Acer LT31 - page 176

166 Appendix C

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications 1 System Utilities 21 Machine Disassembly and Replacement 35 Troubleshooting 125 Page Page System Specifications Chapter 1 Features Privacy control Dimensions and Weight Power subsystem Special keys and controls I/O interface System Block Diagram TP D/B CCD BT Card Reader controller Your Gateway Notebook tour Front View Closed Front View Left View 12 3 45 Right View 12 56 34 Rear and Base View Indicators TouchPad Basics Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Hot Keys Special Keys Hardware Specifications and Configurations Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Information Main Security Page Page Boot Exit BIOS Flash Utility DOS Flash Utility Page WinFlash Utility Remove HDD/BIOS Password Utilities Page Machine Disassembly and Replacement Chapter 3 Disassembly Requirements Related Information General Information Pre-disassembly Instructions Disassembly Process External Module Disassembly Process External Modules Disassembly Flowchart Page Page Page Page Page Page Page Page Page Page Page Main Unit Disassembly Process Main Unit Disassembly Flowchart Page Page Page Removing the Upper Cover Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Removing the Thermal Module Page Page LCD Module Disassembly Process LCD Module Disassembly Flowchart Page Page Page Page Page Page Page Page LCD Module Reassembly Procedure Replacing the Antennas Page Page Page Page Page Main Module Reassembly Procedure Replacing the CPU Replacing the Thermal Module Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Replacing the Upper Cover Page Page Removing the Hinge Covers Page Page Page Page Page Page Page Page Page Page Troubleshooting Chapter 4 Common Problems Power On Issue Computer Shuts down Intermittently No Display Issue No POST or Video Abnormal Video Display Random Loss of BIOS Settings Chapter 4 129 6. If the Issue is still not resolved, see Online Support Information on page 165. LCD Failure Built-In Keyboard Failure Chapter 4 131 TouchPad Failure Internal Speaker Failure Sound Problems Internal Microphone Failure Microphone Problems HDD Not Operating Correctly USB Failure (Right up/down side) Other Failures Intermittent Problems Undetermined Problems POST Code Reference Tables Page Page Page Page Bottom View Clearing Password Check and BIOS Recovery Motherboard CMOS Discharge BIOS Recovery by Crisis Disk BIOS Recovery Boot Block: BIOS Recovery Hotkey: Steps for BIOS Recovery by USB Flash Crisis Disk: Page Page FRU (Field Replaceable Unit) List Chapter 6 Gateway LT31 Exploded Diagrams Main Assembly LCD Assembly Gateway LT31 Series FRU List Page Page Page Page Screw List Appendix A 156 Model Definition and Configuration Appendix A Gateway LT31 Series 157 Appendix A Appendix A 158 159 Appendix A Page Test Compatible Components Appendix B Windows XP Environment Test Page Page Online Support Information Appendix C Page Index Numerics A J B K L M N O U V W