Lenovo ThinkSystem SR850P Maintenance Manual page 183

monitor problems 151, 158
mouse problems 148
N
network
problems 153
Network
MAC address 14
NMI button 24, 26
on the light path diagnostics panel
notes, important 170
notices 169
NVMe 53–54
O
observable problems 153
operator information panel release latch
operator panel tray assembly
install 84
optional-device problems 155
P
particulate contamination 5
parts list 44
parts replacement, completing
PCIe
PCIe riser-card assembly
replacement 87
PCIe riser-card assembly, adapter
replace 87
troubleshooting 155
PCIe adapter
slots 21
PCIe riser-card
connectors 31
PHM
installing 105
removing 101
replacing 101
physical presence 126
power
power-control button 16
power and signal cables
connecting to internal drives
power cords 48
power off the server 11
power on the server 10
power problems 143
power supply
install 97
remove 94
replacement 94
power-on
LED
rear 21
power-on LED 16
power-supply LED 21, 23
presence detection button 16
problems
Ethernet controller 144
fan 147
hard disk drive 145
intermittent 147
keyboard 148
memory 149
monitor 151, 158
mouse 148
© Copyright Lenovo 2019, 2022
21
13
135
35
network 153
observable 153
optional devices 155
PCIe 155
power 143
power on and power off
serial-device 159
software 159
USB device 148
video 151, 158
processor
installing 105
removing 101
replacing 101
processor and memory expansion tray
install 113
remove 110
processor and memory expansion tray, expansion tray air baffle
replacement 110
processor heat sink module
installing 105
removing 101
replacing 101
processor-heat-sink module
installing 105
removing 101
R
rack release latches 13, 16
RAID adapter 91, 93
connectors 34
rear view 21
of the server 21
recycle 161–163
recycling 161–163
redundant array of independent disks (RAID)
remove
adapter 91
backplane 52
drive 53
fan 62
fan cage assembly 59
front operator panel 86
front VGA assembly 64
LOM adapter 69
M.2 drive 75
power supply 94
processor and memory expansion tray
system board 118
top cover 133
removing
CPU 101
DIMM 77
heat sink 101
memory module
removing 77
microprocessor 101
PHM 101
processor 101
processor heat sink module
processor-heat-sink module
removing
memory module 77
security bezel 116
TCM/TPM adapter 129
replace
PCIe
PCIe riser-card assembly, adapter
replacement
backplane, drive 52
CMOS battery 55
fan, fan cage 59
157
161–162
55
110
101
101
87
175