Table of Contents
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K
keyboard problems
417
L
LCD
diagnostics panel
26
LCD diagnostics handset
External
26
light path diagnostics
401
M
M.2 adapter and M.2 drive
installing
239
replacing
233
media bay
replacing
164
memory
problems
409
memory module
removing
252
memory module error LED
45
memory module, install
255
memory modules
removal
252
memory modules installation rules
microprocessor
installing
271
middle drive cage
installing
244, 249
removing
242, 246
middle or rear 2.5-inch-drive backplane
installing
191
removing
188
middle or rear 3.5-inch-drive backplane
removing
198
monitor problems
413
mouse problems
417
N
network
problems
428
network access label
1
notes, important
444
notices
443
O
observable problems
429
OCP 3.0 Ethernet adapter
replacing
259
optional-device problems
419
P
particulate contamination
445
parts list
50
parts replacement, completing
PCIe
troubleshooting
419
physical presence
376
power
problems
427
power cable routing
internal CFF RAID/HBA/Expander adapter
© Copyright Lenovo 2019
135, 254
397
63
Power connections for backplane power connections
power cords
55
power problems
403
power supply unit
removing
209
replacing
208
problems
Ethernet controller
404
hard disk drive
410
intermittent
424
keyboard
417
memory
409
monitor
413
mouse
417
network
428
observable
429
optional devices
419
PCIe
419
power
403, 427
power on and power off
serial-device
422
software
433
USB device
417
video
413
processor
installing
266, 269, 271, 273
removing
269
replacing
265
processor-heat-sink module
installing
271
pull-out information tab
11
Q
QR code
1
R
rack latch
11
rack latches
installing
282
removing
278
replacing
277
RAID super capacitor module
replacing
287
rear drive cage
installing
332
removing
320
rear view
33
rear view LED
41
rearwall bracket
installing
306
removing
306
recycle
436
recycling
436
remove
CMOS battery
160
M.2 adapter and M.2 drive
OCP 3.0 Ethernet adapter
removing
2 x 3.5-inch rear drive cage
2.5-inch or 3.5-inch middle drive cage
2.5-inch or 3.5-inch rear drive cage
4 x 2.5-inch rear drive cage
4 x 3.5-inch rear drive cage
7mm drive backplane
203, 338
8 x 2.5-inch rear drive cage
air baffle
149
backplane
182, 194, 203, 338
front I/O assembly
165
full-height or half-height cable wall brackets
GPU
169
66
406
234
260
321
242
320
330
325
334
155
451
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