Contents
Safety .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . v
Safety inspection checklist .  .  .  .  .  .  .  .  .  .  . vi
Chapter 1.  Introduction .  .  .  .  .  .  .  .  . 1
Specifications .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  2
Particulate contamination .  .  .  .  .  .  .  .  .  10
Firmware updates .  .  .  .  .  .  .  .  .  .  .  .  .  .  11
Tech Tips .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  15
Security advisories .  .  .  .  .  .  .  .  .  .  .  .  .  16
Power on the server .  .  .  .  .  .  .  .  .  .  .  .  .  16
Power off the server .  .  .  .  .  .  .  .  .  .  .  .  .  16
Chapter 2.  Server components .  .  .  .  19
Front view .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  19
Diagnostics panel .  .  .  .  .  .  .  .  .  .  .  .  26
LCD diagnostics panel .  .  .  .  .  .  .  .  .  .  28
External LCD diagnostics handset.  .  .  .  .  .  33
Rear view .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  39
Rear view LEDs .  .  .  .  .  .  .  .  .  .  .  .  .  43
System board components .  .  .  .  .  .  .  .  .  .  44
System board LEDs .  .  .  .  .  .  .  .  .  .  .  46
Switch block .  .  .  .  .  .  .  .  .  .  .  .  .  .  48
Parts list.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  49
Power cords .  .  .  .  .  .  .  .  .  .  .  .  .  .  52
Chapter 3.  Internal cable routing .  .  .  55
CFF HBA/RAID adapter.  .  .  .  .  .  .  .  .  .  .  .  57
Front I/O .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  58
Intrusion switch .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  59
RAID super capacitor modules .  .  .  .  .  .  .  .  .  60
M.2 drive backplane .  .  .  .  .  .  .  .  .  .  .  .  .  62
16-EDSFF drive backplane .  .  .  .  .  .  .  .  .  .  63
7mm drive backplane .  .  .  .  .  .  .  .  .  .  .  .  64
2.5-inch/3.5-inch drive backplane (power) .  .  .  .  65
2.5-inch/3.5-inch drive backplane (signal).  .  .  .  .  66
4 x 3.5-inch front drive bays .  .  .  .  .  .  .  .  66
4 x 2.5-inch front drive bays .  .  .  .  .  .  .  .  70
8 x 2.5-inch front drive bays .  .  .  .  .  .  .  .  73
10 x 2.5-inch front drive bays.  .  .  .  .  .  .  .  78
Chapter 4.  Hardware replacement  
procedures .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  83
Installation guidelines .  .  .  .  .  .  .  .  .  .  .  .  83
Safety inspection checklist.  .  .  .  .  .  .  .  .  84
System reliability guidelines .  .  .  .  .  .  .  .  85
Working inside the server with the power on .  .  85
Handling static-sensitive devices .  .  .  .  .  .  85
Technical rules .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  86
Technical rules for processors and heat  
sinks .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  86
Technical rules for drives .  .  .  .  .  .  .  .  .  87
Technical rules for RAID configuration .  .  .  .  87
Technical rules for PCIe adapters .  .  .  .  .  .  88
Technical rules for GPU adapters .  .  .  .  .  .  89
Technical rules for system fans .  .  .  .  .  .  .  90
Air baffle replacement .  .  .  .  .  .  .  .  .  .  .  .  91
Remove the air baffle .  .  .  .  .  .  .  .  .  .  .  91
Install the air baffle .  .  .  .  .  .  .  .  .  .  .  .  92
Backplane replacement.  .  .  .  .  .  .  .  .  .  .  .  94
Remove the front 2.5-inch drive backplane .  .  94
Install the front 2.5-inch drive backplane .  .  .  95
Remove the front 3.5-inch drive backplane .  .  96
Install the front 3.5-inch drive backplane .  .  .  97
Remove the front 16-EDSFF drive  
backplane .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  99
Install the front 16-EDSFF drive backplane .  .  100
Remove the 2.5-inch rear drive backplane.  .  .  101
Install the 2.5-inch rear drive backplane .  .  .  103
Remove the 7mm drive backplanes .  .  .  .  .  105
Install the 7mm drive backplanes .  .  .  .  .  .  107
CMOS battery replacement .  .  .  .  .  .  .  .  .  .  108
Remove the CMOS battery .  .  .  .  .  .  .  .  108
Install the CMOS battery .  .  .  .  .  .  .  .  .  110
EDSFF cage replacement .  .  .  .  .  .  .  .  .  .  .  112
Remove an EDSFF cage .  .  .  .  .  .  .  .  .  112
Install an EDSFF cage .  .  .  .  .  .  .  .  .  .  113
Front I/O assembly replacement .  .  .  .  .  .  .  .  115
Remove the front I/O assembly .  .  .  .  .  .  .  116
Install the front I/O assembly .  .  .  .  .  .  .  .  117
Remove the LCD diagnostics panel  
assembly .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  118
Install the LCD diagnostics panel  
assembly .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  119
Heat sink Torx T30 nut replacement .  .  .  .  .  .  .  121
Remove a heat sink Torx T30 nut .  .  .  .  .  .  121
Install a heat sink Torx T30 nut .  .  .  .  .  .  .  122
Hot-swap drive replacement .  .  .  .  .  .  .  .  .  .  123
Remove a 2.5/3.5-inch hot-swap drive .  .  .  .  124
Install a 2.5/3.5-inch hot-swap drive .  .  .  .  .  125
Remove an EDSFF drive .  .  .  .  .  .  .  .  .  126
Install an EDSFF drive .  .  .  .  .  .  .  .  .  .  128
Hot-swap power supply unit replacement .  .  .  .  130
Remove a hot-swap power supply unit .  .  .  .  130
Install a hot-swap power supply .  .  .  .  .  .  135
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