
4  Removal and replacement procedures ........................................................................................................... 17
Preparation for disassembly ...............................................................................................................................  17
Access panel ......................................................................................................................................................... 18
Front bezel ...........................................................................................................................................................  19
Front bezel security .............................................................................................................................................  20
Removing bezel blanks ........................................................................................................................................ 22
Optional front bezel dust lter ............................................................................................................................ 24
System board connections ..................................................................................................................................  25
Memory ................................................................................................................................................................  26
Populating DIMM sockets ..................................................................................................................  26
Removing and installing DIMMs ........................................................................................................ 27
Drive cage ............................................................................................................................................................  29
Drives ...................................................................................................................................................................  30
Drive positions ................................................................................................................................... 30
Removing and installing drives ......................................................................................................... 31
Removing a 5.25-inch drive ............................................................................................ 31
Installing a 5.25-inch drive .............................................................................................  33
Removing a 9.5 mm slim optical drive ...........................................................................  35
Installing a 9.5 mm slim optical drive ............................................................................  36
Removing a 3.5-inch hard drive ...................................................................................... 38
Installing a 3.5-inch hard drive ....................................................................................... 39
Removing a 2.5-inch hard drive ...................................................................................... 43
Installing a 2.5-inch hard drive ....................................................................................... 44
Removing and installing an M.2 SSD storage card ......................................................... 45
Removing and installing an Optane memory module .................................................... 47
Expansion cards ................................................................................................................................................... 48
Optional rear port ................................................................................................................................................  53
Rear fan ................................................................................................................................................................ 54
Hood lock (solenoid) ............................................................................................................................................  55
Hood sensor ......................................................................................................................................................... 56
Option board ........................................................................................................................................................  57
Fan sink ................................................................................................................................................................  58
Processor .............................................................................................................................................................  61
WLAN module ......................................................................................................................................................  62
Speaker ................................................................................................................................................................  63
Card reader ........................................................................................................................................................... 64
Power supply .......................................................................................................................................................  65
System board ....................................................................................................................................................... 66
System board callouts ....................................................................................................................... 68
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