Intel Pentium 4 Processor Intel 850 Chipset
Technical Reference Guide
Page
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 Guide
About this Guide
Additional Information Sources
Notational Conventions
Signal Labels
Register Notation and Usage
BIT Notation
Common Acronyms and Abbreviations
Acronyms and Abbreviations
Acronym/Abbreviation Description
DIN
Dimm
DIP
DMA
LCD
LAN
LED
LIF
Sdram
Scsi
SEC
Secam
Introduction
System Overview
Standard Features
Features and Options
Standard Feature Difference Matrix
Deskpro EXS Deskpro Workstation
Options
Cabinet Layouts
Mechanical Design
Front Views
Deskpro EXS Deskpro Workstation
Rear View
Shows the rear cabinet layout of the controls and connectors
Chassis Layout
Back
Front
System Board Layout
Board Layout
System Architecture
MCH AGP Rdram
ICH2 LPC
FWH
Pentium 4 Processor
Support Components
Chipset
Chipset Comparison
Support Component Functions
Mass Storage
System Memory
SERIAL, Parallel Interfaces
Universal Serial BUS Interface
Standard AGP Graphics Card Comparison
Graphics Subsystem
Matrox
G450
Environmental Specifications Factory Configuration
Specifications
Electrical Specifications
Audio Subsystem
Diskette Drive Specifications
Physical Specifications
Parameter Desktop Configuration Minitower Configuration
Compaq SP#
Hard Drive Specifications
48x CD-ROM Drive Specifications SP# 187217-B21
Parameter Measurement
Parameter 18.0 GB 20.0 GB 40.0 GB
FSB I/F
Processor Memory Subsystem
AGP MCH
XMM1 XMM2 Rimm
Processor Overview
FSB
CPU FPU
Processor Upgrading
Memory Subsystem
Sdram Interface Rdram Interface Dual Channel
Dimm Rdram
Rambus Signal Attributes Each Channel
Signal Name
Rambus Attributes
Rambus Channel Transactions
Rdram CONFIGURATION/CONTROL
Rdram Power Management
State Power Refresh
Exit Rdram Functionality
Shows the system memory map
Host/PCI Bridge Configuration Registers MCH, Device
Subsystem Configuration
Reset
Config Register Value Egister
System Support
NIC Eide USB
PCI BUS Overview
Configuration Cycles
PCI BUS Transactions
1.1 I/O and Memory Cycles
PCI Component Configuration Access Data
Idsel
PCI Component Vendor/Device ID Bus # Device # Function #
Bist
PCI Configuration Space Type
PCI BUS Master Arbitration
PCI Bus Mastering Devices
REQ/GNT Line Device
Option ROM Mapping
PCI Power Management Support
PCI Interrupts
PCI SUB-BUSSES
LPC Bridge Configuration Registers ICH, Function 0, Device
PCI Configuration
Config Reset
Addr Register Value
PCI Connector
PCI Bus Connector Pinout
Pin Signal
BUS Transactions
AGP BUS Overview
Data Request
Data Transfers
CLK D1A D1B D2A D2B GNT Trdy
GNT Trdy
AGP 2X Transfers
Config Reset Addr Register Value
AGP Configuration
AGP Bus Connector Pinout
AGP Connector
Ovrcnt GND KEY
Trdy Devsel
System Resources
Interrupts
Maskable Interrupts
Apic Mode
Mode
Maskable Interrupt Priorities and Assignments
NMI- Generation
Non-Maskable Interrupts
Maskable Interrupt Control Registers
Port Register
IOCHK- NMI
SMI- Generation
Direct Memory Access
DMA Channel Assignments And Register Ports
DMA Channel Function Port
System Clock Distribution
REAL-TIME Clock and Configuration Memory
Clock Generation and Distribution
Frequncy Source Destination
Clearing Cmos
Configuration Memory Cmos Map
Cmos Archive and Restore
Standard 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 Password
System Management
Security Functions
Cable Lock Provision
Power Management
1.4 I/O Interface Security
Acpi Wake-Up Event System Wakes From
System Status
System Boot/ROM Flash Status LED Indications
