User ManualTable of ContentsSystem Specifications11Features11System Block Diagram16Your Acer Aspire Notebook tour17Front View17Closed Front View19Left View19Right View20Bottom View20Indicators21TouchPad Basics22Using the Keyboard23Lock Keys and embedded numeric keypad23Windows Keys24Hot Keys25Hardware Specifications and Configurations26System Utilities41BIOS Setup Utility41Navigating the BIOS Utility41Aspire 4553/4553G BIOS42Information42Main43Security44Boot46Exit47BIOS Flash Utilities48DOS Flash Utility49WinFlash Utility50Remove HDD/BIOS Password Utilities51Machine Disassembly and Replacement57Disassembly Requirements57General Information58Pre-disassembly Instructions58Disassembly Process58External Module Disassembly Process59External Modules Disassembly Flowchart59Removing the Battery Pack60Removing the SD dummy card61Removing the Lower Cover62Removing the Optical Drive Module63Removing the DIMM Modules65Removing the WLAN Module66Removing the Hard Disk Drive Module68Main Unit Disassembly Process69Main Unit Disassembly Flowchart69Removing the Keyboard70Removing the Upper Cover71Removing the Power Switch Board74Removing the Function Board75Removing the USB Board77Removing the Bluetooth Module78Removing the LCD Module79Removing the Mainboard82Removing the Thermal Module83Removing the PCH Thermal Module85Removing the CPU85Removing the RTC Battery86LCD Module Disassembly Process87LCD Module Disassembly Flowchart87Removing the LCD Bezel88Removing the Camera Module89Removing the LCD Panel90Removing the FPC Cable91Removing the Microphone Module92Removing the Antennas93Removing the Hinges94LCD Module Reassembly Procedure95Replacing the MIC and WiFi Antennas95Replacing the FPC Cable96Replacing the LCD Panel97Replacing the Webcam98Replacing the LCD Bezel99Main Module Reassembly Procedure100Replacing the RTC Battery100Replacing the CPU100Replacing the Thermal Module101Replacing the PCH Thermal Module102Replacing the LCD Module104Replacing the Bluetooth Module107Replacing the USB Board108Replacing the Function Board109Replacing the Power Switch Board109Replacing the Upper Cover110Replacing the Keyboard113Replacing the ODD Module114Replacing the Hard Disk Drive Module114Replacing the WLAN Board116Replacing the DIMM Modules116Replacing the Lower Covers117Replacing the Dummy Cards118Replacing the Battery Pack118Troubleshooting119Common Problems119Power On Issue120No Display Issue121Random Loss of BIOS Settings122LCD Failure123Built-In Keyboard Failure123TouchPad Failure124Internal Speaker Failure124HDD Not Operating Correctly126ODD Failure127Wireless Function Failure130Thermal Unit Failure130External Mouse Failure131Other Failures131Intermittent Problems132Undetermined Problems132Post Codes133Jumper and Connector Locations137Top View137Bottom View138Clearing Password Check and BIOS Recovery139Clearing Password Check139Clear CMOS Jumper139BIOS Recovery by Crisis Disk140FRU (Field Replaceable Unit) List141Aspire 4553/4553G Exploded Diagrams142LCD Assembly142FRU List145Screw List157Model Definition and Configuration158Aspire 4553/4553G158Test Compatible Components183Microsoft® Windows® 7 Environment Test184Online Support Information193Index195Size: 9.76 MBPages: 198Language: EnglishOpen manual
