Acer 1800 manual IRQ Assignment Map, DMA Channel Assignment

Page 42

I/O Address Map

I/O Address	Function

4000-4FFF	Intel(R) 915G/P/BN PCI Express Root Port-2581

FC00-FCFF	ENE CB-1410/851 Cardbus Controller

FD00-FDFF	ENE CD-1410/851 Cardbus Controller

FE00-FE00	Motherboard resources

IRQ Assignment Map

Interrupt Channel	Function(Hardware)

IRQ00	SystemTimer

IRQ01	Standard 101/102-Key or Microsoft Natural PS/2 Keyboard

IRQ03	SMC IrCC - Fast Infrared Port

IRQ08	System CMOS/real time clock

IRQ09	Microsoft ACPI-Compliant System

IRQ12	Synaptics PS/2 Port Tochpad

IRQ13	Numeric data processor

IRQ14	Primary IDE controller

IRQ10	Intel(R) 82801FB/FBM SMBus Controlle-266A

	ATI Mobility Radeon X600

IRQ16	ENE CB-1410/851 Cardbus Controller
	Intel (R) 82801FB/FBM USB Universal Host Controller-265B

	Intel(R) 915G/P/GV PCI Express Root Port - 2581

IRQ17	Realtek AC’97 Aduio

IRQ18	Intel(R) 82801FB/FBM USB Universal Host Controller-265A

IRQ19	Intel(R) 82801FB/FBM USB Universal Host Controller-2659

IRQ20	Texas Instruments OHCI Compliant IEEE1394 Host Controller

IRQ21	Broadcom 440x 10/100 Integrated Controller

IRQ23	Intel(R) 8201FB/FBM USB Universal Host Controller-2658

IRQ23	Intel(R) 8201FB/FBM USB 2 Universal Host Controller-265C

DMA Channel Assignment

DMA Channel	Function(Hardware)

