First Edition -- December | Compaq 850 specs

Technical Reference Guide

iiCompaq Deskpro EXS and Workstation 300 Personal Computers Featuring the Intel Pentium 4 Processor

First Edition –- December 2000

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Compaq 850 manual First Edition -- December

Contents

Technical Reference Guide Intel Pentium 4 Processor Intel 850 ChipsetPage TRG Page Reader Feedback Page Technical Reference Guide First Edition -- December Table of Contents Parallel Interface Connector Power Supply and Distribution Appendix B Ascii Character SET Appendix D COMPAQ/NVIDIA TNT2 PRO AGP Graphics Card Appendix H COMPAQ/MATROX Millennium G450 AGP Graphics Card Appendix L COMPAQ/ADAPTEC Scsi Host Adapter List of Figures Figure C-1. Keystroke Processing ELEMENTS, Block Diagram Figure L-3. External Ultra Scsi Connector 50-PIN List of Tables Technical Reference Guide Able H-3 This page is intentionally blank Using this Guide IntroductionAbout this Guide Additional Information Sources Signal Labels Notational ConventionsRegister Notation and Usage BIT Notation Acronym/Abbreviation Description Common Acronyms and AbbreviationsAcronyms and Abbreviations Dimm DINDIP DMA LAN LCDLED LIF Scsi SdramSEC Secam System Overview Introduction Features and Options Standard FeaturesStandard Feature Difference Matrix Deskpro EXS Deskpro Workstation Options Mechanical Design Cabinet LayoutsFront Views Deskpro EXS Deskpro Workstation Shows the rear cabinet layout of the controls and connectors Rear View Front Chassis LayoutBack Board Layout System Board Layout System Architecture FWH MCH AGP RdramICH2 LPC Pentium 4 Processor Chipset Support ComponentsChipset Comparison Support Component Functions System Memory Mass StorageSERIAL, Parallel Interfaces Universal Serial BUS Interface Graphics Subsystem Standard AGP Graphics Card ComparisonMatrox G450 Specifications Environmental Specifications Factory ConfigurationElectrical Specifications Audio Subsystem Physical Specifications Diskette Drive SpecificationsParameter Desktop Configuration Minitower Configuration Compaq SP# 48x CD-ROM Drive Specifications SP# 187217-B21 Hard Drive SpecificationsParameter Measurement Parameter 18.0 GB 20.0 GB 40.0 GB Processor Memory Subsystem FSB I/FAGP MCH XMM1 XMM2 Rimm Processor Overview CPU FPU FSB Processor Upgrading Dimm Rdram Memory SubsystemSdram Interface Rdram Interface Dual Channel Rambus Attributes Rambus Signal Attributes Each ChannelSignal Name Rambus Channel Transactions Rdram Power Management Rdram CONFIGURATION/CONTROLState Power Refresh Exit Rdram Functionality Shows the system memory map Subsystem Configuration Host/PCI Bridge Configuration Registers MCH, DeviceReset Config Register Value Egister System Support PCI BUS Overview NIC Eide USB 1.1 I/O and Memory Cycles Configuration CyclesPCI BUS Transactions PCI Component Vendor/Device ID Bus # Device # Function # PCI Component Configuration Access DataIdsel PCI Configuration Space Type Bist REQ/GNT Line Device PCI BUS Master ArbitrationPCI Bus Mastering Devices PCI Power Management Support Option ROM MappingPCI Interrupts PCI SUB-BUSSES PCI Configuration LPC Bridge Configuration Registers ICH, Function 0, DeviceConfig Reset Addr Register Value Pin Signal PCI ConnectorPCI Bus Connector Pinout AGP BUS Overview BUS Transactions CLK D1A D1B D2A D2B GNT Trdy Data RequestData Transfers