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Acer 5742G, 5742ZG manual LX.R5C NSM8XS, LX.R5D NSM8XS

Models: 5742ZG 5742G 5742 5742Z

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	Model	Country	Acer	ODD	Wireless	Bluetooth	Adapter
	Model	Country	Part No	ODD	LAN1	Bluetooth	Adapter
			Part No		LAN1

	AS5742G-	Australia/	LX.R52	NSM8XS	3rd WiFi	N	65W
	354G50Mnkk	New	02.015		2x2 BGN
		Zealand

	AS5742G-	Australia/	LX.R53	NSM8XS	3rd WiFi	N	90W
	354G50Mnkk	New	02.002		2x2 BGN
		Zealand

	AS5742G-	Belgium	LX.R52	NSM8XS	3rd WiFi	N	65W
	354G50Mnkk		02.004		2x2 BGN

	AS5742G-	Germany	LX.R52	NSM8XS	3rd WiFi	N	65W
	354G50Mnkk		02.016		2x2 BGN

	AS5742G-	Holland	LX.R52	NSM8XS	3rd WiFi	N	65W
	354G50Mnkk		02.006		2x2 BGN

	AS5742G-	Luxembourg	LX.R52	NSM8XS	3rd WiFi	N	65W
	354G50Mnkk		02.005		2x2 BGN

	AS5742G-	Australia/	LX.R53	NSM8XS	3rd WiFi	N	90W
	354G64Mnkk	New	02.031		2x2 BGN
		Zealand

	AS5742G-	Australia/	LX.R52	NSM8XS	3rd WiFi	N	65W
	356G50Mnkk	New	02.014		2x2 BGN
		Zealand

