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Acer 5742G, 5742ZG manual Replacing the Microphone Cable

Models: 5742ZG 5742G 5742 5742Z

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Replacing the Microphone Cable

1.Place the microphone assembly on the LCD cover.

2.Run the microphone cable along the cable channel outlined in red callouts.

IMPORTANT: Ensure that the LCD cable runs between the callouts to avoid trapping when the panel is replaced in the LCD Module.

3.Fold over the foil tabs to secure the microphone cable to the LCD cover.

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Chapter 3

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Acer 5742G, 5742ZG manual Replacing the Microphone Cable

Contents

Aspire 5742/5742G/5742Z/5742ZG Series Service Guide Revision History Copyright IIIConventions Preface Page Table of Contents Viii Aspire 5742/5742G Aspire 5742Z/5742ZGTable of Contents Features ChapterOptical Media Drive GraphicsStorage WebcamPrivacy control Wireless and networkingPower adapter and battery WlanInput and control Dimensions and weightWarranty Input and outputSoftware System Block Diagram UMADiscrete nVidia Discrete ATI Icon Description Your Acer Notebook tourTop View Battery bay Houses the computers battery pack Rear viewLeft View Right View Base view HDD IndicatorsIcon Function Description Touch Pad Basics Function Left Button Right Button Main TouchPadLock key Description Using the KeyboardLock Keys and embedded numeric keypad Windows Keys Key DescriptionHot Keys Hotkey Icon Function DescriptionHardware Specifications and Configurations CPUSystem Memory Specification 512MB,1GB,2GB,4GB DDR3 RAMMemory Combinations Slot Total Memory BiosLAN Interface Specification 0MBKeyboard Specification Hard Disk Drive Interface SpecificationLED Specification Bluetooth Interface SpecificationAudio Interface Specification Camera Specification LCD Inverter not available with this model SpecificationLCD Display Supported Resolution Bits Intel 3G Module not available with this model SpecificationBattery Specification Audio Codec and Amplifier SpecificationWireless Module 802.11b/g/n Specification Vram Nvidia Vram ATIAC Adapter UMA Specification System Board Major Chips SpecificationPorts Specification AC Adapter nVidia SpecificationCard Reader UMA & Discrete Specification AC Adapter ATI SpecificationSystem Power Management Legacy Specification Mode System LED Indicator Specification Chapter Bios Setup Utility Navigating the Bios UtilityParameter Description Aspire 5742/5742G/5742Z/5742ZG BiosInformation UuidParameter Description Format/Option DisabledMain Parameter Description Option Disabled orSecurity Clear or SetSetting a Password Removing a PasswordChanging a Password ContinueBoot IDE1 HL-DT-STDVDRAM GT32NExit Exit Exit Saving ChangesBios Flash Utilities DOS Flash Utility Stdvdram GT32NWinFlash Utility Password Remove HDD/BIOS Password UtilitiesRemove HDD Password UnlockHDRemoving Bios Passwords Cleaning Bios PasswordsUsing Boot Sequence Selector Output Using DMIToolsInput Chapter Machine Disassembly and Replacement Disassembly RequirementsPre-disassembly Instructions Screw 2.5D Disassembly ProcessMain Screw List Quantity Part Number Screw 3.0DScrew List Step Quantity External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the SD Dummy Card Removing the ODD Module Step Size Quantity Screw Type ODD Module M2.5*8Step Size Quantity Screw Type ODD Bracket M2*3 Removing the Logic Lower Door Step Size Quantity Screw Type Logic lower door M2.5*8Removing the 3G Cover Discrete Only Step Size Quantity Screw Type 3G Cover M2.5*8Removing the RTC Battery UMA Only Remove the RTC battery from the lower cover as shown Removing the Dimm Module Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3Detach the Wlan module from the Wlan socket Chapter Removing the HDD module Module Step Size Quantity Screw Type HDD Carrier M3*3 