Acer 7520 manual Table of Contents

Table of Contents
External Modules Disassembly Flowchart	. .61
Removing the Battery Pack	. .62
Removing the SD dummy card	. .63
Removing the PC and ExpressCard dummy cards	. .63
Removing the Lower Cover	. .64
Removing the Secondary HDD Cover	. .65
Removing the Secondary HDD Bracket and Connector	. .66
Removing the DIMM	. .68
Removing the WLAN Board Modules	. .68
Removing the Hard Disk Drive Module	. .69
Removing the Optical Drive Module	. 70
Main Unit Disassembly Process	. .73
Main Unit Disassembly Flowchart	. .73
Removing the Modem Board	. .73
Removing the Heatsink Fan Module	. 74
Removing the CPU and VGA Heatsink Module	. .75
Removing the CPU	. 76
Removing the VGA board (for Discrete model only)	. .77
Removing the Middle Cover and the Power Board	. .78
Removing the Keyboard	. .79
Removing the LCD Module	. .81
Separating the Upper Case from the Lower Case	. 83
Removing the Launch Board	. .85
Removing theTouch Pad Board Module	. .86
Removing the Main Board	. .89
Removing the ODD Board Module	. .91
Removing the Speaker Modules	. .92
Removing the USB Board	. .93
LCD Module Disassembly Process	. .95
LCD Module Disassembly Flowchart	. .95
Main Screw List	. .95
Removing the LCD Bezel	. .96
Removing the LCD module with the Brackets	. .97
Removing the Inverter Board and FPC Cable	. .98
Removing the LCD Brackets	. .99
Removing the Left and Right Hinge	.100
Removing the Antennas	.100
Removing the Internal Microphone and Web Camera	.101
Troubleshooting	103
System Check Procedures	.104
External Diskette Drive Check	.104
External CD-ROM Drive Check	.104
Keyboard or Auxiliary Input Device Check	.104
Memory check	.105
Power System Check	.105
Touchpad Check	.107
Power-On Self-Test (POST) Error Message	.108
Index of Error Messages	.109
Phoenix BIOS Beep Codes	.112
Index of Symptom-to-FRU Error Message	.117
Intermittent Problems	.121
Undetermined Problems	.122

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