Lenovo ThinkStation 2551 Hardware Maintenance Manual page 184

important 1
safety inspection guide 5
voltage-selection switch
safety inspection guide 5
SATA hard disk drives, installing
secondary hard disk drive, replacing, tower computers
security
enabling or disabling 57
security features
hardware-controlled passwords
operating system password
vital product data code 169
Self-service CRUs 81
self-service FRUs, tower computers
serial port 73, 81
serial port problems, troubleshooting
settings, changing and viewing, in the Setup Utility program
Setup Utility program
description 55
enabling ErP compliance mode
enabling or disabling a device
exiting 60
ICE performance mode 59
ICE thermal alert 59
passwords, using
Administrator password
considerations 56
description 55
hard disk password 56
lost or forgotten, erasing
power-on password 56
setting, changing, and deleting
selecting a startup device
description 58
selecting a temporary startup device
startup sequence 58
settings, changing and viewing
starting 55
Setup Utility, exiting 60
software problems, troubleshooting
description 52
software does not work as expected
sort feature 52
solid state drive, replacing, desktop computers
solid state drive, replacing, tower computers
specifications, physical
desktop computers 30
tower computers 29
starting the Setup Utility program
startup device, selecting
description 58
selecting a temporary startup device
startup sequence 58
startup sequence, changing
static-sensitive devices, handling
desktop computers 121
tower computers 87
support web site
support 32
support, web site 32
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symptom-to-FRU index
description 65
error messages, miscellaneous
hard disk drive boot error
power supply problems
undetermined problems
system board
replacing 117
system board components and drives, accessing,
desktop computers
system board parts, desktop computers
system board parts, tower computers
T
television output notice
55
tertiary hard disk drive, replacing, tower computers
the BIOS, updating (flashing)
thermal function , monitoring
thermal sensor, replacing
tips, problem determination
tower computers
components, internal
connectors, controls, indicators on front
connectors, controls, indicators on rear
drives 78
FRU locations 73
FRU part numbers
hardware, installing or replacing
card reader 97
completing the installation
computer cover
device drivers, obtaining
external options
front bezel 89
front fan assembly
heat sink fan assembly
memory module
optical drive
overview 87
PCI card 90
power supply assembly
primary hard disk drive
rear fan assembly
secondary hard disk drive
solid state drive
tertiary hard disk drive
specifications 29
static-sensitive devices, handling
system board parts
trademarks 174
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 48
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65
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170
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75, 83
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