Acer 4715Z - Manual (Page 8)

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External Module Disassembly Process 48
External Modules Disassembly Flowchart 48
Removing the Battery Pack 49
Removing the Express Dummy Card 49
Removing the Lower Cover 50
Removing the DIMM 51
Removing the WLAN Board Module 52
Removing the Hard Disk Drive Module 53
Removing the Optical Drive Module 54
Main Unit Disassembly Process 56
Main Unit Disassembly Flowchart 56
Removing the CPU Heatsink Module 57
Removing the CPU 58
Removing the Keyboard 59
Removing the Middle Cover 60
Removing the LCD Module 61
Separating the Upper Case from the Lower Case 63
Removing the Speaker Modules 65
Removing the Launch Board Bracket 66
Removing the Touchpad Board Module 67
Removing the Audio Board 68
Removing the USB Board 70
Removing the Mainboard 71
Removing the Modem Board 72
Removing the RTC Battery 74
LCD Module Disassembly Process 76
LCD Module Disassembly Flowchart 76
Removing the LCD Bezel 77
Removing the Camera Board 78
Removing the Inverter Board 79
Removing the LCD with Brackets 80
Removing the LCD Brackets 83
Removing the LCD Module Hinges 83
Removing the Antenna 84
Removing the Microphone 85
Troubleshooting 87
System Check Procedures 88
External CD/DVD-ROM Drive Check 88
Keyboard or Auxiliary Input Device Check 88
Memory Check 88
Power System Check 89
Touchpad Check 90
Power-On Self-Test (POST) Error Message 91
Index of Error Messages 92
Phoenix BIOS Beep Codes 94
Index of Symptom-to-FRU Error Message 98
Intermittent Problems 102
Undetermined Problems 103
System Block Diagram and Connector Locations 105
System Block Diagram 105
Board Layout 106
Top View 106
Bottom View 107