Lenovo 3823 Server User Manual


 
dc power LED 130
deassertion event, system-event log 28
diagnostic
error codes 91
on-board programs, starting 90
programs, overview 90
test log, viewing 91
text message format 90
tools, overview 27
diagnostics program, preboot 15
dimensions 18
DIMM
installation 215
installation order 215
LED 85, 136
problems 68
removing 210
types and installation information 211
DIMMs
installation sequence for memory mirroring 214
display problems 70
drives 16, 18
DSA
log 28, 91
preboot messages 91
DVD
drive problems 64
drive, installing 188
error symptoms 64
DVD drive
removing 187
E
EasyLED diagnostics
about 16
installing assembly 194
LEDs 76
power-supply LEDs 88
EasyStartup
using 263
electrical input 18
electronic emission Class A notice 284
environment 18
error codes and messages
diagnostic 91
IMM 38
POST 30
error symptoms
CD-ROM drive, DVD-ROM drive 64
general 65
hard disk drive 65
intermittent 66
keyboard, non-USB 67
memory 68
microprocessor 69
monitor 70
mouse, non-USB 67
optional devices 72
pointing device, non-USB 67
power 73
error symptoms (continued)
serial port 74
software 75
USB port 75
errors
format, diagnostic code 90
messages, diagnostic 90
Ethernet 16
controller, troubleshooting 123
Ethernet connectors 130
Ethernet controller, configuring 266
event logs 27
expansion bays 18
expansion slots 18
extender card
installing 209
removing 207
external cabling 234
F
fan
LED 79
fan-cage assembly, installing 172
fan-cage assembly, removing 171
fan, installing 218
fan, removing 217
fans 17, 18
FCC Class A notice 284
features 17
remote presence 269
features and technologies 15
firmware
recovery from update failure 122
firmware updates 268
firmware, UEFI-compliant 15
firmware, updating 267
formatting a hard disk drive 260
front adapter-retention bracket
installing 181
removing 180
FRUs, installing
2.5-inch disk drive backplane 200
2.5-inch drive cage 204
extender card 209
heat-sink retention module 228
microprocessor 220
microprocessor retention module 230
operator information panel assembly 206
system board 232
FRUs, removing
2.5-inch disk drive backplane 198
2.5-inch drive cage 202
adapter 184
extender card 207
heat-sink retention module 227
microprocessor 218
microprocessor retention module 229
operator information panel assembly 205
system board 231
290 ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Hardware Maintenance Manual