Lenovo ThinkCentre A55 User Manual - Page 5

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Contents Important safety information v Conditions that require immediate action . . . . . v General safety guidelines vi Service and upgrades vi Static electricity prevention vii Power cords and power adapters vii Voltage-selection switch viii Extension cords and related devices . . . . . ix Plugs and outlets ix External devices ix Batteries ix Heat and product ventilation x Operating environment xi Electrical current safety information xi Lithium battery notice xii Modem safety information xii Laser compliance statement xiii Power supply statement xiii Products with television tuner options installed . . xiii Note to CATV system installer xiv Example of antenna grounding xiv Data safety xv Cleaning and maintenance xv Using headphones or earphones xv Additional safety information xvi Introduction xvii Chapter 1. Arranging your workspace . . 1 Comfort 1 Glare and lighting 1 Air circulation 2 Electrical outlets and cable lengths 2 Chapter 2. Setting up your computer . . 3 Installing the vertical stand 3 Connecting your computer 4 Turning on power 10 Finishing the software installation 10 Completing important tasks 10 Updating your operating system 11 Installing other operating systems 11 Updating your antivirus software 11 Shutting down the computer 11 Chapter 3. Installing options . . . . . 13 Features 13 Available options 16 Specifications 17 Supported operating positions 18 Tools required 18 Handling static-sensitive devices 18 Installing external options 19 Locating controls and connectors on the front of your computer 19 Locating connectors on the rear of your computer 20 Obtaining device drivers 21 Removing the cover 22 Locating components 23 Accessing system board components 24 Identifying parts on the system board . . . . . 25 Installing memory 29 Installing PCI adapters 30 Installing internal drives 31 Drive specifications 32 Installing a drive in bay 1 33 Installing a diskette drive in bay 3. . . . . . 34 Installing security features 35 Integrated cable lock 36 Padlock 37 Password protection 37 Changing the battery 37 Erasing a lost or forgotten password (clearing CMOS 38 Replacing the cover and connecting the cables. . . 39 Chapter 4. Recovering software . . . . 41 Creating and using the Product Recovery disc . . . 41 Performing backup and recovery operations . . . 42 Using the Rescue and Recovery workspace . . . . 43 Creating and using rescue media 44 Creating and using a Recovery Repair diskette . . 45 Recovering or installing device drivers . . . . . 46 Setting a rescue device in the startup sequence . . 47 Solving recovery problems 47 Chapter 5. Using the Setup Utility . . . 49 Starting the Setup Utility program 49 Viewing and changing settings 49 Using passwords 49 Password considerations 49 User Password 50 Administrator Password 50 Setting, changing, and deleting a password . . . 50 Using Security Profile by Device 50 Selecting a startup device 51 Selecting a temporary startup device . . . . . 51 Changing the startup device sequence . . . . 51 Advanced settings 52 Exiting from the Setup Utility program . . . . . 52 Chapter 6. Updating system programs 53 Using system programs 53 Updating (flashing) BIOS from a diskette . . . . 53 Chapter 7. Troubleshooting and diagnostics 55 © Lenovo 2006, 2007. Portions © IBM Corp. 2005. iii

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Contents
Important
safety
information
.
.
.
.
.
.v
Conditions
that
require
immediate
action
.
.
.
.
.v
General
safety
guidelines
.
.
.
.
.
.
.
.
.
. vi
Service
and
upgrades
.
.
.
.
.
.
.
.
.
. vi
Static
electricity
prevention
.
.
.
.
.
.
.
. vii
Power
cords
and
power
adapters
.
.
.
.
.
. vii
Voltage-selection
switch
.
.
.
.
.
.
.
.
. viii
Extension
cords
and
related
devices
.
.
.
.
. ix
Plugs
and
outlets
.
.
.
.
.
.
.
.
.
.
. ix
External
devices
.
.
.
.
.
.
.
.
.
.
.
. ix
Batteries
.
.
.
.
.
.
.
.
.
.
.
.
.
. ix
Heat
and
product
ventilation
.
.
.
.
.
.
.
.x
Operating
environment
.
.
.
.
.
.
.
.
. xi
Electrical
current
safety
information
.
.
.
.
.
. xi
Lithium
battery
notice
.
.
.
.
.
.
.
.
.
.
. xii
Modem
safety
information
.
.
.
.
.
.
.
.
. xii
Laser
compliance
statement
.
.
.
.
.
.
.
.
. xiii
Power
supply
statement
.
.
.
.
.
.
.
.
.
. xiii
Products
with
television
tuner
options
installed
.
. xiii
Note
to
CATV
system
installer
.
.
.
.
.
.
. xiv
Example
of
antenna
grounding
.
.
.
.
.
. xiv
Data
safety
.
.
.
.
.
.
.
.
.
.
.
.
.
. xv
Cleaning
and
maintenance
.
.
.
.
.
.
.
.
. xv
Using
headphones
or
earphones
.
.
.
.
.
.
. xv
Additional
safety
information
.
.
.
.
.
.
.
. xvi
Introduction
.
.
.
.
.
.
.
.
.
.
.
. xvii
Chapter
1.
Arranging
your
workspace
.
.1
Comfort
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.1
Glare
and
lighting
.