Removing the Keyboard Page Screw Assy Main Unit Disassembly ProcessMain Unit Disassembly Flowchart CPU ThermalRemoving the Upper Cover Step Size Quantity Screw TypeChapter Page Step Size Quantity Screw Type Upper Cover M2.5*5 Page Removing the Speaker Module Lift the speaker module clear of the device Chapter Removing the Power Board Step Size Quantity Screw Type Power board M2*3 Removing the Touch Pad FFC Page Removing the Card Reader Module Discrete Only Step Size Quantity Screw Type Card Reader M2*3 Removing the USB Board USB UMA Removing the Bluetooth BoardDiscrete Disconnect the Bluetooth cable from the connector as shown Removing the ODD Connector Board UMA Only Removing the Mainboard Step Size Quantity Screw Type Mainboard M2.5*5 Page Chapter Removing the Thermal Module Screw Assy CPU ThermalRemoving the CPU Removing the LCD Module See Removing the Mainboard onPage UMA Step Size Quantity Screw Type LCD Module M2.5*5 Removing the DC-In Assembly LCD Module Disassembly Process LCD Module Disassembly FlowchartRemoving the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2.5*6Remove the bezel from the LCD module Chapter Removing the CCD Module Removing the Inverter Module LCD Only Step Size Quantity Screw Type Inverter Module M2.5*5102 Chapter Page Removing the LCD/LED Panel Step Size Quantity Screw Type LCD Brackets M2.5*5Page Removing the LCD Brackets Step Size Quantity Screw Type LCD Brackets M2*3Removing the Lvds Cable LCD LEDRemoving the Microphone Cable Lift the microphone set clear of the panel Chapter 109 Removing the Antennas LCD Module Reassembly Procedure Replacing the AntennasReplacing the Microphone Cable Page Replacing the Lvds Cable Replacing the LCD Brackets Replacing the LCD/LED Panel Replacing the Inverter Board 118 Chapter Replacing the CCD Module Replacing the LCD Bezel Main Module Assembly Procedure Replacing the DC-In AssemblyReplacing the LCD Module Place the black antenna cable into the cable guides 124 Chapter Replacing the CPU 126 Chapter VGA/RAM PAD Replacing the Thermal ModuleMastro B6 Callouts Thermal Module M2.5*5 VGA green Replacing the Mainboard 130 Chapter Step Size Quantity Screw Type Mainboard M2.5*5 Connect the Lvds cable to the mainboard Replacing the ODD Connector Board UMA Only Replacing the Bluetooth Board Replacing the USB Board Step Size Quantity Screw Type USB Board M2*3136 Chapter Replacing the Card Reader Board Discrete Only 138 Chapter Replacing the Touchpad FFC Replacing the Power Board Replacing the Speaker Module Replacing the Upper Cover Page 144 Chapter Step Size Quantity Screw Type Upper Cover M2.5*5 Replacing the RTC Battery UMA Only Replacing the HDD Module 148 Chapter Replacing the Wlan Module Connect the two 2 antenna cables to the module Replacing the Dimm Modules Replacing the 3G Cover Discrete Only Replacing the Lower Logic Door Replacing the ODD Module Chapter 155 Replacing the Keyboard Replacing the SD Dummy Card Replacing the Battery 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 Internal Keyboard FailureTouch Pad Failure Internal Speaker FailureSound Problems Microphone Record Failure Microphone ProblemsSelect Set up microphone USB Failure Right side Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Failure ODD Not Operating CorrectlyDiscs Do Not Play Drive Not Detected Wireless Function Failure Bluetooth Function Test Failure1 card Function Test Failure Thermal Unit FailureExternal Mouse Failure Cosmetic FailureOther Failures Dimm Intermittent ProblemsUndetermined Problems Post Code Range Phase Post CodesPeienterrecoverymode PEI Peimemoryinstall PEIPeiswitchstack PEI Peirecoverymediafound PEIBdsbeforepciioinstall BDS Dxesmarttimerinit DXEBdsinstallhotkey BDS Dxemtcinit DXEBdsentersetup BDS Bdsenumerateallbootoption BDSBdsendofbootselection BDS Bdsenterbootmanager BDSFunctionality Name Include\ PostCode.h Phase Description Smmacpidisablestart SMM Smmacpienablestart