Dell PowerEdge R7625 Manual

Dell PowerEdge R7625
Installation and Service Manual
Regulatory Model: E94S
Regulatory Type: E94S001
February 2023
Rev. A00

Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid
the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2023 Dell Inc. or its subsidiaries. All rights reserved. Dell Technologies, Dell, and other trademarks are trademarks of Dell Inc. or its
subsidiaries. Other trademarks may be trademarks of their respective owners.

Chapter 1: About this document.................................................................................................... 8
Chapter 2: System overview..........................................................................................................9
Front view of the system.................................................................................................................................................. 9
Left control panel view............................................................................................................................................... 12
Right control panel view.............................................................................................................................................13
Rear view of the system.................................................................................................................................................. 14
Inside the system............................................................................................................................................................... 18
Locating the Express Service Code and Service Tag.............................................................................................. 20
System information label..................................................................................................................................................21
Rail sizing and rack compatibility matrix......................................................................................................................23
Chapter 3: Technical specifications............................................................................................. 24
Chassis dimensions ..........................................................................................................................................................25
System weight................................................................................................................................................................... 25
Processor specifications..................................................................................................................................................26
PSU specifications............................................................................................................................................................ 26
Cooling fan specifications................................................................................................................................................27
Supported operating systems.........................................................................................................................................27
System battery specifications........................................................................................................................................28
Expansion card riser specifications...............................................................................................................................28
Memory specifications..................................................................................................................................................... 28
Storage controller specifications...................................................................................................................................29
Drives................................................................................................................................................................................... 29
Ports and connectors specifications............................................................................................................................ 30
NIC port specifications.............................................................................................................................................. 30
Serial connector specifications................................................................................................................................ 30
USB ports specifications........................................................................................................................................... 30
VGA ports specifications........................................................................................................................................... 30
Video specifications...........................................................................................................................................................31
Environmental specifications...........................................................................................................................................31
Thermal air restrictions.............................................................................................................................................. 33
Thermal restriction matrix......................................................................................................................................... 34
Chapter 4: Initial system setup and configuration........................................................................40
Setting up the system......................................................................................................................................................40
iDRAC configuration......................................................................................................................................................... 40
Options to set up iDRAC IP address.......................................................................................................................40
Options to log in to iDRAC.........................................................................................................................................41
Resources to install operating system......................................................................................................................... 42
Options to download drivers and firmware ..........................................................................................................42
Options to download and install OS drivers .........................................................................................................42
Downloading drivers and firmware..........................................................................................................................43
Contents
Contents 3

Chapter 5: Pre-operating system management applications........................................................ 44
System Setup.....................................................................................................................................................................44
System BIOS.................................................................................................................................................................45
iDRAC Settings utility..................................................................................................................................................61
Device Settings.............................................................................................................................................................61
Dell Lifecycle Controller....................................................................................................................................................61
Embedded system management...............................................................................................................................61
Boot Manager..................................................................................................................................................................... 61
PXE boot............................................................................................................................................................................. 62
Chapter 6: Minimum to POST and system management configuration validation......................... 63
Minimum configuration to POST ..................................................................................................................................63
Configuration validation...................................................................................................................................................63
Error messages............................................................................................................................................................ 64
Chapter 7: Installing and removing system components.............................................................. 65
Safety instructions............................................................................................................................................................65
Before working inside your system...............................................................................................................................66
After working inside your system..................................................................................................................................66
Recommended tools.........................................................................................................................................................66
Optional front bezel.......................................................................................................................................................... 67
Removing the front bezel..........................................................................................................................................67
Installing the front bezel............................................................................................................................................68
System cover..................................................................................................................................................................... 68
Removing the system cover..................................................................................................................................... 68
Installing the system cover....................................................................................................................................... 69
Drive backplane cover......................................................................................................................................................70
Removing the drive backplane cover......................................................................................................................70
Installing the drive backplane cover.........................................................................................................................71
Air shroud............................................................................................................................................................................ 73
Removing the air shroud............................................................................................................................................73
Installing the air shroud.............................................................................................................................................. 73
Removing the GPU air shroud top cover...............................................................................................................74
Installing the GPU air shroud top cover.................................................................................................................75
Removing the GPU air shroud filler.........................................................................................................................76
Installing the GPU air shroud filler........................................................................................................................... 77
Removing the GPU air shroud..................................................................................................................................78
Installing the GPU air shroud.................................................................................................................................... 79
Removing the 2 x 2.5-inch rear drive module air shroud...................................................................................80
Installing the 2 x 2.5-inch rear drive module air shroud......................................................................................81
Removing the 4 x 2.5-inch rear drive module air shroud...................................................................................82
Installing the 4 x 2.5-inch rear drive module air shroud.....................................................................................82
Cooling fan.......................................................................................................................................................................... 83
Removing the cooling fan cage assembly ............................................................................................................ 83
Installing the cooling fan cage assembly................................................................................................................84
Removing a cooling fan..............................................................................................................................................85
Installing a cooling fan................................................................................................................................................86
Removing a 2 x 2.5-inch rear drive module cooling fan.....................................................................................87
4Contents

