................................................................................................................... 188
Expansion card riser specifications..................................................................................................................................188
Memory specifications...................................................................................................................................................... 189
Storage controller specifications..................................................................................................................................... 189
Drive specifications............................................................................................................................................................190
Drives.............................................................................................................................................................................190
Ports and connectors specifications............................................................................................................................... 190
USB ports specifications.............................................................................................................................................190
NIC port specifications.................................................................................................................................................191
Serial connector specifications................................................................................................................................... 191
VGA ports specifications..............................................................................................................................................191
IDSDM............................................................................................................................................................................ 191
Video specifications............................................................................................................................................................191
Environmental specifications............................................................................................................................................192
Thermal air restrictions................................................................................................................................................193
Thermal restriction matrix...........................................................................................................................................194
Chapter 9: System diagnostics and indicator codes........................................................................ 197
Status LED indicators........................................................................................................................................................ 197
System health and system ID indicator codes............................................................................................................... 198
iDRAC Quick Sync 2 indicator codes...............................................................................................................................198
iDRAC Direct LED indicator codes...................................................................................................................................199
LCD panel............................................................................................................................................................................199
Viewing Home screen.................................................................................................................................................200
Contents 5

Setup menu..................................................................................................................................................................200
View menu.................................................................................................................................................................... 201
NIC indicator codes........................................................................................................................................................... 201
Power supply unit indicator codes.................................................................................................................................. 202
Drive indicator codes........................................................................................................................................................ 204
Using system diagnostics.................................................................................................................................................204
Dell Embedded System Diagnostics..........................................................................................................................204
Chapter 10: Getting help..............................................................................................................206
Recycling or End-of-Life service information................................................................................................................206
Contacting Dell.................................................................................................................................................................. 206
Accessing system information by using QRL................................................................................................................ 206
Quick Resource Locator for PowerEdge R7525 system....................................................................................... 207
Receiving automated support with SupportAssist ...................................................................................................... 207
Chapter 11: Documentation resources........................................................................................... 208
6 Contents

1 Front view of the 24 x 2.5-inch drive system.........................................................................................................15
2 Front view of the 16 x 2.5-inch drive system......................................................................................................... 15
3 Front view of the 8 x 2.5-inch drive system........................................................................................................... 16
4 Front view of the 12 x 3.5-inch drive system..........................................................................................................16
5 Front view of the 8 x 3.5-inch drive system........................................................................................................... 17
6 Left control panel without optional iDRAC Quick Sync 2 indicator......................................................................18
7 Left control panel with optional iDRAC Quick Sync 2 indicator........................................................................... 18
8 Right control panel view............................................................................................................................................ 19
9 Rear view of the system........................................................................................................................................... 20
10 Rear view of the system with 2 x 2.5-inch rear drive module.............................................................................. 21
11 Inside the system....................................................................................................................................................... 22
12 Inside the system with full length risers.................................................................................................................. 23
13 Locating the Express Service Code and Service tag............................................................................................ 24
14 Service information....................................................................................................................................................25
15 Memory information and system board connectors............................................................................................. 26
16 LED behavior, configuration and layout, express service tag for 2.5-inch HDD system..................................26
17 LED behavior, configuration and layout, express service tag for 3.5-inch HDD system.................................. 27
18 Removing the front bezel......................................................................................................................................... 48
19 Installing the front bezel............................................................................................................................................49
20 Removing the system cover.....................................................................................................................................50
21 Installing the system cover........................................................................................................................................51
22 Removing the drive backplane cover...................................................................................................................... 52
23 Installing the drive backplane cover........................................................................................................................ 53
24 Removing the right control panel............................................................................................................................ 54
25 Installing the right control panel...............................................................................................................................55
26 Removing the left control panel...............................................................................................................................56
27 Installing the left control panel................................................................................................................................. 57
28 Removing the air shroud........................................................................................................................................... 58
29 Installing the air shroud............................................................................................................................................. 59
30 Removing the GPU air shroud................................................................................................................................. 60
31 Installing the GPU air shroud.....................................................................................................................................61
32 Removing the GPU air shroud top cover................................................................................................................62
33 Installing the GPU air shroud top cover.................................................................................................................. 63
34 Removing the cooling fan cage assembly...............................................................................................................64
35 Installing the cooling fan cage assembly................................................................................................................. 65
36 Removing a cooling fan.............................................................................................................................................66
37 Installing a cooling fan................................................................................................................................................67
38 Removing the side wall bracket............................................................................................................................... 68
39 Installing the side wall bracket..................................................................................................................................69
40 Removing a drive blank............................................................................................................................................. 70
Figures
Figures 7

