Lenovo ThinkSystem SR850 V2 - Page 270

installing 185
removing 177
separating 183
heat sink nut 140, 144
installing 144
removing 140
help 253
I
important notices 258
install 139, 146
7mm drive 119
adapter 162
backplane 112
CMOS battery 125
drive 113
External LCD diagnostics handset 128
fan 134
fan cage 131
OCP Ethernet adapter 156
power backplane 170
power supply 174
processor and memory expansion tray 194
RAID adapter 162
rear 7mm drive cage 118
system board 207
system board air baffle 201
top cover 216
installation
guidelines 107
installation guidelines 107
installing
CPU 185
DIMM 153
heat sink 185
heat sink nut 144
installing
memory module 153
memory module
installing 153
microprocessor 185
microprocessor heat sink module 185
PEEK T30 nut 144
PHM 185
processor 185
processor-heat-sink module 185
security bezel 199
T30 nut 144
installPCIe riser assembly 165
intermittent problems 235
internal, PCIe riser card connectors 33
internal, power backplane connectors 31
internal, processor and memory expansion tray 30
internal, system board connectors 27–28
Introduction 1
intrusion switch
remove 145
K
keyboard problems 236
L
LAN over USB
configuring manually 11
Windows driver installation 11
LCD
diagnostics panel 17
LCD diagnostics handset
External 17
LEDs
on the system board 37
processor and memory expansion tray 38
M
memory
problems 237
memory module, DIMM
PMEM 147
replacement 147
microprocessor
installing 185
removing 177
separating 183
microprocessor heat sink module
installing 185
removing 177
separating 183
monitor problems 241, 248
mouse problems 236
N
network
problems 242
NMI button 36
notes, important 258
notices 257
NVMe 110, 113
O
observable problems 243
OCP Ethernet adapter
remove 155
replacement 155
optional-device problems 245
P
particulate contamination 7
parts list 39
parts replacement, completing 218
PCIe
7mm drive cage and drive
replace 115
intrusion switch
replace 145
PCIe riser assembly, adapter
replace 157
PCIe riser-car assembly
replacement 157
power backplane
replace 167
PEEK T30 nut 140, 144
installing 144
removing 140
PHM
installing 185
removing 177
separating 183
power backplane
install 170
remove 167
power cords 43
power interposer
262 ThinkSystem SR850 V2 Maintenance Manual