1	ECP Printer Port (LPT1)

3	SMC IrCC - Fast Infrared Port

4	Direct memory access controller

34

Chapter 1

Image 42

Contents Service Guide AspireAte Chapter Updates Revision HistoryCopyright DisclaimerIII Conventions MessagesPreface Page Table of Contents Appendix C Online Support Information Chpater Jumper and Connector LocationsChapter FRU Field Replaceable Unit List ViiiPerformance FeaturesChapter MemoryStorage VideoAudio CommunicationBattery CIRBlock Diagram Mainboard Placement Top View Rear ViewCRT Conn SW1 LID Switch JP5 Bluetooth ConnBattery Conn JP1/JP2 Lvds ConnOutlook View Open ViewDescription Front Panel Left View Icon DescriptionRight View Modem Jack Bottom View DescriptionIndicators Power mode Lock keys KeyboardSpecial keys Lock Key DescriptionWindows Keys Key DescriptionFunction Keys Hot Key Function DescriptionEuro key Touchpad Touchpad BasicsFunction Left Button Righ Button Way Scroll Way Tap Function Left Button Righ Button Way Scroll Way Tap Launch Keys Processor Hardware Specifications and ConfigurationsSpecification Second Level CacheModem / Bluethooth Interface Memory CombinationsLAN Interface Hard Disk Drive InterfaceOptical Drive Interface Audio InterfaceVideo Interface Pcmcia Port Video Resolution Mode for both LCD and CRTUSB Port System Board Major ChipsBattery LCD Inverter SpecificationFeatures Electrical Characteristics Electrical specification Lamp limited currentThermal Mechanical Specifications Optical SpecificationAC Adapter ESD Power ManagementOVP Environmental RequirementsMemory Address Map Mechanical SpecificationVGA Bios Address Map0D00-FFFF IRQ Assignment Map DMA Channel AssignmentBios Setup Utility System UtilitiesParameter Description Phoenix cME FirstBIOS Pro Setup UtilityInformation UuidMain MainParameter Description Option AdvancedFIR Ports 2F8/IRQ3Set Supervisor/User Password DisabledSecurity Parameter Description Option Boot BootExit CmosMachine Disassembly and Replacement General Information Before You BeginAspire 1800 Disassembly Procedure Disassemble the Battery and HDDDisassemble the Wireless Disassemble the Modem Card Disassemble the RAM and ODDDisassemble the Keyboard Disassemble the Panel ModuleDisassemble the Bluetooth and Cables Disassemble Case, Touchpad and CD-PlayerDisassemble the Card Reader Disassemble the SpeakerDisassemble the System FAN and Mainboard Disassemble the LCD ModuleAspire Troubleshooting Symptoms Verified Go ToSystem Check Procedures External Diskette Drive CheckExternal CD-ROM/DVD-ROM Drive Check Memory Check Power System Check Keyboard or Auxiliary Input Device CheckCheck the Power Adapter Check the Battery Pack Touchpad CheckDisplay Check Sound Check PhoenixBIOS Post Tasks and Beep Codes Terminal Post Errors Example Testpoint 16h=00 01 01 10=1-2-2-3 beepsPost Task Routines Code Beeps Post Routine DescriptionCode Beeps Post Routine Description Chapter Code Beeps For Boot Block in ROM JP1 Card Reader BoardTop View JP2Bios ROM Touch Pad Board TP/B To Click/B ConnClear Cmos Chapter Exploded Diagram Chapter Aspire 1800 Parts IllustrationAcer P/N 3PIN Power Cord EU Power Cord EU 3PIN Play Board to To MB Bluetooth CableCable Power Cord US Power Cord US 3PIN 3PIN Power Cord UK Power Cord UK 3PINArcade Plate Plate W/O Touchpad Dimm Cover Communication Module Wireless Wireless Antenna AssyLower Case Assy Lower Case Assy W/O FAN Mini PCI CoverBracket DVD/CDRW Combo DVD/CDRW Combo Drive QSI DVD/CDRW Combo DVD/CDRW Combo BezelBezel Hlds Optical Device Optical Device Bracket Drive QSI SBWDrive Hlds GSA Optical Device Optical Device BracketBracket SUPER-MULTI SUPER-MULTI Drive Hlds Super Multi Super Multi Bezel HldsHDD Shielding HDD CoverSunrex Belgian Keyboard Keyboard Sunrex Keyboard Keyboard Sunrex ArabicSunrex Arabic Keyboard Keyboard Sunrex Belgian Sunrex Canadian Canadian French Keyboard Keyboard Sunrex17 IN. Wxga AU LCD Wire SET LCD Wire SET ThicknessLCD -- AU Assy LCD Module Assy LCD Module 17 LCD 17 IN. Wxga LCD 17 IN. Wxga AULG Vesa LCD Panel with LCD Panel with Logo WLogo LCD Bracket L LCD Bracket L LG Vesa LCD Bracket R LCD Bracket R LG Vesa17 IN. Wsxga LG Wsxga LG Vesa LP171W02 LCD Bezel W LCD Bezel W/ LogoLCD -- LG Assy LCD Module Assy LCD Module 17 LCD 17 IN. Wsxga LCD 17 IN. Wsxga LG VesaMemory DDR333 Memory DDR333 256M Memory Memory DDR333 Memory DDR333 256MB256MB Nanya Nanya NT256D64SH8BAGM-6K 256M Infineon Infineon HYS64D32020HDL-6Lower Case B Rubber Foot Rubber Foot Lower Case Thermal ModuleMiscellaneous Rubber Foot Rubber Foot Lower Case Lower Case M Rubber Foot Rubber Foot Lower CaseOptical Bluetoo Mini PCI Battery Number MemoryTest Compatible Components Microsoft Windows XP / Professional Environment Test Model Vendor DescriptionSO-DIMM DDR333 256MB SO-DIMM DDR333 512MBSO-DIMM DDR333 1GB EBD11UD8ADDA AS1800 Keyboard US International Online Support Information Appendix C