Table of Contents
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Technical Reference Guide
CHAPTER 8 BIOS ROM ................................................................................................................................
8.1
INTRODUCTION .......................................................................................................................8-1
8.2
ROM FLASHING........................................................................................................................8-2
8.2.1
UPGRADING ......................................................................................................................8-2
8.2.2
CHANGEABLE SPLASH SCREEN...................................................................................8-3
8.3
BOOT FUNCTIONS ...................................................................................................................8-4
8.3.1
BOOT DEVICE ORDER.....................................................................................................8-4
8.3.2
NETWORK BOOT (F12) SUPPORT .................................................................................8-4
8.3.3
MEMORY DETECTION AND CONFIGURATION .........................................................8-5
8.3.4
BOOT ERROR CODES ......................................................................................................8-5
8.4
SETUP UTILITY ........................................................................................................................8-6
8.5
CLIENT MANAGEMENT FUNCTIONS ................................................................................8-12
8.5.1
SYSTEM ID AND ROM TYPE ........................................................................................8-14
8.5.2
EDID RETRIEVE..............................................................................................................8-14
8.5.3
TEMPERATURE STATUS ..............................................................................................8-15
8.5.4
DRIVE FAULT PREDICTION .........................................................................................8-15
8.6
PNP SUPPORT..........................................................................................................................8-15
8.6.1
SMBIOS.............................................................................................................................8-16
8.7
POWER MANAGEMENT FUNCTIONS.................................................................................8-17
8.7.1
INDEPENDENT PM SUPPORT.......................................................................................8-17
8.7.2
ACPI SUPPORT ................................................................................................................8-19
8.7.3
APM 1.2 SUPPORT ..........................................................................................................8-19
8.8
USB LEGACY SUPPORT ........................................................................................................8-23
A. APPENDIX A ERROR MESSAGES AND CODES ...........................................................................
A.1
INTRODUCTION ...................................................................................................................... A-1
A.2
BEEP/KEYBOARD LED CODES............................................................................................. A-1
A.3
POWER-ON SELF TEST (POST) MESSAGES........................................................................ A-2
A.4
A.5
A.6
A.7
A.8
A.9
vi
Compaq Deskpro EX Series of Personal Computers
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First Edition -- August 2000
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