Lenovo ThinkSystem SR850 - Page 179

replacement 79
ML adapter slot, 1 Gb 17
monitor problems 149, 156
mouse problems 147
N
network
problems 151
Network
MAC address 10
NMI button 20, 22
on the light path diagnostics panel 17
notes, important 164
notices 163
NVMe 55–56
O
observable problems 151
operator information panel release latch 9
operator panel tray assembly
install 83
optional processor 24
optional-device problems 153
P
particulate contamination 164
parts list 45
parts replacement, completing 132
PCIe
PCIe riser-card assembly
replacement 86
PCIe riser-card assembly, adapter
replace 86
PCIe adapter
slots 17
PCIe riser-card
connectors 27
PHM
installing 104
removing 100
replacing 100
physical presence 127
power
power-control button 12
power and signal cables
connecting to internal drives 30
power cords 49
power interposer
replacement 116
power off the server 8
power on the server 8
power problems 141
power supply
install 96
remove 93
replacement 93
power-on
LED
rear 17
power-on LED 12
power-supply LED 17, 19
presence detection button 12
problems
drive 143
Ethernet controller 142
fan 146
intermittent 146
keyboard 147
memory 148
monitor 149, 156
mouse 147
network 151
observable 151
optional devices 153
power 141
power on and power off 154
serial-device 156
software 157
USB device 147
video 149, 156
processor
installing 104
removing 100
replacing 100
processor and memory expansion tray
install 111
remove 110
processor and memory expansion tray, expansion tray air baffle
replacement 109
processor heat sink module
installing 104
removing 100
replacing 100
processor-heat-sink module
installing 104
removing 100
R
rack release latches 9, 11
RAID adapter 90, 92
connectors 29
rear view 17
of the server 17
redundant array of independent disks (RAID) 57
remove
adapter 90
backplane 54
drive 55
fan 64
fan cage assembly 61
front operator panel 85
front VGA assembly 66
LOM adapter 71
M.2 drive 77
power supply 93
processor and memory expansion tray 110
system board 120
system board air baffle 116
top cover 130
removing
CPU 100
DIMM 79
heat sink 100
memory module
removing 79
microprocessor 100
PHM 100
processor 100
processor heat sink module 100
processor-heat-sink module 100
removing
memory module 79
security bezel 114
replace
PCIe
PCIe riser-card assembly, adapter 86
replacement
air baffle 116
backplane, drive 54
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