41 Installing a drive blank................................................................................................................................................70
42 Removing a drive carrier............................................................................................................................................ 71
43 Installing a drive carrier..............................................................................................................................................72
44 Removing the drive from the drive carrier..............................................................................................................73
45 Installing a drive into the drive carrier......................................................................................................................74
46 8 x 2.5-inch drive backplane.....................................................................................................................................75
47 8 x 3.5-inch drive backplane.....................................................................................................................................75
48 12x 3.5-inch drive backplane.................................................................................................................................... 75
49 16 x 2.5-inch drive backplane................................................................................................................................... 76
50 24 x 2.5-inch drive backplane...................................................................................................................................76
51 Removing the drive backplane................................................................................................................................. 77
52 Installing the drive backplane....................................................................................................................................78
53 12x 3.5-inch.................................................................................................................................................................79
54 8 x 3.5-inch................................................................................................................................................................. 79
55 16 x 2.5-inch............................................................................................................................................................... 80
56 24 x 2.5-inch with NVMe..........................................................................................................................................80
57 12 x 3.5-inch with rear hard drives........................................................................................................................... 81
58 12 x 3.5-inch with NVMe........................................................................................................................................... 81
59 8 x 2.5-inch with rear NVMe drives........................................................................................................................ 82
60 8 x 2.5-inch with NVMe............................................................................................................................................82
61 Removing the rear drive cage.................................................................................................................................. 83
62 Installing the rear drive cage.....................................................................................................................................84
63 Removing the front mounting front PERC module...............................................................................................85
64 Installing the front mounting front PERC module................................................................................................. 86
65 Removing the rear mounting front PERC module................................................................................................. 87
66 Installing the rear mounting front PERC module................................................................................................... 88
67 Memory channels.......................................................................................................................................................89
68 Removing a memory module.................................................................................................................................... 93
69 Installing a memory module...................................................................................................................................... 94
70 Removing a heat sink................................................................................................................................................ 95
71 Removing screws on the force plate...................................................................................................................... 96
72 Lifting the rail frame.................................................................................................................................................. 96
73 Removing the processor tray................................................................................................................................... 97
74 Placing the processor tray into the rail frame........................................................................................................ 98
75 Closing the rail frame.................................................................................................................................................98
76 Securing the force plate........................................................................................................................................... 99
77 Applying thermal grease.......................................................................................................................................... 100
78 Installing the heat sink.............................................................................................................................................. 101
79 Removing the expansion card riser (Riser 1)........................................................................................................ 128
80 Removing the expansion card riser (Riser 2)........................................................................................................128
81 Removing the expansion card riser (Riser 3)........................................................................................................129
82 Removing the expansion card riser (Riser 4)........................................................................................................129
83 Installing the expansion card riser (Riser 1)...........................................................................................................130
8 Figures

