Dell 610 technical specifications Table B-11. Upper Memory Map Address Range Use

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90000h-9FBFFh	User memory

NOTE: For the full name of an abbreviation or acronym used in this table, see the Glossary.

Table B-11 provides a map of the upper memory area. Some of these addresses are dedicated to various system devices, such as the system BIOS. Others are available for use by expansion cards and/or an expanded memory manager (EMM). When the processor or a program addresses a location within the upper memory area, it is physically addressing a location within one of these devices.

Table B-11. Upper Memory Map
Address Range	Use
0009FC00-0009FFFF	PS/2-mouse data area
000A0000-000BFFFF	Video RAM
000C0000-000C7FFF	Video BIOS
000C8000-000EFFFF	Available
000F0000-000FFFFF	System BIOS
00100000-0010FFEF	High memory area
0010FFF0-7FFFFFFF	Extended memory
80000000-FFFBFFFF	Reserved
FFFC0000-FFFFFFFF	BIOS ROM

NOTE: For the full name of an abbreviation or acronym used in this table, see the "Glossary".

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Contents Initial release 19 May When Using Your Computer System When Working Inside Your Computer Protecting Against Electrostatic Discharge System Features OverviewPage Page Reinstalling Windows NT Important Note to Windows NT 4.0 UsersBack Panel Front PanelCreating Disk Partitions for Windows NT Getting Help Connecting External DevicesSecurity Cable Slot and Padlock Ring Backing Up the Software Support Utilities Dell-Installed Software Support UtilitiesSoftware Support Utilities on Diskette Removing a Service System Utilities and ServicesAsset Tag Utility Dell AutoShutdown Service Assigning and Deleting an Asset Tag NumberAsset 1234$ABCD Assigning and Deleting an Owner TagAuto Power On Utility Dell ThermalShutdown ServiceInstalling the Auto Power On Utility Microsoft Updated Atapi Drivers Removing the Windows NT 4.0 Microsoft Updated Atapi DriverEntering the System Setup Program System Setup ScreenUsing the System Setup Program System-Setup Navigation Keys Keys ActionSystem Setup Options System TimeSystem Date Diskette Drive a and Diskette Drive BPrimary Drive and Secondary Drive Eide DevicesBoot Sequence If You Have a ProblemHard-Disk Drive Sequence If You Know the Drive-Type NumberSystem Memory Reserved MemoryCPU Speed PXEIntegrated Devices CPU IDsNIC Parallel Port Mode IDE Drive InterfaceDiskette Interface PC SpeakerSystem Password Password StatusSetup Password System SecurityReport Keyboard Errors Auto Power OnKeyboard NumLock Wakeup On LANSaving Monitor Power Power ManagementSaving Eide Hard-Disk Drive Power Asset Tag Thermal Power-OffSystem Data Options Using the System Password Feature Assigning a System PasswordType the password and press Enter Deleting or Changing an Existing System PasswordAssigning a Setup Password Using the Setup Password FeatureOperating With a Setup Password Enabled Disabling a Forgotten Password Deleting or Changing an Existing Setup PasswordResponding to Error Messages Information on resetting the chassis intrusion detectorQuick Start About the ICU When to Run the ICUICU Database Accessing Help Preparing to Use the ICUStarting the ICU Backing Up the ICU DisketteAdding a Listed Card Keyss ActionCard Configuration Dialog Box Available Settings List Box Adding an Unlisted CardSpecify Interrupt Dialog Box Modifying a Card Specify I/O Port Dialog BoxRemoving a Card Saving the System Configuration Viewing ResourcesExiting the ICU Locking and Unlocking CardsLocking and Unlocking Configuration Resources Locking and Unlocking All ResourcesPage Connecting to a Network NIC Connector and IndicatorsNetwork Cable Requirements Configuring the NICWindows NT 4.0 NIC Driver Manually Configuring a 3Com PCI 3C905b NIC Setting the Network Frame TypeReinstallation Connecting Audio Devices SpeakersAdjusting