Lenovo ThinkStation E31 Hardware Maintenance Manual page 183

system board parts 74
trademarks 172
troubleshooting 35
audio problems
a disc does not automatically play
description 37
no audio in DOS applications or games
no audio in Windows
sound comes from one external speaker only
bluetooth problems
description 47
no sound from the headphone
PIM items not received correctly
CD problems
CD or DVD does not work
description 38
disc does not automatically play
unable to use a startable recovery medium
description 36
DVD problems
black screen instead of DVD video
description 39
DVD movie will not play
invalid disc or no disc found message
no audio or intermittent audio while playing DVD movie
playback is slow or choppy
ethernet problems
1000 Mbps connection fails or errors occur
adapter connects at 100 Mbps instead of 1000 Mbps
adapter stops working for no apparent reason
computer cannot connect to the network
description 45
Wake on LAN feature not working
general checkout procedure
hard disk drive problems
description 41
hard disk drives missing from the Setup Utility program
no operating system found message
intermittent problems 40
keyboard, mouse, or pointing device problems
description 42
fingerprint reader does not work
keys do not work 42
mouse or pointing device does not work
pointer on the screen does not move smoothly with
the mouse 42
wireless keyboard does not work
monitor problems
description 43
image is discolored 45
image is flickering 44
screen goes blank after a period of inactivity
screen goes blank when starting some programs
wrong characters appear on the screen
networking problems
description 45
wireless LAN problem
wireless WAN problem
option problems
an option that previously worked does not work now
© Copyright Lenovo 2012
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an option that was just installed does not work
description
performance and lockup problems
description
excessive number of fragmented files
insufficient free hard disk drive space
insufficient memory
printer problems
problem determination tips
procedure 36
serial port problems
software problems
description
software does not work as expected
sort feature
USB problems
troubleshooting, diagnostics
U
undetermined problems
updating
(flashing) the BIOS
USB 2.0 connector
40
USB 3.0 connector
USB connector 71
USB problems, troubleshooting
46
V
VGA monitor connector
vital product data code
voltage-selection switch safety
VPD, See vital product data code
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