LCD Failure | Acer 8935G guide

LCD Failure

If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace non- defective FRUs:

Start

OK

	Check LCD	NG	Swap
			LCD cable /LCD panel
	module?

OKOK

Check MB LCD	NG	Reassemble
connector and	NG	Re-plug LCD cable
cable ?

Swap M/B

Chapter 4

199

Image 209

Acer 8935G manual LCD Failure

Contents

Acer Aspire 8935G Service Guide Revision History III Copyright Problems Gives precautionary measures toProcedures Following conventions are used in this manual Preface Page Table of Contents Table of Contents FRU Field Replaceable Unit List 215 Microsoft Windows Vista Environment Test Acer SM80 Series Below is a brief summary of the computer’s many features FeaturesTFT LCD Resolution 1920 x 1080 Full HD Aspect ratio Chapter Fixed type Sata Interface Optical BD Combo/Super-multi Base Acpi 71 W 4800 mAh battery Pin 120 W AC adapterMegapixel digital camera, built-in Energy Star 103-/104-/107-key keyboard Touchpad pointing device Interface DDR System Block Diagram Your Acer Notebook tour Power button Turns the computer on and off ChapterFront View Icon Description HDD Indicates when the hard disk drive is activeDown and media play/pause, stop, previous, next With mute and hold keys Rear View Closed Front View Display Left ViewHdmi ExpressCard/54 Accepts one ExpressCard/54 module Slot Also available Chapter Right ViewOptical drive eject Bottom View Function Left Button Right Button Main TouchPad TouchPad Basics Icon Key Type Description Using the KeyboardKey Types Functions Windows KeysKey Description Hotkey Icon Function Remarks System Hotkeys Acer GridVista dual-display compatible Using the System Utilities Processor Specification Hardware Specifications and ConfigurationsProcessor Specifications CPU Southbridge Specification Northbridge SpecificationChipset Intel Gmch GM45 Package Pin Fcbga Chipset VGA Subsystem Specification Memory Combinations Slot Total Memory System Memory Specification LAN Interface Specification VGA controller SpecificationVGA Chipset AMDM96-XT Bluetooth Specification Wireless Module 802.11b/g SpecificationModem Specification USB Hard Disk Drive Interface cont’d Specification Hard Disk Drive Interface Specification Internal WD800BEVT WD1200BEVT WD1600BEVT WD2500BEVT WD3200BEVT Hard Disk Drive Interface Specifications Vendor HTS545050B9 HTS545040B9 Hard Disk Drive Interface Specifications Transfer rate Mbits/sec Max Data Writing Super-Multi Drive Module SpecificationReading Write DVD+RW DVD-RAM BD-ROM ver2.0, UDF2.5 BD-R ver1.0 Blue-Ray Combo Drive Module SpecificationCD-ROM CD-RW Audio Interface Specification Subwoofer Speaker Specification Audio Amplifier SpecificationFront Speaker Specification Center Speaker Specification Power and Keyboard Controller Specification Digital Camera SpecificationBattery Specification Cell Sony AS-2007B/SIMPLO AS Express Card Specification Card Reader Specification Chapter Navigating the Bios Utility Bios Setup Utility Uuid InformationParameter Description Parameter Description Format/Option Main Security Disabled orParameter Description Option Clear or Set Setting a Password Changing a Password IDE CD HL-DT-ST Dvdram GT20N-S2 BootUSB HDD USB KEY Exit Information Main Security Boot Exit Exit Saving Changes Bios Flash Utilities DOS Flash Utility Page WinFlash Utility Remove HDD Password Remove HDD/BIOS Password Utilities Removing Bios Passwords Using Boot Sequence Selector Output Input Using the LAN MAC Eeprom Utility Chapter Disassembly Requirements Machine Disassembly and Replacement Disassembly Process Pre-disassembly InstructionsGeneral Information Main Screw List Quantity Part Number Screw List Step Quantity External Module Disassembly ProcessExternal Modules Disassembly Flowchart Removing the Battery Pack Removing the Express Dummy Card Removing the SD Dummy Card Removing the Lower Door Step Size Quantity Screw Type ODD Module M2.5*4 Removing the Optical Drive Module Step Size Quantity Screw Type ODD Bracket M2*3 Removing the Primary Hard Disk Drive Module Remove the HDD from the carrier Chapter Remove the two screws securing the