Table of Contents
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Technical Reference Guide
CHAPTER 8 BIOS ROM .......................................................................................................................
8.1
INTRODUCTION.................................................................................................................. 8-1
8.2
BOOT FUNCTIONS.............................................................................................................. 8-2
8.2.1
BOOT BLOCK............................................................................................................... 8-2
8.2.2
QUICKBOOT................................................................................................................. 8-2
8.2.3
SILENTBOOT ............................................................................................................... 8-2
8.3
ACCESSING CONFIGURATION MEMORY ....................................................................... 8-3
8.3.1
ACCESSING CMOS...................................................................................................... 8-3
8.3.2
SETTING DEFAULT PARAMETERS .......................................................................... 8-3
8.3.3
ACCESSING CMOS FEATURE BITS........................................................................... 8-4
8.4
CLIENT MANAGEMENT SUPPORT................................................................................... 8-5
8.4.1
SYSTEM ID................................................................................................................... 8-7
8.4.2
SYSTEM INFORMATION TABLE ............................................................................... 8-7
8.4.3
DRIVE FAULT PREDICTION..................................................................................... 8-12
8.4.4
DIMM SUPPORT......................................................................................................... 8-13
8.4.5
SECURITY FUNCTIONS ............................................................................................ 8-15
8.4.6
ACCESSING CMOS FEATURE BITS......................................................................... 8-16
8.5
PNP SUPPORT .................................................................................................................... 8-17
8.6
POWER MANAGEMENT SUPPORT ................................................................................. 8-18
APPENDIX A ERROR MESSAGES AND CODES...............................................................................
A.1
INTRODUCTION................................................................................................................. A-1
A.2
POWER-ON MESSAGES..................................................................................................... A-1
A.3
BEEP CODE MESSAGES.................................................................................................... A-1
A.4
POWER-ON SELF TEST (POST) MESSAGES.................................................................... A-2
A.5
A.6
A.7
A.8
A.9
A.10
A.11
A.12
A.13
A.14
A.15
A.16
A.17
A.18
A.19
A.20
CEMM PRIVILEDGED OPS ERROR MESSAGES........................................................ A-12
A.21
CEMM EXCEPTION ERROR MESSAGES ................................................................... A-12
APPENDIX B ASCII CHARACTER SET .............................................................................................
B.1
INTRODUCTION..................................................................................................................B-1
vi
Compaq Deskpro 4000 and 6000 Personal Computers
featuring the Pentium II Processor
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, 66
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First Edition -- October1997
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, 67
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