Acer 5742, 5742G, 5742Z, 5742ZG

Chapter 3 115

Replacing the LCD Brackets

1. Replace the LCD brackets to the LCD Panel.

2. Replace the six (6) screws (three on each side) securing LCD Panel brackets to the LCD panel.

Step Size Quantity Screw Type

LCD Brackets M2*3 6

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications 1 System Utilities 31 Machine Disassembly and Replacement 47 Page Troubleshooting 159 Jumper and Connector Locations 183 FRU (Field Replaceable Unit) List 199 Model Definition and Configuration 231 Test Compatible Components 273 Online Support Information 279 Index 281 Page System Specifications Chapter 1 Features Operating System CPU and chipset Graphics Storage Optical Media Drive Webcam Wireless and networking Privacy control Power adapter and battery Dimensions and weight Input and control Input and output Optional items Warranty Software 6Chapter 1 System Block Diagram HDMI Conn. Intel ENE KB926 204pin DDRIII-SO-DIMM X2 Page Page Your Acer Notebook tour Top View Rear view Left View Right View Base view Indicators Touch Pad Basics Page Windows Keys Hot Keys Hardware Specifications and Configurations Page Page Page Page Page Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Aspire 5742/5742G/5742Z/5742ZG BIOS Information Main Security Setting a Password Removing a Password Changing a Password Boot Exit BIOS Flash Utilities DOS Flash Utility Page Remove HDD/BIOS Password Utilities Page Page Using DMITools Read DMI Information from Memory Write Product Name to EEPROM Write Serial Number to EEPROM 4). Write UUID to EEPROM (Create UUID from Intel WFM20.pdf) Page Machine Disassembly and Replacement Chapter 3 Disassembly Requirements Page Disassembly Process External Module Disassembly Process External Modules Disassembly Flowchart Page Page Page Page Page Page Page Page Page Removing the WLAN Module Page Page Page Page Page Main Unit Disassembly Process Main Unit Disassembly Flowchart Removing the Upper Cover Page Page Page Page Removing the Speaker Module Page Page Page Page Page Page Page Page Page Removing the Bluetooth Board Page Page Page Page Page Page Page Page Page Page Page Page Page Page LCD Module Disassembly Process LCD Module Disassembly Flowchart Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Replacing the Thermal Module Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Troubleshooting Chapter 4 Common Problems Power On Issue Computer Shutsdown Intermittently No Display Issue No POST or Video Abnormal Video Display Random Loss of BIOS Settings Page Page Sound Problems Microphone Record Failure Microphone Problems Page HDD Not Operating Correctly ODD Failure ODD Not Operating Correctly Discs Do Not Play Discs Do Not Burn Properly Playback is Choppy Drive Not Detected Drive Read Failure Page Page External Mouse Failure Cosmetic Failure Page Intermittent Problems Undetermined Problems Post Codes Page Page Page Page Page Jumper and Connector Locations Chapter 5 Top View Discrete (nVidia) Discrete (ATI) Bottom View Discrete (nVidia) Discrete (ATI) Page Power Board TOP BOTTOM Page Page Page Page Clearing Password Check and BIOS Recovery Clearing Password Check Steps for Clearing BIOS Password Check Clear CMOS Jumper Page BIOS Recovery by Crisis Disk BIOS Recovery Boot Block: BIOS Recovery Hotkey: Steps for BIOS Recovery from USB Storage: Page FRU (Field Replaceable Unit) List Chapter 6 Aspire Exploded Diagrams Main Assembly Discrete Lower Cover LCD Assembly LED Assembly Aspire FRU List Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Screw List Page Model Definition and Configuration Appendix A Aspire 5742/5742G Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Aspire 5742Z/5742ZG Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Test Compatible Components Appendix B Microsoft Windows 7 Environment Test Page Page Page Page Page Online Support Information Appendix C Page Index A B C D N O P R S