Lenovo 7X18 Maintenance Manual page 194

remove 92
front operator panel with LCD display
front VGA assembly
install 73
remove 71
replacement 70
front view
LED location 13–14
front view of the server 13–14
G
gaseous contamination 5
Getting help 177
guidelines
options installation 55
system reliability 56
H
handling static-sensitive devices
hard disk drive activity LED
hard disk drive problems 157
hard disk drive status LED 13–14
hard-disk drive 59–60
hardware service and support telephone numbers
heat sink
installing 114
removing 110
replacing 110
help 177
I
important notices 182
install
adapter 99
backplane 59
CMOS battery 64
drive 60
fan 69
fan cage 67
front operator panel 93
front VGA assembly 73
LOM adapter 77
M.2 backplane 80
M.2 drive 82
operator panel tray assembly
power supply 105
processor and memory expansion tray
RAID adapter 99
system board 132
system board air baffle 128
top cover 146
installation
guidelines 55
installation guidelines 55
installing
CPU 114
DIMM 86
heat sink 114
installing
memory module 86
memory module
installing 86
microprocessor 114
PHM 114
processor 114
processor heat sink module
processor-heat-sink module
ThinkSystem SR850 Maintenance Manual
186
16
57
13–14
179
90
122
114
114
security bezel 125
TCM/TPM adapter 142
installPCIe riser-card assembly
insufficient PCIe resource
solving 168
intermittent problems 159
internal, system board connectors
Introduction 1
J
jumpers, switches, and buttons
on the system board 26
K
keyboard problems 160
L
LCD
system information display panel
LCD system information display panel
LED 16
ac power 21, 23
dc power 21, 23
Ethernet-link status 21
for CD-RW/DVD drive activity
for Ethernet activity 21
for hard disk drive activity
for hard disk drive status
for solid state drive activity
for solid state drive status
identification 15–16
network activity 15–16
power 15
power-on 16
rear 21
power-supply 21, 23
system error 15–16
system information 16
system locator 16
system-error 16
rear 21, 23
system-identification
rear 21, 23
LEDs
DIMM 28
on the system board 27
optional processor 28
light path diagnostics panel
NMI button 21
LOM adapter
install 77
remove 75
replacement 75
M
M.2
replacement 78
M.2 backplane
install 80
remove 79
M.2 drive
install 82
remove 82
memory
problems 161
96
25
16
16
13
13–14
13–14
13
13–14