EMachines D720 manuals

Emachines D720 User Manual (174 pages)

Brand: Emachines | Category: Laptops | Size: 5.56 MB |

English

Table of contents

Service Guide

1

Revision History

2

Copyright

3

Disclaimer

3

Conventions

4

Table of Contents

10

System Specifications

11

System Block Diagram

13

Your Acer Notebook tour

14

Closed Front View

15

Rear View

15

Left View

16

Right View

17

Indicators

19

Using the Keyboard

21

Windows Keys

22

Hot Keys

23

Special Key

24

Using the System Utilities

25

System Utilities

31

Information

32

←→ Select Menu Ente

33

Advanced

34

Security

36

Setting a Password

37

Removing a Password

37

Changing a Password

38

BIOS Flash Utilities

43

DOS Flash Utility

44

Chapter 2 35

45

WinFlash Utility

46

Key in bios_pw 14452 0

48

40 Chapter 2

50

Disassembly Requirements

51

Chapter 3

51

General Information

52

Removing the Battery Pack

54

Removing the Lower Covers

55

46 Chapter 3

56

Removing the DIMM Modules

57

Removing the WLAN Module

58

Chapter 3 49

59

Chapter 3 51

61

Step Size Quantity Screw Type

61

HDD Carrier M3*3 4

61

Main Unit Disassembly Process

64

Removing the Switch Cover

65

56 Chapter 3

66

Removing the Keyboard

67

Removing the Antenna

68

Chapter 3 59

69

Removing the LCD Module

70

Removing the Upper Cover

72

64 Chapter 3

74

Removing the TouchPad Bracket

75

Removing the Speaker Modules

77

68 Chapter 3

78

Removing the Power Board

79

Removing the Modem Module

80

Removing the Main Board

81

72 Chapter 3

82

Removing the CPU Fan

83

Removing the Thermal Module

84

Removing the CPU

85

Removing the LCD Bezel

87

Removing the Inverter Board

88

Removing the Camera Module

89

Removing the LCD Panel

90

Removing the Antennas

92

Removing the MIC Module

93

Replacing the LCD Panel

94

Replacing the LCD Bezel

98

Replacing the CPU

99

Replacing the Thermal Module

99

Replacing the CPU Fan Module

100

Replacing the Mainboard

100

Replacing the Modem Module

101

Replacing the Power Board

102

Replacing the Speaker Module

103

94 Chapter 3

104

Replacing the Upper Case

105

Replacing the LCD Module

107

98 Chapter 3

108

Replacing the Antenna Cable

109

Replacing the Keyboard

110

Replacing the Switch Cover

111

Replacing the ODD Module

112

Chapter 3 103

113

Replacing the WLAN Module

114

Replacing the DIMM Modules

114

Replacing the Lower Covers

115

Replacing the Battery

116

Troubleshooting

117

Power On Issue

118

No Display Issue

119

Random Loss of BIOS Settings

120

LCD Failure

121

Built-In Keyboard Failure

121

TouchPad Failure

122

Internal Speaker Failure

122

Sound Problems

123

Internal Microphone Failure

124

HDD Not Operating Correctly

125

ODD Failure

126

Discs Do Not Play

127

Discs Do Not Burn Properly

127

Playback is Choppy

127

Drive Not Detected

128

Drive Read Failure

128

Modem Function Failure

129

Wireless Function Failure

129

Thermal Unit Failure

130

External Mouse Failure

130

Other Failures

131

Intermittent Problems

132

Undetermined Problems

132

Post Codes

133

BDS & Specific action:

134

Top View

139

Chapter 5

139

Bottom View

140

Clearing Password Check

141

BIOS Recovery by Crisis Disk

142

Chapter 6

143

Main Assembly

144

LCD Panel

145

136 Chapter 6

146

Chapter 6 137

147

138 Chapter 6

148

Chapter 6 139

149

Screw List

150

Chapter 6 141

151

Appendix A

152

Appendix A 148

158

149 Appendix A

159

Appendix A 150

160

151 Appendix A

161

Appendix A 152

162

Test Compatible Components

163

Microsoft

164

Vista Environment Test

164

160 Appendix B

170

Online Support Information

171

162 Appendix C

172

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