84 Installing the expansion card riser (Riser 2)........................................................................................................... 131
85 Installing the expansion card riser (Riser 3)........................................................................................................... 131
86 Installing the expansion card riser (Riser 4).......................................................................................................... 132
87 Removing expansion card from the expansion card riser................................................................................... 133
88 Installing the filler bracket........................................................................................................................................133
89 Removing the filler bracket..................................................................................................................................... 134
90 Installing an expansion card into the expansion card riser.................................................................................. 134
91 Removing the expansion card riser (Riser 1A)......................................................................................................135
92 Removing the expansion card riser (Riser 3A)..................................................................................................... 136
93 Removing the expansion card riser (Riser 4A)..................................................................................................... 136
94 Installing the expansion card riser (Riser 1A).........................................................................................................137
95 Installing the expansion card riser (Riser 3A)........................................................................................................138
96 Installing the expansion card riser (Riser 4A)........................................................................................................138
97 Removing the metal filler bracket.......................................................................................................................... 139
98 Removing GPU 1.......................................................................................................................................................140
99 Removing GPU 3 and 4............................................................................................................................................ 141
100 Installing the metal filler bracket............................................................................................................................. 142
101 Installing GPU on Riser 1.......................................................................................................................................... 143
102 Installing GPU on Riser 3 and Riser 4.....................................................................................................................144
103 Removing the Serial COM port.............................................................................................................................. 145
104 Removing the Serial COM port.............................................................................................................................. 145
105 Installing the Serial COM port.................................................................................................................................146
106 Installing the Serial COM port................................................................................................................................. 147
107 Removing the IDSDM module.................................................................................................................................148
108 Installing the IDSDM module................................................................................................................................... 149
109 Removing the MicroSD card...................................................................................................................................150
110 Installing the MicroSD card......................................................................................................................................151
111 Removing the M.2 SSD module............................................................................................................................. 152
112 Installing the M.2 SSD module................................................................................................................................153
113 Removing the system battery................................................................................................................................ 154
114 Removing the system battery................................................................................................................................ 154
115 Removing the internal USB card............................................................................................................................ 155
116 Installing the internal USB card.............................................................................................................................. 156
117 Removing the intrusion switch module..................................................................................................................157
118 Installing the intrusion switch module.................................................................................................................... 158
119 Removing the OCP card......................................................................................................................................... 159
120 Installation of filler bracket...................................................................................................................................... 159
121 Removal of filler bracket..........................................................................................................................................160
122 Installing the OCP card.............................................................................................................................................161
123 Removing a power supply unit................................................................................................................................163
124 Installing a power supply unit.................................................................................................................................. 164
125 Installing the TPM.................................................................................................................................................... 165
126 System board screw location..................................................................................................................................167
Figures 9

127 Removing the system board................................................................................................................................... 167
128 Installing the system board......................................................................................................................................168
129 System board screw location..................................................................................................................................169
130 Removing the LOM card and rear I/O board........................................................................................................ 171
131 Installing the LOM card and rear I/O board.......................................................................................................... 172
132 Installing Mylar foam on the system cover............................................................................................................176
133 IDSDM port information...........................................................................................................................................177
134 Internal USB card port information........................................................................................................................ 178
135 System board jumpers and connectors.................................................................................................................180
136 Chassis dimensions.................................................................................................................................................. 185
137 Status LED indicators...............................................................................................................................................197
138 System health and system ID indicator................................................................................................................. 198
139 LCD panel features..................................................................................................................................................200
140 NIC indicator codes..................................................................................................................................................201
141 AC PSU status indicator......................................................................................................................................... 202
142 Drive indicators........................................................................................................................................................ 204
143 Quick Resource Locator for PowerEdge R7525 system....................................................................................207
10 Figures

1 Features available on the front of the system........................................................................................................ 16
2 Features available on the front of the system........................................................................................................ 17
3 Left control panel........................................................................................................................................................18
4 Right control panel..................................................................................................................................................... 19
5 Rear view of the system........................................................................................................................................... 20
6 Rear view of the system with 2 x 2.5-inch rear drive module.............................................................................. 21
7 Interfaces to set up iDRAC IP address....................................................................................................................28
8 Resources to install the operating system..............................................................................................................30
9 Options to download firmware.................................................................................................................................30
10 Options to download and install OS drivers............................................................................................................30
11 System Setup Main Menu........................................................................................................................................ 32
12 System BIOS details.................................................................................................................................................. 33
13 System Information details....................................................................................................................................... 33
14 Memory Settings details........................................................................................................................................... 34
15 Processor Settings details........................................................................................................................................ 34
16 Processor n details.....................................................................................................................................................35
17 SATA Settings details................................................................................................................................................35
18 Port n...........................................................................................................................................................................36
19 Boot Settings details................................................................................................................................................. 36
20 UEFI Boot Settings.................................................................................................................................................... 37
21 Network Settings details...........................................................................................................................................38
22 PXE Device n Settings details.................................................................................................................................. 38
23 HTTP Device n Settings details............................................................................................................................... 38
24 UEFI iSCSI Settings screen details.......................................................................................................................... 39
25 ISCSI Device1 Settings screen details..................................................................................................................... 39
26 Integrated Devices details.........................................................................................................................................39
27 Serial Communication details....................................................................................................................................40
28 System Profile Settings details................................................................................................................................. 41
29 System Security details.............................................................................................................................................42
30 Redundant OS Control details..................................................................................................................................44
31 Miscellaneous Settings details..................................................................................................................................44
32 Boot Manager details................................................................................................................................................ 45
33 Supported backplane options................................................................................................................................... 74
34 Memory channels.......................................................................................................................................................89
35 Supported memory matrix........................................................................................................................................89
36 Memory population rules...........................................................................................................................................90
37 Supported NPS modes by Processors.................................................................................................................... 91
38 Optimal NPS configuration........................................................................................................................................91
39 Expansion card riser configurations........................................................................................................................ 101
40 Configuration 0 - No riser........................................................................................................................................102
Tables
Tables 11

