Lenovo ThinkCentre M91p (English) User Guide - Page 5

Contents, Product overview - memory upgrade

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Contents Important safety information . . . . . vii Service and upgrades vii Static electricity prevention vii Power cords and power adapters viii Extension cords and related devices viii Plugs and outlets ix External devices ix Heat and product ventilation ix Operating environment x Modem safety information x Laser compliance statement xi Power supply statement xi Cleaning and maintenance xi Chapter 1. Product overview 1 Features 1 Specifications 4 Software overview 5 Software provided by Lenovo 5 Adobe Reader 7 Antivirus software 7 Locations 7 Locating connectors, controls, and indicators 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 . . . . 10 Machine type and model label 11 Chapter 2. Using your computer . . . 13 Frequently asked questions 13 Using the keyboard 13 Using Windows shortcut keys 13 Using a fingerprint reader 14 Using the wheel mouse 14 Adjusting audio 14 About your computer audio 14 Setting the volume from the desktop . . . . 15 Setting the volume from Control Panel . . . 15 Using CDs and DVDs 15 Handling and storing CD and DVD media . . 16 Playing a CD or DVD 16 Recording a CD or DVD 16 Chapter 3. You and your computer . . 19 Accessibility and comfort 19 Arranging your workspace 19 Comfort 19 Glare and lighting 20 Air circulation 20 Electrical outlets and cable lengths . . . . . 20 Register your computer with Lenovo 21 Moving your computer to another country or region 21 Voltage-selection switch 21 Replacement power cords 21 Chapter 4. Security 23 Security features 23 Attaching an integrated cable lock 24 Using passwords 24 BIOS passwords 24 Windows passwords 25 Setting up the integrated Security Chip . . . . . 25 Setting the Security Chip 25 Using and understanding firewalls 26 Protecting data against viruses 26 Chapter 5. Installing or replacing hardware 27 Handling static-sensitive devices 27 Installing or replacing hardware 27 Installing external options 27 Opening the computer cover 28 Removing and reinstalling the front bezel . . 28 Installing or replacing a memory module . . . 29 Installing or replacing the PCI card . . . . . 30 Installing the solid state drive 32 Replacing the hard disk drive 33 Replacing the optical drive 35 Replacing the battery 36 Replacing the heat sink 37 Replacing the microprocessor 39 Replacing the system fan assembly . . . . 42 Replacing the internal speaker 44 Replacing the front audio and USB assembly 45 Replacing the ac power adapter 47 Replacing the ac power adapter bracket. . . 48 Replacing the keyboard or mouse . . . . . 51 Completing the parts replacement . . . . . 51 Chapter 6. Recovery information . . . 53 © Copyright Lenovo 2011, 2012 iii

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Contents
Important safety information
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vii
Service and upgrades
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vii
Static electricity prevention
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vii
Power cords and power adapters
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viii
Extension cords and related devices
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viii
Plugs and outlets
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ix
External devices
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ix
Heat and product ventilation
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ix
Operating environment
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x
Modem safety information
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x
Laser compliance statement
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xi
Power supply statement
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xi
Cleaning and maintenance
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xi
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 by Lenovo
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5
Adobe Reader
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7
Antivirus software
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7
Locations
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7
Locating connectors, controls, and indicators
on the front of your computer
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7
Locating connectors on the rear of your
computer
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8
Locating components
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10
Locating parts on the system board
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10
Machine type and model label
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11
Chapter 2. Using your computer . . .
13
Frequently asked questions
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13
Using the keyboard
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13
Using Windows shortcut keys
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13
Using a fingerprint reader
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14
Using the wheel mouse
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14
Adjusting audio
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14
About your computer audio
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14
Setting the volume from the desktop
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15
Setting the volume from Control Panel
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15
Using CDs and DVDs
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15
Handling and storing CD and DVD media
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16
Playing a CD or DVD
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16
Recording a CD or DVD
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16
Chapter 3. You and your computer . .
19
Accessibility and comfort
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19
Arranging your workspace
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19
Comfort
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19
Glare and lighting
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20
Air circulation
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20
Electrical outlets and cable lengths
.
.
.
.
.
20
Register your computer with Lenovo
.
.
.
.
.
.
21
Moving your computer to another country or
region
.
.
.
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.
.
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.
21
Voltage-selection switch
.
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21
Replacement power cords
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21
Chapter 4. Security
..........
23
Security features
.
.
.
.
.
.
.
.
.
.
.
.
.
.
23
Attaching an integrated cable lock
.
.
.
.
.
.
.
24
Using passwords
.
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24
BIOS passwords
.
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24
Windows passwords
.
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25
Setting up the integrated Security Chip
.
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25
Setting the Security Chip
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25
Using and understanding firewalls
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.
26
Protecting data against viruses
.
.
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.
.
.
.
.
26
Chapter 5. Installing or replacing
hardware
...............
27
Handling static-sensitive devices
.
.
.
.
.
.
.
27
Installing or replacing hardware
.
.
.
.
.
.
.
.
27
Installing external options
.
.
.
.
.
.
.
.
27
Opening the computer cover
.
.
.
.
.
.
.
28
Removing and reinstalling the front bezel
.
.
28
Installing or replacing a memory module .
.
.
29
Installing or replacing the PCI card
.
.
.
.
.
30
Installing the solid state drive
.
.
.
.
.
.
.
32
Replacing the hard disk drive
.
.
.
.
.
.
.
33
Replacing the optical drive
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.
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.
35
Replacing the battery
.
.
.
.
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.
.
.
.
.
36
Replacing the heat sink
.
.
.
.
.
.
.
.
.
37
Replacing the microprocessor
.
.
.
.
.
.
.
39
Replacing the system fan assembly
.
.
.
.
42
Replacing the internal speaker
.
.
.
.
.
.
.
44
Replacing the front audio and USB
assembly
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
45
Replacing the ac power adapter
.
.
.
.
.
.
47
Replacing the ac power adapter bracket.
.
.
48
Replacing the keyboard or mouse
.
.
.
.
.
51
Completing the parts replacement
.
.
.
.
.
51
Chapter 6. Recovery information . . .
53
© Copyright Lenovo 2011, 2012
iii