Lenovo ThinkCentre E51 User Manual - Page 5

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Contents Important safety information v Conditions that require immediate action . . . . . v General safety guidelines vi Service vi Power cords and power adapters vii Extension cords and related devices . . . . . viii Plugs and outlets viii Batteries viii Heat and product ventilation ix CD and DVD drive safety ix Additional safety information x Lithium battery notice x Modem safety information xi Laser compliance statement xi Power supply statement xii Overview xiii Information resources xiii Chapter 1. Installing options 1 Features 1 Specifications 4 Available options 5 Tools required 5 Handling static-sensitive devices 6 Installing external options 6 Locating the connectors on the front of your computer 7 Locating the connectors on the rear of your computer 8 Obtaining device drivers 10 Removing the cover 10 Locating components 11 Identifying parts on the system board . . . . . 11 Installing memory 15 Installing adapters 17 Installing internal drives 18 Drive specifications 19 Installing a drive 20 Installing security features 25 Padlock loop 26 Password protection 26 Changing the battery 26 Erasing a lost or forgotten password (clearing CMOS 28 Replacing the cover and connecting the cables. . . 29 Chapter 2. Using the Setup Utility program 31 Starting the Setup Utility program 31 Viewing and changing settings 31 Exiting from the Setup Utility program . . . . . 31 Using passwords 31 User password 32 Administrator password 32 Selecting a startup device 33 Selecting a temporary startup device . . . . . 33 Changing the startup sequence 33 Appendix A. Updating system programs 35 System programs 35 Updating (flashing) BIOS from a diskette . . . 35 Appendix B. Cleaning the mouse . . . 37 Cleaning an optical mouse 37 Cleaning a mouse with a ball 37 Appendix C. Manual modem commands 39 Basic AT commands 39 Extended AT commands 41 MNP/V.42/V.42bis/V.44 commands 42 Fax Class 1 commands 43 Fax Class 2 commands 43 Voice commands 44 Appendix D. Notices 47 Television output notice 48 Trademarks 48 Index 49 © Lenovo 2006. Portions © IBM Corp. 2006. iii

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Contents
Important
safety
information
.
.
.
.
.
.v
Conditions
that
require
immediate
action
.
.
.
.
.v
General
safety
guidelines
.
.
.
.
.
.
.
.
.
. vi
Service
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. vi
Power
cords
and
power
adapters
.
.
.
.
.
. vii
Extension
cords
and
related
devices
.
.
.
.
. viii
Plugs
and
outlets
.
.
.
.
.
.
.
.
.
.
. viii
Batteries
.
.
.
.
.
.
.
.
.
.
.
.
.
. viii
Heat
and
product
ventilation
.
.
.
.
.
.
. ix
CD
and
DVD
drive
safety
.
.
.
.
.
.
.
.
. ix
Additional
safety
information
.
.
.
.
.
.
.
.
.x
Lithium
battery
notice
.
.
.
.
.
.
.
.
.
.
.x
Modem
safety
information
.
.
.
.
.
.
.
.
. xi
Laser
compliance
statement
.
.
.
.
.
.
.
.
. xi
Power
supply
statement
.
.
.
.
.
.
.
.
.
. xii
Overview
.
.
.
.
.
.
.
.
.
.
.
.
. xiii
Information
resources
.
.
.
.
.
.
.
.
.
.
. xiii
Chapter
1.
Installing
options
.
.
.
.
.
.1
Features
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.1
Specifications
.
.
.
.
.
.
.
.
.
.
.
.
.
.4
Available
options
.
.
.
.
.
.
.
.
.
.
.
.
.5
Tools
required
.
.
.
.
.
.
.
.
.
.
.
.
.
.5
Handling
static-sensitive
devices
.
.
.
.
.
.
.
.6
Installing
external
options
.
.
.
.
.
.
.
.
.
.6
Locating
the
connectors
on
the
front
of
your
computer
.
.
.
.
.
.
.
.
.
.
.
.
.
.7
Locating
the
connectors
on
the
rear
of
your
computer
.
.
.
.
.
.
.
.
.
.
.
.
.
.8
Obtaining
device
drivers
.
.
.
.
.
.
.
.
. 10
Removing
the
cover
.
.
.
.
.
.
.
.
.
.
. 10
Locating
components
.
.
.
.
.
.
.
.
.
.
. 11
Identifying
parts
on
the
system
board
.
.
.
.
. 11
Installing
memory
.
.
.
.
.
.
.
.
.
.
.
. 15
Installing
adapters
.
.
.
.
.
.
.
.
.
.
.
. 17
Installing
internal
drives
.
.
.
.
.
.
.
.
.
. 18
Drive
specifications
.
.
.
.
.
.
.
.
.
.
. 19
Installing
a
drive
.
.
.
.
.
.
.
.
.
.
. 20
Installing
security
features
.
.
.
.
.
.
.
.
. 25
Padlock
loop
.
.
.
.
.
.
.
.
.
.
.
.
. 26
Password
protection
.
.
.
.
.
.
.
.
.
. 26
Changing
the
battery
.
.
.
.
.
.
.
.
.
.
. 26
Erasing
a
lost
or
forgotten
password
(clearing
CMOS)
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 28
Replacing
the
cover
and
connecting
the
cables
.
.
. 29
Chapter
2.
Using
the
Setup
Utility
program
.
.
.
.
.
.
.
.
.
.
.
.
.
. 31
Starting
the
Setup
Utility
program
.
.
.
.
.
.
. 31
Viewing
and
changing
settings
.
.
.
.
.
.
.
. 31
Exiting
from
the
Setup
Utility
program
.
.
.
.
. 31
Using
passwords
.
.
.
.
.
.
.
.
.
.
.
. 31
User
password
.
.
.
.
.
.
.
.
.
.
.
. 32
Administrator
password
.
.
.
.
.
.
.
.
. 32
Selecting
a
startup
device
.
.
.
.
.
.
.
.
.
. 33
Selecting
a
temporary
startup
device
.
.
.
.
. 33
Changing
the
startup
sequence
.
.
.
.
.
.
. 33
Appendix
A.
Updating
system
programs
.
.
.
.
.
.
.
.
.
.
.
.
. 35
System
programs
.
.
.
.
.
.
.
.
.
.
.
. 35
Updating
(flashing)
BIOS
from
a
diskette
.
.
. 35
Appendix
B.
Cleaning
the
mouse
.
.
. 37
Cleaning
an
optical
mouse
.
.
.
.
.
.
.
.
. 37
Cleaning
a
mouse
with
a
ball
.
.
.
.
.
.
.
. 37
Appendix
C.
Manual
modem
commands
.
.
.
.
.
.
.
.
.
.
.
.
. 39
Basic
AT
commands
.
.
.
.
.
.
.
.
.
.
. 39
Extended
AT
commands
.
.
.
.
.
.
.
.
.
. 41
MNP/V.42/V.42bis/V.44
commands
.
.
.
.
.
. 42
Fax
Class
1
commands
.
.
.
.
.
.
.
.
.
. 43
Fax
Class
2
commands
.
.
.
.
.
.
.
.
.
. 43
Voice
commands
.
.
.
.
.
.
.
.
.
.
.
.
. 44
Appendix
D.
Notices
.
.
.
.
.
.
.
.
. 47
Television
output
notice
.
.
.
.
.
.
.
.
.
. 48
Trademarks
.
.
.
.
.
.
.
.
.
.
.
.
.
. 48
Index
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 49
©
Lenovo
2006.
Portions
©
IBM
Corp.
2006.
iii