Replacing the Launch Board | Acer 5940G instruction

Replacing the Launch Board

1.Feed the FFC through the penetration in the Upper Cover as shown.

2.Place the Launch Board into the Upper Cover.

3.Press down on the top of the board toengage the securing clips (1) and push the Launch Board in the direction of the arrow (2) to lock the board in place.

1

Securing Clip

2

Chapter 3

121

Image 131

Acer 5940G manual Replacing the Launch Board

Contents

Aspire 5940G Series Service Guide Revision History III Copyright Conventions Preface Page Table of Contents Viii 135 Microsoft Windows 7 Environment Test Aspire 5940G Series Table of Contents Chapter Features Privacy control Dimensions and WeightPower subsystem Communication Environment Fan Control System Block Diagram Icon Description Your Acer Notebook tourFront View HDD Closed Front View Left View Rear View 1394 Right View Bottom View Function Left Button Right Button Main touchpad TouchPad Basics with fingerprint reader Lock Keys and embedded numeric keypad Using the Keyboard Key Description Windows Keys Hotkey Icon Function Description Hot Keys US dollar sign Euro symbolSpecial Key Acer GridVista dual-display compatible Using the System Utilities Hardware Specifications and Configurations Memory Combinations Slot Total Memory System Memory Specification Wireless Module 802.11b/g Specification LAN Interface Specification Blueray Combo Module Hard Disk Drive Interface Specification DVD-RAM DVD-RWDVD+RW System Board Major Chips Controller Audio Interface SpecificationSuper-Multi Drive Module TBD Keyboard SpecificationBattery Specification Cell LCD 15.6 HD Specification Navigating the Bios Utility Bios Setup Utility Parameter Description Information5SW1P2VA HL-DT-ST Dvdram GT20N Parameter Description Format/Option DisabledMain Parameter Description Submenu Items Advanced URR IGD-TVAspm Aspm L1 Clear or Set Disabled orSecurity Parameter Description Option Removing a Password Setting a Password Continue Changing a Password Acpi S3 Power Acpi S3 USB Cdrom Boot Exit Advanced Security Power Boot Exit Exit Saving Changes Bios Flash Utilities DOS Flash Utility Chapter WinFlash Utility UnlockHD Remove HDD/BIOS Password UtilitiesRemove HDD Password Password Cleaning Bios Passwords Removing Bios Passwords Using Boot Sequence Selector Output Using DMIToolsInput Using the ICW50/ICY70 LAN MAC Utility Chapter Disassembly Requirements Machine Disassembly and Replacement Main Screw List Quantity Part Number Pre-disassembly InstructionsDisassembly Process General Information ODD External Module Disassembly ProcessExternal Modules Disassembly Flowchart Screw List Step Quantity Removing the Battery Pack Removing the Express Dummy Card Removing the SD Dummy Card Wlan HDD Removing the Lower Covers Step Size Quantity Screw Type ODD Module M2.5*5 Removing the Optical Drive Module Step Size Quantity Screw Type ODD Bracket M2*3 Removing the Hard Disk Drive Module Step Size Quantity Screw Type HDD Carrier M3*3 Removing the Dimm Modules Step Size Quantity Screw Type Wlan Module M2*3 Removing the Wlan Module Chapter Upper Cover Disassembly Flowchart Main Unit Disassembly Process Cpuscrewsprin Lower Cover Disassembly FlowchartVGA/MXM Removing the Keyboard Chapter Step Size Quantity Screw Type Removing the Upper Cover Step Size Quantity Screw Type Keyboard Cover M2.5*5 Page Securing Clip Removing the Media BoardPage Removing the Launch Board Page Step Size Quantity Screw Type Speaker Module M2.5*3 Removing the Speaker ModulePage Removing the Power Saving Board Page Removing the Volume Control Board Removing the MIC Board Step Size Quantity Screw Type Button Board M2.5*5 Removing the Button Board and Finger Print Reader Finger Print M2*3 Reader Chapter Remove the Finger Print Reader from the bracket as shown Removing the TouchPad Bracket Remove the two screws securing the TouchPad Bracket in place Removing the LCD Module Chapter Page Chapter Step Size Quantity Screw Type LCD Module M2.5*5 Chapter Step Size Quantity Screw Type Right Saddle M2.5*5 Removing the Saddles Lift the right side Saddle clear of the Lower Cover as shown Step Size Quantity Screw Type USB Board M2.5*3 Removing the USB Board Removing the Subwoofer Removing the Bluetooth Module Disconnect the cable from the Bluetooth Module Removing the Card Reader Board Step Size Quantity Screw Type Hinge Wells M2.5*3 Removing the Hinge Wells Step Size Quantity Screw Type Mainboard M2.5*3 Removing the