System Operational Status LED Indications
NUM Lock CAPs Lock Scroll Lock Event
CMD
Temperature Sensing and Cooling
System I/O MAP
Register MAP and Miscellaneous Functions
System I/O Map
Port Function
82801 ICH2 Gpio Register Utilization
2 82801 ICH General Purpose Functions
Gpio Port # Function Direction
PS LED NIC REQ5 Irqe Irqf Irqg Irqh HD LED
Index Function Reset Value
3 I/O Controller Functions
Controller Control Registers
3.1 LPC47B357 Gpio Utilization
LPC47B357 Gpio Port Utilization
Function Direction
3.2 LPC47B357 I/O Controller Miscellaneous Functions
System Status Power LED
This page is intentionally blank
INPUT/OUTPUT Interfaces
Enhanced IDE Interface
IDE Programming
Eide PCI Configuration Registers 82801, Device 31/Function
IDE Configuration Registers
IDE Bus Master Control Registers
IDE Bus Master Control Registers
IDE Connector
Pin Primary IDE Connector Pinout
Pin Signal Description
Diskette Drive Interface
Diskette Drive Interface Configuration Registers
Diskette Drive Interface Configuration
Index Reset
Diskette Drive Programming
Pri
Diskette Drive Interface Control Registers
Pin Diskette Drive Connector Pinout
Diskette Drive Connector
DB-9 Serial Connector Pinout
Serial Interface
1 RS-232 Interface
Serial Interface Configuration
Serial Interface Configuration Registers
Serial Interface Programming
Serial Interface Control
Serial Interface Control Registers
Addr Register
Parallel Interface
Standard Parallel Port Mode
Extended Capabilities Port Mode
Enhanced Parallel Port Mode
Parallel Interface Configuration
Parallel Interface Configuration Registers
Parallel Interface Programming
Parallel Interface Control
Parallel Interface Control Registers
Address Register
Parallel Interface Connector
DB-25 Parallel Connector Pinout
Pin Signal Function
Keyboard Interface Operation
KEYBOARD/POINTING Device Interface
Command
To-Keyboard Commands
Keyboard Interface Configuration Registers
3.1 8042 Configuration
Pointing Device Interface Operation
KEYBOARD/POINTING Device Interface Programming
3.2 8042 Control
Port 60h
Port 64h
Value Command Description
CPU Commands To
KEYBOARD/POINTING Device Interface Connector
Keyboard/Pointing Device Connector Pinout
Data
ICH2 USB
USB Data Formats
Endp
USB Interface Configuration Registers
USB Configuration
USB Programming
USB Control
USB Connector Pinout
USB Connector
USB Cable Data
USB Cable Length Data
Functional Analysis
TDA
CD ROM
Audio Controller
Sync
3 AC97 Link BUS
SD OUT
Slot Description
Audio Codec
AC’97 Audio Controller PCI Configuration Registers
Audio Configuration
Audio Programming
Audio Control
Audio Specifications
Audio Subsystem Specifications
Paramemter Measurement
PCI VER .2 Support
Network Support
ALERT-ON-LAN Support
AOL Events
Input/Output Interfaces
Remote System Alert Support
AOL/SOS
SOS
Remote System Alert Events
Power Supply ASSEMBLY/CONTROL
Distribution
AUX
Power Supply Assembly
Watt Power Supply Assembly Specifications P/N
Range Min. Current Max Surge
Power Button
Power Control
System State Pressed Power Button Results
System Board LED Indications
Power Management Event
Power LED Indications
Wake Up Events
Wake-On-LAN
1 3.3/5/12 VDC Distribution
Power Distribution
Conn Pin
RTN
VID0
LOW Voltage PRODUCTION/DISTRIBUTION
AGP PWR Rimm
VID1 VID2 VID3 VID4
System
Signal Distribution
Board
IDE I/F CD-ROM
Power Button/LED Header P5
CD ROM Audio Header P7
AOL/SOS Header P12
Bios ROM
Bios ROM
ROM Flashing
Boot Block Codes
Upgrading
Num Lock Cap Lock Scroll Lock
\Flashi.exe ImageFilename BackgroundColor ForegroundColor
