LCD Failure | Acer 4253G manual

LCD Failure

If the LCD fails, perform the following:

Figure 4-3. LCD Failure

Troubleshooting

4-7

Image 135

Acer 4253G manual LCD Failure

Contents

Serviceguide Revision History Server has been stopped General information Chapter System Utilities Machine Maintenance Procedures Troubleshooting FRU Field Replaceable Unit List Page Chapter Features Page Page Features Graphics Storage SubsystemPrivacy Control Communication Dimension and WeightPower Adapter and Battery Optical Media Drive Optional Items WarrantySpecial Keys and Controls Ports Software Top View Icon Description Top View Icon Description Closed Front View Icon Description Hardware Specifications and Configurations Left View Icon Description Right View Icon Description Base View Icon Description Function Main Touchpad Left Button Right Button Touchpad Basics Lock key Description Using the Keyboard Windows Keys Key DescriptionFunctions supported by Windows XP Keyboard Hotkeys Hotkeys Hot key Icon Function Description System Block Diagram 10. System Block Diagram Computer specifications Metric Imperial Specification Tables FSB DMI/QBI CPU System Memory Specification Video Interface Specification BiosMemory Combinations Slot 1 MB Slot 2 MB Total Memory MB Keyboard Specification LAN Interface Specification Sata Hard Disk Drive AVL components SpecificationRPM 8MB WD5000BPVT WD6400BPVT WD7500BPVT MK7559GSXP Super-Multi Drive Specification DVD+RW DVD-RW, DVD+RW, DVD-R 4.7GDVD-R9, DVD-RAM4.7G DVD-ROM DVD-RAM DVD+R, DVD+R DL, DVD+R DVD-R DL, DVD-R 3.95 GB, DVD-R LG LP140WH4 LED SpecificationLCD Inverter not available with this model Specification LG LP140WH1 JST Graphics Controller SpecificationBluetooth Interface Specifications Nvidia ATI Bluetooth Module Specifications Camera Specification Mini Card Specification3G Card not available in this model Audio Codec and Amplifier Specification PCI-E Audio Interface SpecificationWireless Module 802.11b/g/n Specification Battery Specification Ehci USB Port SpecificationHdmi Port Specification AC Adapter Specification System Power Management Specification Card Reader SpecificationLqfp 48P System DMA Specification Legacy Mode Power Management System LED Indicator Specification System Interrupt Specification Hardware IRQ System Function Page VGA CF8 CFBPCIDIVO-1 Hardware Specifications and Configurations System Utilities Bios Setup Utility Navigating the Bios Utility Bios Setup Utility Information Bios Information Parameter Description Uuid Main Bios Main Parameter Description Format/Option Bios Main Parameter Description Format/Option Security Bios Security Parameter Description Option Setting a Password Changing a Password Setup Warning Invalid Password 10. Bios Boot Boot Exit Parameters Description Exit Bios Flash Utilities DOS Flash Utility 12. Bios Boot 13. DOS Flash Process 15. InsydeFlash WinFlash Utility 16. Password Error Status Clearing Bios Passwords 18. Cmos Jumper Description Clear Cmos Jumper Removing Bios Passwords Method Miscellaneous Tools Using DMITools 22. Asset Tag Menu Item 24. Serial Number Menu Item 26. Veeprom Command Prompt 27. LAN MAC Eeprom LAM MAC Eeprom Parameter Description Using the LAN MAC Eeprom Utility 28. USB Flash Crisis Disk Crisis Disk Recovery System Utilities System Utilities Machine Maintenance Procedures Page Page Page Introduction Recommended EquipmentScrew List Maintenance Flowchart USB DimmWlan RTC AC Adapter Outlet Getting Started Battery Pack Installation Battery Pack Removal Dummy Card Removal Dummy Card Installation Keyboard Latches Keyboard Removal Keyboard Installation ODD Module in Lower Cover ODD Optical Disk Drive Module Removal Size Quantity Screw Type ODD Module Installation Lower Cover Screw Location Lower Cover Removal 10. Lower Cover Removal Lower Cover Installation 11. Component Location Dimm Dual In-line Memory Module Module Removal Dimm Module Installation 13. Wlan Module Wlan Wireless Local Area Network Module Removal M2.5*4.0 Wlan Module Installation USB Module Installation USB Module RemovalM2.5*3.0 RTC Battery Installation RTC Battery Removal 17. Bluetooth Module Bluetooth Module Removal 19. Bluetooth Module Bluetooth Module Installation 20. Thermal Module Thermal Module Removal 21. Thermal Module Thermal Module Installation M2.5*3.0 Ni 22. HDD Module Location HDD Hard Disk Drive Module Removal 24. HDD Module HDD Module Installation 25. Mainboard Location Mainboard Removal 26. Mainboard Mainboard Installation 27. LCD Hinge Screws LCD Liquid Crystal Display