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Acer 4240 manual Chapter

Models: 4240

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8.Remove the Antenna cables from the cable channel. Ensure that the cables are free from the cable clips all the way to the hinge well.

9.Disconnect the LVDS cable from the Mainboard as shown.

10.Disconnect the Microphone cable from the Mainboard as shown.

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Chapter 3

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Acer 4240 manual Chapter

Contents

Aspire 4540/4240 Series Service Guide Revision History Copyright IIIConventions Preface Page Table of Contents Troubleshooting 137 ViiiAspire 4540/4240 Series Microsoft Windows 7 Environment TestTable of Contents Features ChapterCommunication Dimensions and WeightPower subsystem Privacy controlEnvironment System Block Diagram HDD Your Acer Notebook tourIcon Description Closed Front View Left View HdmiRight View Bottom View Icon Function DescriptionTouchpad Basics with fingerprint reader Function Left Button Right Button Main touchpadLock key Description Using the KeyboardDesired access Num Lock on Num Lock off Fn + F11Windows Keys Key DescriptionUS dollar sign Using the System UtilitiesEuro symbol Acer GridVista dual-display compatible Processor Specifications Hardware Specifications and ConfigurationsProcessor Specification System Board Major Chips SpecificationsSmbios 1MBSystem Memory Specifications Memory Combinations Slot Total MemoryHard Disk Drive Interface Specifications RPMRate Mbytes/sec Max DC Power Requirements Voltage Super-Multi Combo Module Specification LCD SpecificationAudio Interface Specification VGA Graphic Controller SpecificationKeyboard Specification Bluetooth SpecificationPifa Finger Print Reader SpecificationBattery Sony AS-2007ABios Setup Utility Navigating the Bios UtilityInformation Parameter DescriptionMain Enables or disables the Press F12 to display bootDisabled IDE AhciParameter Description Option Disabled orSecurity Clear or SetSetting a Password Removing a PasswordChanging a Password Enter New PasswordBoot USB CD/DVD ROMExit CmosBios Flash Utilities DOS Flash Utility Flash process begins as shown WinFlash Utility Progress screen displays Chapter Remove HDD/BIOS Password Utilities Remove HDD PasswordRemoving Bios Passwords Cleaning Bios PasswordsMiscellaneous Utilities Using Boot Sequence SelectorUsing DMITools Using the LAN MAC Eeprom Utility DOS mode, run the MAC.BAT file to write MAC values to eeprom Machine Disassembly and Replacement Disassembly RequirementsGeneral Information Pre-disassembly InstructionsDisassembly Process Main Screw List Description Quantity Acer P/NScrew List Step Quantity External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the SD Dummy Card Removing the Lower Covers DimmRemove the HDD Cover as shown Chapter Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 Removing the Dimm Modules Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Carrier M3*3 Removing the Optical Disk Drive Module Step Size Quantity Screw Type ODD Module M2.5*5Step Size Quantity Screw Type ODD Bracket M2*3 Main Unit Disassembly Process Main Unit Disassembly FlowchartRemoving the Hinge Covers Step Size Quantity Screw Type Hinge Covers M2*3Removing the Switch Cover Step Size Quantity Screw TypeChapter Removing the Keyboard Removing the Speaker Module Step Size Quantity Screw Type Speaker Module M2.5*3Page Removing the LCD Module Step Size Quantity Screw Type LCD Module M2.5*5Page Chapter Remove the two securing screws from the left LCD hinge Remove the two securing screws from the right LCD hinge Removing the Upper Cover Chapter Page Removing the Finger Print Reader Page Removing the TouchPad Bracket Remove the two screws from the TouchPad Bracket Removing the RTC Battery Removing the Bluetooth Module Bluetooth Module Removing the USB Board Step Size Quantity Screw Type USB Board M2.5*3Removing the Modem Module Step Size Quantity Screw Type Modem Module M2*3Page Removing the Mainboard Step Size Quantity Screw Type Mainboard M2.5*3Removing the RJ-11 Port Chapter Removing the Thermal Module Step Size Quantity Screw Type Thermal Module 5*3.2Chapter Removing the CPU LCD Module Disassembly Process LCD Module Disassembly FlowchartRemoving the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2.5*5Lift