Acer ASPIRE 4820T Service Manual page 8

Removing the USB Board 64
Removing the 3G Module 66
Removing the Bluetooth Module 67
Removing the LCD Module 68
Removing the Mainboard 70
Removing the Thermal Module 72
Removing the CPU 73
Removing the RTC Battery 74
Removing the WiFi Antenna Cable 74
Removing the Right Speaker 75
Removing the DC-In Cable 76
LCD Module Disassembly Process 77
LCD Module Disassembly Flowchart 77
Removing the LCD Bezel 78
Removing the Camera Module 79
Removing the LCD Panel 80
Removing the FPC Cable 81
Removing the Microphone Module 82
Removing the Hinges 82
Removing the Antennas 83
LCD Module Reassembly Procedure 85
Replacing the MIC and WiFi Antennas 85
Replacing the Microphone Module 86
Replacing the FPC Cable 87
Replacing the LCD Panel 87
Replacing the Webcam 88
Replacing the LCD Bezel 89
Main Module Reassembly Procedure 91
Replacing the DC-In Cable 91
Replacing the LCD Module 92
Replacing the Right Speaker 92
Replacing the RTC Battery 93
Replacing the CPU 94
Replacing the Thermal Module 94
Replacing the Mainboard 96
Replacing the Bluetooth Module 97
Replacing the 3G Module 98
Replacing the USB Board 99
Replacing the Left Speaker Module 100
Replacing the Function Board 101
Replacing the Switch Board 101
Replacing the Upper Cover 102
Replacing the Keyboard 105
Replacing the Hard Disk Drive Module 105
Replacing the WLAN Board 107
Replacing the DIMM Modules 107
Replacing the ODD Module 108
Replacing the Lower Covers 109
Replacing the Dummy Card 110
Replacing the SIM card 110
Replacing the Battery Pack 111
Troubleshooting 113
Common Problems 113
Power On Issue 114
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