AGP 2X Transfers GNT Trdy AGP Configuration Config Reset Addr Register Value AGP Connector AGP Bus Connector PinoutOvrcnt GND KEY Trdy Devsel Maskable Interrupts System ResourcesInterrupts Maskable Interrupt Priorities and Assignments Apic ModeMode Non-Maskable Interrupts NMI- GenerationMaskable Interrupt Control Registers Port Register SMI- Generation IOCHK- NMI DMA Channel Function Port Direct Memory AccessDMA Channel Assignments And Register Ports REAL-TIME Clock and Configuration Memory System Clock DistributionClock Generation and Distribution Frequncy Source Destination Clearing Cmos Cmos Archive and Restore Configuration Memory Cmos MapStandard Cmos Locations Location Function RTC Control Register A, Byte 0Ah Configuration Byte 0Eh, Diagnostic Status Configuration Byte 13h, Security Functions Bit Function Reserved Configuration Byte 24h, System Board Identification Configuration Byte 27h, Speed Control/External Drive Configuration Byte 2Ah, Hard Drive Timeout Configuration Byte 2Eh, 2Fh, Checksum Configuration Byte 35h, APM Status Flags Power-On Password Setup PasswordSystem Management Security Functions Power Management Cable Lock Provision1.4 I/O Interface Security Acpi Wake-Up Event System Wakes From System Boot/ROM Flash Status LED Indications System StatusSystem Operational Status LED Indications NUM Lock CAPs Lock Scroll Lock Event Temperature Sensing and Cooling CMD Register MAP and Miscellaneous Functions System I/O MAPSystem I/O Map Port Function 2 82801 ICH General Purpose Functions 82801 ICH2 Gpio Register UtilizationGpio Port # Function Direction PS LED NIC REQ5 Irqe Irqf Irqg Irqh HD LED Controller Control Registers Index Function Reset Value3 I/O Controller Functions Function Direction 3.1 LPC47B357 Gpio UtilizationLPC47B357 Gpio Port Utilization System Status Power LED 3.2 LPC47B357 I/O Controller Miscellaneous Functions This page is intentionally blank IDE Programming INPUT/OUTPUT InterfacesEnhanced IDE Interface IDE Configuration Registers Eide PCI Configuration Registers 82801, Device 31/FunctionIDE Bus Master Control Registers IDE Bus Master Control Registers Pin Signal Description IDE ConnectorPin Primary IDE Connector Pinout Diskette Drive Interface Diskette Drive Interface Configuration Diskette Drive Interface Configuration RegistersIndex Reset Diskette Drive Programming Diskette Drive Interface Control Registers Pri Diskette Drive Connector Pin Diskette Drive Connector Pinout 1 RS-232 Interface DB-9 Serial Connector PinoutSerial Interface Serial Interface Programming Serial Interface ConfigurationSerial Interface Configuration Registers Addr Register Serial Interface ControlSerial Interface Control Registers Standard Parallel Port Mode Parallel Interface Enhanced Parallel Port Mode Extended Capabilities Port Mode Parallel Interface Programming Parallel Interface ConfigurationParallel Interface Configuration Registers Address Register Parallel Interface ControlParallel Interface Control Registers Pin Signal Function Parallel Interface ConnectorDB-25 Parallel Connector Pinout KEYBOARD/POINTING Device Interface Keyboard Interface Operation To-Keyboard Commands Command 3.1 8042 Configuration Keyboard Interface Configuration RegistersPointing Device Interface Operation KEYBOARD/POINTING Device Interface Programming Port 64h 3.2 8042 ControlPort 60h CPU Commands To Value Command Description Data