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Packard Bell LJ77, LJ75 manual Replacing the Media Board

Models: LJ75 LJ77

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Replacing the Media Board

1.Align the Media Board with the transparent pane on the Switch Cover.

2.Press the Media Board down to secure it in place with adhesive.

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Chapter 3

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Packard Bell LJ77, LJ75 manual Replacing the Media Board

Contents

Packard Bell EasyNote LJ75/LJ77 Service Guide Revision History Copyright IIIConventions Preface Page Table of Contents Viii Packard Bell EasyNote LJ75 Series Packard Bell EasyNote LJ77 SeriesOnline Support Information 207 Index 209 Features ChapterDimensions and Weight Storage subsystemOptical Drive AudioPower Privacy controlSpecial Keys and Controls PortsOptional EnvironmentSystem Block Diagram Component Icon Description Your Notebook tourFront View Left View HdmiRight View Rear ViewBottom View Keyboard Area selected models Component DescriptionLCD Panel Indicator Icon Description BatteryStatus Indicators TouchPad Basics Function Left Button Right Button Main TouchPadIcon Key Type Description Using the KeyboardKey Types Windows Keys Key DescriptionSystem Keys Function Key DescriptionHardware Specifications and Configurations DISRPM UMANorthbridge Specifications BiosSystem Memory Specification DdriiiGraphics Controller Specification Memory Combinations Slot Total Memory0MB GMA HDLAN Interface Specification Wireless Module 802.11b/g SpecificationBluetooth Specification Hard Disk Drive Interface Specification8MB Internal transfer rate Mbits Sec, max Data transfer rate Super-Multi Drive Module Specification WritingReading WriteBlue-Ray Combo Drive Module Specification CD-ROM CD-RWAudio Interface Specification Power and Keyboard Controller SpecificationLvds Battery Specification CellLCD Specification Bios Setup Utility Navigating the Bios UtilityUuid InformationParameter Description Main Parameter Description Format/OptionAdvanced Parameter Description Submenu ItemsIGD-TV AspmAspm L1 URRDisabled or SecurityParameter Description Option Clear or SetSetting a Password Removing a PasswordChanging a Password ContinuePower Acpi S3Acpi S3 EmitmDTS Boot USB CdromExit CmosBios Flash Utilities DOS Flash Utility Page WinFlash Utility Remove HDD/BIOS Password Utilities Remove HDD PasswordPassword UnlockHDRemoving Bios Passwords Cleaning Bios PasswordsUsing Boot Sequence Selector Output Using DMIToolsInput Using the LAN Utility Chapter Machine Disassembly and Replacement Disassembly RequirementsPre-disassembly Instructions Disassembly ProcessGeneral Information Main Screw List Quantity Part NumberScrew List Step Quantity External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the SD dummy card HDD1 Removing the Lower CoversHDD2, Wlan Removing the Optical Drive Module Step Size Quantity Screw Type ODD Module M2.5*5Step Size Quantity Screw Type ODD Bracket M2*3 Removing the Dimm Modules Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 Removing the Primary HDD Module Step Size Quantity Screw Type HDD Carrier M3*3Remove the HDD from the carrier Chapter Removing the Secondary HDD Module Step Size Quantity Screw Type HDD Carrier M3*3 Main Unit Disassembly Process Main Unit Disassembly FlowchartRemoving the Switch Cover Step Size Quantity Screw Type Switch Cover M2.5*5Chapter Page Removing the Media Board Removing the Keyboard Chapter Removing the LCD Module Step Size Quantity Screw Type LCD Module M2.5*8Chapter Page Step Size Quantity Screw Type Carefully remove the LCD module from the chassis Chapter Removing the Upper Cover Step Size Quantity Screw Type Page Page Removing the TouchPad Bracket Step Size Quantity Screw Type TouchPad Bracket M2*3Removing the Media Board FFC Removing the LED Board Removing the Speaker Module Step Size Quantity Screw Type Speaker Module M2*3Lift the entire Speaker assembly clear of the Upper Cover Removing the RTC Battery Removing the Modem Board Step Size Quantity Screw Type Modem Board M2*3Page Removing the USB Board Step Size Quantity Screw Type USB Board M2.5*5Page Removing the Mainboard Step Size Quantity Screw Type Mainboard M2.5*5Removing the RJ-11 Jack Chapter Removing the CPU Fan Step