MCH AGP Rdram, ICH2 LPC, Fwh | Compaq 850 specification

Technical Reference Guide

Pentium 4

Processor

RGB

Graphics

Controller

Card

AGP Slot

400- MHz FSB

850 Chipset

Channel A

82850

RDRAM Bus

MCH

AGP

RDRAM

Channel B

4X

I/F

Cntlr.

RDRAM Bus

Hub Link

Bus

PC800

RIMM Pair(s)

PC800

RIMM Pair(s)

UATA/100	Pri. IDE
UATA/100	I/F
Hard Drive	I/F	82801BA	USB
Hard Drive		82801BA	USB
	Sec. IDE	ICH2	I/F (4)	LPC
	Sec. IDE			LPC
	I/F			Bus

CD	82802
Audio	82802
	FWH
	Beep
	Audio

Audio

Subsystem

33-MHz

32-Bit PCI Bus

V.90

56K

PCI

Power

Modem Card

Supply

PCI Slot 5

PCI Slot 4

PCI Slot 3

Serial		Parallel
I/F (2)		I/F

LPC47B357 I/O Controller

Keyboard/

Diskette

Mouse I/F

I/F

SCSI

Hard Drive

Intel

PRO/100+ Adaptec

Mgmt. 29160N

Adapter Card SCSI Adapter Card

PCI Slot 2 PCI Slot 1

Some Deskpro Workstation 300 models.

Some Deskpro EXS models.

