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Acer D255 manual Table of Contents

Models: D255

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Specs System Block Diagram Bluetooth Password Euro symbol Wireless and networking Dimension Common Problems Bios Setup Utility Jumper and Connector Locations

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Acer D255 manual Table of Contents

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Contents

Aspire One D255 Series Service Guide Revision History Copyright Conventions Preface Page Table of Contents 125 Jumper and Connector Locations 147 Aspire D255Table of Contents Features ChapterDisplay Wireless and networkingColor options Storage subsystemPrivacy control Dimensions and weightPower adapter and battery Input and controlSoftware Eco complianceSystem Block Diagram DDR2DDR3 Top View Your Notebook TourComponent Icon Description Closed Front View Component Icon Description Power indicatorBattery indicator Rear ViewRight View Bottom View Touchpad Basics Function Left Button Right Button Main TouchPadUsing the Keyboard Lock Keys and Embedded Numeric KeypadWindows Keys Key DescriptionHot Keys Hotkey Icon Function DescriptionSpecial Key Using the communication keyEuro symbol US dollar signProcessor Specifications Hardware Specifications and ConfigurationsProcessor Specification Cores Bus Mfg Cache Package Acer P/N SpeedSystem Memory DDR2 Specification For N550 OS mode CPU Temperature Fan Speed RPM SPL Spec dBASystem Memory DDR3 Specification Video Interface Specification BiosWireless Module 802.11b/g/Draft-N Specification LAN Interface SpecificationBattery Specification Bluetooth Interface Specification Hard Disk Drive Interface SpecificationSuper-Multi Drive Module Not available with this module LCD Specification LCD Inverter not present on this modelKeyboard Controller Specification LCD Display Supported Resolution BitsCamera Specifications Audio Subsystem Specification 3G Module SpecificationUSB Port Specification Hdmi Port Not available on this modelAC Adapter Specification Ports SpecificationSystem Board Major Chips Specification Card Reader SpecificationSystem LED Indicator Specification Power Specification Legacy Acpi Mode Power ManagementChapter Bios Setup Utility Navigating the Bios UtilityInformation Parameter DescriptionMain Parameter Description Format/OptionParameter Description Option DisabledSecurity Clear or SetSetting a Password Removing a PasswordChanging a Password ContinueBoot USB CdromExit Exit Saving ChangesBios Flash Utility DOS Flash Utility Page WinFlash Utility Password Remove HDD/BIOS Password UtilitiesRemoving HDD Password UnlockHDRemoving Bios Passwords Cleaning Bios PasswordsUsing DMITools Using Boot Sequence SelectorMiscellaneous Utilities Using the LAN MAC Utility Example 1 Read DMI Information from MemoryExecute MAC.BAT to write MAC information to eeprom Chapter Using the crisis disk Creating a USB Flash Crisis DiskMachine Disassembly and Replacement Disassembly RequirementsGeneral Information Pre-disassembly InstructionsDisassembly Process Main Screw List Quantity Part NumberExternal Modules Disassembly Flowchart External Module Disassembly ProcessScrew List Step Quantity Removing the Battery Pack Removing the SD Dummy Card Removing the 3G Card Removing the Keyboard Unlock the FPC Remove the FPC and the keyboard Removing the Lower Door Step Size Quantity Screw Type Lower Door M2*7Removing the Dimm Module Removing the HDD Module Step Size Quantity Screw Type HDD Module M2*3Step Size Quantity Screw Type HDD Carrier M3*3 Ni Removing the 3G Module Step Size Quantity Screw Type 3G Module M2*3Removing the Wlan Module Step Size Quantity Screw Type Wlan Module M2*3 Main Unit Disassembly Process Main Unit Disassembly FlowchartRemoving the Upper Cover Step Size Quantity Screw Type Upper Cover M2*7 Step Size Quantity Screw Type Lower Cover M2*5Page Chapter Removing the Button Board Step Size Quantity Screw Type Button Board M2*3 t=0.04 Removing the LED Board Step Size Quantity Screw Type LED Board M2*3Removing the Bluetooth Module Removing the RTC Battery Removing the Speaker Module Step Size Quantity Screw Type Speakers M2*3 Removing the Mainboard Page Step Size Quantity Screw Type Mainboard M2*3 Page Removing the Thermal Module Step Size Quantity Screw Type Thermal Module M2*3Chapter Removing the LCD Module Step Size Quantity Screw Type LCD Module M2*4 Ni Remove the LCD module from the chassis LCD Module Disassembly Process LCD Module Disassembly FlowchartRemoving the LCD Bezel Step Size Quantity Screw Type LCD Bezel M2*4 NiRemoving the Camera Module Removing the LCD Panel Step Size Quantity Screw Type LCD Panel M2*3t=0.04Page Chapter Removing the Microphone Module Removing the LCD Brackets Step Size Quantity Screw TypeRemoving the 3G and Wlan Antennas Chapter LCD Module Reassembly Procedure Replacing the 3G and