Volume Adjusting Volume in Windows NTMicrophones Record/Playback DevicesAdjusting 3D Sound Using Audio UtilitiesInstalling Audio Drivers Muting the Internal SpeakerScsi Device Considerations Installing Scsi Drivers Scsi Drivers for Windows NTPage Before You Begin Safety First-For You and Your ComputerUnpacking Your Hardware Option Removing the Computer Cover Replacing the Computer CoverInside Your Computer Replacing the Computer CoverRotating the Power Supply Away From the System Board Rotating the Power SupplySystem Board Features Expansion CardsInstalling an Expansion Card Expansion SlotsRemoving an Expansion Card Removing the Filler BracketDimm Installation Guidelines Adding MemoryTotal Dimm Socket Desired Memory Pentium II Xeon Processor Upgrades Adding or Replacing a Pentium II Xeon Processor Slot 2 SEC Cartridge/Heat Sink Assembly Removal Replacing the System Battery See Using the System Setup ProgramSystem Battery and Battery Socket Obtaining technical assistance Removing and Replacing the Front Bezel Drive LocationsConnecting Drives Removing and Replacing Front-Panel InsertsInstalling a Drive in a 5.25-Inch Drive Bay DC Power Cable ConnectorRemoving a Drive Inserting the New Drive Into the Drive Bay Installing an Eide Hard-Disk Drive Eide Drive Addressing10. Removing the Hard-Disk Drive Bracket 11. Inserting a 1-Inch Hard-Disk Drive Into the Bracket 13. Attaching Hard-Disk Drive Cables Scsi Configuration Guidelines Installing Scsi DevicesScsi ID Numbers Device Termination General Procedure for Installing Scsi DevicesScsi Cables ALERT! Cover was previously removed Partitioning and Formatting Scsi Hard-Disk Drives System Information Table A-1. Technical Specifications ProcessorExpansion Bus System Clocks Ports and ConnectorsDrives Controls and Indicators Key CombinationsPhysical Page Switches Jumpers and Switches-A General ExplanationJumpers Reserved do not remove jumper System Board Labels PARALLEL/SCSIPorts and Connectors Serial and Parallel PortsSerial Port Connectors Parallel Port Connector External Scsi Connector DparhKeyboard and Mouse Connectors Keyboard ConnectorNIC Connector Video ConnectorMouse Connector USB Connectors Microphone JackInterrupt Assignments Line-Out JackLine-In Jack Table B-9. Interrupt Assignments IRQ Line Used By/AvailableMemory Allocations Table B-10. Conventional Memory Map Address Range UseTable B-11. Upper Memory Map Address Range Use Table C-1. Configuration Utility Messages Probable Cause ICU Error MessagesCorrective Action Listed Card or Adding an Unlisted Card for instructions Table C-2. Configuration Manager Messages Configuration Manager MessagesChange to the db subdirectory on the diskette drive Page Cards mentioned Page Scheduling Backups Backup DevicesRecovering Data Data PreservationRecommended Tools and Accessories Cleaning System ComponentsCleaning the Computer, Monitor, and Keyboard Exteriors Cleaning Drives TemperatureEnvironmental Factors HumidityAltitude Dust and ParticlesCorrosion ESDMagnetism Power Source InterruptionsShock and Vibration Power Protection Devices Overview IC Notice Canada Only FCC Notices U.S. OnlyClass a Class B CE Notice European Union EN 55022 Compliance Czech Republic OnlyVcci Notice Japan Only Class a ITEClass B ITE MOC Notice South Korea OnlyClass a Device Polish Center for Testing and Certification Notice Class B DeviceNOM Information Mexico Only ExporterOne Dell Way Round Rock, TXInformación para NOM únicamente para México Coverage During Year One Overview Limited Three-Year Warranty U.S. and Canada OnlyCoverage During Years Two and Three Total Satisfaction Return Policy U.S. and Canada Only GeneralAcpi ADIAGP AsciiAsic AspiBios BBSBTU CD-ROM CmosCPU DATDimm DINDIP DMADmtf DpmsDram DTEECC ECPEeprom EideEprom EMSFAT FCC FTPGUI HMAHpfs IcesIPX IRQISA ITELAN XMMLED LVD

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