Lenovo ThinkEdge SE455 V3 User Manual page 4

Power distribution board (PDB) and fan control board
(FCB) cable routing . . . . . . . . . . . . . 232
M.2 backplane cable routing . . . . . . . . . . 234
To system board . . . . . . . . . . . . 235
To RAID adapter. . . . . . . . . . . . . 236
PCIe riser card cable routing . . . . . . . . . . 237
PCIe riser 1 riser card cable routing . . . . . 237
PCIe riser 2 riser card cable routing . . . . . 238
GPU power cable routing . . . . . . . . . . . 239
RAID flash power module (supercap) cable
routing . . . . . . . . . . . . . . . . . . 240
Drive backplane cable routing . . . . . . . . . 242
BP signal cable routing . . . . . . . . . . 242
Complete the BP cable routing . . . . . . . 251
Chapter 7. System configuration . . . 253
Set the network connection for the Lenovo XClarity
Controller . . . . . . . . . . . . . . . . . 253
Activate/unlock the system and configure
ThinkEdge security features . . . . . . . . . . 254
Activate or unlock the system . . . . . . . 255
System Lockdown Mode . . . . . . . . . 257
Manage the Self Encryption Drive
Authentication Key (SED AK) . . . . . . . . 257
Set dust filter measurement . . . . . . . . . . 258
Update the firmware . . . . . . . . . . . . . 260
Configure the firmware . . . . . . . . . . . . 264
Memory module configuration . . . . . . . . . 265
RAID configuration . . . . . . . . . . . . . 265
Deploy the operating system. . . . . . . . . . 266
Back up the server configuration . . . . . . . . 266
Chapter 8. Problem
determination . . . . . . . . . . . . . 269
Event logs . . . . . . . . . . . . . . . . . 269
Troubleshooting by system LEDs and diagnostics
display . . . . . . . . . . . . . . . . . . 271
Drive LEDs . . . . . . . . . . . . . . . 271
Front LEDs . . . . . . . . . . . . . . . 271
Power supply LEDs . . . . . . . . . . . 274
System-board LEDs . . . . . . . . . . . 275
Firmware and RoT security module LEDs . . . 278
XCC system management port LEDs. . . . . 279
External Diagnostics Handset . . . . . . . 280
ii ThinkEdge SE455 V3 User Guide
General problem determination procedures . . . . 285
Resolving suspected power problems . . . . 286
Resolving suspected Ethernet controller
problems . . . . . . . . . . . . . . . 286
Troubleshooting by symptom . . . . . . . . . 287
Fan problems . . . . . . . . . . . . . . 287
Intermittent problems . . . . . . . . . . . 288
Keyboard, mouse, KVM switch or USB-device
problems . . . . . . . . . . . . . . . 289
Memory problems . . . . . . . . . . . . 290
Monitor and video problems . . . . . . . . 291
Network problems . . . . . . . . . . . . 293
Observable problems . . . . . . . . . . . 293
Optional-device problems . . . . . . . . . 296
Performance problems . . . . . . . . . . 298
Power on and power off problems . . . . . . 298
Power problems . . . . . . . . . . . . . 299
Serial-device problems . . . . . . . . . . 300
Software problems . . . . . . . . . . . . 300
Storage drive problems . . . . . . . . . . 300
Appendix A. Hardware
disassembling for recycle . . . . . . . 303
Disassemble the system board for recycle . . . . 303
Appendix B. Getting help and
technical assistance . . . . . . . . . . 305
Before you call . . . . . . . . . . . . . . . 305
Collecting service data . . . . . . . . . . . . 306
Contacting Support . . . . . . . . . . . . . 307
Appendix C. Documents and
supports . . . . . . . . . . . . . . . . 309
Documents download . . . . . . . . . . . . 309
Support websites . . . . . . . . . . . . . . 309
Appendix D. Notices. . . . . . . . . . 311
Trademarks . . . . . . . . . . . . . . . . 312
Important notes . . . . . . . . . . . . . . . 312
Electronic emission notices . . . . . . . . . . 312
Taiwan Region BSMI RoHS declaration . . . . . 313
Taiwan Region import and export contact
information . . . . . . . . . . . . . . . . 313