Mainboard Removing the RTC Battery Removing the VGA/MXM Card Step Size Quantity Screw Type Thermal Module Removing the Thermal ModulePage Removing the CPU Replacing the CPU Main Module Reassembly Procedure Replacing the Thermal Module Replacing the VGA/MXM Card Replacing the Mainboard Replacing the Card Reader Board Replacing the Hinge Wells Connect the Bluetooth cable to the module as shown Replacing the Bluetooth Module Replacing the USB Board Replacing the Subwoofer Replacing the Saddles Replacing the LCD Module Replacing the TouchPad Bracket Step Size Quantity Screw Type Replacing the Button Board and Finger Print Reader Page Adhire the Button Board FFC to the back of the touchpad Replacing the MIC Board Replacing the Volume Control Board Replacing the Power Saving Board 118 Chapter Replacing the Speaker Module 120 Chapter Replacing the Launch Board 122 Chapter Replacing the Media Board Replacing the Upper Cover Page 126 Chapter Step Size Quantity Screw Type Replacing the Keyboard Replacing the Wlan Module 130 Chapter Replacing the Hard Disk Drive Module Replacing the Dimm Modules Replacing the ODD Module Replacing the SD Dummy Card Replacing the Lower Covers Replacing the PCI Express Dummy Card Replacing the Battery Symptoms Verified Go To Common Problems Computer Shutsdown Intermittently Power On Issue No Post or Video No Display Issue Abnormal Video Display Random Loss of Bios Settings Built-In Keyboard Failure LCD Failure Internal Speaker Failure TouchPad Failure Sound Problems Internal Microphone Failure Microphone ProblemsSelect Set up microphone Select Startup Repair HDD Not Operating CorrectlySelect Repair your computer ODD Not Operating Correctly ODD Failure Discs Do Not Play Drive Not Detected Modem Function Failure Wireless Function Failure External Mouse Failure Thermal Unit Failure Other Failures Dimm Intermittent ProblemsUndetermined Problems SNP Post CodesChipset Post Codes Port 80 Code Driver Name Code Beeps Post Routine Description Code Beeps Post Routine Description Display prompt Press F2 to enter Setup Code Beeps For Boot Block in Flash ROM Code Beeps For Boot Block in Flash ROM Top View Bottom View LS-5011P LCD Backlight Board Backlight on/off Connector LED3 LS-5012P Launch BoardLED1 LED2 LS-5013P Media Board LS-5014P VR Board LTT-SS801U-13LGA28 LS-5015P Finger printer Board ANT1 LS-5016P USB BoardJP1 JMINI2 LS-5017P IO BoardJMINI1 JREAD1 LS-5018P Power Saving Board LS-5019P Touch pad button Board Hardware Open Gap Description Clearing Password Check and Bios RecoveryClearing Password Check Steps for Clearing Bios Password Check Steps for Bios Recovery by Crisis Disk Bios Recovery by Crisis DiskBios Recovery Boot Block Bios Recovery Hotkey 170 Chapter FRU Field Replaceable Unit List Description Acer P/N Aspire 5940G Series Exploded DiagramsMain Assembly Base Assembly Description Acer Part Number Aspire 5940G Series FRU List RF Cable Power Saving CableFFC USB Cable Mini Door HDD ConnectorVR Button Volume Control HDD Door Chapter 177 ODD BD Combo Module ODD SUPER-MULTI Drive ModuleODD BEZEL-SM ODD Bracket Antenna WIMAX-AUX Assy LED Module 15.6W Wxga GlareLCD COVER-IMRBLUE Antenna WIMAX-MAIN Category Description Acer P/N Screw Screw List Chapter 181 Model Country Acer Part No Description Appendix aAspire 5940G Series W7HP64RUATUK1 MC W7HP64EMATME2 MCTWN Gctwn W7HP64RUATRU1 MC W7HP64EMATID1 MC W7HP64EMATTH1 MC W7HP64EMATME3 MC W7HP64EMATTR1 MCW7HP64EMA1ME2 MC W7HP64EMATME4 MC W7HP64EMATME6 MCW7HP64EMATZA4 MC Ukraine LX.PFQ02.059 AS5940G-724G50Bi Italy LX.PFQ07.013 AS5940G-724G50Bn W7UT64ATIT1 W7HP64EMATZA1 MC W7HP64EMATME9 MCW7HP64EMATDZ1 MC Luxembour LX.PFQ02.027 AS5940G-724G50Wn W7HP64ATLU3 Hungary LX.PFQ02.042 AS5940G-724G50Wn W7HP64ATHU1 Spain LX.PFQ02.043 AS5940G-724G50Wn W7HP64ATES1 SO2GBIII10 ModelMemory Chip NLED15.6WXGAG Appendix a 194 195 NBDCB4XS Media Extra SW1 2GB ProcessorNBDRW4XS NSM8XS AS5940G-724G50Bn N500GB5.4KS 199 Model Card Reader Wireless LAN1 Bluetooth 201 Model Card Reader Wireless LAN1 Bluetooth 203 Appendix a 204 Appendix B Test Compatible Components Audio Codec BatteryMicrosoft Windows 7 Environment Test Vendor Description ITEMNo Adapter Camera Vendor Description ITEMNo Finger Print Vendor Description ITEMNo 210 Keyboard Memory Appendix B 213 Vendor Description ITEMNo NB Chipset Appendix B 215 Sata Hlds NBDCB4XS Remote Controller TV Antenna WiFi AntennaWireless LAN Software 218 Appendix C Online Support Information 220 Index ODD 223 224