Wlan AntennasChapter Replacing the LCD Brackets Replacing Microphone Module Replacing the Lvds Cable Step Size Quantity Screw Type LCD Panel M2*3 t=0.04 Replacing the CCD Module Replacing the LCD BezelStep Size Quantity Screw Type LCD Bezel M2*4 Ni Main Module Reassembly Procedure Replacing the LCD Module100 Chapter Page Replacing the Thermal Module Replacing the Mainboard Replace the two 2 screws to secure the mainboard Page 106 Chapter Replacing the Speakers Replacing the RTC Battery Replacing the Bluetooth ModuleReplacing the LED Board Replacing the Button Board Page Replacing the Upper Cover Secure the upper cover to the chassis using seven 7 screws 114 Chapter Replacing the Wlan Module Replacing the 3G Module Replacing the HDD Module Step Size Quantity Screw Type HDD Module M3*3 Ni118 Chapter Replacing the Dimm Module Replacing the Lower CoverReplacing the Keyboard Replacing the 3G Card Replacing the Battery Replacing the SD Dummy CardPage 124 Chapter 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 Built-In Keyboard FailureTouch Pad Failure Internal Speaker FailureSound Problems Select Set up microphone Microphone ProblemsInternal Microphone Failure Select Repair your computer HDD Not Operating CorrectlySelect Startup Repair Wireless Function Failure USB Failure3G Function Failure Cosmetic Failure Thermal Unit Failure External Mouse FailureOther Failures Intermittent Problems Undetermined ProblemsMemory Post CodesSec Code DescriptionBDS & Specific action Each Peim entry point used in 80PORT Each Driver entry point used in 80PORTSecuritystub Moniterkey Each SmmDriver entry point used in 80PORT 146 Chapter Jumper and Connector Locations Mainboard Top ViewMainboard Bottom View DDR3 Model Steps for Clearing Bios Password Check Clearing Password Check and Bios RecoveryClearing Password Check Description LocationBios Recovery Hotkey Bios Recovery by Crisis DiskBios Recovery Boot Block Steps for Bios Recovery from USB StorageFRU Field Replaceable Unit List Main Assembly Exploded DiagramsDescription Acer P/N 23.SDE02.002 Logic Lower Assembly60.SDE02.002 55.SDE02.001 Logic Upper Assembly60.SDE02.001 LCD Assembly Aspire D255 FRU List Category DescriptionCable HDD Housing HDD/HARD Disk Drive 160 LCD LED LCD CMO 10.1 Wsvga Glare N101L6 ANTENNA, CCD, 3G-RED LCD Cover IMR-RED W/3G ANTENNA, CCD, 3G-BROWN LCD Cover IMR-BROWN W/3G LK.1010D.004 L0D LF 200NIT 10MS ANTENNA, CCD, 3G-BLUE LCD Cover IMR-BLUE W/3G Chapter 167 LED LCD AUO 10.1 Wsvga None Glare ANTENNA, CCD, 3G-RED 170 Chapter 171 172 Mainboard Heatsink LCD GASKET-L for W/3G Screw List AcerPN Acer Description ScrewAspire D255 Appendix aModel Country Acer Part No Description USA Model Country Acer Part No Description 180 Chapter Model Country Acer Part No Description 182 Chapter USA Acla Model Country Acer Part No Description 186 Chapter Model Country Acer Part No Description 188 Chapter China 190 Chapter Model Country Acer Part No Description 192 Chapter USA 194 Chapter Model Country Acer Part No Description 196 Chapter Model Country Acer Part No Description 198 Chapter China 200 Chapter Model Country Acer Part No Description 202 Chapter USA 204 Chapter Model Country Acer Part No Description Model Country Acer Part No BOM Name CPU LCDAOD255 Austria AOD255 Germany LU.SDE0B.013 AOD255UMACkk2 AOD255 Portugal AOD255 LU.SDE0B.073 AOD255UMACkk2 AOD255 China LU.SDE0C.001 AOD255UMACkk2 AOD255 Malaysia LU.SDF0D.011 AOD255UMACbb2 AOD255 Albania AOD255 Germany AOD255 Norway AOD255 South Africa LU.SDE0D.031 AOD255UMACkk2 AOD255 S2.SDE0D.004 AOD255UMACkk2 ATMN550B AOD255 Singapore LU.SDP0D.005 AOD255UMACcc3 AOD255 Cyprus LU.SDJ0D.038 AOD255UMACkk3 AOD255 Italy LU.SDJ0D.054 AOD255UMACkk3 AOD255 Singapore LU.SDJ0D.007 AOD255UMACkk3 LU.SDJ0D.089 AOD255UMACkk3 Model Country Acer Part No Memory Extra SW1LU.SDF0B.003 AOD255 Czech LU.SDE0B.077 AOD255 Middle East LU.SDE0B.006 AOD255 South Africa LU.SDE0B.047 SO2GBII6 AOD255 S2.SDF0D.002 AOD255 Philippines LU.SDN0D.004 AOD255 Belgium LU.SDE0D.075 AOD255 Hungary LU.SDE0D.049 AOD255 Portugal LU.SDE0D.055 AOD255 LU.SDE0D.045 LU.SDG0D.006 AOD255 Singapore LU.SDH0D.009 AOD255 Austria LU.SDJ0D.041 AOD255 Greece LU.SDJ0D.064 AOD255 Middle East LU.SDJ0D.084 AOD255 South Africa LU.SDJ0D.086 Model Country Acer Part No Wireless LAN1 Bluetooth LU.SDF0B.001 3rd WiFi 1x1 BGN AOD255-2BQbb LU.SDE0B.001 3rd WiFi 1x1 BGN AOD255-2BQkk LU.SDE0B.004 3rd WiFi 1x1 BGN AOD255-2BQkk LU.SDF0D.002 3rd WiFi 1x1 BGN AOD255-2DQbb Model Country Acer Part No Wireless LAN1 Bluetooth 248 Chapter LU.SDE0D.005 3rd WiFi 1x1 BGN AOD255-2DQkk 250 Chapter Model Country Acer Part No Wireless LAN1 Bluetooth 252 Chapter Model Country Acer Part No Wireless LAN1 Bluetooth 254 Chapter Appendix B Microsoft Windows 7 Environment TestHDD Software MouseNB Chipset VGA ChipVendor Type Description WiFi Antenna Wireless LANOnline Support Information Appendix C260 Index 262