SMMSmmacpienableend SMM Smmacpidisableend SMMSW1/SW2 JTP1JUSB2 JMIC2LED2 Discrete nVidiaFFC SW2/SW3JKB1 Discrete ATIJSPK2 JP1Bottom View Connect to Wlan USB connector U34 Description USB ConnectorUSB/B Board PEW71/91 Wlan LED Power BoardPEW71/91 ON/OFF LED PEW71/91 Media LED SW1PEW51 Media LED SW1 PEW71/91 Media LEDPEW51 Wlan LED PEW51 Media LED LED12 PEW51 Wlan LED SW1 PEW71/91 ON/OFF LED LED10 PEW71/91 Wlan LEDPEW71/81/91 Media LED LED11 JREAD2 CR/B BoardJREAD1 JODD2 ODD connectorODD Board Steps for Clearing Bios Password Check Clearing Password Check and Bios RecoveryClearing Password Check Clear Cmos JumperR671/R675 Clear Cmos Jumper Bios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery from USB Storage198 Chapter FRU Field Replaceable Unit List Description Acer P/N Aspire Exploded DiagramsMain Assembly Discrete Uniload DOOR-DIS Lower CoverUniload DOOR-UMA 3G DOOR-DISLCD Assembly LED Assembly Category Description BatteryAspire FRU List AdapterCable CASE/COVER/BRACKET Assembly CPU/PROCESSOR PCB Sata 8MB LF F/W0001SDM1 HDD/HARD Disk DriveSata 8MB LF F/W0001SDM1 22ZEST0, ML320S, 4K Drive Sata 8MB LF F/WKeyboard LCD BD Combo DriveDVD RW Drive Antenna WLAN-MAIN LCD Cover IMR-BLACKLCD Bezel for W/CMOS Antenna WLAN-AUXANTENNA*2, CCD 1.3M, Brown LCD Cover IMR-BROWN ANTENNA*2, CCD 1.3M, RED LCD Cover IMR-RED Assy LED Module 15.6W Wxga Glare W ANTENNA*2, CCD 1.3M, Black LED Cover IMR-BLACKLED LCD Samsung 15.6W Wxga Glare LED Cable for W/CMOSLED Bracket R&L LED LCD BOE 15.6W Wxga Glare HT156WXBANTENNA*2, CCD 1.3M, Brown LED Cover IMR-BROWN ANTENNA*2, CCD 1.3M, RED LED Cover IMR-RED ANTENNA*2, W/O CCD, Black LCD Cover IMR-BLACK ANTENNA*2, W/O CCD, Silver LCD Cover IMR-SILVER LCD Bezel for W/O CmosLCD Cable for W/O Cmos ANTENNA*2, W/O CCD, Brown LCD Cover IMR-BROWN ANTENNA*2, W/O CCD, RED LCD Cover IMR-RED ANTENNA*2, W/O CCD, Black LED Cover IMR-BLACK LED Cable for W/O CmosANTENNA*2, W/O CCD, Silver LED Cover IMR-SILVER ANTENNA*2, W/O CCD, Brown LED Cover IMR-BROWN ANTENNA*2, W/O CCD, RED LED Cover IMR-RED Mainboard MemoryMiscellaneous HeatsinkSpeaker Acer Description Screw ListCategory Screw230 Chapter Model Country Acer Part No Description Appendix aAspire 5742/5742G W7HP64ASNL1 MC W7HP64ASBE1 MCW7HP64ASDE1 MC W7HP64ASLU3 MCW7HP64ASDK2 MC TWN GctwnW7HP64ASTW1 MC W7HP64ASPL1 MCW7HP64EMASME2 MC W7HP64ASIT1 MCW7HP64ASFR1 MC W7HP64EMASTR1 MC W7HP64EMASZA2 MCW7HP64ASCH1 MC W7HP64ASGB1 MCW7HP64KASKR1 MC China LX.R5D01.001 AS5742G-5462G32Mnrr W7HP64ASCZ2 MC Germany LX.R5302.028 AS5742G-5464G64Bnkk Chip Model Country Acer BOM NameCPU LCD VGA LX.R5D NLED15 N11PGLX.R5C AS5742G Turkey LX.R53 AS5742GN11P AS5742G Switzerland LX.R52 5463G50Mnkk 01.008 GE1GBCkk3V3 Memory Model Country AcerVram HDD 1GBSO2GBI SO2GBII SO2GBI SO1GBII1G-DDR3 SO2GBI SO2GBII SO2GBI SO4GBIILX.R5C 1G-DDR3 SO2GBI SO2GBII LX.R5D 1G-DDR3 SO2GBI1G-DDR3 SO2GBI SO1GBII LX.R5D 1G-DDR3 SO2GBI SO2GBII 1G-DDR3 SO4GBI SO4GBII 5464G50Mncc 005 LAN1 Wireless Bluetooth AdapterODD LX.R5C NSM8XS LX.R5D NSM8XSAS5742G Turkey LX.R53 3rd WiFi 90W 374G50Mnkk 02.015 2x2 BGN AS5742G LX.R52 NBDCB4X 3rd WiFi 65W 5464G64Mnkk 02.009 2x2 BGN AS5742G Italy LX.R53 Aspire 5742Z/5742ZG Model Country Acer DescriptionW7HB64EMASME2 MC Middle LX.R58 AS5742ZG-P614G32Mnkk EM East 01.001 LX.R5Q Gctwn LX.R5R ARKXT512C Wxgag11PGE1GBC Wxgag Gctwn LX.R5P AS5742ZG Baltic LX.R58 AS5742ZGP AS5742ZG Spain SO1GBI LX.R5P 1G-DDR3 SO2GBILX.R5R 1G-DDR3 SO2GBI Gctwn LX.R5R 1G-DDR3 SO2GBISO2GBI SO1GBI LX.R5R 1G-DDR3 SO2GBI SO1GBIAS5742ZG Cyprus LX.R58 512M LX.R5Q 1G-DDR3 SO2GBI SO2GBI SO4GBILX.R5A NSM8XS LX.R5P NSM8XSLX.R5R NSM8XS Gctwn LX.R5R NSM8XSAS5742ZG Poland LX.R5Q NSM8XS 272 Chapter Vendor Type Description Adapter Appendix BMicrosoft Windows 7 Environment Test Audio CodecHDD Vendor Type DescriptionCamera LAN VGA Chip NB ChipsetSoftware Vendor Type Description WiFi Antenna Wireless LAN278 Online Support Information Appendix C280 Index 282