Table of Contents

 

Removing the LCD Module

. .71

Removing the Upper Cover

. .76

Removing the TouchPad Bracket

. .80

Removing the Media Board FFC

. .81

Removing the LED Board

. .82

Removing the Speaker Module

. .83

Removing the RTC Battery

. .85

Removing the Modem Board

. .86

Removing the USB Board

. .88

Removing the Mainboard

. .90

Removing the RJ-11 Jack

. .91

Removing the CPU Fan

. .93

Removing the Thermal Module

. .94

Removing the CPU

. .95

LCD Module Disassembly Process

. .96

LCD Module Disassembly Flowchart

. .96

Removing the LCD Bezel

. .97

Removing the Camera Module

. .98

Removing the LCD Panel

. .99

Removing the Power Board

.100

Removing the LCD Brackets and FPC Cable

.101

Removing the Microphone Module

.103

Removing the Antennas

.104

LCD Module Reassembly Procedure

.106

Replacing the Antennas, Power Board, and MIC

.106

Replacing the LCD Panel

.109

Replacing the Camera Module

.111

Replacing the LCD Bezel

.112

Main Module Reassembly Procedure

.114

Replacing the CPU

.114

Replacing the Thermal Module

.114

Replacing the CPU Fan

.115

Replacing the RJ-11 Jack

.116

Replacing the Mainboard

.117

Replacing the USB Board

.118

Replacing the Modem Board

.119

Replacing the Speaker Module

.120

Replacing the LED Board

.121

Replacing the Media Board FFC

.121

Replacing the TouchPad Bracket

.122

Replacing the Upper Cover

.122

Replacing the LCD Module

.126

Replacing the Keyboard

.129

Replacing the Media Board

.130

Replacing the Switch Cover

.131

Replacing the Hard Disk Drive Modules

.133

Replacing the WLAN Module

.134

Replacing the DIMM Modules

.134

Replacing the ODD Module

.135

Replacing the Lower Covers

.135

Replacing the SD Dummy Card

.137

Replacing the Battery

.137

Troubleshooting

139

Common Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .139

VIII

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Packard Bell LJ77, LJ75 manual Viii