Changeable Splash Screen
Boot Functions
Boot Device Order
Network Boot F12 Support
Boot Error Codes
Memory Detection and Configuration
Boot Error Codes
Visual Audible Meaning
Setup Utility
Setup Utility Functions
Heading Option Description
Removable Media Boot
Translation Mode IDE disks only
Translation 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
Function Mode
Client Management Functions
Client Management Functions INT15
Output
Input EAX
EBX
ECX
System ID and ROM Type
Temperature Status
Edid Retrieve
System System ID ROM Family PnP ID
PnP Bios Functions
Drive Fault Prediction
PNP Support
Smart Hard Drive detects imminent failure
Smbios
System Timer
Power Management Functions
IDE Hard Drive Timer
Independent PM Support
System Standby
Going to Sleep in Independent PM
IDE Hard Drive Standby
Suspend
APM 1.2 Support
Acpi Support
APM Bios Function Description
APM Bios Functions
Staying Awake in APM
Going to Sleep in APM
System/Hard Drive Standby
System Suspend
USB Legacy Support
Waking Up in APM
This page is intentionally blank
BEEP/KEYBOARD LED Codes
Error Messages and Codes
Table A-1
Beep/Keyboard LED Codes
Power-On Self Test Post Messages
POWER-ON Self Test Post Messages
Error Message Probable Cause
Table A-2
System Error Messages
System Error Messages
Table A-3
Message Probable Cause
Keyboard Error Messages
Memory Error Messages
Table A-4
Table A-5
Video Graphics Error Messages
Printer Error Messages
Table A-6
Table A-7
Serial Interface Error Messages
Diskette Drive Error Messages
Table A-8
Table A-9
Table A-10
Modem Communications Error Messages
Hard Drive Error Messages
System Status Error Messages
Table A-11
Table A-12
Table A-14
Table A-13
Audio Error Messages
17 DVD/CD-ROM Error Messages
Network Interface Error Messages
Pointing Device Interface Error Messages
Scsi Interface Error Messages 65xx-xx, 66xx-xx
Table A-18
Table A-19
12Compaq Personal Computers
Ascii Character SET
Dec Hex Symbol
Table 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 Commands
Scan Codes
Table C-1
Key Make / Break Codes Hex Pos Mode
Table C-2
Keyboard 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 ROM
2D/VGA
RAM DAC
Display Modes
Resolution Bits per pixel Color Depth
Table D-1
Nvidia TNT2 Pro Graphics Display Modes
Monitor Power Management Conditions
Power Management and Consumption
Software Support Information
Table D-2
DB-15 Monitor Connector Pinout
Monitor Connector
Table 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 Feature Connector
Video In Connector Pinout
Table E-4
Appendix F Compaq/Lucent V.90 56K PCI Modem
COMPAQ/LUCENT V.90 56K PCI Modem
DSP DAA
Uart Transfer Rates
Operating Parameters
Transmission Modes
Table F-1
APM Environment
Connector
Acpi 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 Bios
VDC
TX/RX PHY
Wake UP Functions
AOL Function
Ipsec Function
Power Management Support
Adapter Programming
Configuration
Control
Control Registers
Adapter Specifications
Network Connector
Adapter 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
GND VDC
SMB CS
TX/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 Configuration
Table L-1
Table L-2
External 50-PIN Ultra Scsi Connector
Scsi Connectors
External Ultra Scsi Connector Pinout
Table L-3
Internal 50-PIN Ultra Scsi Connector
Internal 50-Pin Ultra Scsi Connector Pinout
Table L-4
Internal 68-PIN ULTRA160 Scsi Connector
Ultra160 Scsi Connector Pinout
Table L-5
Dimm support
Index
Ipsec
Specifications
Electrical
Environmental
This page is intentionally blank