Figure 2–6.System Architecture, Block diagram

Compaq Deskpro EXS and Workstation 300 Personal Computers 2-9

Featuring the Intel Pentium 4 Processor

First Edition - December 2000

Image 37

Compaq 850 manual MCH AGP Rdram, ICH2 LPC, Fwh

Contents

Intel Pentium 4 Processor Intel 850 Chipset Technical Reference GuidePage 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 Introduction Using this GuideAbout this Guide Additional Information Sources Notational Conventions Signal LabelsRegister Notation and Usage BIT Notation Acronyms and Abbreviations Common Acronyms and AbbreviationsAcronym/Abbreviation Description DIN DimmDIP DMA LCD LANLED LIF Sdram ScsiSEC Secam Introduction System Overview Standard Features Features and OptionsStandard Feature Difference Matrix Deskpro EXS Deskpro Workstation Options Cabinet Layouts Mechanical DesignFront Views Deskpro EXS Deskpro Workstation Rear View Shows the rear cabinet layout of the controls and connectors Back Chassis LayoutFront System Board Layout Board Layout System Architecture ICH2 LPC MCH AGP RdramFWH Pentium 4 Processor Support Components ChipsetChipset Comparison Support Component Functions Mass Storage System MemorySERIAL, Parallel Interfaces Universal Serial BUS Interface Standard AGP Graphics Card Comparison Graphics SubsystemMatrox G450 Environmental Specifications Factory Configuration SpecificationsElectrical Specifications Audio Subsystem Diskette Drive Specifications Physical SpecificationsParameter Desktop Configuration Minitower Configuration Compaq SP# Hard Drive Specifications 48x CD-ROM Drive Specifications SP# 187217-B21Parameter Measurement Parameter 18.0 GB 20.0 GB 40.0 GB FSB I/F Processor Memory SubsystemAGP MCH XMM1 XMM2 Rimm Processor Overview FSB CPU FPU Processor Upgrading Sdram Interface Rdram Interface Dual Channel Memory SubsystemDimm Rdram Signal Name Rambus Signal Attributes Each ChannelRambus Attributes Rambus Channel Transactions Rdram CONFIGURATION/CONTROL Rdram Power ManagementState Power Refresh Exit Rdram Functionality Shows the system memory map Host/PCI Bridge Configuration Registers MCH, Device Subsystem ConfigurationReset Config Register Value Egister System Support NIC Eide USB PCI BUS Overview PCI BUS Transactions Configuration Cycles1.1 I/O and Memory Cycles Idsel PCI Component Configuration Access DataPCI Component Vendor/Device ID Bus # Device # Function # Bist PCI Configuration Space Type PCI Bus Mastering Devices PCI BUS Master ArbitrationREQ/GNT Line Device Option ROM Mapping PCI Power Management SupportPCI Interrupts PCI SUB-BUSSES LPC Bridge Configuration Registers ICH, Function 0, Device PCI ConfigurationConfig Reset Addr Register Value PCI Bus Connector Pinout PCI ConnectorPin Signal BUS Transactions AGP BUS Overview Data Transfers Data RequestCLK D1A D1B D2A D2B GNT Trdy GNT Trdy AGP 2X Transfers Config Reset Addr Register Value AGP Configuration AGP Bus Connector Pinout AGP ConnectorOvrcnt GND KEY Trdy Devsel Interrupts System ResourcesMaskable Interrupts Mode Apic ModeMaskable Interrupt Priorities and Assignments NMI- Generation Non-Maskable InterruptsMaskable Interrupt Control Registers Port Register IOCHK- NMI SMI- Generation DMA Channel Assignments And Register Ports Direct Memory AccessDMA Channel Function Port System Clock Distribution REAL-TIME Clock and Configuration MemoryClock Generation and Distribution Frequncy Source Destination Clearing Cmos Configuration Memory Cmos Map Cmos Archive and RestoreStandard Cmos Locations Location Function RTC Control Register A, Byte 0Ah Configuration Byte 0Eh, Diagnostic Status Bit Function Reserved Configuration Byte 13h, Security Functions 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 Setup Password Power-On PasswordSystem Management Security Functions Cable Lock Provision Power Management1.4 I/O Interface Security Acpi Wake-Up Event System Wakes From System Status System Boot/ROM Flash Status LED IndicationsSystem Operational Status LED Indications NUM Lock CAPs Lock Scroll Lock Event CMD Temperature Sensing and Cooling System I/O MAP Register MAP and Miscellaneous FunctionsSystem I/O Map Port Function 82801 ICH2 Gpio Register Utilization 2 82801 ICH General Purpose FunctionsGpio