Hot-swap rear drive assembly replacement .  .  .  .  140
Remove the hot-swap rear drive assembly .  .  140
Install the hot-swap rear drive assembly .  .  .  141
Internal CFF HBA/RAID adapter replacement .  .  .  144
Remove the internal CFF HBA/RAID  
adapter .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  144
Install the internal CFF HBA/RAID adapter.  .  .  145
Intrusion switch replacement .  .  .  .  .  .  .  .  .  146
Remove an intrusion switch .  .  .  .  .  .  .  .  146
Install an intrusion switch .  .  .  .  .  .  .  .  .  147
Memory module replacement .  .  .  .  .  .  .  .  .  148
Remove a memory module .  .  .  .  .  .  .  .  148
Memory module installation rules and  
order .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  150
Install a memory module .  .  .  .  .  .  .  .  .  164
M.2 adapter and M.2 drive replacement .  .  .  .  .  166
Remove the M.2 adapter and M.2 drive.  .  .  .  166
Adjust the retainer on the M.2 adapter .  .  .  .  168
Install the M.2 adapter and M.2 drive.  .  .  .  .  169
OCP 3.0 Ethernet adapter replacement .  .  .  .  .  171
Remove the OCP 3.0 Ethernet adapter .  .  .  .  171
Install the OCP 3.0 Ethernet adapter .  .  .  .  .  172
PCIe adapter replacement.  .  .  .  .  .  .  .  .  .  .  173
Remove a PCIe adapter .  .  .  .  .  .  .  .  .  .  174
Install a PCIe adapter .  .  .  .  .  .  .  .  .  .  .  175
Processor and heat sink replacement .  .  .  .  .  .  176
Remove a processor and heat sink .  .  .  .  .  176
Separate the processor from carrier and heat  
sink.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  179
Install a processor and heat sink .  .  .  .  .  .  181
Rack latches replacement .  .  .  .  .  .  .  .  .  .  .  185
Remove the rack latches .  .  .  .  .  .  .  .  .  185
Install the rack latches .  .  .  .  .  .  .  .  .  .  187
RAID super capacitor module replacement .  .  .  .  189
Remove the RAID super capacitor module on 
the chassis .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  190
Install the RAID super capacitor module on 
the chassis .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  192
Remove the RAID super capacitor module on 
the air baffle .  .  .  .  .  .  .  .  .  .  .  .  .  .  194
Install the RAID super capacitor module on 
the air baffle .  .  .  .  .  .  .  .  .  .  .  .  .  .  195
Remove the RAID super capacitor module on 
the riser .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  196
Install the RAID super capacitor module on 
the riser .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  197
Riser card replacement .  .  .  .  .  .  .  .  .  .  .  .  198
Remove a riser card .  .  .  .  .  .  .  .  .  .  .  198
Install a riser card .  .  .  .  .  .  .  .  .  .  .  .  201
Security bezel replacement .  .  .  .  .  .  .  .  .  .  203
Remove the security bezel .  .  .  .  .  .  .  .  .  203
Install the security bezel .  .  .  .  .  .  .  .  .  .  204
Serial port module replacement .  .  .  .  .  .  .  .  206
Remove a serial port module .  .  .  .  .  .  .  .  206
Install a serial port module .  .  .  .  .  .  .  .  .  207
System fan replacement .  .  .  .  .  .  .  .  .  .  .  209
Remove a system fan.  .  .  .  .  .  .  .  .  .  .  209
Install a system fan.  .  .  .  .  .  .  .  .  .  .  .  210
System board replacement .  .  .  .  .  .  .  .  .  .  212
Remove the system board .  .  .  .  .  .  .  .  .  213
Install the system board .  .  .  .  .  .  .  .  .  .  214
Update the machine type and serial  
number .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  216
Enable TPM .  .  .  .  .  .  .  .  .  .  .  .  .  .  218
Enable UEFI Secure Boot .  .  .  .  .  .  .  .  .  219
Top cover replacement .  .  .  .  .  .  .  .  .  .  .  .  220
Remove the top cover .  .  .  .  .  .  .  .  .  .  220
Install the top cover .  .  .  .  .  .  .  .  .  .  .  222
Complete the parts replacement .  .  .  .  .  .  .  .  224
Chapter 5.  Problem  
determination .  .  .  .  .  .  .  .  .  .  .  .  . 227
Event logs .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  227
Light path diagnostics .  .  .  .  .  .  .  .  .  .  .  .  229
General problem determination procedures .  .  .  .  229
Resolving suspected power problems .  .  .  .  229
Resolving suspected Ethernet controller  
problems .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  230
Troubleshooting by symptom .  .  .  .  .  .  .  .  .  230
Power on and power off problems .  .  .  .  .  .  232
Memory problems .  .  .  .  .  .  .  .  .  .  .  .  233
Hard disk drive problems .  .  .  .  .  .  .  .  .  237
Monitor and video problems .  .  .  .  .  .  .  .  241
Keyboard, mouse, KVM switch or USB-device 
problems .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  242
Optional-device problems .  .  .  .  .  .  .  .  .  243
Serial-device problems .  .  .  .  .  .  .  .  .  .  245
Intermittent problems.  .  .  .  .  .  .  .  .  .  .  245
Power problems .  .  .  .  .  .  .  .  .  .  .  .  .  247
Network problems .  .  .  .  .  .  .  .  .  .  .  .  247
Observable problems.  .  .  .  .  .  .  .  .  .  .  247
Software problems.  .  .  .  .  .  .  .  .  .  .  .  250
Appendix A.  Hardware 
disassembling for recycle .  .  .  .  .  .  . 251
Disassembling the system board for recycle.  .  .  .  251
Appendix B.  Getting help and 
technical assistance .  .  .  .  .  .  .  .  .  . 253
Before you call .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  253
Collecting service data .  .  .  .  .  .  .  .  .  .  .  .  254
Contacting Support .  .  .  .  .  .  .  .  .  .  .  .  .  255
ii ThinkSystem SR630 V2 Maintenance Manual