eMachines E628 Main Unit Disassembly Process

Chapter 3 58

Main Unit Disassembly Process

IMPORTANT: Cable paths and positioning may not represent the actual model. During the removal and

replacement of components, ensure all available cable channels and clips are used and that the cables are

replaced in the same position.

NOTE: The product previews seen in the disassembly procedures may not represent the final product color or

configuration.

Main Unit Disassembly Flowchart

Screw List

Step Screw Quantity Part No.

Upper Cover M2.5*8 18 86.PEA02.006

Upper Cover M2.5*6 7 86.PEA02.007

Button Board M2*3 3 86.PEA02.002

TouchPad Bracket M2*3 1 86.PEA02.002

Power Board M2.5*3 1 86.PEA02.001

Speaker Module M2.5*3 4 86.PEA02.001

Remove

Mainboard

Remove

Keyboard

Remove

Upper Cover

Remove

LCD Module

Remove

Power Board

Remove External

Modules before

proceeding

Remove

Function Board

Upper

Cover

Lower

Cover

Remove

Left Speaker

Module

Remove

CPU

Remove

Thermal Module

Remove

Right Speaker

Module

Remove

CPU Fan

Remove

I/O Board

Remove

Power Socket

Remove

Touchpad Board

Remove

Touchpad

Bracket

Contents

Main Page Copyright Disclaimer Conventions Preface Page System Specifications 1 System Utilities 23 Machine Disassembly and Replacement 42 Troubleshooting 148 Jumper and Connector Locations 173 FRU (Field Replaceable Unit) List 177 Model Definition and Configuration 190 Test Compatible Components 206 Online Support Information 210 Index 211 Page System Specifications Chapter 1 Features Page Page 4Chapter 1 System Block Diagram ENE KB926 AMD S1G1 Processor ATI RS780MN ATI SB710 Your Notebook Tour Front View Closed Front View Left View Right View Base View Rear 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 Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Information Main Advanced Page Security Page Page Power Boot Exit Page DOS Flash Utility Page Remove HDD/BIOS Password Utilities Page Miscellaneous Utilities Using Boot Sequence Selector Using DMITools Example 1: Read DMI Information from Memory Example 2: Write Product Name to EEPROM Using the LAN MAC Utility 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 Page Page Main Unit Disassembly Process Main Unit Disassembly Flowchart Page Removing the Keyboard Page Page Page Page Page Page Page Removing the Touchpad Bracket Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Removing the Thermal Module Page LCD Module Disassembly Process LCD Module Disassembly Flowchart Removing the LCD Bezel 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 Replacing the Power Board Page Page Page Page Page Page Page Page Page Page Page Replacing the DIMM Modules 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 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 161 Chapter 4 Wireless Function Failure Chapter 4 162 Bluetooth Function Failure Easy Button Failure 163 Chapter 4 Thermal Unit Failure External Mouse Failure Other Failures Intermittent Problems Undetermined Problems POST Code Tables Sec Memory DLL Timing Control Registers, RCOMP settings BDS & Specific action: Each PEIM entry point used in 80_PORT 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 from USB Storage: FRU (Field Replaceable Unit) List Chapter 6 Aspire 5538 Exploded Diagrams Main Assembly LCD Assembly Aspire 5538 FRU List Page Page Page Page Page Page Screw List Page Page Appendix A 190 Model Definition and Configuration Appendix A Aspire 5538 Series 191 Appendix A Appendix A 192 193 Appendix A Appendix A 194 195 Appendix A Appendix A 196 197 Appendix A Model Memory 1Memory SW1 Card 2HDD 1(GB) ODD Extra Appendix A 198 Model Memory 1Memory SW1 Card 2HDD 1(GB) ODD Extra 199 Appendix A Model Memory 1Memory SW1 Card 2HDD 1(GB) ODD Extra Appendix A 200 Model Wireless LAN Wireless Model Memory 1Memory SW1 Card 2HDD 1(GB) ODD Extra 201 Appendix A Model Wireless LAN Wireless Appendix A 202 Model Wireless LAN Wireless 203 Appendix A Model Wireless LAN Wireless Appendix A 204 Model Wireless LAN Wireless Page Test Compatible Components Appendix B Windows XP Environment Test Page Page Online Support Information Appendix C Index A B C D J K L M N U V W