Acer AO752 Service Guide - Page 8

Table of Contents Removing the I/O Board 69 Removing the Mainboard 71 Removing the CRT Board 73 Removing the Thermal Module 74 Removing the RTC Battery 75 Removing the Speaker Modules 76 LCD Module Disassembly Process 78 LCD Module Disassembly Flowchart 78 Removing the LCD Bezel 79 Removing the Camera Board 82 Removing the LCD Panel 83 Removing the LCD Brackets 85 Removing the FPC Cable 86 Removing the Antennas 87 LCD Reassembly Procedure 90 Replacing the Antennas 90 Replacing the FPC Cable 93 Replacing the LCD Brackets 94 Replacing the LCD Panel 95 Replacing the Camera Board 97 Replacing the LCD Bezel 98 Main Unit Reassembly Process 101 Replacing the Speaker Modules 101 Replacing the RTC Battery 103 Replacing the Thermal Module 104 Replacing the CRT Board 105 Replacing the Main Board 106 Replacing the I/O Card 108 Replacing the Bluetooth Module 110 Replacing the LED Board 111 Replacing the LCD Module 113 Replacing the Button Board 115 Replacing the Upper Cover 118 Replacing the Keyboard 121 Replacing the Wireless LAN Module 122 Replacing the DIMM Module 124 Replacing the Hard Disk Drive 126 Replacing the Battery 128 Replace the Dummy Card 129 Troubleshooting 131 Common Problems 131 Power On Issue 132 No Display Issue 133 Random Loss of BIOS Settings 134 LCD Failure 135 Built-In Keyboard Failure 136 TouchPad Failure 137 Internal Speaker Failure 138 Internal Microphone Failure 139 HDD Not Operating Correctly 140 USB Failure (Right up/down side 141 Other Failures 141 Intermittent Problems 142 Undetermined Problems 142 VIII