Installing a 2 x 2.5-inch rear drive module cooling fan.......................................................................................88
Removing a 4 x 2.5-inch rear drive module cooling fan.....................................................................................89
Installing a 4 x 2.5-inch rear drive module cooling fan.......................................................................................89
Drives................................................................................................................................................................................... 90
Removing a drive blank..............................................................................................................................................90
Installing a drive blank.................................................................................................................................................91
Removing the drive carrier........................................................................................................................................ 91
Installing the drive carrier..........................................................................................................................................92
Removing the drive from the drive carrier............................................................................................................93
Installing the drive into the drive carrier................................................................................................................94
Rear drive module............................................................................................................................................................. 95
Removing the 2 x 2.5-inch rear drive module...................................................................................................... 95
Installing the 2 x 2.5-inch rear drive module........................................................................................................ 96
Removing the 4 x 2.5-inch rear drive module...................................................................................................... 97
Installing the 4 x 2.5-inch rear drive module........................................................................................................ 98
Drive backplane................................................................................................................................................................. 99
Drive backplane............................................................................................................................................................99
Removing the drive backplane .............................................................................................................................. 102
Installing the drive backplane..................................................................................................................................103
Side wall brackets............................................................................................................................................................104
Removing the side wall bracket............................................................................................................................. 104
Installing the side wall bracket................................................................................................................................106
Cable routing.................................................................................................................................................................... 108
PERC module....................................................................................................................................................................136
Removing the front mounting front PERC module........................................................................................... 136
Installing the front mounting front PERC module..............................................................................................137
Removing the adapter PERC module....................................................................................................................138
Installing the adapter PERC module......................................................................................................................139
System memory................................................................................................................................................................ 141
System memory guidelines.......................................................................................................................................141
General memory module installation guidelines.................................................................................................. 143
Removing a memory module................................................................................................................................... 143
Installing a memory module..................................................................................................................................... 144
Processor and heat sink.................................................................................................................................................146
Removing a heat sink................................................................................................................................................146
Removing the Direct Liquid Cooling module........................................................................................................147
Removing the processor.......................................................................................................................................... 148
Installing the processor............................................................................................................................................ 150
Installing the heat sink..............................................................................................................................................152
Installing the Direct Liquid Cooling module..........................................................................................................154
Expansion cards and expansion card risers...............................................................................................................156
Expansion card installation guidelines...................................................................................................................156
Removing the expansion card risers..................................................................................................................... 186
Installing the expansion card risers........................................................................................................................189
Removing expansion card from the expansion card riser.................................................................................191
Installing an expansion card into the expansion card riser...............................................................................192
Removing the full length expansion card risers..................................................................................................194
Installing the full length expansion card risers....................................................................................................196
Removing a GPU........................................................................................................................................................199
Installing a GPU..........................................................................................................................................................201
Contents 5

