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Technical Reference Guide
Compaq Personal Computers
Changed – January 2000
A-1
Appendix A
ERROR MESSAGES AND CODES
A.
Appendix A ERROR MESSAGES AND CODES
A.1 INTRODUCTION
This appendix lists the error codes and a brief description of the probable cause of the error
. Note
that not all errors listed in this appendix may be applicable to a particular system
depending on the model and/or configuration
.
A.2 POWER-ON MESSAGES
Table A–1.
Power-On Messages
Table A-1.
Power-On Messages
Message Beeps Probable Cause
CMOS Time and Date Not Set (None) Invalid time or date
(none) 2 short Power-On successful
Run Setup (None) Any failure
A.3 BEEP/KEYBOARD LED CODES
Table A–2.
Beep/Keyboard LED Codes
Table A-2.
Beep/Keyboard LED Codes
Beeps LED [1] Probable Cause
1 short, 2 long NUM lock blinking Base memory failure.
1 long, 2 short CAP lock blinking Video/graphics controller failure.
2 long, 1 short Scroll lock blinking System failure (prior to video initialization).
None All three blink in sequence Keyboard locked in network mode.
None NUM lock steady on ROMPAQ diskette not present, bad, or drive not ready.
None CAP lock steady on Password prompt.
None All three blink together ROM flash failed.
None All three steady on Successful ROM flash.
NOTE:
[1] PS/2 keyboard only.