41 Configuration 1: R1B................................................................................................................................................. 102
42 Configuration 2: R1B+ R4B..................................................................................................................................... 103
43 Configuration 3: R1A + R2A + R3A + R4A............................................................................................................ 104
44 Configuration 6: R1C + R2A + R3A + R4C............................................................................................................106
45 Configuration 7: R1D + R2A + R3B + R4D............................................................................................................ 108
46 Configuration 8: R1A + R2A + R4A........................................................................................................................ 109
47 Configuration 9: R1B + R2A + R4B..........................................................................................................................111
48 Configuration 10: R1B + R2A + R4B........................................................................................................................112
49 Config11:R1D+R2A+R3B+R4B................................................................................................................................. 114
50 Config12-1: R1D+R2A+R3A+R4A(FL)....................................................................................................................122
51 Upgrade kits.............................................................................................................................................................. 173
52 GPU kit components................................................................................................................................................ 174
53 Cooling fan and foam requirement matrix............................................................................................................. 174
54 Riser and GPU slot configuration........................................................................................................................... 175
55 GPU power cable matrix..........................................................................................................................................175
56 Serial COM port kit...................................................................................................................................................179
57 System board jumpers and connectors.................................................................................................................180
58 System board jumper settings................................................................................................................................ 182
59 PowerEdge R7525................................................................................................................................................... 185
60 PowerEdge R7525................................................................................................................................................... 186
61 PowerEdge R7525 processor specifications........................................................................................................ 186
62 PowerEdge R7525 PSU specifications................................................................................................................. 186
63 Cooling fan specifications........................................................................................................................................187
64 Expansion card slots supported on the system board.........................................................................................188
65 Memory specifications.............................................................................................................................................189
66 Memory module sockets......................................................................................................................................... 189
67 PowerEdge R7525 system controller cards......................................................................................................... 189
68 PowerEdge R7525 Front PERC and Adapter PERC support on back planes................................................. 190
69 PowerEdge R7525 system USB specifications....................................................................................................190
70 NIC port specification............................................................................................................................................... 191
71 Supported SD card storage capacity......................................................................................................................191
72 Supported front video resolution options.............................................................................................................. 191
73 Supported rear video resolution options............................................................................................................... 192
74 Operational climatic range category A2.................................................................................................................192
75 Operational climatic range category A3.................................................................................................................192
76 Operational climatic range category A4.................................................................................................................192
77 Shared requirements across all categories............................................................................................................193
78 Maximum vibration specifications.......................................................................................................................... 193
79 Maximum shock pulse specifications..................................................................................................................... 193
80 Thermal restriction matrix....................................................................................................................................... 194
81 GPU/FPGA thermal restriction matrix.................................................................................................................. 195
82 Processor and heat sink matrix.............................................................................................................................. 195
83 Label reference......................................................................................................................................................... 196
12 Tables

84 Status LED indicators and descriptions................................................................................................................. 197
85 System health and system ID indicator codes......................................................................................................198
86 iDRAC Quick Sync 2 indicators and descriptions................................................................................................. 199
87 iDRAC Direct LED indicator codes......................................................................................................................... 199
88 LCD panel features..................................................................................................................................................200
89 Setup menu............................................................................................................................................................... 201
90 View menu.................................................................................................................................................................201
91 NIC indicator codes..................................................................................................................................................201
92 AC PSU status indicator codes..............................................................................................................................202
93 DC PSU status indicator codes............................................................................................................................. 203
94 Drive indicator codes...............................................................................................................................................204
95 System diagnostic controls.................................................................................................................................... 205
96 Additional documentation resources for your system........................................................................................ 208
Tables 13

About this document
This document provides an overview about the system, information about installing and replacing components, technical specifications,
diagnostic tools, and guidelines to be followed while installing certain components.
1
14 About this document