hard disk to the carrierStep Size Quantity Screw Type HDD1 Carrier M3*3 Removing the Secondary Hard Disk Drive Module Step Size Quantity Screw Type HDD2 Carrier M3*3 Removing the Dimm Modules Step Size Quantity Screw Type TV Tuner M2*3 Removing the TV Tuner Module Remove the TV Tuner as shown Step Size Quantity Screw Type Wlan Module M2*3 Removing the Wlan Module Detach the Wlan Module from the Wlan socket Upper Cover Disassembly Flowchart Main Unit Disassembly Process Lower Cover Disassembly Flowchart Removing the Keyboard Chapter Step Size Quantity Screw Type Removing the Switch Cover Chapter Step Size Quantity Screw Type Power Board M2.5*4 Removing the Power Board Removing the LCD Module Page Step Size Quantity Screw Type LCD Module M2.5*6.5 Removing the Upper Cover Chapter Step Size Quantity Screw Type Upper Cover M2.5*4 Red callout Remove the Upper Cover as shown Step Size Quantity Screw Type Upper Cover M2*3 Green callout Removing the Launch Board Volume Control M2*3 Board Removing the Volume Control Board Lift the board clear of the Upper Cover Chapter Removing the Power Saving Board FFC Removing the Media Board Lift the Media Board clear of the Upper Cover Removing the TouchPad Lock Board Step Size Quantity Screw Type Removing the Finger Print Reader Bracket Removing the TouchPad Board Finger Print M2*3 Reader Chapter Lift the board clear of the Upper Cover Removing the RTC Battery Step Size Quantity Screw Type Bluetooth Board M2*3 Removing the Bluetooth Board Remove the Bluetooth Board from the Lower Cover Chapter Removing the USB Board Step Size Quantity Screw Type USB Board M2.5*4 Power Saving M2.5*4 Board Remove the board from the chassis Removing the Power Saving Board Chapter 103 Removing the MainboardStep Size Quantity Screw Type Mainboard M2.5*4 104 Chapter Removing the Kensington Lock Bracket Removing the TV Tuner Antenna Chapter 107 Removing the SubwooferStep Size Quantity Screw Type Subwoofer 108 Chapter Step Size Quantity Screw Type Hinge Supports M2.5*4 Removing the Hinge Supports Step Size Quantity Screw Type Speaker Module Removing the Speaker Module Removing the Thermal Module Removing the Graphics Card Heatsink Step Size Quantity Screw Type Graphics Card M2.5*6.5 Removing the Graphics Card Removing the CPU Standard Bezel LCD Module Disassembly Flowchart LCD Module Disassembly Process Removing the Standard LCD Bezel Page 118 Chapter LCD Panel M2.5*4 Red callout M2*3 Green callout Chapter 119 Removing the LCD Panel 120 Chapter Removing the Camera Board Step Size Quantity Screw Type LCD Brackets M2*3 Removing the LCD Brackets and FPC CablePage LCD Bezel Cap M2.5*4 LCD Panel M2*3 LCD Brackets Flush Bezel LCD Module Disassembly Flowchart Step Size Quantity Screw Type LCD Bezel Cap M2.5*4 Removing the Flush LCD Bezel Cap 126 Chapter Removing the Flush LCD Bezel 128 Chapter LCD Panel M2.5*4 Red callout M2*3 Green callout Chapter 129 130 Chapter Removing the Camera Board 132 Chapter Page Standard Bezel LCD Module Reassembly-LCD Panel LCD Module Reassembly ProcedurePage 136 Chapter Chapter 137 Replacing the LCD Bezel Page Flush Bezel LCD Module Reassembly-LCD Panel Page 142 Chapter Chapter 143 144 Chapter Page Replacing the Flush LCD Bezel Cap Page Replacing the CPU Main Module Reassembly Procedure Chapter 149 Replacing the Graphics Card Graphics Card M2.5*6.5 Heatsink Replacing the Graphics Card Heatsink Connect the fan cable to the Mainboard Chapter 151 Replacing the Thermal Module Replacing the Speaker Module Chapter 153 Replacing the Hinge Supports Replacing the Subwoofer Page 156 Chapter Chapter 157 Replacing the MainboardKensington Lock M2*3 Bracket 158 Chapter Insert the board into the chassis as shown Chapter 159 Replacing the Power Saving Board Insert the single securing screw into the board Power Saving M2.5*4 BoardReplacing the USB Board Step Size Quantity Screw Type USB Board M2.5*4 Connect the Bluetooth cable to the Bluetooth Board Replacing the Bluetooth Board Connect the Bluetooth cable to the Mainboard Chapter 163 Replacing the RTC Battery Finger Print M2*3 Reader Chapter 165 Replacing the