Lenovo ThinkSystem SR645 Maintenance Manual page 4

Install a hot-swap power supply
Internal CFF RAID/HBA adapter replacement . . . 165
Remove the internal CFF RAID/HBA
adapter . . . . . . . . . . . . . . . . 165
Install the internal CFF RAID/HBA adapter. . . 167
Intrusion switch replacement
Remove an intrusion switch . . . . . . . . 168
Install an intrusion switch . . . . . . . . . 170
Memory module replacement . . . . . . . . . 171
Remove a memory module
Memory module installation rules . . . . . . 173
Install a memory module . . . . . . . . . 174
M.2 adapter and M.2 drive replacement . . . . . 177
Remove the M.2 adapter and M.2 drive . . . . 177
Adjust the retainer on the M.2 adapter . . . . 180
Install the M.2 adapter and M.2 drive . . . . . 181
OCP 3.0 Ethernet adapter replacement
Remove the OCP 3.0 Ethernet adapter . . . . 184
Install the OCP 3.0 Ethernet adapter . . . . . 185
PCIe adapter replacement. . . . . . . . . . . 187
Remove a PCIe adapter . . . . . . . . . . 187
Install a PCIe adapter . . . . . . . . . . . 189
Processor and heat sink replacement . . . . . . 191
Remove a standard heat sink. . . . . . . . 191
Remove a T-shaped heat sink . . . . . . . 193
Remove a processor . . . . . . . . . . . 195
Install a processor . . . . . . . . . . . . 196
Install a standard heat sink. . . . . . . . . 198
Install a T-shaped heat sink . . . . . . . . 200
Rack latches replacement . . . . . . . . . . . 202
Remove the rack latches . . . . . . . . . 202
Install the rack latches . . . . . . . . . . 204
RAID super capacitor module replacement . . . . 206
Remove the RAID super capacitor module on
the chassis . . . . . . . . . . . . . . . 207
Install the RAID super capacitor module on
the chassis . . . . . . . . . . . . . . . 209
Remove the RAID super capacitor module on
the air baffle . . . . . . . . . . . . . . 212
Install the RAID super capacitor module on
the air baffle . . . . . . . . . . . . . . 213
Remove the RAID super capacitor module on
the riser . . . . . . . . . . . . . . . . 215
Install the RAID super capacitor module on
the riser . . . . . . . . . . . . . . . . 216
Riser card replacement . . . . . . . . . . . . 218
Remove a riser card . . . . . . . . . . . 218
Install a riser card . . . . . . . . . . . . 221
System fan replacement . . . . . . . . . . . 223
Remove a system fan . . . . . . . . . . . 223
Install a system fan. . . . . . . . . . . . 225
ThinkSystem SR645 Maintenance Manual
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. . . . . . 157
. . . . . . . . . 168
. . . . . . . . 171
. . . . . 184
Security bezel replacement . . . . . . . . . . 227
Remove the security bezel . . . . . . . . . 227
Install the security bezel . . . . . . . . . . 229
System board replacement . . . . . . . . . . 231
Remove the system board . . . . . . . . . 231
Install the system board . . . . . . . . . . 233
Update the Universal Unique Identifier
(UUID). . . . . . . . . . . . . . . . . 235
Update the DMI/SMBIOS data . . . . . . . 235
Enable TPM . . . . . . . . . . . . . . 235
Enable UEFI Secure Boot . . . . . . . . . 236
Top cover replacement . . . . . . . . . . . . 237
Remove the top cover . . . . . . . . . . 237
Install the top cover . . . . . . . . . . . 239
Complete the parts replacement . . . . . . . . 241
Chapter 5. Problem
determination . . . . . . . . . . . . . 243
Event logs . . . . . . . . . . . . . . . . . 243
Light path diagnostics . . . . . . . . . . . . 244
General problem determination procedures . . . . 244
Resolving suspected power problems . . . . 244
Resolving suspected Ethernet controller
problems . . . . . . . . . . . . . . . 245
Troubleshooting by symptom . . . . . . . . . 245
Power on and power off problems . . . . . . 246
Memory problems . . . . . . . . . . . . 247
Hard disk drive problems . . . . . . . . . 249
Monitor and video problems . . . . . . . . 250
Keyboard, mouse, KVM switch or USB-device
problems . . . . . . . . . . . . . . . 252
Optional-device problems . . . . . . . . . 253
Serial-device problems . . . . . . . . . . 254
Intermittent problems . . . . . . . . . . . 255
Power problems . . . . . . . . . . . . . 256
Network problems . . . . . . . . . . . . 256
Observable problems . . . . . . . . . . . 257
Software problems . . . . . . . . . . . . 259
Appendix A. Hardware
disassembling for recycle . . . . . . . 261
Disassembling the system board for recycle. . . . 261
Appendix B. Getting help and
technical assistance . . . . . . . . . . 263
Before you call . . . . . . . . . . . . . . . 263
Collecting service data . . . . . . . . . . . . 264
Contacting Support . . . . . . . . . . . . . 264
Appendix C. Notices. . . . . . . . . . 265
Trademarks . . . . . . . . . . . . . . . . 266