Acer 4720Z manuals

Acer 4720Z User Manual (102 pages)

Brand: Acer | Category: Laptops | Size: 3.06 MB |

English

Table of contents

Service Guide

1

Revision History

2

Copyright

3

Disclaimer

3

Conventions

4

System Specifications

7

Storage subsystem

8

Input devices

8

Communication

8

I/O Ports

8

Environment

9

System Block Diagram

10

Board Layout

11

Bottom View

12

Your Acer Notebook tour

13

Closed Front View

14

Left View

15

Right View

16

Rear view

16

Base view

17

Indicators

17

Easy-Launch Buttons

18

Touchpad Basics

19

Using the Keyboard

20

Windows Keys

21

Hot Keys

22

Special Key

23

Acer Empowering Technology

24

Acer eNet Management

25

Acer ePower Management

26

Battery status

27

Acer eAudio Management

28

24 Chapter 1

30

Acer eLock Management

31

Acer eRecovery Management

32

Acer eSettings Management

33

Using the System Utilities

35

Launch Manager

36

Chapter 1 33

39

System VRAM and VBIOS Options

39

LAN Interface

39

Modem Interface

39

34 Chapter 1

40

Bluetooth Interface

40

Hard Disk Drive Interface

40

Chapter 1 35

41

DVD-Dual Interface

41

Audio Interface

41

USB Port

41

Chapter 1 37

43

LCD 14.1” inch

43

LCD Inverter

43

38 Chapter 1

44

AC Adapter

44

System Power Management

44

BIOS Setup Utility

45

System Utilities

45

Navigating the BIOS Utility

46

Information

47

44 Chapter 2

50

Set Supervisor Password

51

Enter New Password

51

Confirm New Password

51

Removing a Password

52

Changing a Password

52

Chapter 2 47

53

Setup Warning

53

48 Chapter 2

54

Chapter 2 49

55

BIOS Flash Utility

56

Chapter 3

57

General Information

58

Chapter 3 53

59

54 Chapter 3

60

Screw List

60

Removing the Battery Pack

61

Keyboard and the LCD Module

62

Removing the ODD Module

63

Removing the Memory

63

Disassembling the Main Unit

66

Removing the Audio Board

67

Removing the Bluetooth Module

67

Removing the Speakers

67

Disassembling the Main Board

68

Removing the CPU

69

Removing the Modem Card

69

Disassembling the LCD Module

70

Disassembling the HDD Module

71

Disassembling the ODD Module

71

66 Chapter 3

72

Troubleshooting

73

System Check Procedures

74

Memory check

75

Power System Check

75

Check the Power Adapter

76

Touchpad Check

77

Index of Error Messages

79

74 Chapter 4

80

Error Message List

80

Chapter 4 75

81

Phoenix BIOS Beep Codes

82

Chapter 4 77

83

78 Chapter 4

84

Chapter 4 79

85

80 Chapter 4

86

LCD-Related Symptoms

86

Indicator-Related Symptoms

86

Power-Related Symptoms

86

Intermittent Problems

89

Undetermined Problems

90

Top View

91

Chapter 5

91

Chapter 6

93

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