Contents

Read this first

v

Important safety information

vi

Conditions that require immediate action . .

vii

Safety guidelines

vii

Chapter 1. Product overview

1

Locating computer controls, connectors, and

 

indicators

1

Front view

1

Right-side view

4

Left-side view

5

Bottom view

6

Rear view

7

Status indicators

8

Locating important product information

10

Machine type and model label

10

FCC ID and IC Certification number label . .

11

Certificate of Authenticity label

12

Features

12

Specifications

14

Operating environment

14

Lenovo programs

15

Accessing Lenovo programs on the Windows

 

7 operating system

15

Accessing Lenovo programs on the Windows

 

8 operating system

17

An introduction to Lenovo programs . . . .

17

Chapter 2. Using your computer . . .

21

Register your computer

21

Frequently asked questions

21

Special keys and buttons

22

Function key combinations

22

Volume and mute buttons

25

Windows key

26

Using the UltraNav pointing device

26

Using the TrackPoint pointing device . . . .

26

Using the touch pad

28

Using the UltraNav pointing device and an

 

external mouse

28

Adding the UltraNav icon to the system tray .

29

Power management

29

Checking the battery status

29

Using the ac power adapter

29

Charging the battery

30

Maximizing battery life

30

Managing your battery power

31

Power-saving modes

31

Handling the battery

32

Connecting to the network

34

Ethernet connections

34

Wireless connections

34

Using a projector or an external display

38

Changing display settings

38

Connecting a projector or an external

 

monitor

38

Setting up a presentation

41

Using the Extend desktop function

42

Using the NVIDIA Optimus Graphics feature . . .

43

Using audio features

43

Using the integrated camera

43

Using the ThinkLight light feature

44

Using the optical drive

44

Using an ExpressCard module, a flash media card,

 

or a smart card

45

Chapter 3. You and your computer .

.

47

Accessibility and comfort

.

47

Ergonomic information

.

47

Adjusting your computer to fit you . . . .

.

48

Accessibility information

.

49

Traveling with your computer

.

49

Travel tips

.

49

Travel accessories

.

50

Chapter 4. Security

51

Attaching a mechanical lock

51

Using passwords

51

Passwords and sleep mode

51

Typing passwords

51

Power-on password

52

Hard disk passwords

52

Supervisor password

54

Hard disk security

56

Setting the security chip

57

Using the fingerprint reader

58

Notice on deleting data from your hard disk drive

 

or solid state drive

61

Using firewalls

62

Protecting data against viruses

62

Chapter 5. Recovery overview . . . .

63

Recovery overview for Windows 7 models . . .

63

Creating and using recovery media

63

© Copyright Lenovo 2012

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Lenovo 23427YU, T430I, 2347G5U manual Contents