Install a hot-swap drive .  .  .  .  .  .  .  .  .  .  227
Front drive backplane replacement .  .  .  .  .  .  .  229
Remove the front 2.5-inch drive backplane .  .  229
Install the front 2.5-inch drive backplane .  .  .  230
Remove the front 3.5-inch drive backplane .  .  234
Install the front 3.5-inch drive backplane .  .  .  235
Internal CFF adapter replacement.  .  .  .  .  .  .  .  238
Remove an internal CFF adapter .  .  .  .  .  .  238
Install an internal CFF adapter .  .  .  .  .  .  .  239
Intrusion switch replacement .  .  .  .  .  .  .  .  .  240
Remove the intrusion switch .  .  .  .  .  .  .  .  240
Install the intrusion switch .  .  .  .  .  .  .  .  .  241
M.2 adapter and M.2 drive replacement .  .  .  .  .  244
Remove the M.2 adapter and M.2 drive.  .  .  .  245
Adjust the retainer on the M.2 adapter .  .  .  .  247
Install the M.2 adapter and M.2 drive.  .  .  .  .  248
Memory module replacement .  .  .  .  .  .  .  .  .  250
Remove a memory module .  .  .  .  .  .  .  .  250
Memory module installation rules and  
order .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  253
Install a memory module .  .  .  .  .  .  .  .  .  269
Middle drive backplane and drive cage  
replacement .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  270
Remove the middle drive cage .  .  .  .  .  .  .  271
Remove the middle drive backplane .  .  .  .  .  274
Install the middle drive backplane .  .  .  .  .  .  275
Install the middle drive cage .  .  .  .  .  .  .  .  276
OCP 3.0 Ethernet adapter replacement .  .  .  .  .  277
Remove the OCP 3.0 Ethernet adapter .  .  .  .  277
Install the OCP 3.0 Ethernet adapter .  .  .  .  .  279
PCIe adapter and riser assembly replacement .  .  .  282
Remove a PCIe adapter and riser  
assembly .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  284
Install a PCIe adapter and riser assembly .  .  .  286
Power supply unit replacement .  .  .  .  .  .  .  .  .  288
Safety precautions .  .  .  .  .  .  .  .  .  .  .  .  288
Remove a power supply unit .  .  .  .  .  .  .  .  291
Install a power supply unit .  .  .  .  .  .  .  .  .  294
Processor and heat sink replacement (trained 
technician only) .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  297
Remove a processor and heat sink .  .  .  .  .  297
Separate the processor from carrier and heat  
sink.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  299
Install a processor and heat sink .  .  .  .  .  .  301
Rack latches replacement .  .  .  .  .  .  .  .  .  .  .  306
Remove the rack latches .  .  .  .  .  .  .  .  .  306
Install the rack latches .  .  .  .  .  .  .  .  .  .  309
RAID super capacitor module replacement .  .  .  .  313
Remove a super capacitor from the  
chassis .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  313
Install a super capacitor on the chassis .  .  .  .  316
Remove a super capacitor module from the air  
baffle .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  318
Install a super capacitor module on the air  
baffle .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  319
Remove a super capacitor module from the 
middle 2.5-inch drive cage.  .  .  .  .  .  .  .  .  320
Install a super capacitor module on the middle 
drive cage .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  322
Rearwall bracket replacement .  .  .  .  .  .  .  .  .  322
Remove a rearwall bracket.  .  .  .  .  .  .  .  .  325
Install a rearwall bracket.  .  .  .  .  .  .  .  .  .  327
Rear 2.5-inch drive backplane and drive cage  
replacement .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  329
Remove the rear 2.5-inch drive cage .  .  .  .  .  329
Remove the rear 2.5-inch drive backplane.  .  .  330
Install the rear 2.5-inch drive backplane .  .  .  331
Install the rear 2.5-inch drive cage .  .  .  .  .  .  333
Rear 3.5-inch drive backplane and drive cage  
replacement .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  336
Remove the rear 3.5-inch drive cage .  .  .  .  .  336
Remove the rear 3.5-inch drive backplane.  .  .  338
Install the rear 3.5-inch drive backplane .  .  .  338
Install the rear 3.5-inch drive cage .  .  .  .  .  .  340
Rear 7mm drive backplane and drive cage  
replacement .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  342
Remove the 7mm drive cage .  .  .  .  .  .  .  .  342
Remove the 7mm drive backplanes .  .  .  .  .  344
Install the 7mm drive backplanes .  .  .  .  .  .  346
Install the 7mm drive cage .  .  .  .  .  .  .  .  .  347
Security bezel replacement .  .  .  .  .  .  .  .  .  .  350
Remove the security bezel .  .  .  .  .  .  .  .  .  350
Install the security bezel.  .  .  .  .  .  .  .  .  .  352
System board replacement (trained technician  
only) .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  354
Remove the system board .  .  .  .  .  .  .  .  .  354
Install the system board .  .  .  .  .  .  .  .  .  .  357
Update the machine type and serial  
number .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  359
Enable TPM .  .  .  .  .  .  .  .  .  .  .  .  .  .  360
Enable UEFI Secure Boot .  .  .  .  .  .  .  .  .  362
System fan replacement .  .  .  .  .  .  .  .  .  .  .  364
Remove a system fan.  .  .  .  .  .  .  .  .  .  .  364
Install a system fan.  .  .  .  .  .  .  .  .  .  .  .  366
System fan cage replacement .  .  .  .  .  .  .  .  .  368
Remove the system fan cage .  .  .  .  .  .  .  .  368
Install the system fan cage.  .  .  .  .  .  .  .  .  370
Serial port module replacement .  .  .  .  .  .  .  .  372
Remove a serial port module .  .  .  .  .  .  .  .  372
Install a serial port module .  .  .  .  .  .  .  .  .  373
Top cover replacement .  .  .  .  .  .  .  .  .  .  .  .  376
Remove the top cover .  .  .  .  .  .  .  .  .  .  376
Install the top cover .  .  .  .  .  .  .  .  .  .  .  378
ii ThinkSystem SR650 V2Maintenance Manual