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Index
A
Administrator password
56
audio line-in connector
72, 81
audio line-out connector
72, 81
audio problems
a disk does not automatically play
38
description
37
no audio in DOS applications or games
38
no audio in Windows
38
sound comes from one external speaker only
38
automatic configuration and power interface
172
B
basic
35
basic troubleshooting
35
battery, replacing, desktop computers
134
BIOS
updating from your operating system
171
BIOS settings, changing
60
bluetooth problems, troubleshooting
description
48
no sound from the headphone
48
PIM items not received correctly
48
boot-block recovery
171
C
card reader, installing, desktop computers
129
card reader, replacing
129
card reader, replacing, desktop computers
132
card reader, replacing, tower computers
97
CD problems
CD or DVD does not work
39
description
39
disc does not automatically play
39
unable to use a startable recovery medium
39
CMOS, clearing
57
components internal, tower computers
73
components, internal
81
computer cover, removing, desktop computers
122
computer cover, removing, tower computers
88
connector
72, 81
connectors, controls, indicators on front, desktop
computers
79
connectors, controls, indicators on front, tower computers
71
connectors, controls, indicators on rear, desktop computers
80
connectors, controls, indicators on rear, tower computers
72
cover presence switch, replacing, desktop computers
153
CRUs (Customer Replacable Units), returning defective
81
D
Description
72, 81
desktop computers
connectors, controls, indicators on front
79
connectors, controls, indicators on rear
80
drives
86
hardware, installing or replacing
battery
134
card reader
129, 132
completing the installation
167
computer cover
122
cover presence switch
153
device drivers, obtaining
168
external options
121
front audio and USB assembly
157
front bezel
122
front fan assembly
159
heat sink fan assembly
142
internal speaker
155
memory module
125
microprocessor
150
optical drive
139
overview
121
PCI card
127
power supply assembly
145
solid state drive
135
system board components and drives, addessing
124
specifications
30
static-sensitive devices, handling
121
system board parts
84
device drivers, obtaining
120, 168
diagnostics
53
See also
troubleshooting
description
53
diagnostics, troubleshooting
35
disabling a device, Setup Utility program
57
DisplayPort connector
73, 81
drives, desktop computers
86
drives, tower computers
78
DVD problems
black screen instead of DVD video
40
description
40
DVD movie will not play
40
invalid disc or no disc found message
41
no audio or intermittent audio while playing DVD movie
40
playback is slow or choppy
40
DVI connector
73
E
electrical safety information
3
electrostatic discharge-sensitive devices, handling
6
enabling a device, Setup Utility program
57
environment, operating
29–30
ErP compliance mode, enabling
58
error messages, miscellaneous
68
Ethernet connector
73, 81
© Copyright Lenovo 2012
175
Summary of Contents for ThinkStation 2551
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Page 8: ...2 ThinkStation Hardware Maintenance Manual ...
Page 15: ...1 2 Chapter 2 Safety information 9 ...
Page 16: ... 18 kg 37 lbs 32 kg 70 5 lbs 55 kg 121 2 lbs 10 ThinkStation Hardware Maintenance Manual ...
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