Optional serial COM port.............................................................................................................................................. 204
Removing the serial COM port.............................................................................................................................. 204
Installing the serial COM port................................................................................................................................ 205
BOSS-N1 module.............................................................................................................................................................207
Removing the BOSS-N1 module blank.................................................................................................................207
Installing the BOSS-N1 module blank................................................................................................................... 207
Removing the BOSS card filler.............................................................................................................................. 208
Installing the BOSS card filler................................................................................................................................ 209
Removing the BOSS-N1 controller card module............................................................................................... 209
Installing the BOSS-N1 controller card module................................................................................................... 211
System battery ................................................................................................................................................................213
Replacing the system battery................................................................................................................................. 213
Optional internal USB card............................................................................................................................................215
Removing the internal USB card............................................................................................................................215
Installing the internal USB card.............................................................................................................................. 216
Intrusion switch module................................................................................................................................................. 216
Removing the intrusion switch............................................................................................................................... 216
Installing the intrusion switch..................................................................................................................................217
Optional OCP card...........................................................................................................................................................218
Removing the OCP card.......................................................................................................................................... 218
Installing the OCP card............................................................................................................................................220
Power supply unit............................................................................................................................................................ 221
Hot spare feature.......................................................................................................................................................221
Removing a power supply unit blank.................................................................................................................... 222
Installing a power supply unit blank...................................................................................................................... 222
Removing a power supply unit adapter blank.....................................................................................................222
Installing a power supply unit adapter blank.......................................................................................................223
Removing a power supply unit............................................................................................................................... 224
Installing a power supply unit.................................................................................................................................225
Trusted Platform Module..............................................................................................................................................226
Upgrading the Trusted Platform Module............................................................................................................ 226
Initializing TPM for users.........................................................................................................................................227
Initializing the TPM 2.0 for users.......................................................................................................................... 227
System board...................................................................................................................................................................228
Removing the system board...................................................................................................................................228
Installing the system board.....................................................................................................................................229
Restoring Service Tag using Easy Restore.........................................................................................................230
Manually update the Service Tag...........................................................................................................................231
LOM card and rear I/O board.......................................................................................................................................231
Removing the LOM card and rear I/O board...................................................................................................... 231
Installing the LOM card and rear I/O board....................................................................................................... 232
Control panel....................................................................................................................................................................233
Removing the right control panel..........................................................................................................................233
Installing the right control panel............................................................................................................................234
Removing the left control panel............................................................................................................................ 235
Installing the left control panel.............................................................................................................................. 236
Chapter 8: Jumpers and connectors.......................................................................................... 238
System board connectors.............................................................................................................................................238
System board jumper settings.....................................................................................................................................240
6Contents

Disabling a forgotten password...................................................................................................................................240
Chapter 9: System diagnostics and indicator codes................................................................... 242
Status LED indicators.................................................................................................................................................... 242
System health and system ID indicator codes......................................................................................................... 243
iDRAC Quick Sync 2 indicator codes......................................................................................................................... 244
iDRAC Direct LED indicator codes..............................................................................................................................245
LCD panel..........................................................................................................................................................................245
NIC indicator codes........................................................................................................................................................ 246
Power supply unit indicator codes..............................................................................................................................246
Drive indicator codes..................................................................................................................................................... 248
Chapter 10: Using system diagnostics....................................................................................... 249
Dell Embedded System Diagnostics........................................................................................................................... 249
Running the Embedded System Diagnostics from Boot Manager................................................................ 249
Running the Embedded System Diagnostics from the Dell Lifecycle Controller.......................................249
System diagnostic controls.................................................................................................................................... 250
Chapter 11: System board diagnostic LED indicators.................................................................. 251
Chapter 12: Enhanced Preboot System Assessment...................................................................252
Chapter 13: Getting help............................................................................................................254
Recycling or End-of-Life service information.......................................................................................................... 254
Contacting Dell Technologies...................................................................................................................................... 254
Accessing system information by using QRL...........................................................................................................255
Quick Resource Locator for PowerEdge R7625 system.................................................................................255
Receiving automated support with SupportAssist ................................................................................................ 255
Chapter 14: Documentation resources....................................................................................... 256
Chapter 15: Documentation resources....................................................................................... 258
Contents 7

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

System overview
The PowerEdge R7625 system is a 2U server that supports:
●Two AMD EPYC 4th Generation 9004 series processor with up to 96 cores
●Optional Direct Liquid Cooling (DLC) for required CPUs and/or configurations
●Up to 24 RDIMMs, with up to 3 TB of memory and speeds up to 4800 MT/s
●Two redundant AC or DC power supply units
●Up to 8 x 3.5-inch SATA/SAS drives or 8 x 2.5 SATA/SAS/NVMe or 12 x 3.5-inch SATA/SAS or 16 x 2.5-inch SATA/SAS/
NVMe 24 x 2.5-inch SATA/SAS/NVMe (HDD/SSD) drives
●PCI Express® (PCIe) 5.0 enabled expansion slots
●Network interface technologies to cover Network Interface Card (NIC)
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 are referred to as drives in this document, unless specified otherwise.
CAUTION: Do not install GPUs, network cards, or other PCIe devices on your system that are not validated
and tested by Dell. Damage caused by unauthorized and invalidated hardware installation will null and void the
system warranty.
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 24 x 2.5-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 and the status LED indicator.
2
System overview 9