	AS5742G-	Turkey	LX.R54	NSM8XS	3rd WiFi	N	65W
	372G25Mncc		01.001		2x2 BGN

	AS5742G-	China	LX.R5C	NSM8XS	3rd WiFi	N	90W
	372G32Mncc		01.002		2x2 BGN

	AS5742G-	Poland	LX.R54	NSM8XS	3rd WiFi	N	65W
	372G32Mncc		0C.006		2x2 BGN

	AS5742G-	Vietnam	LX.R54	NSM8XS	3rd WiFi	BT 2.1	65W
	372G32Mncc		0C.002		2x2 BGN

	AS5742G-	China	LX.R53	NSM8XS	3rd WiFi	N	90W
	372G32Mnkk		01.003		2x2 BGN

	AS5742G-	Vietnam	LX.R52	NSM8XS	3rd WiFi	BT 2.1	65W
	372G32Mnkk		0C.002		2x2 BGN

	AS5742G-	China	LX.R5D	NSM8XS	3rd WiFi	N	90W
	372G32Mnrr		01.002		2x2 BGN

	AS5742G-	Vietnam	LX.R54	NSM8XS	3rd WiFi	BT 2.1	65W
	372G50Mncc		0C.003		2x2 BGN

	AS5742G-	GCTWN	LX.R53	NSM8XS	3rd WiFi	BT 3.0	90W
	372G50Mnkk		02.001		2x2 BGN

	AS5742G-	Vietnam	LX.R52	NSM8XS	3rd WiFi	BT 2.1	65W
	372G50Mnkk		0C.003		2x2 BGN

	AS5742G-	Russia	LX.R54	NSM8XS	3rd WiFi	BT 3.0	65W
	373G32Micc		02.006		BG

	AS5742G-	Russia	LX.R52	NSM8XS	3rd WiFi	N	65W
	373G32Mikk		01.001		BG

	AS5742G-	Denmark	LX.R52	NSM8XS	3rd WiFi	N	65W
	373G32Mnkk		02.002		2x2 BGN

	AS5742G-	Turkey	LX.R53	NSM8XS	3rd WiFi	N	90W
	373G32Mnkk		01.004		2x2 BGN

	AS5742G-	Poland	LX.R54	NSM8XS	3rd WiFi	N	65W
	373G50Mncc		02.003		2x2 BGN

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Chapter 1

Image 262

Acer 5742G, 5742ZG manual LX.R5C NSM8XS, LX.R5D NSM8XS

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 Top View Your Acer Notebook tourIcon Description Battery bay Houses the computers battery pack Rear viewLeft View Right View Base view Icon Function Description IndicatorsHDD Touch Pad Basics Function Left Button Right Button Main TouchPadLock Keys and embedded numeric keypad Using the KeyboardLock key Description 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 SpecificationAudio Interface Specification Bluetooth Interface SpecificationLED Specification Camera Specification LCD Inverter not available with this model SpecificationLCD Display Supported Resolution Bits Intel 3G Module not available with this model SpecificationWireless Module 802.11b/g/n Specification Audio Codec and Amplifier SpecificationBattery Specification Vram Nvidia Vram ATIAC Adapter UMA Specification System Board Major Chips SpecificationPorts Specification AC Adapter nVidia SpecificationSystem Power Management Legacy Specification Mode AC Adapter ATI SpecificationCard Reader UMA & Discrete Specification System LED Indicator Specification Chapter Bios Setup Utility Navigating the Bios UtilityParameter Description Aspire 5742/5742G/5742Z/5742ZG BiosInformation UuidMain DisabledParameter Description Format/Option 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 Input Using DMIToolsOutput Chapter Machine Disassembly and Replacement Disassembly RequirementsPre-disassembly Instructions Screw 2.5D Disassembly ProcessMain Screw List Quantity Part Number Screw 3.0DExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List Step Quantity 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 Discrete Removing the Bluetooth BoardUMA 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 Mastro B6 Replacing the Thermal ModuleVGA/RAM PAD 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 Select Set up microphone Microphone ProblemsMicrophone Record Failure USB Failure Right side Select Repair your computer HDD Not Operating CorrectlySelect Startup Repair 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 Undetermined Problems Intermittent ProblemsDimm 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 USB/B Board USB ConnectorDescription PEW71/91 Wlan LED Power BoardPEW71/91 ON/OFF LED PEW71/91 Media LED SW1PEW51 Wlan LED PEW71/91 Media LEDPEW51 Media LED SW1 PEW71/81/91 Media LED LED11 PEW71/91 ON/OFF LED LED10 PEW71/91 Wlan LEDPEW51 Media LED LED12 PEW51 Wlan LED SW1 JREAD1 CR/B BoardJREAD2 ODD Board ODD connectorJODD2 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 Main Assembly Aspire Exploded DiagramsDescription Acer P/N 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 DVD RW Drive BD Combo DriveLCD 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 LCD Cable for W/O Cmos LCD Bezel for W/O CmosANTENNA*2, W/O CCD, Silver LCD Cover IMR-SILVER 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 MemorySpeaker HeatsinkMiscellaneous Acer Description Screw ListCategory Screw230 Chapter Aspire 5742/5742G Appendix aModel Country Acer Part No Description W7HP64ASNL1 MC W7HP64ASBE1 MCW7HP64ASDE1 MC W7HP64ASLU3 MCW7HP64ASDK2 MC TWN GctwnW7HP64ASTW1 MC W7HP64ASPL1 MCW7HP64ASFR1 MC W7HP64ASIT1 MCW7HP64EMASME2 MC W7HP64EMASTR1 MC W7HP64EMASZA2 MCW7HP64ASCH1 MC W7HP64ASGB1 MCW7HP64KASKR1 MC China LX.R5D01.001 AS5742G-5462G32Mnrr W7HP64ASCZ2 MC Germany LX.R5302.028 AS5742G-5464G64Bnkk CPU LCD VGA Model Country Acer BOM NameChip LX.R5C NLED15 N11PGLX.R5D 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 SO4GBII1G-DDR3 SO2GBI SO1GBII LX.R5D 1G-DDR3 SO2GBILX.R5C 1G-DDR3 SO2GBI SO2GBII LX.R5D 1G-DDR3 SO2GBI SO2GBII 1G-DDR3 SO4GBI SO4GBII 5464G50Mncc 005 ODD Wireless Bluetooth AdapterLAN1 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 11PGE1GBC Wxgag ARKXT512C WxgagGctwn LX.R5R 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 CodecCamera Vendor Type DescriptionHDD LAN Software NB ChipsetVGA Chip Vendor Type Description WiFi Antenna Wireless LAN278 Online Support Information Appendix C280 Index 282