Module Removal LCD Module Installation 29. Speaker Speaker Removal Speaker Installation 31. LCD Bezel LCD Bezel Removal Size Quantity Screw Type M2.5*4.0 LCD Bezel Installation 34. Camera Module Location Camera Module Removal Camera Module Installation 36. LCD Panel LCD Panel Removal LCD Panel Installation LCD Bracket Installation LCD Bracket RemovalM2.0*3.0 39. Lvds Cable Lvds Cable Removal 41. Lvds Cable Lvds Cable Installation Wlan Antenna Removal Wlan Antenna Installation Troubleshooting Introduction -3 General Information Common Problems Power On Issue Power On Issues No Display Issue No Display Issues Abnormal Video LCD Failure LCD Failure Keyboard Failure Keyboard Failure Touchpad Failure Touchpad Failure Internal Speaker Failure Internal Speaker Failure Troubleshooting Microphone Failure Microphone Failure USB Failure USB Failure Other Functions Failure Undetermined Problems Intermittent Problems Post Codes Post Code Range Phase Peienterrecoverymode PEI Peicpuhtreset PEIPeimemoryinstall PEI Peiswitchstack PEI Dxesmarttimerinit DXE Peirecoverystartflash PEIDXECF9RESET Dxesmmaccess DXE Dxefirstsmi DXE Bdsinstallhotkey BDSBdsbeforepciioinstall BDS Dxerelocatesmbase DXE Bdsenterbootmanager BDS Bdsenumerateallbootoption BDSBdsendofbootselection BDS Bdsentersetup BDS S3BEFOREACPIBOOTSCRIPT PEI S3RESTOREMEMORYCONTROLLER PEIS3INSTALLS3MEMORY PEI S3SWITCHSTACK PEI 10. InsydeH2ODDT Debugger Post Code Table Jumper and Connector Locations Page Mainboard Top Description Mainboard Jumper and Connector Locations Mainboard Bottom Description Clearing Password Check Clearing Password Check and Bios Recovery Clear Cmos Jumper Bios Recovery by Crisis Disk Steps for Bios Recovery from USB Storage Jumper and Connector Locations FRU Field Replaceable Unit List Exploded Diagrams FRU List Screw List FRU Field Replaceable Unit List Exploded Diagrams FRU Field Replaceable Unit List LCD Assembly Exploded Diagram Adapter BatteryFRU List FRU List Category Description Acer Part No Cable Board CASE/COVER/BRACKET Assembly ODD Bracket DVD RW DriveDVD/RW Super Multi Sata Module ODD Bezel Super Multi LF F/WGJ001J Sata 8MB LF F/W0001SDM1BS,MK3265GSX Sata 8MB LF F/WGJ001J WD6400BPVT-22HXZT1, ML375M Sata 8MB WD5000BEVT-22A0RT0, ML320M,WD SataWD6400BEVT-22A0RT0, ML320 Sata 8MB LF LF F/WGJ002J Keyboard LCD Cover W/ ANT IMR Black LCDLCD Module 14 LED Glare IMR W/CCD ANTENNA*2 Black LCD Cable LCD Bezel for CCDLCD Bracket W/ Hinge L LCD Bracket W/ Hinge R LCD Cover W/ ANT IMR RED ANTENNA*2 RED Card READER,MIC MainboardMain Board UMA E350 1.6G, W/CARD READER,MIC Main Board Seymourxt E350 1.6G Speaker HeatsinkThermal Module UMA 18W Thermal Module DIS 18W Miscellaneous Screw List Model Definition and Configuration Acer 4255 -1Aspire 4253G W7ST32EMASID1 MC AcerRO, Description Model Country Acer Part No AAP China W7HB64SCASCN1 MCW7HB64EMASID1 MC W7HB64EMASEA1 MC W7ST32EMASEA1 MCW7ST32EMASTH1 MC W7ST32EMASTH4 MC W7ST32EMASTH3 MC W7HP64EMASEA1 MC CPU, LCD Model Country Acer Part No CPU LCDAMDE350B NLED14WXGAG AS4253-E35 ACLA-Spanish LX.RDT0C.001 UMA VGA Chip, Vram Model Country Acer Part No AS4253-E35 Thailand LX.RDU0C.005 AS4253-E35 China LX.RDT0C.011 Memory 1, Memory 2, HDD Model Country Acer Part No HDD 1GBSO1GBIII10 SO2GBIII10 SO2GBIII10 SO1GBIII10 NSM8XS ODD, Extra SW1, Card Reader Model Country Acer Part NoODD Extra SW1 Card Reader AS4253-E35 ACLA-Spanish LX.RDT01.001 LAN1 AMD A50MBGN FCH AS4253-E35 Indonesia LX.RDT08.002 3rd WiFi AS4253-E35 Malaysia LX.RDT0C.012 3rd WiFi Battery, Adapter, Camera Model Country Acer Part No Battery, Adapter, Camera Model Country Acer Part No Battery, Adapter, Camera Model Country Acer Part No LINPUSATH4 Aspire 4253GLINPUSATH3 LINPUSATH1 Thailand LX.RDW08.003 AS4253G-E352G50Mnkk EM LINPUSAPH1 Seymourxt 10. VGA Chip, Vram Model Country Acer Part No 11. Memory 1, Memory 2, HDD Model Country Acer Part No AS4253G-E3 Thailand LX.RDX0C.001 12. ODD, Extra SW1, Card Reader Model Country Acer Part No AS4253G-E3 Philippines LX.RDW0C.004 14. Battery, Adapter, Camera Model Country Acer Part No 14. Battery, Adapter, Camera Model Country Acer Part No Model Definition and Configuration Test Compatible Components Microsoft Windows 7 Environment Test Test Compatible Components Audio Codec Microsoft Windows 7 Environment Test Camera Card ReaderHDD 375G/P Sata 8MB LF LF+HF F/WGN003J Keyboard LANMemory NB Chipset SB Chipset SoftwareVGA Chip LITE-ON BGN WiFi AntennaWireless LAN Pifa Online Support Information Introduction Online Support Information Online Support Information