Port # Function Direction PS LED NIC REQ5 Irqe Irqf Irqg Irqh HD LED 3 I/O Controller Functions Index Function Reset ValueController Control Registers LPC47B357 Gpio Port Utilization 3.1 LPC47B357 Gpio UtilizationFunction Direction 3.2 LPC47B357 I/O Controller Miscellaneous Functions System Status Power LED This page is intentionally blank Enhanced IDE Interface INPUT/OUTPUT InterfacesIDE Programming Eide PCI Configuration Registers 82801, Device 31/Function IDE Configuration RegistersIDE Bus Master Control Registers IDE Bus Master Control Registers Pin Primary IDE Connector Pinout IDE ConnectorPin Signal Description Diskette Drive Interface Diskette Drive Interface Configuration Registers Diskette Drive Interface ConfigurationIndex Reset Diskette Drive Programming Pri Diskette Drive Interface Control Registers Pin Diskette Drive Connector Pinout Diskette Drive Connector Serial Interface DB-9 Serial Connector Pinout1 RS-232 Interface Serial Interface Configuration Registers Serial Interface ConfigurationSerial Interface Programming Serial Interface Control Registers Serial Interface ControlAddr Register Parallel Interface Standard Parallel Port Mode Extended Capabilities Port Mode Enhanced Parallel Port Mode Parallel Interface Configuration Registers Parallel Interface ConfigurationParallel Interface Programming Parallel Interface Control Registers Parallel Interface ControlAddress Register DB-25 Parallel Connector Pinout Parallel Interface ConnectorPin Signal Function Keyboard Interface Operation KEYBOARD/POINTING Device Interface Command To-Keyboard Commands Keyboard Interface Configuration Registers 3.1 8042 ConfigurationPointing Device Interface Operation KEYBOARD/POINTING Device Interface Programming Port 60h 3.2 8042 ControlPort 64h Value Command Description CPU Commands To Keyboard/Pointing Device Connector Pinout KEYBOARD/POINTING Device Interface ConnectorData ICH2 USB USB Data Formats Endp USB Interface Configuration Registers USB ConfigurationUSB Programming USB Control USB Connector Pinout USB ConnectorUSB Cable Data USB Cable Length Data Functional Analysis TDA CD ROM Audio Controller Sync 3 AC97 Link BUSSD OUT Slot Description Audio Codec AC’97 Audio Controller PCI Configuration Registers Audio ConfigurationAudio Programming Audio Control Audio Subsystem Specifications Audio SpecificationsParamemter Measurement PCI VER .2 Support Network SupportALERT-ON-LAN Support AOL Events Input/Output Interfaces AOL/SOS Remote System Alert SupportSOS Remote System Alert Events Distribution Power Supply ASSEMBLY/CONTROLAUX Watt Power Supply Assembly Specifications P/N Power Supply AssemblyRange Min. Current Max Surge Power Button Power ControlSystem State Pressed Power Button Results System Board LED Indications Power Management Event Power LED IndicationsWake Up Events Wake-On-LAN 1 3.3/5/12 VDC Distribution Power DistributionConn Pin RTN VID0 LOW Voltage PRODUCTION/DISTRIBUTIONAGP PWR Rimm VID1 VID2 VID3 VID4 System Signal DistributionBoard IDE I/F CD-ROM CD ROM Audio Header P7 Power Button/LED Header P5AOL/SOS Header P12 Bios ROM Bios ROM ROM Flashing Boot Block CodesUpgrading Num Lock Cap Lock Scroll Lock \Flashi.exe ImageFilename BackgroundColor ForegroundColor Changeable Splash Screen Boot Device Order Boot FunctionsNetwork Boot F12 Support Boot Error Codes Memory Detection and ConfigurationBoot Error Codes Visual Audible Meaning Setup Utility Functions Setup UtilityHeading Option Description Removable Media Boot Translation Mode IDE disks onlyTranslation Parameters IDE Disks only Multisector Transfers IDE ATA devices only See the Desktop Management Guide for more CTRL+ALT+DEL Setup Utility Functions Setup Utility Functions Setup Utility Functions Client Management Functions Function ModeClient Management Functions INT15 Output Input EAXEBX ECX System ID and ROM Type Temperature StatusEdid Retrieve System System ID ROM Family PnP ID PnP Bios Functions Drive Fault PredictionPNP Support Smart Hard Drive detects imminent failure Smbios System Timer Power Management FunctionsIDE Hard Drive Timer Independent PM Support System Standby Going to Sleep in Independent PMIDE Hard Drive Standby Suspend APM 1.2 Support Acpi Support APM Bios