Technical Reference Guide
Compaq Deskpro EXS and Workstation 300 Personal Computers
Featuring the Intel Pentium 4 Processor
First Edition - December 2000
v
5.6
KEYBOARD/POINTING DEVICE INTERFACE................................................................... 5-16
5.6.1
KEYBOARD INTERFACE OPERATION....................................................................... 5-16
5.6.2
POINTING DEVICE INTERFACE OPERATION .......................................................... 5-18
5.6.3
KEYBOARD/POINTING DEVICE INTERFACE PROGRAMMING........................... 5-18
5.6.4
KEYBOARD/POINTING DEVICE INTERFACE CONNECTOR.................................. 5-21
5.7
UNIVERSAL SERIAL BUS INTERFACE .............................................................................. 5-22
5.7.1
USB DATA FORMATS.................................................................................................... 5-22
5.7.2
USB PROGRAMMING .................................................................................................... 5-24
5.7.3
USB CONNECTOR .......................................................................................................... 5-25
5.7.4
USB CABLE DATA ......................................................................................................... 5-25
5.8
AUDIO SUBSYSTEM.............................................................................................................. 5-26
5.8.1
FUNCTIONAL ANALYSIS ............................................................................................. 5-26
5.8.2
AUDIO CONTROLLER ................................................................................................... 5-28
5.8.3
AC97 LINK BUS .............................................................................................................. 5-29
5.8.4
AUDIO CODEC ................................................................................................................ 5-30
5.8.5
AUDIO PROGRAMMING ............................................................................................... 5-31
5.8.6
AUDIO SPECIFICATIONS.............................................................................................. 5-32
5.9
NETWORK SUPPORT............................................................................................................. 5-33
5.9.1
PCI VER. 2.2 SUPPORT .................................................................................................. 5-33
5.9.2
ALERT-ON-LAN SUPPORT ........................................................................................... 5-33
5.9.3
REMOTE SYSTEM ALERT SUPPORT.......................................................................... 5-35
CHAPTER 6 POWER SUPPLY AND DISTRIBUTION ..........................................................................
6.1
INTRODUCTION ....................................................................................................................... 6-1
6.2
POWER SUPPLY ASSEMBLY/CONTROL ............................................................................. 6-1
6.2.1
POWER SUPPLY ASSEMBLY ......................................................................................... 6-2
6.2.2
POWER CONTROL ........................................................................................................... 6-3
6.3
POWER DISTRIBUTION .......................................................................................................... 6-5
6.3.1
3.3/5/12 VDC DISTRIBUTION.......................................................................................... 6-5
6.3.2
LOW VOLTAGE PRODUCTION/DISTRIBUTION......................................................... 6-6
6.4
SIGNAL DISTRIBUTION.......................................................................................................... 6-7
CHAPTER 7 BIOS ROM .............................................................................................................................
7.1
INTRODUCTION ....................................................................................................................... 7-1
7.2
ROM FLASHING ....................................................................................................................... 7-2
7.2.1
UPGRADING...................................................................................................................... 7-2
7.2.2
CHANGEABLE SPLASH SCREEN .................................................................................. 7-3
7.3
BOOT FUNCTIONS................................................................................................................... 7-4
7.3.1
BOOT DEVICE ORDER .................................................................................................... 7-4
7.3.2
NETWORK BOOT (F12) SUPPORT ................................................................................. 7-4
7.3.3
MEMORY DETECTION AND CONFIGURATION......................................................... 7-5
7.3.4
BOOT ERROR CODES ...................................................................................................... 7-5
7.4
SETUP UTILITY ........................................................................................................................ 7-6
7.5
CLIENT MANAGEMENT FUNCTIONS ................................................................................ 7-12
7.5.1
SYSTEM ID AND ROM TYPE........................................................................................ 7-14
7.5.2
EDID RETRIEVE ............................................................................................................. 7-14
7.5.3
TEMPERATURE STATUS .............................................................................................. 7-14
7.5.4
DRIVE FAULT PREDICTION......................................................................................... 7-15
7.6
PNP SUPPORT ......................................................................................................................... 7-15
7.6.1
SMBIOS ............................................................................................................................ 7-16
Содержание Deskpro EXS
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