System overview
The PowerEdge R7525 system is a dual socket, 2U rack server that supports:
• Two AMD EPYCTM 7002 series processors
• 32 DIMM slots
• Two redundant AC or DC power supply units
• Up to 12 x 3.5-inch, 8 x 3.5-inch, or 24 x 2.5-inch, 16 x 2.5-inch, 8 x 2.5-inch, or 2 x 2.5-inch (rear), SAS, SATA, or NVMe drives.
NOTE: For more information about how to hot swap NVMe PCIe SSD U.2 device, see the Dell Express Flash NVMe PCIe
SSD User's Guide at https://www.dell.com/support Browse all Products > Data Center Infrastructure > Storage
Adapters & Controllers > Dell PowerEdge Express Flash NVMe PCIe SSD > Documentation > Manuals and Documents.
NOTE: All instances of SAS, SATA drives, PCIe SSDs, and NVMe are referred to as drives in this document, unless
specified otherwise.
For more information about supported drives, see the Drive specifications section.
Topics:
•Front view of the system
•Rear view of the system
•Inside the system
•Locating the Express Service Code and Service Tag
•System information label
•Rail sizing and rack compatibility matrix
Front view of the system
Figure 1. Front view of the 24 x 2.5-inch drive system
Figure 2. Front view of the 16 x 2.5-inch drive system
2
System overview 15

Figure 3. Front view of the 8 x 2.5-inch drive system
Figure 4. Front view of the 12 x 3.5-inch drive system
Table 1. Features available on the front of the system
Item Ports, panels, and slots Icon Description
1 Left control panel N/A Contains the system health, system ID, status LED, and the iDRAC
Quick Sync 2 (wireless) indicator.
NOTE: The iDRAC Quick Sync 2 indicator is available only
on certain configurations.
• Status LED: Enables you to identify any failed hardware
components. There are up to five status LEDs and an overall
system health LED (Chassis health and system ID) bar. For more
information, see the Status LED indicators section.
• Quick Sync 2 (wireless): Indicates a Quick Sync enabled system.
The Quick Sync feature is optional. This feature allows
management of the system by using mobile devices called as
OpenManage Mobile (OMM) feature. Using iDRAC Quick Sync 2
with OpenManage Mobile (OMM) aggregates hardware or
firmware inventory and various system level diagnostic and error
information that can be used in troubleshooting the system. For
more information, see the iDRAC User's Guide available at
https://www.dell.com/idracmanuals
2 Drive N/A Enables you to install drives that are supported on your system. For
more information about drives, see the Drives section.
3 Right control panel N/A Contains the power button, USB port, iDRAC Direct micro port, and
the iDRAC Direct status LED.
4 Information tag The Information tag is a slide-out label panel that contains system
information such as Service Tag, NIC, MAC address, and so on. If
you have opted for the secure default access to iDRAC, the
Information tag also contains the iDRAC secure default password.
16 System overview

Figure 5. Front view of the 8 x 3.5-inch drive system
Table 2. Features available on the front of the system
Item Ports, panels, and slots Icon Description
1 Left control panel N/A Contains the system health, system ID, status LED, and the iDRAC
Quick Sync 2 (wireless) indicator.
NOTE: The iDRAC Quick Sync 2 indicator is available only
on certain configurations.
• Status LED: Enables you to identify any failed hardware
components. There are up to five status LEDs and an overall
system health LED (Chassis health and system ID) bar. For more
information, see the Status LED indicators section.
• Quick Sync 2 (wireless): Indicates a Quick Sync enabled system.
The Quick Sync feature is optional. This feature allows
management of the system by using mobile devices called as
OpenManage Mobile (OMM) feature. Using iDRAC Quick Sync 2
with OpenManage Mobile (OMM) aggregates hardware or
firmware inventory and various system level diagnostic and error
information that can be used in troubleshooting the system. For
more information, see the iDRAC User's Guide available at
https://www.dell.com/idracmanuals
2 Optical drive blank N/A For the 8 x 3.5-inch drive system, a optical drive bay blank is
installed.
3 Drive N/A Enables you to install drives that are supported on your system. For
more information about drives, see the Drives section.
4 Right control panel N/A Contains the power button, USB port, iDRAC Direct micro port, and
the iDRAC Direct status LED.
5 Information tag The Information tag is a slide-out label panel that contains system
information such as Service Tag, NIC, MAC address, and so on. If
you have opted for the secure default access to iDRAC, the
Information tag also contains the iDRAC secure default password.
For more information about the ports, see the Technical Specifications section.
System overview 17