Table 1. Features available on the front of the system (continued)
Item Ports, panels, and
slots
Icon Description
2 Drive N/A Enables you to install drives that are supported on your system.
3 Right control panel N/A Contains the power button, VGA port, USB port, iDRAC Direct
(Micro-AB USB) port and the iDRAC Direct status LED.
4 Information tag N/A The Express Service 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 will also contain the iDRAC secure default password.
Figure 2. Front view of 16 x 2.5-inch drive system
Table 2. Features available on the front of 16 x 2.5-inch drive system
Item Ports, panels, and
slots
Icon Description
1 Left control panel N/A Contains the system health, system ID, and the status LED indicator.
2 Drive N/A Enables you to install drives that are supported on your system.
3 Right control panel N/A Contains the power button with integrated power LED, 1 x VGA port,
1 x 2.0 USB port, iDRAC Direct (Micro-AB USB) port, and the iDRAC
Direct status LED.
4 Information tag N/A The Express Service 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 contain the iDRAC secure default password.
Figure 3. Front view of 8 x 2.5-inch drive system
Table 3. 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 and the status LED indicator.
10 System overview

Table 3. Features available on the front of the system (continued)
Item Ports, panels, and
slots
Icon Description
2 Drive N/A Enables you to install drives that are supported on your system.
3 Drive blank N/A Enables you to install drive blank.
4 Right control panel N/A Contains the power button, VGA port, USB port, iDRAC Direct
(Micro-AB USB) port and the iDRAC Direct status LED.
5 Information tag N/A 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 will also contain the iDRAC secure default password.
Figure 4. Front view of 12 x 3.5-inch drive system
Table 4. 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 and the status LED indicator.
2 Drive N/A Enables you to install drives that are supported on your system.
3 Right control panel N/A Contains the power button, VGA port, USB port, iDRAC Direct
(Micro-AB USB) port and the iDRAC Direct status LED.
4 Information tag N/A 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 will also contain the iDRAC secure default password.
Figure 5. Front view of 8 x 3.5-inch drive system
System overview 11

Table 5. 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 and the status LED indicator.
2 Optical blank (optional) N/A One optional slim SATA DVD-ROM or DVD+/-RW blank.
3 Drive N/A Enables you to install drives that are supported on your system.
4 Right control panel N/A Contains the power button, VGA port, USB port, iDRAC Direct
(Micro-AB USB) port and the iDRAC Direct status LED.
5 Information tag N/A 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 will also contain the iDRAC secure default password.
NOTE: For more information about ports, panels, and slots, see the Technical specifications section.
Left control panel view
Figure 6. Left control panel
Table 6. Left control panel
Item Indicator, button, or
connector
Icon Description
1 Status LED indicators NA Indicates the status of the system. For more information, see the
Status LED indicators section.
2 System health and system
ID
Indicates the system health. For more information, see the System
health and system ID indicator codes section.
Figure 7. Left control panel with optional iDRAC Quick Sync 2 indicator
12 System overview

Table 7. Left control panel with optional iDRAC Quick Sync 2 indicator
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.
2 System health and system
ID indicator
Indicates the system health. For more information, see the
System health and system ID indicator codes section.
3 iDRAC 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.
Right control panel view
Figure 8. Right control panel view
Table 8. 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 www.dell.com/
poweredgemanuals 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 Integrated Dell Remote
Access Controller 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
System overview 13

Table 8. Right control panel (continued)
Item Indicator or button Icon Description
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 the ACPI-compliant operating system.
NOTE: For more information on the ports, see the www.dell.com/poweredgemanuals section.
Rear view of the system
Figure 9. Rear view of the system
Table 9. 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 , see the Expansion card
installation guidelines section.
2 BOSS blank N/A Insert BOSS blank when BOSS module is not used.
3 Rear Handle N/A To lift the system.
4 PCIe 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 , see the Expansion card
installation guidelines section.
5 PCIe 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 , see the Expansion card
installation guidelines section.
6 USB 2.0 port (1) The USB port is 4-pin, 2.0-compliant. This port enables you to
connect USB devices to the system.
7 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,
8 Power supply unit (PSU 2) For more information about the PSU configurations, see
www.dell.com/poweredgemanuals section.
14 System overview

