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Acer LT31 manual Chapter

Models: LT31

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Troubleshooting Specification System Block Diagram Bluetooth Password Euro symbol Indicators Wireless LAN Common Problems Bios Setup Utility

Page 72

4.Tilt the board up as indicated and remove the board from the Lower Cover, left side first to release the I/O ports.

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Chapter 3

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Acer LT31 manual Chapter

Page 71 Page 73

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Contents

Gateway LT31 Series Service Guide Revision History Copyright Conventions Preface Page Table of Contents Troubleshooting 125 Model Definition and Configuration 156 Table of Contents Features Chapter Privacy control System Block Diagram AMD S1g1 Your Gateway Notebook tour Front ViewIcon Description Closed Front View Left View Right View Rear and Base View Indicators Icon Function Description TouchPad Basics Function Left Button Right Button Main TouchPad Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Key Description Hot Keys Hotkey Icon Function Description Euro symbol Special Keys Hardware Specifications and Configurations Processor SpecificationProcessor Specifications North Bridge Specifications System Memory Specification Hard Disk Drive Interface Specification LED Specifications WD1600BEVT WD2500BEVT MK1655GSX MK2555GSX Bluetooth Specification Audio Codec and Amplifier SpecificationLAN Interface Specification Keyboard Specification Mini Card Specification Camera SpecificationsWireless LAN Specification 802.11g 3G Module Battery Specification Cell Chapter Bios Setup Utility Navigating the Bios Utility Information Parameter Description Main Parameter Description Format/Option Enabled or SecurityParameter Description Option Clear or Set Enter New Password Continue Boot USB CD/DVD Security Boot Exit Exit Saving Changes Exit Bios Flash Utility Information Main Security Boot Exit DOS Flash UtilityPage WinFlash Utility Remove HDD/BIOS Password Utilities Removing HDD Password Removing Bios Passwords Disassembly Requirements Related Information Pre-disassembly Instructions Disassembly ProcessGeneral Information Main Screw List Quantity Part Number External Module Disassembly Process External Modules Disassembly FlowchartScrew List Step Quantity Removing the Battery Pack Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Module M2*3 Step Size Quantity Screw Type HDD Carrier M3*0.5+3.5I Removing the Dimm Module Page Removing the Wlan Board Step Size Quantity Screw Type Wlan Board M2*3 Remove the Wlan Board from the Mainboard Removing the 3g Board Step Size Quantity Screw Type 3g Board M2*3 Main Unit Disassembly Process Main Unit Disassembly Flowchart Removing the Keyboard Disconnect the FFC and remove the Keyboard Chapter Removing the Hinge Covers Step Size Quantity Screw Type Hinge Cover M2*10 Removing the Upper Cover Step Size Quantity Screw Type Step Size Quantity Screw Type Upper Cover M2*4 Red callout Page Removing the Button Board Step Size Quantity Screw Type TouchPad M2*3Page Removing the LED Board Step Size Quantity Screw Type LED Board M2*3 Lift the LED Board from the Lower Cover Chapter Removing the Bluetooth Module Removing the Card Reader Board Chapter Removing the Speaker Module Step Size Quantity Screw Type Speaker Module M2*3 Chapter Removing the VGA Board Step Size Quantity Screw Type VGA Board M2*3 Chapter Removing the LAN Board Page Removing the LCD Module Step Size Quantity Screw Type LCD Module M2*3 Removing the Hinge Wells Removing the Mainboard Step Size Quantity Screw Type Mainboard M2*3 Removing the RTC Battery Removing the Thermal Module Step Size Quantity Screw Type Thermal Module M2*3 Chapter Removing the CPU LCD Module Disassembly Process LCD Module Disassembly Flowchart Removing the LCD Bezel Removing the Camera Board Removing the LCD Panel Step Size Quantity Screw Type LCD Panel M2*2 Lift the LCD Panel out of the LCD Module front edge first Removing the LCD Brackets and FPC Cable Step Size Quantity Screw Type LCD Brackets M2*3 Chapter Removing the Antennas Chapter LCD Module Reassembly Procedure Replacing the Antennas Chapter Replacing the LCD Cable and Brackets Replacing the LCD Panel Replacing the Camera Board Replacing the LCD Bezel Main Module Reassembly Procedure Replacing the CPUReplacing the Thermal Module Step Size Quantity Screw Type Thermal Module M2*3 Page Replacing the RTC Battery Replacing the Mainboard Step Size Quantity Screw Type Mainboard M2*3 Chapter Replacing the Hinge Wells Replacing the LCD module 100 Chapter Replacing the LAN Board Replacing the VGA Board Step Size Quantity Screw Type CRT Board M2*3 Replacing the Speaker Module Connect the Speaker cable to the Mainboard Chapter 105 Replacing the LED Board Step Size Quantity Screw Type LED Board M2*5 Replacing the Bluetooth Module Replacing the Card Reader Board Step Size Quantity Screw Type Card Reader M2*3 Board Replacing the Button Board Replacing the Upper Cover Step Size Quantity Screw Type TouchPad M2*3 Bracket 112 Chapter Page Upper Cover M2*6 Red callouts M2*4 Cyan callouts Replacing the Keyboard Reassembling External Modules Replacing the Wlan Board Replace the single screw to secure the Wlan Board in place Replacing the 3G Module Replacing the Dimm Module Replacing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Carrier M3*3 Replacing the Lower Covers 122 Chapter Replacing the Battery Pack 124 Chapter Common Problems Symptoms Verified Go To Power On Issue Computer Shuts down Intermittently No Display Issue Start Random Loss of Bios Settings Abnormal Video Display LCD Failure Built-In Keyboard Failure TouchPad Failure Sound Problems Internal Speaker Failure Select Set up microphone Internal Microphone Failure HDD Not Operating Correctly Select Repair your computerSelect Startup Repair USB Failure Right up/down side Other Failures Intermittent Problems Undetermined Problems Post Code Reference Tables Code Beeps Post Routine Description 138 Chapter Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM Jumper and Connector Locations Top View Bottom View Clearing Password Check and Bios Recovery Motherboard Cmos Discharge Bios Recovery by Crisis Disk Select Create Minidos Crisis Disk Chapter 145 146 Chapter FRU Field Replaceable Unit List Gateway LT31 Exploded Diagrams Main AssemblyDescription Part Number LCD Assembly Gateway LT31 Series FRU List Category Quanta Description Acer PN Adapter Category Quanta Description Acer PN ZA6 LCD Bezel ASSY-BK S.P Keyboard Mainboard Screw List Category Description Acer P/N Appendix a Gateway LT31 Series Appendix a Appendix a 158 1-Build 3rd WiFi BG 6CELL2.2 LT3101c Appendix a 160 Test Compatible Components Appendix B Bluetooth Windows XP Environment TestType Description Adapter HDD Keyboard WiFi Antenna Wireless LANModem Chipset Online Support Information Appendix C 166 Index 168 169 170

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