Acer 8942 - page 170

160 Chapter 3

Replacing the RTC Battery

1. To replace the battery, pry the existing battery out of the Mainboard and press a replacement down firmly in to

the socket.

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications 1 System Utilities 31 Machine Disassembly and Replacement 49 Page Troubleshooting 191 Jumper and Connector Locations 207 FRU (Field Replaceable Unit) List 211 Model Definition and Configuration 228 Page System Specifications Chapter 1 Features Operating System Platform Audio Dimensions and Weight Communication Privacy control Power subsystem I/O interface Environment 4Chapter 1 System Block Diagram G93334 + Linear ISL62881 UP61111AQDD CPU VTT Front View Page Closed Front View Rear View Left View Right View Bottom View TouchPad Basics Using the Keyboard Key Types Windows Keys System Hotkeys Hardware Specifications and Configurations Page Page Page Page Page Chapter 1 21 Hard Disk Drive Interface) Item Specification 22 Chapter 1 Chapter 1 23 24 Chapter 1 Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Information Main Security Setting a Password Removing a Password Changing a Password Boot Exit BIOS Flash Utilities DOS Flash Utility Page 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) Using the LAN MAC EEPROM Utility Page Machine Disassembly and Replacement Chapter 3 Disassembly Requirements 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 Page Page Page Page Main Unit Disassembly Process Upper Cover Disassembly Flowchart Lower Cover Disassembly Flowchart Page Page Removing the Switch Cover Page Page 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 Page Page Page Page Page Page Page Page Removing the Thermal Module Removing the Graphics Card Heatsink Page Page LCD Module Disassembly Process Standard Bezel LCD Module Disassembly Flowchart Removing the Standard LCD Bezel Page Page Removing the LCD Panel Page Page Page Page Flush Bezel LCD Module Disassembly Flowchart Page Page Removing the Flush LCD Bezel Page Removing the LCD Panel Page Page Page Page LCD Module Reassembly Procedure Standard Bezel LCD Module ReassemblyLCD Panel Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Replacing the Graphics Card Heatsink Replacing the Thermal Module Page Page Replacing the Subwoofer Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Replacing the Upper Case Page Page Replacing the LCD Module Page Page Page Page Page 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 4 195 LCD Failure Built-In Keyboard Failure Chapter 4 197 TouchPad Failure Internal Speaker Failure Sound Problems Internal Microphone Failure Microphone Problems HDD Not Operating Correctly USB (Right Up/Down Side) Failure Other Failures Intermittent Problems Undetermined Problems Post Codes Chipset POST Codes Page Page Page Jumper and Connector Locations Chapter 5 Top View Bottom View Clearing Password Check and BIOS Recovery Clearing Password Check BIOS Recovery by Crisis Disk BIOS Recovery Boot Block: BIOS Recovery Hotkey: Steps for BIOS Recovery using a USB crisis disk: FRU (Field Replaceable Unit) List Chapter 6 Acer 8942G Exploded Diagrams Main Chassis Page LCD Assembly Page Acer Aspire 8942G FRU List Page Page Page Page Page Page Page Page Page Screw List Page Model Definition and Configuration Appendix A Aspire 8942G Series 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 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 Page 292 Appendix B Microsoft Windows 7 Environment Test 2nd HDD CPU Finger Print HDD Appendix B 293 LAN LCD MEM NB Chipset 294 Appendix B Remote Controller TV Antenna TV Tuner VGA Chip Online Support Information Appendix C Page Index A B K C L M N O P T U V W