Table 9. Rear view of the system (continued)
Item Ports, panels, or slots Icon Description
9 VGA port N/A Enables you to connect a display device to the system. For more
information, see www.dell.com/poweredgemanuals section.
10 USB 3.0 port The USB port is 9-pin and 3.0-compliant. This port enables you to
connect USB devices to the system.
11 Dedicated iDRAC9 Ethernet
port
Enables you to remotely access iDRAC. For more information,
see the Integrated Dell Remote Access Controller User's Guide at
www.dell.com/poweredgemanuals.
12 System Identification (ID)
button
The System Identification (ID) button is available on the front and
back of the system. Press the button to identify a system in a rack
by turning on the system ID button. You can also use the system ID
button to reset iDRAC and to access BIOS using the step through
mode. When pressed, the system ID LED in the back panel blinks until
either the front or rear button is pressed again. Press the button to
toggle between on or off mode.
NOTE: If the server stops responding during POST, press and
hold the System ID button for more than five seconds to enter
the BIOS progress mode
NOTE: To reset the iDRAC (if not disabled on the iDRAC setup
page by pressing F2 during system boot), press and hold the
System ID button for more than 15 seconds.
13 OCP NIC card N/A The OCP NIC card supports OCP 3.0. The NIC ports are integrated
on the OCP card which is connected to the system board.
14 NIC ports The NIC ports are embedded on the LOM card that is connected to
the system board.
15 Power supply unit (PSU1) PSU1 is the primary PSU of the system. For more information
about the PSU configurations, see www.dell.com/poweredgemanuals
section.
Figure 10. Rear view of the system with 2 x 2.5-inch rear drive module
Table 10. 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 , see the Expansion card
installation guidelines section.
2 BOSS blank N/A Insert BOSS blank when BOSS module is not used.
3 Rear Handle N/A To lift the system.
4 PCIe 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 , see the Expansion card
installation guidelines section.
System overview 15

Table 10. Rear view of the system (continued)
Item Ports, panels, or slots Icon Description
5 Rear drive module N/A Enables you to install drives that are supported on your system.
6 USB 2.0 port (1) The USB port is 4-pin, 2.0-compliant. This port enables you to
connect USB devices to the system.
7 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,
8 Power supply unit (PSU 2) For more information about the PSU configurations, see
www.dell.com/poweredgemanuals section.
9 VGA port N/A Enables you to connect a display device to the system. For more
information, see www.dell.com/poweredgemanuals section.
10 USB 3.0 port The USB port is 9-pin and 3.0-compliant. This port enables you to
connect USB devices to the system.
11 iDRAC9 ethernet port Enables you to remotely access iDRAC. For more information, see
www.dell.com/poweredgemanuals section.
12 System Identification (ID)
button
The System Identification (ID) button is available on the front and
back of the system. Press the button to identify a system in a rack
by turning on the system ID button. You can also use the system ID
button to reset iDRAC and to access BIOS using the step through
mode. When pressed, the system ID LED in the back panel blinks until
either the front or rear button is pressed again. Press the button to
toggle between on or off mode.
NOTE: If the server stops responding during POST, press and
hold the System ID button for more than five seconds to enter
the BIOS progress mode
NOTE: To reset the iDRAC (if not disabled on the iDRAC setup
page by pressing F2 during system boot), press and hold the
System ID button for more than 15 seconds.
13 OCP NIC card N/A The OCP NIC card supports OCP 3.0. The NIC ports are integrated
on the OCP card which is connected to the system board.
14 NIC ports The NIC ports are embedded on the LOM card that is connected to
the system board.
15 Power supply unit (PSU1) PSU1 is the primary PSU of the system. For more information, see
www.dell.com/poweredgemanuals section.
Figure 11. Rear view of the system with 4 x 2.5-inch rear drive module
Table 11. Rear view of the system
Item Ports, panels, or slots Icon Description
1 Drives N/A Enables you to install drives that are supported on your system.
16 System overview