Function Description APM Bios Functions Staying Awake in APM System/Hard Drive Standby Going to Sleep in APMSystem Suspend USB Legacy Support Waking Up in APM This page is intentionally blank BEEP/KEYBOARD LED Codes Error Messages and 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 Keyboard Error Messages Memory Error MessagesTable A-4 Table A-5 Video Graphics Error Messages Printer Error MessagesTable A-6 Table A-7 Serial Interface Error Messages Diskette Drive Error MessagesTable A-8 Table A-9 Table A-10 Modem Communications Error Messages Hard Drive Error Messages System Status Error MessagesTable A-11 Table A-12 Table A-14 Table A-13 17 DVD/CD-ROM Error Messages Audio Error MessagesNetwork Interface Error Messages Pointing Device Interface Error Messages Scsi Interface Error Messages 65xx-xx, 66xx-xxTable A-18 Table A-19 12Compaq Personal Computers Ascii Character SET Dec Hex SymbolTable B-1 Ascii Character Set Appendix B Ascii Character Set Appendix C Keyboard Keyboard Keystroke Processing Parameter Minimum Nominal Maximum 1 PS/2-TYPE Keyboard Transmissions USB-TYPE Keyboard Transmissions Standard Enhanced Keyboards Keyboard Layouts Figure C-6.National Windows 102W-Key Keyboard Key Positions Windows Enhanced Keyboards Figure C-8.8-Button Easy Access Keyboard Layout Easy Access Keyboards Special Single-Keystroke Functions Keys Windows Keystrokes Multi-Keystroke Functions Button # Description Default Function Easy Access Keystrokes Keyboard-to-System Commands Keyboard CommandsScan Codes Table C-1 Table C-2 Key Make / Break Codes Hex Pos ModeKeyboard Scan Codes Key Make / Break Codes Hex Pos Table C-2. Keyboard Scan Codes 2B/AB 7E/FE Key Figure C-9.PS/2 Keyboard Cable Connector Male Connectors Sgram Nvidia TNT2 COMPAQ/NVIDIA TNT2 PRO AGP Graphics Card Functional Description Bios ROM2D/VGA RAM DAC Display Modes Resolution Bits per pixel Color DepthTable D-1 Nvidia TNT2 Pro Graphics Display Modes Monitor Power Management Conditions Power Management and ConsumptionSoftware Support Information Table D-2 DB-15 Monitor Connector Pinout Monitor ConnectorTable D-3 SDA 6Compaq Personal Computers Sdram Nvidia Appendix E Compaq/NVIDIA GeForce2 GTS AGP Graphics Card Appendix E Compaq/NVIDIA GeForce2 GTS AGP Graphics Card Nvidia GeForce2 GTS Graphics Display Modes Table E-1 Table E-2 Table E-3 Video In Connector Pinout Video Feature ConnectorTable E-4 Appendix F Compaq/Lucent V.90 56K PCI Modem COMPAQ/LUCENT V.90 56K PCI Modem DSP DAA Uart Transfer Rates Operating ParametersTransmission Modes Table F-1 APM Environment ConnectorAcpi Environment Programming Appendix G COMPAQ/ELSA Gloria Appendix G Compaq/ELSA GLoria II AGP Graphics Card Elsa GLoria II Graphics Display Modes Table G-1 Table G-2 Table G-3 Table G-4 RAM MGA Appendix G Compaq/Matrox Millennium G450 AGP Graphics Card MB Sdram Ramdac Matrox Millennium G450 Graphics Display Modes Table H-1 Table H-2 Table H-3 Video Feature Connector Network Interface Controller Adapters Controller Type Featured on WOL BiosVDC TX/RX PHY Wake UP Functions AOL Function Ipsec Function Power Management Support Adapter Programming ConfigurationControl Control Registers Adapter Specifications Network ConnectorAdapter Specifications DES/3DES, Hmac SHA-1, MD5 8Compaq Personal Computers Sdram Nvidia NV11GL COMPAQ/NVIDIA QUADRO2 MXR AGP Graphics Card RAM DAC Sdram Nvidia Quadro2 MXR Graphics Display Modes Table J-1 Table J-2 Table F-3 6Compaq Personal Computers AOL/SOS LED Compaq PCI 10/100 Ethernet Adapter SMB CS GND VDCTX/RX AOL Function RSA Function Power Management Support Figure K-4.AOL/SOS Connector 7-pin Header 2 AOL/SOS Connector WOL Connector Smbus Connector Table K-1 Appendix L Compaq/Adaptec Scsi Host Adapter COMPAQ/ADAPTEC 29160N Scsi Host Adapter PCI Scsi Scsi Adapter Control Scsi Adapter Programming Scsi Adapter ConfigurationTable L-1 Table L-2 External 50-PIN Ultra Scsi Connector Scsi ConnectorsExternal Ultra Scsi Connector Pinout Table L-3 Internal 50-Pin Ultra Scsi Connector Pinout Internal 50-PIN Ultra Scsi ConnectorTable L-4 Ultra160 Scsi Connector Pinout Internal 68-PIN ULTRA160 Scsi ConnectorTable L-5 Dimm support Index Ipsec Electrical SpecificationsEnvironmental This page is intentionally blank