Acer 250 manual

7.Fasten the LCD bezel with the four screws. Then cover the four screw pads.

Chapter 3

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Image 95

Acer 250 manual

Contents

Acer TravelMate 240/250 Series Revision History Date Chapter Updates Disclaimer Copyright Screen messages Conventions Preface Page Table of Contents Appendix C Online Support Information 146 Index 148 Table of Contents System Introduction Features Display ICH4-M System Block Diagram Top View Board Layout Bottom View Front Panel Panel Icon Item/ Port Description Left PanelDescription Icon Item/ Port Description Right Panel Icon Port Description Rear Panel Bottom Panel Icon Function Description Indicators Understanding the icons Lock key Description KeyboardSpecial keys Keys Description Desired access Num lock on Num lock off Hot Keys Click on the language tab and click on Details Launch Keys Second Level Cache Hardware Specifications and ConfigurationsSystem Board Major Chips Processor for TravelMate DDR-DRAM System MemoryMemory Combinations 0MB MFM LAN InterfaceModem Interface Floppy Disk Drive Interface CD-ROM Interface Items SpecificationHard Disk Drive Interface DVD-9/DVD-R DVD-ROM InterfaceIDE Combo Drive Interface 8MB Audio InterfaceVideo Interface Video Memory Pcmcia Port Video Resolutions ModeParallel Port USB Port Simplo BatteryDC-DC/Charger Converter API TFT DC-AC LCD InverterAC Adapter TX38D85VC1CAB System Hibernation timer expires Power ManagementPower Saving Mode Phenomenon Standby Mode Hibernation Mode Memory Address Map Mechanical SpecificationEnvironmental Requirements FF000000-FFFFFFFF Address MapFEBFFC00-FEBFFFFF FEC10000-FEC1FFFF Address Map DMA Channel Function IRQ Assignment MapDMA Channel Assignment Interrupt Channel Function System Utilities Bios Setup Utility Navigating the Bios Utility Parameter Description Information Main Parameter Description Format/Option DMA3/DMA1 AdvancedParameter Description Options IRQ7/IRQ5 Security Parameter Description Option Clear or Set Removing a Password Chapter Boot Exit System Diagnostic Diskette Bios Flash Utility Chapter Machine Disassembly and Replacement Before You Begin General Information HDD Disassembly Procedure Flowchart Screw List Removing the Battery Removing the Memory Module Removing the Modem Board Disassembling the Hard Disk Drive Module Removing the Hard Disk Drive Module Removing the Launch Board Removing the LCD ModuleRemoving the Middle Cover Removing the LCD Module Chapter Removing the Inverter Board 15 LCD Disassembling the LCD ModuleRemoving the LCD Bezel Removing the LCD Brackets Removing the 15 TFT LCD Removing the LCD Hinges Removing the LCD Coaxial CablePage Removing the MimiPCI Card Plate Removing the RTC BatteryDisassembling the Main Unit Removing the Keyboard Removing the Processor Removing the Thermal Module Removing the Upper Case Assemly Installing the Processor Removing the Touchpad Cable Removing the Touchpad Board Dissembling the Floppy Disk Drive Module Removing the Floppy Disk Drive Module Removing the CPU Heatsink Plate Removing the VGA Heatsink Plate Removing the HDD Bracket Removing the ODD Module1Removing the ODD Module2 Removing the DC Board Removing the Main Board Removing the Pcmcia Slot Removing the I/O Port Bracket Removing the Speaker Set Base Unit to Wireless Unit System Upgrade Procedure Installing the Main Board Installing the Speaker SetInstalling the DC Board Installing the Pcmcia Slot