KEYBOARD/POINTING Device Interface ConnectorKeyboard/Pointing Device Connector Pinout USB Data Formats ICH2 USB Endp USB Configuration USB Interface Configuration RegistersUSB Programming USB Control USB Connector USB Connector PinoutUSB Cable Data USB Cable Length Data Functional Analysis CD ROM TDA Audio Controller 3 AC97 Link BUS SyncSD OUT Slot Description Audio Codec Audio Configuration AC’97 Audio Controller PCI Configuration RegistersAudio Programming Audio Control Paramemter Measurement Audio SpecificationsAudio Subsystem Specifications Network Support PCI VER .2 SupportALERT-ON-LAN Support AOL Events Input/Output Interfaces SOS Remote System Alert SupportAOL/SOS Remote System Alert Events AUX Power Supply ASSEMBLY/CONTROLDistribution Range Min. Current Max Surge Power Supply AssemblyWatt Power Supply Assembly Specifications P/N Power Control Power ButtonSystem State Pressed Power Button Results System Board LED Indications Power LED Indications Power Management EventWake Up Events Wake-On-LAN Power Distribution 1 3.3/5/12 VDC DistributionConn Pin RTN LOW Voltage PRODUCTION/DISTRIBUTION VID0AGP PWR Rimm VID1 VID2 VID3 VID4 Signal Distribution SystemBoard IDE I/F CD-ROM AOL/SOS Header P12 Power Button/LED Header P5CD ROM Audio Header P7 Bios ROM Bios ROM Boot Block Codes ROM FlashingUpgrading Num Lock Cap Lock Scroll Lock Changeable Splash Screen \Flashi.exe ImageFilename BackgroundColor ForegroundColor Network Boot F12 Support Boot FunctionsBoot Device Order Memory Detection and Configuration Boot Error CodesBoot Error Codes Visual Audible Meaning Heading Option Description Setup UtilitySetup Utility Functions Translation Mode IDE disks only Removable Media BootTranslation Parameters IDE Disks only Multisector Transfers IDE ATA devices only CTRL+ALT+DEL See the Desktop Management Guide for more Setup Utility Functions Setup Utility Functions Setup Utility Functions Client Management Functions INT15 Function ModeClient Management Functions Input EAX OutputEBX ECX Temperature Status System ID and ROM TypeEdid Retrieve System System ID ROM Family PnP ID Drive Fault Prediction PnP Bios FunctionsPNP Support Smart Hard Drive detects imminent failure Smbios Power Management Functions System TimerIDE Hard Drive Timer Independent PM Support Going to Sleep in Independent PM System StandbyIDE Hard Drive Standby Suspend Acpi Support APM 1.2 Support APM Bios Functions APM Bios Function Description Staying Awake in APM System Suspend Going to Sleep in APMSystem/Hard Drive Standby Waking Up in APM USB Legacy Support This page is intentionally blank Error Messages and Codes BEEP/KEYBOARD LED CodesTable A-1 Beep/Keyboard LED Codes POWER-ON Self Test Post Messages Power-On Self Test Post MessagesError Message Probable Cause Table A-2 System Error Messages System Error MessagesTable A-3 Message Probable Cause Memory Error Messages Keyboard Error MessagesTable A-4 Table A-5 Printer Error Messages Video Graphics Error MessagesTable A-6 Table A-7 Diskette Drive Error Messages Serial Interface Error MessagesTable A-8 Table A-9 Modem Communications Error Messages Table A-10 System Status Error Messages Hard Drive Error MessagesTable A-11 Table A-12 Table A-13 Table A-14 Network Interface Error Messages Audio Error Messages17 DVD/CD-ROM Error Messages Scsi Interface Error Messages 65xx-xx, 66xx-xx Pointing Device Interface Error MessagesTable A-18 