Compaq Deskpro EP 6233 - Page 8

Technical Reference Guide
Compaq Deskpro EP Series Personal Computers
First Edition - April 1998
vi
7.4.9 ACCESSING CMOS FEATURE BITS......................................................................... 7-16
7.4.10 SECURITY FUNCTIONS............................................................................................ 7-18
7.5 PNP SUPPORT.................................................................................................................... 7-19
7.5.1 SMBIOS....................................................................................................................... 7-20
7.6 POWER MANAGEMENT FUNCTIONS ............................................................................ 7-21
7.6.1 INDEPENDENT PM SUPPORT .................................................................................. 7-21
7.6.2 ACPI SUPPORT........................................................................................................... 7-21
7.6.3 APM SUPPORT ........................................................................................................... 7-22
7.7 USB LEGACY SUPPORT ................................................................................................... 7-24
7.8 BIOS UPGRADING............................................................................................................. 7-24
APPENDIX A ERROR MESSAGES AND CODES...............................................................................
A.1 INTRODUCTION.................................................................................................................A-1
A.2 POWER-ON MESSAGES..................................................................................................... A-1
A.3 BEEP/KEYBOARD LED CODES........................................................................................ A-1
A.4 POWER-ON SELF TEST (POST) MESSAGES.................................................................... A-2
A.5 PROCESSOR ERROR MESSAGES (1
XX
-
XX
) ...................................................................... A-3
A.6 MEMORY ERROR MESSAGES (2
XX
-
XX
)........................................................................... A-4
A.7 KEYBOARD ERROR MESSAGES (30
X
-
XX
)....................................................................... A-4
A.8 PRINTER ERROR MESSAGES (4
XX
-
XX
)............................................................................ A-5
A.9 VIDEO (GRAPHICS) ERROR MESSAGES (5
XX
-
XX
).......................................................... A-5
A.10 DISKETTE DRIVE ERROR MESSAGES (6
XX
-
XX
) ......................................................... A-6
A.11 SERIAL INTERFACE ERROR MESSAGES (11
XX
-
XX
)................................................... A-6
A.12 MODEM COMMUNICATIONS ERROR MESSAGES (12
XX
-
XX
).................................... A-7
A.13 HARD DRIVE ERROR MESSAGES (17
XX
-
XX
)............................................................... A-8
A.14 HARD DRIVE ERROR MESSAGES (19
XX
-
XX
)............................................................... A-9
A.15 VIDEO (GRAPHICS) ERROR MESSAGES (24
XX
-
XX
) .................................................... A-9
A.16 AUDIO ERROR MESSAGES (3206-
XX
)......................................................................... A-10
A.17 NETWORK INTERFACE ERROR MESSAGES (60
XX
-
XX
) ........................................... A-10
A.18 SCSI INTERFACE ERROR MESSAGES (65
XX
-
XX
, 66
XX
-
XX
, 67
XX
-
XX
) ....................... A-11
A.19 POINTING DEVICE INTERFACE ERROR MESSAGES (8601-
XX
).............................. A-11
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
APPENDIX C KEYBOARD...................................................................................................................
C.1 INTRODUCTION..................................................................................................................C-1
C.2 KEYSTROKE PROCESSING................................................................................................C-2
C.2.1 TRANSMISSIONS TO THE SYSTEM ..........................................................................C-3
C.2.2 KEYBOARD LAYOUTS ...............................................................................................C-4
C.2.3 KEYS.............................................................................................................................C-7
C.2.4 KEYBOARD COMMANDS.........................................................................................C-10