the bezel away from the panel Removing the Camera Module Step Size Quantity Screw Type Camera Module M2.5*3Removing the LCD Panel Lift the LCD Panel out of the casing as shown Chapter Removing the LCD Brackets and FPC Cable Removing the Antennas Removing the MIC Module Replacing the Antennas LCD Module Reassembly ProcedureReplacing the MIC Module Chapter Page Replacing the LCD Panel Page Replacing the Camera Module Replacing the LCD Bezel Main Module Reassembly Procedure Replacing the CPUReplacing the Thermal Module Connect fan cable to the mainboard as shown Replacing the RJ-11 Port Replacing the Mainboard Insert the single securing screw Replacing the USB Board Replacing the Bluetooth Board 110 Chapter Replacing the Modem Module Replacing the TouchPad Bracket Page Replacing the Finger Print Reader Replace the single securing screw Chapter 115 Replacing the Upper Cover Page Replace the two securing screws in the Upper Cover Replacing the LCD Module Reconnect the Microphone cable to the Mainboard as shown Page 122 Chapter Replacing the Speaker Module Replacing the Keyboard Page Replacing the Switch Cover Step Size Quantity Screw Type Replacing the Hinge Covers External Module Reassembly Process Replacing the ODD ModuleReplacing the Hard Disk Drive Module Replace the four securing screws two each side Replacing the Dimm Modules Replacing the Wlan ModuleReplace the two screws to secure the module Replacing the Lower Covers Replacing the SD Dummy CardReplacing the Battery 136 Chapter Common Problems Symptoms Verified Go ToPower On Issue Computer Shutsdown IntermittentlyNo Display Issue No Post or VideoRandom Loss of Bios Settings Abnormal Video DisplayLCD Failure Built-In Keyboard FailureTouchpad Failure Internal Speaker FailureSound Problems 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 Drive Not Detected USB Failure Rightside Modem Function FailureWireless Function Failure Bluetooth Function FailureEasyTouch Button Failure Media Board FailureFingerprint Reader Failure Thermal Unit FailureExternal Mouse Failure Other FailuresIntermittent Problems Undetermined ProblemsMemory Post Codes TablesSec Code DescriptionBDS & Specific action Each Peim entry point used in 80PORT Each Driver entry point used in 80PORTFvbservice CF9RESETBootpriority SavememoryconfigSetuputility LegacybiosLegacybiosplatform FwblockserviceEach SmmDriver entry point used in 80PORT Top View Bottom View Vram JMIC1 JUSB1JHP1 JPLINE1Hardware Open Gap Description Clearing Password CheckSteps for Clearing Bios Password Check Description Location Clear Cmos Jumper Memory bayBios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery by Crisis Disk166 Chapter FRU Field Replaceable Unit List CPU Aspire 4540/4240 Exploded DiagramsMain Module Base Board Category Description Acer PN BatteryAspire 4540/4240 FRU List CableCase/Cover/Bracket Assembly Category Description Acer PNHDD Bracket Hinge CAP LHinge CAP R Mini Card BracketStandard 87KS Black Nordic Texture KeyboardKeyboard Acer AC4T JV40 Internal Super Multidrive Combo DriveLED LCD AUO 14 Wxga Glare B140XW01 V0 1A LF Assy LCD Module 14 Wxga Glare W/ AntennaCAMERA, IMR LED LCD AUO 14 Wxga Glare B140XW01 V0 0A LF LED LCD Samsung 14 Wxga Glare LTN140AT01Antenna Mimo R-3X3 LCD Bezel W/O Cmos Lvds Cable W/O CmosSpeaker Screw List33.PAA02.006 MiscellaneousChapter 179 Model Country Acer Part No Description Appendix aAspire 4540/4240 Series AAP181 Model Country Acer Part No Description USA AclaCHI Model Country Acer Part No Description 185 Model Country Acer Part No Description 187 Model Memory ChipNLED14WXGAG UMA SO2GBII6 SO1GBII6 Appendix a 190 Media Processor Extra SW1 ATUM600 NLED14WXGAG UMA SO1GBII6ATUM620 NLED14WXGAG UMA SO1GBII6 NSM8XSNBDCB4XS AS4540-302G25Mn N250GB5.4KS Model Card Reader Wireless LAN1 Bluetooth Voip Phone 195 1-Build 3rd WiFi 1x2 BGN Appendix a 196 197 Appendix a 198 Test Compatible Components Appendix BType Description Adapter Microsoft Windows 7 Environment TestBOMName Audio CodecCard Bus1 Type DescriptionCamera Finger Print Reader WD3200BEVT-22ZCT0 ML160 Sata LF F WD5000BEVT-22ZAT0 ML250 Sata LF F204 Samsung NLED14WXGAG Acer AC4TAUO NLED14WXGAG LPL NLED14WXGAGMemory Modem Northbridge ChipsetSoftware Southbridge ChipsetAMD AMDSB710 AMD SB710 WiFi Antenna VGA Chip210 Online Support Information Appendix C212 Index ODD