Table A-19 12Compaq Personal Computers Dec Hex Symbol Ascii Character SETTable B-1 Ascii Character Set Appendix B Ascii Character Set Keyboard Appendix C Keyboard Keystroke Processing 1 PS/2-TYPE Keyboard Transmissions Parameter Minimum Nominal Maximum USB-TYPE Keyboard Transmissions Keyboard Layouts Standard Enhanced Keyboards Windows Enhanced Keyboards Figure C-6.National Windows 102W-Key Keyboard Key Positions Easy Access Keyboards Figure C-8.8-Button Easy Access Keyboard Layout Keys Special Single-Keystroke Functions Multi-Keystroke Functions Windows Keystrokes Easy Access Keystrokes Button # Description Default Function Keyboard Commands Keyboard-to-System CommandsScan Codes Table C-1 Keyboard Scan Codes Key Make / Break Codes Hex Pos ModeTable C-2 Table C-2. Keyboard Scan Codes Key Make / Break Codes Hex Pos 7E/FE 2B/AB Key Connectors Figure C-9.PS/2 Keyboard Cable Connector Male COMPAQ/NVIDIA TNT2 PRO AGP Graphics Card Sgram Nvidia TNT2 Bios ROM Functional Description2D/VGA RAM DAC Resolution Bits per pixel Color Depth Display ModesTable D-1 Nvidia TNT2 Pro Graphics Display Modes Power Management and Consumption Monitor Power Management ConditionsSoftware Support Information Table D-2 Monitor Connector DB-15 Monitor Connector PinoutTable D-3 SDA 6Compaq Personal Computers Appendix E Compaq/NVIDIA GeForce2 GTS AGP Graphics Card Sdram Nvidia Appendix E Compaq/NVIDIA GeForce2 GTS AGP Graphics Card Table E-1 Nvidia GeForce2 GTS Graphics Display Modes Table E-2 Table E-3 Table E-4 Video Feature ConnectorVideo In Connector Pinout COMPAQ/LUCENT V.90 56K PCI Modem Appendix F Compaq/Lucent V.90 56K PCI Modem DSP DAA Operating Parameters Uart Transfer RatesTransmission Modes Table F-1 Connector APM EnvironmentAcpi Environment Programming Appendix G COMPAQ/ELSA Gloria Appendix G Compaq/ELSA GLoria II AGP Graphics Card Table G-1 Elsa GLoria II Graphics Display Modes Table G-2 Table G-3 Table G-4 Appendix G Compaq/Matrox Millennium G450 AGP Graphics Card RAM MGA Ramdac MB Sdram Table H-1 Matrox Millennium G450 Graphics Display Modes Table H-2 Table H-3 Video Feature Connector Network Interface Controller Adapters WOL Bios Controller Type Featured onVDC TX/RX PHY AOL Function Wake UP Functions Ipsec Function Power Management Support Configuration Adapter ProgrammingControl Control Registers Network Connector Adapter SpecificationsAdapter Specifications DES/3DES, Hmac SHA-1, MD5 8Compaq Personal Computers COMPAQ/NVIDIA QUADRO2 MXR AGP Graphics Card Sdram Nvidia NV11GL RAM DAC Sdram Table J-1 Nvidia Quadro2 MXR Graphics Display Modes Table J-2 Table F-3 6Compaq Personal Computers Compaq PCI 10/100 Ethernet Adapter AOL/SOS LED TX/RX GND VDCSMB CS AOL Function RSA Function Power Management Support 2 AOL/SOS Connector Figure K-4.AOL/SOS Connector 7-pin Header Smbus Connector WOL Connector Table K-1 COMPAQ/ADAPTEC 29160N Scsi Host Adapter Appendix L Compaq/Adaptec Scsi Host Adapter PCI Scsi Scsi Adapter Programming Scsi Adapter Configuration Scsi Adapter ControlTable L-1 Table L-2 Scsi Connectors External 50-PIN Ultra Scsi ConnectorExternal Ultra Scsi Connector Pinout Table L-3 Table L-4 Internal 50-PIN Ultra Scsi ConnectorInternal 50-Pin Ultra Scsi Connector Pinout Table L-5 Internal 68-PIN ULTRA160 Scsi ConnectorUltra160 Scsi Connector Pinout Index Dimm support Ipsec Environmental SpecificationsElectrical This page is intentionally blank