Acer 4230 - page 92

82 Chapter 3

Removing the I/O Board

1. See “Removing the Mainboard” on page 80.

2. Turn the mainboard over, and remove the two securing screws from the I/O Board.

3. Lift the I/O Board clear of the Lower cover.

Step Size Quantity Screw Type

I/O Board M2.5*3 2

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications 1 System Utilities 29 Machine Disassembly and Replacement 47 Troubleshooting 115 Jumper and Connector Locations 143 FRU (Field Replaceable Unit) List 147 Model Definition and Configuration 158 Test Compatible Components 183 Online Support Information 187 Index 189 Page System Specifications Chapter 1 Features Operating System Platform Communication Privacy Control Dimensions Power Subsystem Special Keys and Controls Environment 4Chapter 1 System Block Diagram MCP77M PCB STACK UP NORTH BRI DGE & SOUTH BRIDGE AMD Griffin Your Acer Notebook tour Front View Closed Front View Left View Right View Rear View Bottom View Indicators Easy-Launch Buttons Touch Pad Basics (with fingerprint reader) Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Hot Keys Special Key Using the System Utilities Acer GridVista (dual-display compatible) Page Hardware Specifications and Configurations Page Page Page 22 Chapter 1 Super Multi Drive Item Specification Manufacturer and Model Toshiba DL 8X TS-L633A Hitachi GSA-T50N Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Information Main Advanced Page Page Security Setting a Password Removing a Password Changing a Password Boot Power Page Exit BIOS Flash Utility Remove HDD/BIOS Utility Page Page 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 Main Unit Disassembly Process Main Unit Disassembly Flowchart 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 Removing the Thermal/Fan Module Page LCD Module Disassembly Process LCD Module Disassembly Flowchart Page Page Page Page Removing the LCD Panel Page Page Page Page Page Main Module Reassembly Procedure Replacing the CPU Page Page Page Page Page Page Page Page Page Page Page Replacing the Antenna Cables Replacing the Keyboard 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 Internal Microphone Failure Microphone Problems 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 Page Page External Mouse Failure Other Failures Intermittent Problems Undetermined Problems POST Codes Tables Chipset POST Codes Page Core POST Codes Page Page Page Page Page Page Page Jumper and Connector Locations Chapter 5 Top View Bottom View Clearing Password Check and BIOS Recovery Clearing Password Check Hardware Open Gap Description 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 4530/4230 Exploded Diagram Main Assembly LCD Assembly Aspire 4530/4230 FRU List Page Page Page Page Page Page Screw List Page 159 Appendix A Aspire 4530/4230 Series Appendix A 160 161 Appendix A Appendix A 162 163 Appendix A Appendix A 164 165 Appendix A Appendix A 166 167 Appendix A Appendix A 168 169 Appendix A Appendix A 170 171 Appendix A Appendix A 172 173 Appendix A Appendix A 174 175 Appendix A Appendix A 176 177 Appendix A Appendix A 178 179 Appendix A Appendix A 180 181 Appendix A Page Test Compatible Components Appendix B Microsoft Windows Vista Environment Test Page Page Online Support Information Appendix C Page Index A B L C M N O P S