User ManualTable of ContentsSystem Specifications11Features11System Block Diagram16Your Acer Notebook tour17Front View17Closed Front View19Left View19Right View20Bottom View21Indicators21TouchPad Basics23Using the Keyboard24Lock Keys and embedded numeric keypad24Windows Keys25Hot Keys26Hardware Specifications and Configurations27System Utilities33BIOS Setup Utility33Navigating the BIOS Utility33Aspire 4745 BIOS34Information34Main35Security36Boot39Exit40BIOS Flash Utilities41DOS Flash Utility42WinFlash Utility44Remove HDD/BIOS Password Utilities45Machine Disassembly and Replacement51Disassembly Requirements51General Information52Pre-disassembly Instructions52Disassembly Process52External Module Disassembly Process53External Modules Disassembly Flowchart53Removing the Battery Pack54Removing the SD dummy card55Removing the Lower Cover56Removing the Optical Drive Module57Removing the DIMM Modules59Removing the WLAN Module60Removing the Hard Disk Drive Module61Main Unit Disassembly Process62Main Unit Disassembly Flowchart62Removing the Keyboard63Removing the Upper Cover65Removing the Power Switch Board68Removing the Function Board69Removing the Left Speaker Module70Removing the USB Board71Removing the Bluetooth Module73Removing the LCD Module74Removing the Mainboard75Removing the Thermal Module78Removing the CPU79Removing the RTC Battery80Removing the WiFi Antenna Cable80Removing the Right Speaker81Removing the DC-In Cable82LCD Module Disassembly Process83LCD Module Disassembly Flowchart83Removing the LCD Bezel84Removing the Camera Module85Removing the LCD Panel86Removing the FPC Cable87Removing the Microphone Module88Removing the Hinges88Removing the Antennas89LCD Module Reassembly Procedure91Replacing the MIC and WiFi Antennas91Replacing the Microphone Module92Replacing the FPC Cable93Replacing the LCD Panel93Replacing the Webcam94Replacing the LCD Bezel95Main Module Reassembly Procedure97Replacing the DC-In Cable97Replacing the LCD Module98Replacing the Right Speaker98Replacing the RTC Battery99Replacing the CPU100Replacing the Thermal Module100Replacing the Mainboard101Replacing the Bluetooth Module104Replacing the USB Board105Replacing the TouchPad Bracket105Replacing the Left Speaker Module106Replacing the Function Board107Replacing the Power Switch Board107Replacing the Upper Cover108Replacing the Keyboard111Replacing the Hard Disk Drive Module111Replacing the WLAN Board113Replacing the DIMM Modules113Replacing the ODD Module114Replacing the Lower Covers115Replacing the Dummy Cards116Replacing the Battery Pack116Troubleshooting117Common Problems117Power On Issue118No Display Issue119Random Loss of BIOS Settings120LCD Failure121Built-In Keyboard Failure121TouchPad Failure122Internal Speaker Failure122HDD Not Operating Correctly124ODD Failure125Wireless Function Failure128Thermal Unit Failure128External Mouse Failure129Other Failures129Intermittent Problems130Undetermined Problems130Post Codes131Jumper and Connector Locations137Top View137Bottom View138Clearing Password Check and BIOS Recovery139Clearing Password Check139BIOS Recovery by Crisis Disk140FRU (Field Replaceable Unit) List141Acer Aspire 4745 Exploded Diagrams142LCD Assembly142Acer Aspire 4745 FRU List145Screw List154Model Definition and Configuration156Acer Aspire 4745 Series156Test Compatible Components177Microsoft® Windows® 7 Environment Test178Online Support Information191Index193Size: 10.1 MBPages: 194Language: EnglishOpen manual