Table 11. Rear view of the system (continued)
Item Ports, panels, or slots Icon Description
2 PCIe expansion card riser 2 N/A The expansion card riser enables you to connect PCI Express
expansion cards. For more information , see the Expansion card
installation guidelines section.
3 Rear Handle N/A To lift the system.
4 BOSS blank N/A Insert BOSS blank when BOSS module is not used.
5 USB 2.0 port The USB port is 4-pin, 2.0-compliant. This port enables you to
connect USB devices to the system.
6 PCIe expansion card riser 4 N/A The expansion card riser enables you to connect PCI Express
expansion cards. For more information , see the Expansion card
installation guidelines section.
7 Power supply unit (PSU 2) For more information about the PSU configurations, see
www.dell.com/poweredgemanuals section.
8 VGA port N/A Enables you to connect a display device to the system. For more
information, see www.dell.com/poweredgemanuals section.
9 USB 3.0 port The USB port is 9-pin and 3.0-compliant. This port enables you to
connect USB devices to the system.
10 Dedicated iDRAC9 Ethernet
port
Enables you to remotely access iDRAC. For more information,
see the Integrated Dell Remote Access Controller User's Guide at
www.dell.com/poweredgemanuals.
11 System Identification (ID)
button
The System Identification (ID) button is available on the front and
back of the system. Press the button to identify a system in a rack
by turning on the system ID button. You can also use the system ID
button to reset iDRAC and to access BIOS using the step through
mode. When pressed, the system ID LED in the back panel blinks until
either the front or rear button is pressed again. Press the button to
toggle between on or off mode.
NOTE: If the server stops responding during POST, press and
hold the System ID button for more than five seconds to enter
the BIOS progress mode
NOTE: To reset the iDRAC (if not disabled on the iDRAC setup
page by pressing F2 during system boot), press and hold the
System ID button for more than 15 seconds.
12 OCP NIC card N/A The OCP NIC card supports OCP 3.0. The NIC ports are integrated
on the OCP card which is connected to the system board.
13 NIC ports The NIC ports that are integrated on the LOM card provide network
connectivity which is connected to the system board.
14 Power supply unit (PSU1) PSU1 is the primary PSU of the system.
NOTE: For more information about ports, panels, and slots, see the Technical specifications section.
System overview 17

Inside the system
Figure 12. Inside the system
1. Rear Handle 2. BOSS N1 card slot
3. Riser 1 4. Power supply unit (PSU 1)
5. Riser 2 6. System board
7. Heat sink for processor 1 8. Memory DIMM socket for processor 1
9. Cooling fans 10. PERC Controller
11. Drive backplane 12. Service tag
13. Expander 14. Cooling fan cage assembly
15. Memory DIMM socket for processor 2 16. Heat sink for processor 2
17. Power supply unit (PSU 2) 18. Riser 3
19. Riser 4 20. Intrusion switch
18 System overview

Figure 13. Inside the system with full length risers and GPU shroud
1. Rear Handle 2. BOSS N1 card slot
3. Riser 1 4. Riser 2
5. System board 6. GPU top cover
7. GPU air shroud 8. Cooling fans
9. PERC Controller 10. Drive backplane cover
11. Service tag 12. Expander
13. Cooling fan cage assembly 14. Riser 3
15. Riser 4 16. Intrusion switch module
System overview 19

Figure 14. Inside the system with processor liquid cooling module
1. Rear Handle 2. Riser 1 filler
3. BOSS N1 card slot 4. Power supply unit (PSU 1)
5. System board 6. Processor 1 Liquid Cooling modules
7. Memory DIMM socket for processor 1 8. Cooling fans
9. PERC Controller 10. Drive backplane cover
11. Service tag 12. Expander
13. Cooling fan cage assembly 14. Memory DIMM socket for processor 2
15. Processor 2 Liquid Cooling modules 16. Power supply unit (PSU 2)
17. Riser 3 filler 18. Intrusion switch module
19. Riser 4 filler
Locating the Express Service Code and Service Tag
The unique Express Service Code and Service Tag is used to identify the system. The information tag is located on the front of
the system that includes system information such as Service Tag, Express Service Code, Manufacture date, NIC, MAC address,
20 System overview