Size Quantity Screw Type CPU Fan M2*3Removing the Thermal Module Step Size Quantity Screw Type Thermal Module M2.5*6.5Removing the CPU LCD Module Disassembly Process LCD Module Disassembly FlowchartRemoving the LCD Bezel Removing the Camera Module Removing the LCD Panel Step Size Quantity Screw Type LCD Panel M2.5*5Removing the Power Board Step Size Quantity Screw Type Power Board M2*3Removing the LCD Brackets and FPC Cable Step Size Quantity Screw Type LCD Brackets M2*3 Removing the Microphone Module Removing the Antennas Page LCD Module Reassembly Procedure Replacing the Antennas, Power Board, and MICPage 108 Chapter Replacing the LCD Panel 110 Chapter Replacing the Camera Module Replacing the LCD Bezel Page Replacing the Thermal Module Main Module Reassembly ProcedureReplacing the CPU Replacing the CPU Fan Replacing the RJ-11 Jack Replacing the Mainboard Replacing the USB Board Replacing the Modem Board Replacing the Speaker Module Replacing the LED Board Replacing the Media Board FFCReplacing the TouchPad Bracket Replacing the Upper CoverReconnect the following cables as shown Chapter 123 124 Chapter Page Replacing the LCD Module Page 128 Chapter Replacing the Keyboard Replacing the Media Board Replacing the Switch Cover 132 Chapter Replacing the Hard Disk Drive Modules Replacing the Wlan Module Replacing the Dimm ModulesReplacing the ODD Module Replacing the Lower Covers136 Chapter Replacing the Battery Replacing the SD Dummy Card138 Chapter Common Problems Symptoms Verified Go ToPower On Issue Computer Shuts down IntermittentlyNo Display Issue No Post or VideoRandom Loss of Bios Settings Abnormal Video DisplayLCD Failure Built-In Keyboard FailureTouchPad Failure FFCSound Problems Internal Speaker Failure146 Chapter Internal Microphone Failure Microphone ProblemsSelect Set up microphone Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Failure ODD Not Operating CorrectlyDiscs Do Not Play Playback is Choppy 152 Chapter USB Right Side Failure USB/BWireless Function Failure WiMax cardBluetooth Function Test Failure Re-assemble BT CableEasy Button Failure Thermal Unit Failure External Mouse FailureOther Failures Intermittent Problems Undetermined ProblemsMotherboard Cmos Discharge Dimm160 Chapter Post Codes Chipset Post CodesSec MemoryBDS & Specific action Code Description Each Peim entry point used in 80PORT Each Driver entry point used in 80PORTCF9RESET BootpriorityFvbservice SmbiosLegacybios LegacybiosplatformSetuputility FwblockserviceEach SmmDriver entry point used in 80PORT 168 Chapter Top View PJP2 JMINI1JODD1 JHDD1LS-5022P USB Board LS-5024P Cap Sensor BoardLS-5026P LED Board LED1Power S/W LS-5027P SW BoardLED3 SW1Clearing Password Check and Bios Recovery Clearing Password CheckSteps for Clearing Bios Password Check Mark Description Location174 Chapter Bios Recovery by Crisis Disk Bios Recovery Boot BlockBios Recovery Hotkey Steps for Bios Recovery by USB flash crisis disk176 Chapter FRU Field Replaceable Unit List Description Acer P/N Packard Bell EasyNote LJ75/LJ77 Exploded DiagramsMain Assembly Base Assembly LCD Assembly Battery Packard Bell EasyNote LJ75/LJ77 FRU ListCategory AdapterCASE/COVER/BRACKET Assembly CableCPU/PROCESSOR HDD/HARD Disk DriverMemory KeyboardDVD-RW Drive ODD SUPER-MULTI Drive ModuleODD BEZEL-SUPER Multi ODD BracketBD Combo Module LCDMainboard HeatsinkSpeaker MiscellaneousScrew List ScrewChapter 189 Model Acer Part No Country Description Appendix aPackard Bell EasyNote LJ75 Series EASYNOTELJ75-JO-110IT EASYNOTELJ75-JO-256FREASYNOTELJ75-JP-258FR EASYNOTELJ75-JO-432SPModel Acer Part No CPU LCDVGA Chip VramNLED17.3W Parkxt NLED17.3W UMAModel Acer Part No Memory HDD 1GBSO2GBIII10 SO2GBIII10 SO4GBIII10HDD 2GB ODD Media Extra Card ProcessorReader NSM8XS NISModel Acer Part No Wireless Bluetooth VoipFinger LAN1LX.BG902.014 3rd WiFi HM55 436G50Bn S2.BH302.001 INT6200H HM55 544G32Mi Media Extra SW1 Card Reader Processor Packard Bell EasyNote LJ77 Series2GB Model Acer Part No Wireless LAN1 Bluetooth Finger NB Chipset Phone PrintTest Compatible Components Appendix BBattery Microsoft Windows 7 Environment TestVendor Type Description 2nd HDD AdapterVendor Type Description CameraCPU HDDMEM ModemVendor Type Description VGA Chip WiFi AntennaWireless LAN 206 Online Support Information Appendix C208 Index 210 211 212