Contents
Important
safety
information
.
.
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. v
Chapter
1.
Product
overview
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. 1
Features
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. 1
Specifications
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. 4
Software
overview
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. 5
Software
provided
with
your
Windows
operating
system
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. 5
Antivirus
software
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. 6
Locations
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. 6
Locating
connectors
on
the
front
of
your
computer
6
Locating
connectors
on
the
rear
of
your
computer
7
Locating
components
.
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.
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. 9
Locating
parts
on
the
system
board
.
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. 10
Chapter
2.
Installing
options
and
replacing
hardware
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. 11
Handling
static-sensitive
devices
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. 11
Installing
options
and
replacing
hardware
.
.
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. 11
Installing
external
options
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. 11
Opening
the
computer
cover
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. 12
Accessing
the
system
board
components
and
drives
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. 13
Installing
or
replacing
a
memory
module
.
.
. 13
Installing
or
replacing
an
adapter
card
.
.
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. 15
Installing
internal
drives
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. 17
Replacing
the
hard
disk
drive
.
.
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. 21
Replacing
the
optical
drive
.
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.
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. 23
Replacing
the
battery
.
.
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.
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. 25
Replacing
the
power
supply
assembly
.
.
.
. 27
Replacing
the
heat
sink
and
fan
assembly
.
.
. 29
Replacing
the
microprocessor
.
.
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.
. 31
Replacing
the
keyboard
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. 34
Replacing
the
mouse
.
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. 34
Completing
the
parts
replacement
.
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. 35
Installing
security
features
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. 37
Integrated
cable
lock
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. 37
Password
protection
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. 37
Erasing
lost
or
forgotten
passwords
(clearing
CMOS)
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.
. 38
Chapter
3.
Recovery
information
.
.
. 39
Creating
and
using
Product
Recovery
discs
.
.
.
. 39
Performing
backup
and
recovery
operations
.
.
. 40
Using
the
Rescue
and
Recovery
workspace
.
.
.
. 42
Creating
and
using
rescue
media
.
.
.
.
.
.
. 43
Creating
and
using
a
Recovery
Repair
diskette
.
. 44
Recovering
or
installing
device
drivers
.
.
.
.
. 44
Setting
a
rescue
device
in
the
startup
sequence
.
. 45
Solving
recovery
problems
.
.
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. 45
Chapter
4.
Using
the
Setup
Utility
.
.
. 47
Starting
the
Setup
Utility
program
.
.
.
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.
.
. 47
Viewing
and
changing
settings
.
.
.
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.
. 47
Using
passwords
.
.
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. 47
Password
considerations
.
.
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.
. 48
Power-On
Password
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.
. 48
Privileged
Access
Password
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.
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.
. 48
Setting,
changing,
and
deleting
a
password
.
.
. 48
Enabling
or
disabling
a
device
.
.
.
.
.
.
.
. 49
Selecting
a
startup
device
.
.
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.
.
.
.
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.
. 49
Selecting
a
temporary
startup
device
.
.
.
.
. 49
Selecting
or
changing
the
startup
device
sequence
50
Advanced
settings
.
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.
. 50
Exiting
from
the
Setup
Utility
program
.
.
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. 50
Chapter
5.
Updating
system
programs
51
Using
system
programs
.
.
.
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.
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.
.
. 51
Updating
(flashing)
BIOS
from
a
disc
.
.
.
.
.
. 51
Updating
(flashing)
BIOS
from
your
operating
system
.
.
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.
. 52
Recovering
from
a
POST/BIOS
update
failure
.
.
. 52
Chapter
6.
Troubleshooting
and
diagnostics
.
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.
. 55
Basic
troubleshooting
.
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. 55
Diagnostic
programs
.
.
.
.
.
.
.
.
.
.
. 56
Lenovo
System
Toolbox
.
.
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.
. 57
PC-Doctor
for
Windows
PE
.
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.
.
. 57
PC-Doctor
for
DOS
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. 58
Cleaning
the
mouse
.
.
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.
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.
. 58
Optical
mouse
.
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.
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.
. 58
Non-optical
mouse
.
.
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.
.
. 59
Chapter
7.
Getting
information,
help,
and
service
.
.
.
.
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.
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.
. 61
Information
resources
.
.
.
.
.
.
.
.
.
.
. 61
Online
Books
folder
.
.
.
.
.
.
.
.
.
. 61
Lenovo
Care
.
.
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.
. 61
Lenovo
Welcome
.
.
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.
. 62
Access
Help
.
.
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.
.
.
.
. 62
Safety
and
Warranty
.
.
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.
.
. 62
Lenovo
Web
site
(http://www.lenovo.com)
.
.
. 62
Help
and
service
.
.
.
.
.
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.
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.
.
. 63
Using
the
documentation
and
diagnostic
programs
.
.
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.
.
.
.
.
.
.
.
. 63
Calling
for
service
.
.
.
.
.
.
.
.
.
.
. 63
Using
other
services
.
.
.
.
.
.
.
.
.
. 64
Purchasing
additional
services
.
.
.
.
.
.
. 64
Appendix.
Notices
.
.
.
.
.
.
.
.
.
. 65
Television
output
notice
.
.
.
.
.
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.
. 66
Trademarks
.
.
.
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. 66
Index
.
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. 67
©
Copyright
Lenovo
2009
iii
Summary of Contents for 7522D6U
Page 1: ......
Page 2: ......
Page 3: ...ThinkCentre User Guide ...
Page 6: ...iv User Guide ...
Page 8: ...vi User Guide ...
Page 62: ...54 User Guide ...
Page 68: ...11 Reconnect the mouse cable to the computer 12 Turn your computer back on 60 User Guide ...
Page 78: ...70 User Guide ...
Page 79: ......
Page 80: ...Part Number 53Y6289 Printed in USA 1P P N 53Y6289 ...