Lenovo ThinkSystem SR850 V2 Maintenance Manual page 271

replacement 200
power off the server 12
power on the server 12
power problems 230
power supply
install 174
remove 171
replacement 171
problems
drive 231
Ethernet controller 230
fan 235
intermittent 235
keyboard 236
memory 237
monitor 241, 248
mouse 236
network 242
observable 243
optional devices 245
power 230
power on and power off 246
serial-device 248
software 249
USB device 236
video 241, 248
processor 177
installing 185
removing 177
processor and memory expansion tray
install 194
remove 190
Processor and memory expansion tray connector
processor and memory expansion tray, expansion tray air baffle
replacement 190
processor-heat-sink module
installing 185
removing 177
R
RAID adapter 162
rear 7mm drive cage
install 118
rear view
of the server 23
recycle 251
recycling 251
remove
7mm drive 115
7mm drive cage 116
adapter 160
backplane 111
drive 110
external LCD diagnostics handset
fan 133
fan cage assembly 130
intrusion switch 145
OCP Ethernet adapter 155
power backplane 167
power supply 171
processor and memory expansion tray
system board 202
system board air baffle 200
top cover 214
removing
CPU 177
DIMM 148
heat sink 177
heat sink nut 140
memory module
removing 148
microprocessor 177
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251
30
126
190
microprocessor heat sink module
PEEK T30 nut 140
PHM 177
processor 177
processor-heat-sink module
removing
memory module 148
security bezel 198
T30 nut 140
replace 110
7mm drive cage and drive
intrusion switch 145
PCIe
PCIe riser assembly, adapter
power backplane, adapter
replacement 126, 136
air baffle 200
backplane, drive 110
CMOS battery 121
fan, fan cage 130
flash power module 136
memory module, DIMM 147
OCP Ethernet adapter 155
PCIe
PCIe riser-car assembly
power interposer 200
power supply 171
processor and memory expansion tray, expansion tray air
baffle 190
security bezel 198
server cover 214
system board 202
replacing heat sink nut 140
replacing processor 177
routing the server cables 45
S
safety iii
safety inspection checklist iv, 108
SATA/SAS 110, 113
Secure Boot 214
security advisories 12
security bezel
installing 199
removing 198
replacement 198
separating
carrier 183
CPU 183
heat sink 183
microprocessor 183
microprocessor heat sink module
PHM 183
serial number 209
serial-device problems 248
server power on or power off problems
server rear view 23
server, front view 15
service and support
before you call 253
hardware 255
software 255
service data 254
software 13
software problems 249
software service and support telephone numbers
solid-state drive 110, 113
solving
Ethernet controller problems
solving power problems 230
Specifications 2
static-sensitive devices
177
177
115
157
167
157
183
246
255
230
263