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Acer 2920, 2920Z Removing the Inverter Board and FPC Cable

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10. Remove the four screws (I) securing the LCD module and the Inverter panel.

11. Detach the LCD with the brackets from the back cover.

Removing the Inverter Board and FPC Cable

1. See “Removing the Battery Pack” on page 56.

2. See “Removing the SD dummy card” on page 56.

3. See “Removing the ExpressCard dummy card” on page 57.

4. See “Removing the Lower Cover” on page 57.

5. See “Removing the WLAN Board Modules” on page 60.

6. See “Removing the Keyboard” on page 69.

7. See “Removing the LCD Module” on page 70.

8. See “Removing the LCD Bezel” on page 87.

9. See “Removing the LCD module with the Brackets” on page 88.

Step Size (Quantity) Color Torque

1~4 M2.5 x L4 (4) Silver 3.0 kgf-cm

Contents

Main Page Copyright Disclaimer Conventions Preface Page Table of Contents System Specifications 1 System Utilities 39 Machine Disassembly and Replacement 53 Table of Contents Troubleshooting 97 Jumper and Connector Locations 117 FRU (Field Replaceable Unit) List 121 Page Page System Specifications Chapter 1 Features Platform For Aspire 2920 Storage subsystem Input devices Audio Communication I/O Ports Environment 4Chapter 1 System Block Diagram KBC TXFM RJ45 DEBUG Mini Card Your Acer Notebook tour Front View Closed Front View Left View 123 45 Right View 2 41 3 65 7 Rear View Bottom View Indicators Easy-Launch Buttons Touchpad Basics Page Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Hot Keys Special Key Acer Empowering Technology Empowering Technology password Acer eNet Management Page Acer ePower Management Using power plans To create a new power plan: Page Page Acer eDataSecurity Management (for selected models) Acer eLock Management Acer eRecovery Management Acer eSettings Management Windows Mobility Center Using the System Utilities Acer GridVista (dual-display compatible) Page Page Hardware Specifications and Configurations Page Page Page Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Information Main Page Security Setting a Password Removing a Password Changing a Password Page Boot Exit BIOS Flash Utility Removing HDD Utility Page Disassembly Requirements Chapter 3 Machine Disassembly and Replacement General Information Pre-disassembly Instructions Disassembly Process External Module Disassembly Process External Modules Disassembly Flowchart EXTERNAL MODULE DISASSEMBLY Page Page Page Page Page Removing the Hard Disk Drive Module Page Page Page Main Unit Disassembly Process Main Unit Disassembly Flowchart Removing the CPU and VGA Heatsink Module MAIN UNIT DISASSEMBLY Page Page Page Page Page Page Page Page Separating the Upper Case from the Lower Case Page Page Removing the Launch Board Removing theTouch Pad Board Module Page Removing the main board Page Removing the Speaker Modules Removing the Modem Board Page Removing the Bluetooth board LCD Module Disassembly Process LCD Module Disassembly Flowchart LCD MODULE DISASSEMBLY Removing the LCD Bezel Page Page Removing the Inverter Board and FPC Cable Page Removing the LCD Brackets Removing the Antennas Page Page Page Troubleshooting Chapter 4 System Check Procedures External Diskette Drive Check External CD-ROM Drive Check Keyboard or Auxiliary Input Device Check Memory check Power System Check Check the Power Adapter Check the Battery Pack Touchpad Check Power-On Self-Test (POST) Error Message Index of Error Messages Page Page Phoenix BIOS Beep Codes Page Page Page Page Index of Symptom-to-FRU Error Message Page Page Page Page Undetermined Problems Page Page Clearing Password Check and BIOS Recovery Clearing Password Check Hardware Open Gap Description HW Gap position on M/B space: Steps for Clearing BIOS Password Check BIOS Recovery by Crisis Disk BIOS Recovery Boot Block: BIOS Recovery Hotkey: Steps for BIOS Recovery by Crisis Disk: FRU (Field Replaceable Unit) List Chapter 6 Aspire 2920/2920Z/2420 Exploded Diagram Aspire 2920/2920Z/2420 FRU List Page Page Page Page Page Page Page Model Definition and Configuration Appendix A Appendix A 130 Aspire 2920/2920Z/2420 Series 131 Appendix A Appendix A 132 133 Appendix A Appendix A 134 135 Appendix A Appendix A 136 137 Appendix A Appendix A 138 139 Appendix A Appendix A 140 141 Appendix A Appendix A 142 143 Appendix A Appendix A 144 145 Appendix A Appendix A 146 147 Appendix A Appendix A 148 149 Appendix A Appendix A 150 151 Appendix A Page Test Compatible Components Appendix B 154 Appendix B Microsoft Windows Vista Environment Test Appendix B 155 Page Online Support Information Appendix C Page Index A B C D M N O P S