Left control panel view
Figure 6. Left control panel without optional iDRAC Quick Sync 2 indicator
Figure 7. Left control panel with optional iDRAC Quick Sync 2 indicator
Table 3. Left control panel
Item Indicator, button, or
connector
Icon Description
1 Status LED indicators N/A Indicates the status of the system. For more information, see the
Status LED indicators section.
2System health and system
ID indicator
Indicates the system health. For more information, see the System
health and system ID indicator codes section.
3iDRAC Quick Sync 2
wireless indicator (optional)
Indicates if the iDRAC Quick Sync 2 wireless option is activated. The
Quick Sync 2 feature allows management of the system using mobile
devices. This feature aggregates hardware/firmware inventory and
various system level diagnostic/error information that can be used in
troubleshooting the system. You can access system inventory, Dell
Lifecycle Controller logs or system logs, system health status, and
also configure iDRAC, BIOS, and networking parameters. You can
also launch the virtual Keyboard, Video, and Mouse (KVM) viewer
and virtual Kernel-based Virtual Machine (KVM), on a supported
mobile device. For more information, see the Integrated Dell Remote
Access Controller User's Guide at www.dell.com/poweredgemanuals
NOTE: For more information about the indicator codes, see the System diagnostics and indicator codes section.
18 System overview

Right control panel view
Figure 8. Right control panel view
Table 4. Right control panel
Item Indicator or button Icon Description
1 VGA port Enables you to connect a display device to the system. For
more information, see the Technical Specifications section.
2iDRAC Direct port (Micro-AB USB) The iDRAC Direct port (Micro-AB USB) enables you to
access the iDRAC Direct Micro-AB features. For more
information, see the iDRAC User's Guide available at
https://www.dell.com/idracmanuals .
NOTE: You can configure iDRAC Direct by using a
USB to micro USB (type AB) cable, which you can
connect to your laptop or tablet. Cable length
should not exceed 3 feet (0.91 meters).
Performance could be affected by cable quality.
3USB 2.0-compliant port The USB port is a 4-pin connector and 2.0-compliant. This
port enables you to connect USB devices to the system.
4Power button Indicates if the system is powered on or off. Press the
power button to manually power on or off the system.
NOTE: Press the power button to gracefully shut
down an ACPI-compliant operating system.
NOTE: For more information on the ports, see the Ports and connectors specifications section.
System overview 19

Rear view of the system
Figure 9. Rear view of the system
Table 5. Rear view of the system
Item Ports, panels, or slots Icon Description
1 PCIe expansion card riser 1
(slot 1 and slot 2)
N/A The expansion card riser enables you to connect PCI Express expansion
cards. For more information on the expansion cards that are supported
on your system, see Technical Specifications section.
2Rear Handle N/A To lift the system.
3PCIe expansion card riser 2
(slot 3 and slot 6)
N/A The expansion card riser enables you to connect PCI Express expansion
cards. For more information on the expansion cards that are supported
on your system, see Technical Specifications section.
4PCIe expansion card riser 3
(slot 4 and slot 5)
N/A The expansion card riser enables you to connect PCI Express expansion
cards. For more information on the expansion cards that are supported
on your system, see Technical Specifications section.
5USB 2.0 port (1) This port is USB 2.0-compliant.
6 PCIe expansion card riser 4
(slot 7 and slot 8)
N/A The expansion card riser enables you to connect PCI Express expansion
cards. For more information on the expansion cards that are supported
on your system, see Technical Specifications section.
7 Power supply unit (PSU 2) For more information about the PSU configurations, see the Technical
Specifications section.
8VGA port Enables you to connect a display device to the system. For more
information, see the Technical Specifications section.
9 USB 3.0 port (1) This port is USB 3.0-compliant.
10 iDRAC dedicated port Enables you to remotely access iDRAC. For more information, see the
iDRAC User’s Guide at www.dell.com/poweredgemanuals.
11 System identification button Press the system ID button:
• To locate a particular system within a rack.
• To turn the system ID on or off.
To reset iDRAC, press and hold the button for more than 16 seconds.
NOTE:
• To reset iDRAC using system ID, ensure that the system
ID button is enabled in the iDRAC setup.
• If the system stops responding during POST, press and
hold the system ID button (for more than 5 seconds) to
enter the BIOS progress mode.
20 System overview