Table B-11. Upper Memory Map Address Range Use | Dell 610 manual

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

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 Users Back 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 Tag Auto Power On Utility Dell ThermalShutdown ServiceInstalling the Auto Power On Utility Microsoft Updated Atapi Drivers Removing the Windows NT 4.0 Microsoft Updated Atapi Driver Entering the System Setup Program System Setup Screen Using the System Setup Program System-Setup Navigation Keys Keys Action System Setup Options System Time System Date Diskette Drive a and Diskette Drive BPrimary Drive and Secondary Drive Eide Devices Boot Sequence If You Have a ProblemHard-Disk Drive Sequence If You Know the Drive-Type Number System Memory Reserved MemoryCPU Speed PXE Integrated Devices CPU IDsNIC Parallel Port Mode IDE Drive InterfaceDiskette Interface PC Speaker System Password Password StatusSetup Password System Security Report Keyboard Errors Auto Power OnKeyboard NumLock Wakeup On LAN Saving Monitor Power Power ManagementSaving Eide Hard-Disk Drive Power Asset Tag Thermal Power-OffSystem Data Options Using the System Password Feature Assigning a System Password Type the password and press Enter Deleting or Changing an Existing System Password Assigning a Setup Password Using the Setup Password FeatureOperating With a Setup Password Enabled Disabling a Forgotten Password Deleting or Changing an Existing Setup Password Responding to Error Messages Information on resetting the chassis intrusion detector Quick Start About the ICU When to Run the ICUICU Database Accessing Help Preparing to Use the ICUStarting the ICU Backing Up the ICU Diskette Adding a Listed Card Keyss Action Card Configuration Dialog Box Available Settings List Box Adding an Unlisted Card Specify Interrupt Dialog Box Modifying a Card Specify I/O Port Dialog Box Removing a Card Saving the System Configuration Viewing ResourcesExiting the ICU Locking and Unlocking Cards Locking and Unlocking Configuration Resources Locking and Unlocking All ResourcesPage Connecting to a Network NIC Connector and Indicators Network Cable Requirements Configuring the NICWindows NT 4.0 NIC Driver Manually Configuring a 3Com PCI 3C905b NIC Setting the Network Frame Type Reinstallation Connecting Audio Devices Speakers Adjusting Volume Adjusting Volume in Windows NTMicrophones Record/Playback Devices Adjusting 3D Sound Using Audio UtilitiesInstalling Audio Drivers Muting the Internal Speaker Scsi 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 Cover Inside Your Computer Replacing the Computer Cover Rotating the Power Supply Away From the System Board Rotating the Power Supply System Board Features Expansion Cards Installing an Expansion Card Expansion Slots Removing an Expansion Card Removing the Filler Bracket Dimm Installation Guidelines Adding Memory Total 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 Program System Battery and Battery Socket Obtaining technical assistance Removing and Replacing the Front Bezel Drive Locations Connecting Drives Removing and Replacing Front-Panel Inserts Installing a Drive in a 5.25-Inch Drive Bay DC Power Cable Connector Removing a Drive Inserting the New Drive Into the Drive Bay Installing an Eide Hard-Disk Drive Eide Drive Addressing 10. 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 Combinations Physical Page Switches Jumpers and Switches-A General ExplanationJumpers Reserved do not remove jumper System Board Labels PARALLEL/SCSI Ports and Connectors Serial and Parallel Ports Serial Port Connectors Parallel Port Connector External Scsi Connector Dparh Keyboard and Mouse Connectors Keyboard Connector NIC Connector Video ConnectorMouse Connector USB Connectors Microphone Jack Interrupt Assignments Line-Out JackLine-In Jack Table B-9. Interrupt Assignments IRQ Line Used By/Available Memory Allocations Table B-10. Conventional Memory Map Address Range Use Table 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 Preservation Recommended Tools and Accessories Cleaning System ComponentsCleaning the Computer, Monitor, and Keyboard Exteriors Cleaning Drives TemperatureEnvironmental Factors Humidity Altitude Dust and ParticlesCorrosion ESD Magnetism 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 ITE Class B ITE MOC Notice South Korea OnlyClass a Device Polish Center for Testing and Certification Notice Class B Device NOM Information Mexico Only ExporterOne Dell Way Round Rock, TX Información 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 General Acpi ADIAGP Ascii Asic Aspi Bios BBS BTU CD-ROM Cmos CPU DAT Dimm DINDIP DMA Dmtf DpmsDram DTE ECC ECPEeprom Eide Eprom EMSFAT FCC FTP GUI HMAHpfs Ices IPX IRQISA ITE LAN XMM LED LVD