User ManualTable of ContentsSystem Specifications11Features11System Block Diagram16UMA16Discrete (nVidia)17Discrete (ATI)18Your Acer Notebook tour19Top View19Rear view20Left View21Right View22Base view23Indicators24Touch Pad Basics25Using the Keyboard26Lock Keys and embedded numeric keypad26Windows Keys27Hot Keys28Hardware Specifications and Configurations29System Utilities41BIOS Setup Utility41Navigating the BIOS Utility41Aspire 5742/5742G/5742Z/5742ZG BIOS42Information42Main43Security44Boot47Exit48BIOS Flash Utilities49DOS Flash Utility50WinFlash Utility51Remove HDD/BIOS Password Utilities52Machine Disassembly and Replacement57Disassembly Requirements57Pre-disassembly Instructions58Disassembly Process59External Module Disassembly Process60External Modules Disassembly Flowchart60Removing the Battery Pack61Removing the SD Dummy Card62Removing the ODD Module63Removing the Logic Lower Door65Removing the 3G Cover (Discrete Only)66Removing the RTC Battery (UMA Only)67Removing the DIMM Module69Removing the WLAN Module70Removing the HDD module Module72Removing the Keyboard74Main Unit Disassembly Process76Main Unit Disassembly Flowchart76Removing the Upper Cover77Removing the Speaker Module82Removing the Power Board84Removing the Touch Pad FFC86Removing the Card Reader Module (Discrete Only)88Removing the USB Board90Removing the Bluetooth Board92Removing the ODD Connector Board (UMA Only)94Removing the Mainboard95Removing the Thermal Module99Removing the CPU101Removing the LCD Module102Removing the DC-In Assembly106LCD Module Disassembly Process107LCD Module Disassembly Flowchart107Removing the LCD Bezel108Removing the CCD Module110Removing the Inverter Module (LCD Only)111Removing the LCD/LED Panel114Removing the LCD Brackets116Removing the LVDS Cable117Removing the Microphone Cable118Removing the Antennas120LCD Module Reassembly Procedure121Replacing the Antennas121Replacing the Microphone Cable122Replacing the LVDS Cable124Replacing the LCD Brackets125Replacing the LCD/LED Panel126Replacing the Inverter Board127Replacing the CCD Module129Replacing the LCD Bezel130Main Module Assembly Procedure131Replacing the DC-In Assembly131Replacing the LCD Module132Replacing the CPU135Replacing the Thermal Module137Replacing the Mainboard139Replacing the ODD Connector Board (UMA Only)143Replacing the Bluetooth Board144Replacing the USB Board145Replacing the Card Reader Board (Discrete Only)147Replacing the Touchpad FFC149Replacing the Power Board150Replacing the Speaker Module151Replacing the Upper Cover152Replacing the RTC Battery (UMA Only)156Replacing the HDD Module157Replacing the WLAN Module159Replacing the DIMM Modules161Replacing the 3G Cover (Discrete Only)162Replacing the Lower Logic Door163Replacing the ODD Module164Replacing the Keyboard166Replacing the SD Dummy Card167Replacing the Battery168Troubleshooting169Common Problems169Power On Issue170No Display Issue171Random Loss of BIOS Settings172LCD Failure173Internal Keyboard Failure173Touch Pad Failure174Internal Speaker Failure174Microphone Record Failure176USB Failure (Right side)177HDD Not Operating Correctly178ODD Failure179Wireless Function Failure182Bluetooth Function Test Failure1822 in 1 card Function Test Failure183Thermal Unit Failure183External Mouse Failure184Cosmetic Failure184Other Failures185Intermittent Problems186Undetermined Problems186Post Codes187Jumper and Connector Locations193Top View193Bottom View196USB/B Board199Power Board200CR/B Board203ODD Board204Clearing Password Check and BIOS Recovery205Clearing Password Check205Clear CMOS Jumper205BIOS Recovery by Crisis Disk207FRU (Field Replaceable Unit) List209Aspire Exploded Diagrams210Main Assembly210Lower Cover212LCD Assembly213LED Assembly214Aspire FRU List215Screw List239Model Definition and Configuration241Aspire 5742/5742G241Aspire 5742Z/5742ZG267Test Compatible Components283Online Support Information289Index291Size: 14.9 MBPages: 292Language: EnglishOpen manual