TouchPad Board 166 Chapter Page Finger Print M2*3 Reader Bracket Replacing the Finger Print Reader Bracket Replacing the TouchPad Lock Board 170 Chapter Replacing the Media Board Replacing the Power Saving Board FFC Replacing the Volume Control Board 174 Chapter Replacing the Launch Board Upper Cover M2.5*4 Red callout M2*3 Green callout Replacing the Upper CasePage 178 Chapter Replacing the LCD Module 180 Chapter Page 182 Chapter Replacing the Power Board 184 Chapter Step Size Quantity Screw Type Replacing the Keyboard Page Replacing the Wlan Module External Module Reassembly InstructionsInsert the Wlan board into the Wlan socket Connect the two antenna cables to the module Chapter 189 Replacing the TV Tuner Module Place the HDD in the HDD carrier Replacing the Dimm ModulesReplacing the Hard Disk Drive Module Insert the Lower Cover as shown Chapter 191 Replacing the ODD ModuleReplacing the Lower Covers Tighten the seven captive screws in the Lower Door Replacing the SD Dummy Card Replacing the Battery 194 Chapter Symptoms Verified Go To Common Problems Computer Shuts down Intermittently Power On Issue Start No Display Issue Abnormal Video Display Random Loss of Bios Settings Chapter 199 LCD Failure Built-In Keyboard Failure Chapter 201 TouchPad Failure Swap M/B Internal Speaker FailureOkok Internal Microphone Failure Microphone Problems HDD Not Operating Correctly Select Set up microphoneSelect Repair your computer Select Startup Repair Other Failures Intermittent ProblemsUSB Right Up/Down Side Failure Dimm Undetermined Problems Code Beeps Post Routine Description Post CodesChipset Post Codes 208 Chapter Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM Top View CRT PU5PU6 MXM-3 Clearing Password Check Clearing Password Check and Bios Recovery Bios Recovery Boot Block Bios Recovery by Crisis Disk FRU Field Replaceable Unit List Description Acer P/N Acer SM80 Exploded DiagramsMain Chassis LCD Assembly LCD Assembly Non-Bezel Acer SM80 FRU List BatteryCategory Description Acer PN Adapter Board Cable Category Description Acer PN Case/Cover/Bracket Assembly Combo Drive Category Description Acer PN CPU/ProcessorSuper Multidrive Sata LF F/WFG011J Sata LF F/WFG001JSata LF F/W FG011J HDD Bracket Assy Keyboard Antenna *3 LED LCD Flush Module 18.4 Wuxgag W/CCDLCD Cable for CCD LCD Cover Assy W/ANTENNA *3 Bezel CAP W/MMB1, Logo Cable LCD Bezel Assy for CCD W/GLASSLCD Bracket W/HINGE for Glass R LCD Bracket W/HINGE for Glass L LCD Bracket W/HINGE R LCD Bezel Assy for CCDLCD Bracket W/HINGE L LED LCD Module 18.4 Wuxgag W/CCD Antenna *2 Memory Remote ControlThermal Module Speaker Category Description Acer PN Screw Screw List Chapter 229 Appendix a 230 Appendix aAcer SM80 Series Appendix a Appendix a 232 AAP Appendix a 234 Appendix a Appendix a 236 China TWN Gctwn Appendix a 238 Appendix a Appendix a 240 Appendix a Appendix a 242 Appendix a Appendix a 244 AAP Appendix a 246 LCD VGA Vram Appendix a 248 N320GB 9A4G64Wn Appendix a 250 64*16*8 4KS 251 Appendix a 252 N320GB 954G64Wn Appendix a 254 N320GB 654G32Mi Appendix a 256 N320GB 644G32Mi Appendix a 258 ODD Appendix a 260 SP1x2MMW SS801U 9A4G64Wn AS8935G Appendix a 262 SP1x2MMW SS801U 874G50Bn 263 Appendix a 264 SP1x2MMW SS801U 964G57Wn AS8935G Appendix a 266 SP1x2MMW SP1x2MABG SS801U 654G32Mi AS8935G Appendix a 268 SP3x3MMW SS801U 904G100Bn AS8935G Appendix a 270 Appendix B Test Compatible Components LITE-ON Microsoft Windows Vista Environment Test Appendix B 273 Audio Codec Camera Bluetooth Appendix B 275 Card Reader Appendix B Appendix B 277 Appendix B Appendix B 279 Finger Print Reader Appendix B Appendix B 281 282 Appendix B 283 HDD2 Appendix B 285 286 Appendix B 287 AS8935GN10PGE1 Appendix B 289 LAN Micron SO1GBIII10 Appendix B 291 Hynix SO2GBIII10 Appendix B 293 BTCFPbkV3 HMT112S6AFP6C-G7N0 LF 64*16 0.065um AS8935GM96XT1G Appendix B 295 ODD Appendix B 297 BTCFPbkQV3 TS-L633B LF W/O bezel Sata AS8935GM96XT1G Appendix B 299 Appendix B Appendix B 301 Software VGA Chip TV Antenna Appendix B 303 WiFi Antenna Appendix B Appendix C Online Support Information 306 307 Index 308 ODD 309 310