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Acer 4240 manual

Models: 4240

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Page 89

5.Turn the module over and disconnect the Modem cable. Remove the module from the Lower Cover.

6.Remove the Modem cable from the Mainboard cutout as shown.

Chapter 3

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Acer 4240 manual

Contents

Aspire 4540/4240 Series Service Guide Revision History III CopyrightConventions Preface Page Table of Contents Viii Troubleshooting 137Microsoft Windows 7 Environment Test Aspire 4540/4240 SeriesTable of Contents Chapter FeaturesPower subsystem Dimensions and WeightCommunication Privacy controlEnvironment System Block Diagram HDD Your Acer Notebook tourIcon Description Closed Front View Hdmi Left ViewRight View Icon Function Description Bottom ViewFunction Left Button Right Button Main touchpad Touchpad Basics with fingerprint readerDesired access Num Lock on Num Lock off Using the KeyboardLock key Description Fn + F11Key Description Windows KeysUS dollar sign Using the System UtilitiesEuro symbol Acer GridVista dual-display compatible Processor Specification Hardware Specifications and ConfigurationsProcessor Specifications System Board Major Chips Specifications1MB SmbiosMemory Combinations Slot Total Memory System Memory SpecificationsRPM Hard Disk Drive Interface SpecificationsRate Mbytes/sec Max DC Power Requirements Voltage LCD Specification Super-Multi Combo Module SpecificationKeyboard Specification VGA Graphic Controller SpecificationAudio Interface Specification Bluetooth SpecificationBattery Finger Print Reader SpecificationPifa Sony AS-2007ANavigating the Bios Utility Bios Setup UtilityParameter Description InformationDisabled Enables or disables the Press F12 to display bootMain IDE AhciSecurity Disabled orParameter Description Option Clear or SetRemoving a Password Setting a PasswordEnter New Password Changing a PasswordUSB CD/DVD ROM BootCmos ExitBios Flash Utilities DOS Flash Utility Flash process begins as shown WinFlash Utility Progress screen displays Chapter Remove HDD Password Remove HDD/BIOS Password UtilitiesCleaning Bios Passwords Removing 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 Disassembly Requirements Machine Disassembly and ReplacementDisassembly Process Pre-disassembly InstructionsGeneral Information 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 Dimm Removing the Lower CoversRemove 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 Step Size Quantity Screw Type ODD Module M2.5*5 Removing the Optical Disk Drive ModuleStep Size Quantity Screw Type ODD Bracket M2*3 Main Unit Disassembly Flowchart Main Unit Disassembly ProcessStep Size Quantity Screw Type Hinge Covers M2*3 Removing the Hinge CoversStep Size Quantity Screw Type Removing the Switch CoverChapter Removing the Keyboard Step Size Quantity Screw Type Speaker Module M2.5*3 Removing the Speaker ModulePage Step Size Quantity Screw Type LCD Module M2.5*5 Removing the LCD ModulePage 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 Step Size Quantity Screw Type USB Board M2.5*3 Removing the USB BoardStep Size Quantity Screw Type Modem Module M2*3 Removing the Modem ModulePage Step Size Quantity Screw Type Mainboard M2.5*3 Removing the MainboardRemoving the RJ-11 Port Chapter Step Size Quantity Screw Type Thermal Module 5*3.2 Removing the Thermal ModuleChapter Removing the CPU LCD Module Disassembly Flowchart LCD Module Disassembly ProcessStep Size Quantity Screw Type LCD Bezel M2.5*5 Removing the LCD BezelLift the bezel away from the panel Step Size Quantity Screw Type Camera Module M2.5*3 Removing the Camera ModuleRemoving 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 Replacing the CPU Main Module Reassembly ProcedureReplacing 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 Replacing the ODD Module External Module Reassembly ProcessReplacing the Hard Disk Drive Module Replace the four securing screws two each side Replacing the Wlan Module Replacing the Dimm ModulesReplace the two screws to secure the module Replacing the SD Dummy Card Replacing the Lower CoversReplacing the Battery 136 Chapter Symptoms Verified Go To Common ProblemsComputer Shutsdown Intermittently Power On IssueNo Post or Video No Display IssueAbnormal Video Display Random Loss of Bios SettingsBuilt-In Keyboard Failure LCD FailureInternal Speaker Failure Touchpad FailureSound Problems Internal Microphone Failure Microphone ProblemsSelect Set up microphone Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Not Operating Correctly ODD FailureDiscs Do Not Play Drive Not Detected Modem Function Failure USB Failure RightsideBluetooth Function Failure Wireless Function FailureMedia Board Failure EasyTouch Button FailureThermal Unit Failure Fingerprint Reader FailureOther Failures External Mouse FailureUndetermined Problems Intermittent ProblemsSec Post Codes TablesMemory Code DescriptionBDS & Specific action Each Driver entry point used in 80PORT Each Peim entry point used in 80PORTBootpriority CF9RESETFvbservice SavememoryconfigLegacybiosplatform LegacybiosSetuputility FwblockserviceEach SmmDriver entry point used in 80PORT Top View Bottom View JHP1 JUSB1Vram JMIC1 JPLINE1Steps for Clearing Bios Password Check Clearing Password CheckHardware Open Gap Description Description Location Clear Cmos Jumper Memory bayBios Recovery Boot Block Bios Recovery by Crisis DiskBios Recovery Hotkey Steps for Bios Recovery by Crisis Disk166 Chapter FRU Field Replaceable Unit List CPU Aspire 4540/4240 Exploded DiagramsMain Module Base Aspire 4540/4240 FRU List Category Description Acer PN BatteryBoard CableCategory Description Acer PN Case/Cover/Bracket AssemblyHinge CAP R Hinge CAP LHDD Bracket Mini Card BracketStandard 87KS Black Nordic Texture KeyboardKeyboard Acer AC4T JV40 Internal Combo Drive Super MultidriveCAMERA, IMR LED LCD AUO 14 Wxga Glare B140XW01 V0 0A LF Assy LCD Module 14 Wxga Glare W/ AntennaLED LCD AUO 14 Wxga Glare B140XW01 V0 1A LF LED LCD Samsung 14 Wxga Glare LTN140AT01Antenna Mimo R-3X3 Lvds Cable W/O Cmos LCD Bezel W/O Cmos33.PAA02.006 Screw ListSpeaker MiscellaneousChapter 179 Aspire 4540/4240 Series Appendix aModel Country Acer Part No Description AAP181 Model Country Acer Part No Description USA AclaCHI Model Country Acer Part No Description 185 Model Country Acer Part No Description 187 Memory Chip ModelNLED14WXGAG UMA SO2GBII6 SO1GBII6 Appendix a 190 ATUM620 NLED14WXGAG UMA SO1GBII6 ATUM600 NLED14WXGAG UMA SO1GBII6Media Processor Extra SW1 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 Appendix B Test Compatible ComponentsBOMName Microsoft Windows 7 Environment TestType Description Adapter Audio CodecCard Bus1 Type DescriptionCamera Finger Print Reader WD5000BEVT-22ZAT0 ML250 Sata LF F WD3200BEVT-22ZCT0 ML160 Sata LF F204 AUO NLED14WXGAG Acer AC4TSamsung NLED14WXGAG LPL NLED14WXGAGMemory Northbridge Chipset ModemSoftware Southbridge ChipsetAMD AMDSB710 AMD SB710 VGA Chip WiFi Antenna210 Appendix C Online Support Information212 Index ODD