.
.
.
.
.
.
.
.
.
.
.1
Air
circulation
.
.
.
.
.
.
.
.
.
.
.
.
.
.2
Electrical
outlets
and
cable
lengths
.
.
.
.
.
.
.2
Chapter
2.
Setting
up
your
computer
.
.3
Installing
the
vertical
stand
.
.
.
.
.
.
.
.
.3
Connecting
your
computer
.
.
.
.
.
.
.
.
.4
Turning
on
power
.
.
.
.
.
.
.
.
.
.
.
. 10
Finishing
the
software
installation
.
.
.
.
.
.
. 10
Completing
important
tasks
.
.
.
.
.
.
.
.
. 10
Updating
your
operating
system
.
.
.
.
.
.
. 11
Installing
other
operating
systems
.
.
.
.
.
.
. 11
Updating
your
antivirus
software
.
.
.
.
.
.
. 11
Shutting
down
the
computer
.
.
.
.
.
.
.
. 11
Chapter
3.
Installing
options
.
.
.
.
. 13
Features
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 13
Available
options
.
.
.
.
.
.
.
.
.
.
.
. 16
Specifications
.
.
.
.
.
.
.
.
.
.
.
.
.
. 17
Supported
operating
positions
.
.
.
.
.
.
.
. 18
Tools
required
.
.
.
.
.
.
.
.
.
.
.
.
. 18
Handling
static-sensitive
devices
.
.
.
.
.
.
. 18
Installing
external
options
.
.
.
.
.
.
.
.
. 19
Locating
controls
and
connectors
on
the
front
of
your
computer
.
.
.
.
.
.
.
.
.
.
.
. 19
Locating
connectors
on
the
rear
of
your
computer
20
Obtaining
device
drivers
.
.
.
.
.
.
.
.
. 21
Removing
the
cover
.
.
.
.
.
.
.
.
.
.
. 22
Locating
components
.
.
.
.
.
.
.
.
.
.
. 23
Accessing
system
board
components
.
.
.
.
.
. 24
Identifying
parts
on
the
system
board
.
.
.
.
. 25
Installing
memory
.
.
.
.
.
.
.
.
.
.
.
. 29
Installing
PCI
adapters
.
.
.
.
.
.
.
.
.
. 30
Installing
internal
drives
.
.
.
.
.
.
.
.
.
. 31
Drive
specifications
.
.
.
.
.
.
.
.
.
.
. 32
Installing
a
drive
in
bay
1
.
.
.
.
.
.
.
. 33
Installing
a
diskette
drive
in
bay
3
.
.
.
.
.
. 34
Installing
security
features
.
.
.
.
.
.
.
.
. 35
Integrated
cable
lock
.
.
.
.
.
.
.
.
.
. 36
Padlock
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 37
Password
protection
.
.
.
.
.
.
.
.
.
. 37
Changing
the
battery
.
.
.
.
.
.
.
.
.
.
. 37
Erasing
a
lost
or
forgotten
password
(clearing
CMOS)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 38
Replacing
the
cover
and
connecting
the
cables
.
.
. 39
Chapter
4.
Recovering
software
.
.
.
. 41
Creating
and
using
the
Product
Recovery
disc
.
.
. 41
Performing
backup
and
recovery
operations
.
.
. 42
Using
the
Rescue
and
Recovery
workspace
.
.
.
. 43
Creating
and
using
rescue
media
.
.
.
.
.
.
. 44
Creating
and
using
a
Recovery
Repair
diskette
.
. 45
Recovering
or
installing
device
drivers
.
.
.
.
. 46
Setting
a
rescue
device
in
the
startup
sequence
.
. 47
Solving
recovery
problems
.
.
.
.
.
.
.
.
. 47
Chapter
5.
Using
the
Setup
Utility
.
.
. 49
Starting
the
Setup
Utility
program
.
.
.
.
.
.
. 49
Viewing
and
changing
settings
.
.
.
.
.
.
.
. 49
Using
passwords
.
.
.
.
.
.
.
.
.
.
.
. 49
Password
considerations
.
.
.
.
.
.
.
.
. 49
User
Password
.
.
.
.
.
.
.
.
.
.
.
. 50
Administrator
Password
.
.
.
.
.
.
.
.
. 50
Setting,
changing,
and
deleting
a
password
.
.
. 50
Using
Security
Profile
by
Device
.
.
.
.
.
.
. 50
Selecting
a
startup
device
.
.
.
.
.
.
.
.
.
. 51
Selecting
a
temporary
startup
device
.
.
.
.
. 51
Changing
the
startup
device
sequence
.
.
.
. 51
Advanced
settings
.
.
.
.
.
.
.
.
.
.
.
. 52
Exiting
from
the
Setup
Utility
program
.
.
.
.
. 52
Chapter
6.
Updating
system
programs
53
Using
system
programs
.
.
.
.
.
.
.
.
.
. 53
Updating
(flashing)
BIOS
from
a
diskette
.
.
.
. 53
Chapter
7.
Troubleshooting
and
diagnostics
.
.
.
.
.
.
.
.
.
.
.
.
. 55
©
Lenovo
2006,
2007.
Portions
©
IBM
Corp.
2005.
iii