Acer 5252, 5552, 5552G

78 Chapter 3

Removing the Mainboard

1. See “Removing the Upper Cover” on page 64.

2. Disconnect the microphone cable from the mainboard.

3. Disconnect the LVDS cable from the mainboard.

4. Remove the LVDS cable and the DC-IN cable from the cable guide.

Contents

Main Page Copyright Disclaimer Page Conventions Preface System Specifications 1 System Utilities 29 Machine Disassembly and Replacement 45 Page Troubleshooting 149 Jumper and Connector Locations 167 FRU (Field Replaceable Unit) List 177 Model Definition and Configuration 200 Test Compatible Components 239 Online Support Information 245 Index 247 Page System Specifications Chapter 1 Features Operating System Platform Graphics Audio Storage Optical Media Drive Communication Privacy Control Dimensions and Weight Power Subsystem Special Keys and Controls I/O Interface Software Optional Items Warranty Environment 6Chapter 1 System Block Diagram ENE KB926 Discrete Model AMD S1G4 Processor ATI RS880M UMA Model 204pin DDRIII-SO-DIMM X2 ENE KB926 AMD S1G4 Processor ATI RS880M Your Acer Notebook tour Front View Rear View Left View Right View Base View Indicators Touchpad Basics 1 23 Using the Keyboard Lock Keys and embedded numeric keypad Windows Keys Hot Keys Hardware Specifications and Configurations Page Page Page Page Page Page Page Page Page Page Page Page System Utilities Chapter 2 BIOS Setup Utility Navigating the BIOS Utility Aspire AS5552/AS5552G BIOS 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 Manufacturer Name to EEPROM Write Product Name to EEPROM Write Serial Number to EEPROM (Create UUID from Intel WFM20.pdf) 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 Page Page Page Page Page Main Unit Disassembly Process Main Unit Disassembly Flowchart Removing the Upper Cover Page Page Page Page Removing the Power Board Page Page Page Page Page Page Page Page Page Page Page Page Removing the Thermal Module Page Page Page Page Page 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 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 Replacing the WLAN Module 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 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 External Mouse Failure Other Failures Intermittent Problems Undetermined Problems Post Codes Page Page Page Jumper and Connector Locations Chapter 5 Top View (Discrete) Bottom View (Discrete) Top View (UMA) Bottom View (UMA) Power Board(Discrete) Power Board(UMA) Page Clearing Password Check and BIOS Recovery Clearing Password Check Steps for Clearing BIOS Password Check Clear CMOS Jumper 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 AS5552/AS5552G Exploded Diagrams Main Assembly Upper Assembly LCD Assembly LED Assembly Aspire AS5552/AS5552G FRU List Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Screw List Appendix A 200 Model Definition and Configuration Appendix A AS5252 201 Appendix A Appendix A 202 203 Appendix A Appendix A 204 205 Appendix A Appendix A 206 Model RO Country CPU LCD VGA 207 Appendix A Model RO Country CPU LCD VGA Appendix A 208 Model RO Country CPU LCD VGA 209 Appendix A Model RO Country CPU LCD VGA Appendix A 210 Model RO Country CPU LCD VGA 211 Appendix A Appendix A 212 213 Appendix A Appendix A 214 215 Appendix A Appendix A 216 217 Appendix A Appendix A 218 Model RO Country Card Reader Wirele ss LAN 1 Bluetooth 219 Appendix A Appendix A 220 AS5552G 221 Appendix A Appendix A 222 223 Appendix A Appendix A 224 225 Appendix A Appendix A 226 227 Appendix A Appendix A 228 229 Appendix A Appendix A 230 231 Appendix A Appendix A 232 233 Appendix A Appendix A 234 Model RO Country Extra SW1 Card Reader Wireless 235 Appendix A Model RO Country Extra SW1 Card Reader Wireless Appendix A 236 Model RO Country Extra SW1 Card Reader Wireless 237 Appendix A Model RO Country Extra SW1 Card Reader Wireless Appendix A 238 Model RO Country Extra SW1 Card Reader Wireless Page Microsoft Windows 7 Environment Test Page Page Page Page Online Support Information Appendix C Page Index A B C D M N O P R W