installing options

 

memory module

17

PCI card

18

 

security features

53

internal drives

1

 

internal speaker, replacing 44

K

keyboard replacing 51

L

Lenovo Customer Support Center 77

Lenovo Solution Center

70

 

Lenovo ThinkVantage Toolbox

71

Lenovo ThinkVantage Tools

75

Lenovo Web site

76

 

 

Lenovo Welcome

5

 

 

locating components

10

 

M

media, creating and using recovery media 55

memory module

1

 

installing, replacing

17

system board

17

 

microphone connector

9

microprocessor

1

 

replacing

41

 

 

mouse

 

 

 

cleaning

72

 

 

non-optical 72

 

optical mouse

72

 

replacing

51

 

 

N

non-optical mouse 72 notice, television output 80 notices 79

O

Online Books folder 75

 

opening computer cover 14

 

operations, backup and recovery

56

optical drive, installing or replacing

30

optical mouse 72

 

P

parts replacement, completing

52

password

 

 

considerations

62

 

erasing 54

 

 

lost or forgotten

54

 

setting, changing, deleting

62

password protection 53

 

PC-Doctor for DOS

71

 

PCI card 18

 

 

 

installing, replacing

 

18

 

physical specifications

4

 

power supply

 

 

 

 

features

2

 

 

 

power supply assembly

 

 

replacing

36

 

 

 

power-on password

62

 

power-onself-test (POST)

65

programs, updating system

65

protection, password

 

53

 

PS/2 keyboard connector

9

PS/2 mouse connector

9

 

purchasing additional services 78

R

rear connectors 7 recovering

from a POST and BIOS update failure 66

software

55

 

 

 

 

recovery

 

 

 

 

 

Boot-block Recovery

66

 

operations, backup and

56

 

problems, solving

59

 

 

recovery media, creating and using

55

reinstalling

 

 

 

 

 

device drivers

59

 

 

 

removing, reinstalling

 

 

 

front bezel 15

 

 

 

 

replacing

 

 

 

 

 

battery

26

 

 

 

 

hard disk drive

27

 

 

 

heat sink and fan assembly 33

 

keyboard

51

 

 

 

 

microprocessor

41

 

 

mouse

51

 

 

 

 

power supply assembly

36

 

Rescue and Recovery

55

 

workspace, Rescue and Recovery

57

Rescue and Recovery workspace 57

resources, information

75

 

S

safety iii

 

 

safety information

76

security

 

 

cable lock 53

 

enabling or disabling 62

features

2, 53

 

selecting

 

 

startup device

63

temporary startup device 63

serial port

9

 

service

 

 

and help

77

 

getting

75

 

Lenovo Customer Support Center 77

84ThinkCentre User Guide

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Lenovo 3128, 3120, 3122, 3126 manual Installing options Memory module PCI card Security features