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Lenovo
8494
Benutzerhandbuch
Lenovo 8494 Benutzerhandbuch
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Contents
Important
safety
information
.
.
.
.
.
. v
Chapter
1.
Product
overview
.
.
.
.
.
. 1
Features
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 1
Specifications
.
.
.
.
.
.
.
.
.
.
.
.
.
. 4
Software
overview
.
.
.
.
.
.
.
.
.
.
.
. 5
Software
provided
with
your
Windows
operating
system
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 5
Locations
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 7
Locating
connectors
on
the
front
of
your
computer
7
Locating
connectors
on
the
rear
of
your
computer
8
Locating
components
.
.
.
.
.
.
.
.
.
. 10
Locating
parts
on
the
system
board
.
.
.
.
. 11
Chapter
2.
Installing
options
and
replacing
hardware
.
.
.
.
.
.
.
.
. 13
Handling
static-sensitive
devices
.
.
.
.
.
.
. 13
Installing
options
and
replacing
hardware
.
.
.
. 13
Installing
external
options
.
.
.
.
.
.
.
. 14
Removing
the
computer
cover
.
.
.
.
.
.
. 14
Removing
and
installing
the
front
bezel
.
.
.
. 15
Installing
internal
options
.
.
.
.
.
.
.
. 16
Replacing
the
battery
.
.
.
.
.
.
.
.
.
. 26
Replacing
the
power
supply
assembly
.
.
.
. 27
Replacing
the
heat
sink
and
fan
assembly
.
.
. 28
Replacing
the
primary
hard
disk
drive
.
.
.
. 30
Replacing
the
secondary
hard
disk
drive
.
.
. 32
Replacing
the
optical
drive
.
.
.
.
.
.
.
. 35
Replacing
the
diskette
drive
.
.
.
.
.
.
.
. 37
Replacing
the
front
fan
assembly
.
.
.
.
.
. 39
Replacing
the
rear
fan
assembly
.
.
.
.
.
. 40
Replacing
the
internal
speaker
.
.
.
.
.
.
. 42
Replacing
the
keyboard
.
.
.
.
.
.
.
.
. 44
Replacing
the
mouse
.
.
.
.
.
.
.
.
.
. 45
Completing
the
parts
replacement
.
.
.
.
.
. 45
Installing
security
features
.
.
.
.
.
.
.
.
. 46
Integrated
cable
lock
.
.
.
.
.
.
.
.
.
. 47
Padlock
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 48
Password
protection
.
.
.
.
.
.
.
.
.
. 48
Erasing
lost
or
forgotten
passwords
(clearing
CMOS)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 48
Chapter
3.
Recovery
information
.
.
. 51
Creating
and
using
Product
Recovery
discs
.
.
.
. 51
Performing
backup
and
recovery
operations
.
.
. 52
Using
the
Rescue
and
Recovery
workspace
.
.
.
. 53
Creating
and
using
rescue
media
.
.
.
.
.
.
. 54
Creating
and
using
a
Recovery
Repair
diskette
.
. 55
Recovering
or
installing
device
drivers
.
.
.
.
. 56
Setting
a
rescue
device
in
the
startup
sequence
.
. 57
Solving
recovery
problems
.
.
.
.
.
.
.
.
. 57
Chapter
4.
Using
the
Setup
Utility
.
.
. 59
Starting
the
Setup
Utility
program
.
.
.
.
.
.
. 59
Viewing
and
changing
settings
.
.
.
.
.
.
.
. 59
Using
passwords
.
.
.
.
.
.
.
.
.
.
.
. 59
Password
considerations
.
.
.
.
.
.
.
.
. 60
Power-On
Password
.
.
.
.
.
.
.
.
.
. 60
Privileged
Access
Password
.
.
.
.
.
.
.
. 60
Hard
Disk
User
Password
.
.
.
.
.
.
.
. 60
Setting,
changing,
and
deleting
a
password
.
.
. 60
Enabling
or
disabling
a
device
.
.
.
.
.
.
.
. 61
Selecting
a
startup
device
.
.
.
.
.
.
.
.
.
. 61
Selecting
a
temporary
startup
device
.
.
.
.
. 61
Selecting
or
changing
the
startup
device
sequence
62
Advanced
settings
.
.
.
.
.
.
.
.
.
.
.
. 62
Exiting
from
the
Setup
Utility
program
.
.
.
.
. 62
Chapter
5.
Updating
system
programs
63
Using
system
programs
.
.
.
.
.
.
.
.
.
. 63
Updating
(flashing)
BIOS
from
a
disc
.
.
.
.
.
. 63
Updating
(flashing)
BIOS
from
your
operating
system
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 64
Recovering
from
a
POST/BIOS
update
failure
.
.
. 64
Chapter
6.
Troubleshooting
and
diagnostics
.
.
.
.
.
.
.
.
.
.
.
.
. 67
Basic
troubleshooting
.
.
.
.
.
.
.
.
.
.
. 67
Diagnostic
programs
.
.
.
.
.
.
.
.
.
.
. 69
Lenovo
System
Toolbox
.
.
.
.
.
.
.
.
. 69
PC-Doctor
for
Windows
PE
.
.
.
.
.
.
.
. 69
PC-Doctor
for
DOS
.
.
.
.
.
.
.
.
.
.
. 70
Cleaning
the
mouse
.
.
.
.
.
.
.
.
.
.
. 70
Optical
mouse
.
.
.
.
.
.
.
.
.
.
.
. 70
Non-optical
mouse
.
.
.
.
.
.
.
.
.
.
. 71
Chapter
7.
Getting
information,
help,
and
service
.
.
.
.
.
.
.
.
.
.
.
.
. 73
Information
resources
.
.
.
.
.
.
.
.
.
.
. 73
Online
Books
folder
.
.
.
.
.
.
.
.
.
. 73
ThinkVantage
Productivity
Center
.
.
.
.
.
. 73
Lenovo
Welcome
.
.
.
.
.
.
.
.
.
.
. 74
Access
Help
.
.
.
.
.
.
.
.
.
.
.
.
. 74
Safety
and
Warranty
.
.
.
.
.
.
.
.
.
. 74
Lenovo
Web
site
(http://www.lenovo.com)
.
.
. 74
Help
and
service
.
.
.
.
.
.
.
.
.
.
.
. 75
Using
the
documentation
and
diagnostic
programs
.
.
.
.
.
.
.
.
.
.
.
.
.
. 75
Calling
for
service
.
.
.
.
.
.
.
.
.
.
. 75
Using
other
services
.
.
.
.
.
.
.
.
.
. 76
Purchasing
additional
services
.
.
.
.
.
.
. 76
Appendix.
Notices
.
.
.
.
.
.
.
.
.
. 77
Television
output
notice
.
.
.
.
.
.
.
.
.
. 78
Trademarks
.
.
.
.
.
.
.
.
.
.
.
.
.
. 78
Index
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 79
©
Copyright
Lenovo
2009
iii
Vorherige
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1
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