Table A-13, Table A-14 | Compaq 850 instruction

Table A–13.Hard Drive Error Messages

Table A-13.

Message	Probable Cause	Message	Probable Cause
19xx-01	Drive not installed	19xx-21	Got servo pulses second time but not first
19xx-02	Cartridge not installed	19xx-22	Never got to EOT after servo check
19xx-03	Tape motion error	19xx-23	Change line unset
19xx-04	Drive busy erro	19xx-24	Write-protect error
19xx-05	Track seek error	19xx-25	Unable to erase cartridge
19xx-06	Tape write-protect error	19xx-26	Cannot identify drive
19xx-07	Tape already Servo Written	19xx-27	Drive not compatible with controller
19xx-08	Unable to Servo Write	19xx-28	Format gap error
19xx-09	Unable to format	19xx-30	Exception bit not set
19xx-10	Format mode error	19xx-31	Unexpected drive status
19xx-11	Drive recalibration error	19xx-32	Device fault
19xx-12	Tape not Servo Written	19xx-33	Illegal command
19xx-13	Tape not formatted	19xx-34	No data detected
19xx-14	Drive time-out error	19xx-35	Power-on reset occurred
19xx-15	Sensor error flag	19xx-36	Failed to set FLEX format mode
19xx-16	Block locate (block ID) error	19xx-37	Failed to reset FLEX format mode
19xx-17	Soft error limit exceeded	19xx-38	Data mismatch on directory track
19xx-18	Hard error limit exceeded	19xx-39	Data mismatch on track 0
19xx-19	Write (probably ID ) error	19xx-40	Failed self-test
19xx-20	NEC fatal error	19xx-91	Power lost during test
1900-xx = Tape ID test failed		1904-xx = Tape BOT/EOT test failed
1901-xx = Tape servo write failed		1905-xx = Tape read test failed
1902-xx = Tape format failed		1906-xx = Tape R/W compare test failed
1903-xx = Tape drive sensor test failed		1907-xx = Tape write-protect failed

Table A–14.Video (Graphics) Error Messages

Message	Probable Cause	Message	Probable Cause
2402-01	Video memory test failed	2418-02	EGA shadow RAM test failed
2403-01	Video attribute test failed	2419-01	EGA ROM checksum test failed
2404-01	Video character set test failed	2420-01	EGA attribute test failed
2405-01	80x25 mode, 9x14 cell test failed	2421-01	640x200 mode test failed
2406-01	80x25 mode, 8x8 cell test failed	2422-01	640x350 16-color set test failed
2407-01	40x25 mode test failed	2423-01	640x350 64-color set test failed
2408-01	320x200 mode color set 0 test failed	2424-01	EGA Mono. text mode test failed
2409-01	320x200 mode color set 1 test failed	2425-01	EGA Mono. graphics mode test failed
2410-01	640x200 mode test failed	2431-01	640x480 graphics mode test failed
2411-01	Screen memory page test failed	2432-01	320x200 256-color set test failed
2412-01	Gray scale test failed	2448-01	Advanced VGA controller test failed
2414-01	White screen test failed	2451-01	132-column AVGA test failed
2416-01	Noise pattern test failed	2456-01	AVGA 256-color test failed
2417-01	Lightpen text test failed, no response	2458-xx	AVGA BitBLT test failed
2417-02	Lightpen text test failed, invalid response	2468-xx	AVGA DAC test failed
2417-03	Lightpen graphics test failed, no resp.	2477-xx	AVGA data path test failed
2417-04	Lightpen graphics tst failed, invalid resp.	2478-xx	AVGA BitBLT test failed
2418-01	EGA memory test failed	2480-xx	AVGA linedraw test failed

Compaq Personal Computers

A-9

Changed – November 2000