Installing the ODD Module Installing the HDD Bracket Installing the VGA Heatsink Plate Installing the CPU Heatsink Plate Installing the Touchpad Board Installing the Floppy Disk Drive ModuleInstalling the Touchpad Cable Installing the Upper Case Assemly Installing the Thermal Module Installing the MimiPCI Card Plate Installing the Keyboard Installing the RTC BatteryPage Assembling the LCD Module Installing the LCD HingesInstalling the LCD Coaxial Cable Installing the LCD Brackets Installing the Inverter Board 15 LCD Installing the 15 TFT LCD Installing the LCD Bezel Page Installing the Launch Board Installing the LCD ModuleInstalling the LCD Module Installing the Middle Cover TravelMate 240 Installing the Hard Disk Drive Module Removing the Modem Board Installing the Memory Module Installing the Battery Symptoms Verified Go To Troubleshooting Keyboard or Auxiliary Input Device Check System Check ProceduresExternal Diskette Drive Check External CD-ROM Drive Check Memory check Power System Check Check the Power Adapter Touchpad Check Check the Battery Pack Power-On Self-Test Post Error Message Error Codes Error Messages Index of Error MessagesError Code List Error Message List CPU ID Cmos Dimm CRT No beep Error Messages FRU/Action in Sequence Code Beeps Post Routine Description Post Codes Chapter 104 Code Beeps Post Routine Description Code Beeps For Boot Block in Flash ROM Power-Related Symptoms Index of Symptom-to-FRU Error MessageLCD-Related Symptoms Indicator-Related Symptoms Power Management-Related Symptoms PCMCIA-Related SymptomsMemory-Related Symptoms Speaker-Related Symptoms Modem-Related Symptoms Peripheral-Related SymptomsKeyboard/Touchpad-Related Symptoms Intermittent Problems Dimm Undetermined Problems Jumper and Connector Locations SW1 RJ1 LIN1FAN1 LOUT1 SW1 Settings 115 TravelMate 240 FRU Field Replaceable Unit List TravelMate 240/250 Exploded Diagram Wireless LAN Board 802.11B RTC BatteryBattery Module LI-ION 8CELL MAH Simplo W/ Cover Battery LI-ION 8CELL 2.0 MAH Touchpad Cable Cover Switch CableLaunch Board Modem Board 56K Ambit Bracket HDD Bracket Switch Cable & Touchpad ModuleHinge CAP Left Optical Drive Support Middle Cove W/LAUNCH Wireless Antenna RightBlack Wireless Antenna Left Touchpad Cover FDD Drive 1.44M Mitsumi FDD Module 1.44M MCI JUFDD Module 1.44M Mitsumi FDD Drive 1.44M MCI JU Fujitsu V-40 MHT2040AT Moraga IC25N040ATMR04-0Toshiba Neptune MK4021GAS Seagate ST94011A NSK-AC60S Spanish Keyboard 84KEY Darfon Keyboard 84KEY DarfonNSK-AC61D US-INT Keyboard 84KEY Darfon NSK-AC602 Taiwan Keyboard 85KEY Darfon LCD Panel W/HINGE & Logo Modem & Modem Cable Pcmcia Slot & RTC BatteryInverter Cable LCD Coaxial Cable Rubber Foot Touchpad KnobLCD Screw Rubber Upper LCD Screw Rubber Lower Infineon HYS64D64020GBDL-6 Elpedia W30256AAEPI652A Memory DDR333 256MBMocron MT8VDDT3264HDG Memory DDR333 512MB Chapter 128 129 TravelMate 240/250 Memory Battery Wireless NumberModel Name Definition Model 131 TravelMate 240 Test Compatible Components XGA TFT SpecificationsMicrosoft Windows XP Environment Test Isdn QSI SBW-242Simplo BTP-58A1 Assy BTY PK LI+2.0MAH 8C Option Pcmcia Pcmcia ATA PCMCIA-SCSI Pcmcia USB Microsoft Windows 2000 Environment Test Appendix B 138 139 TravelMate 240/250 Appendix B 140 Microsoft Windows 98 Environment Test Appendix B 142 143 TravelMate 240/250 Appendix B 144 145 TravelMate 240/250 Online Support Information 147 Index Pcmcia Windows 98 Environment Test Index 150