HP MAY21J8412 A.7 Printer Error Messages (4xx-xx), A.8 Video (Graphics) Error Messages (5xx-xx)

					Error Messages and Codes
A.7 Printer Error Messages (4xx-xx)
			Table A-6
		Printer Error Messages
	Message	Probable Cause		Message	Probable Cause
401-01		Printer failed or not connected		402-11	Interrupt test, data/cntrl. reg. failed
402-01		Printer data register failed		402-12	Interrupt test and loopback test failed
402-02		Printer control register failed		402-13	Int. test, LpBk. test., and data register failed
402-03		Data and control registers failed		402-14	Int. test, LpBk. test., and cntrl. register failed
402-04		Loopback test failed		402-15	Int. test, LpBk. test., and data/cntrl. reg.
					failed
402-05		Loopback test and data reg.		402-16	Unexpected interrupt received
		failed
402-06		Loopback test and cntrl. reg.		402-01	Printer pattern test failed
		failed
402-07		Loopback tst, data/cntrl. reg.		403-xx	Printer pattern test failed
		failed
402-08		Interrupt test failed		404-xx	Parallel port address conflict
402-09		Interrupt test and data reg. failed		498-00	Printer failed or not connected
402-10		Interrupt test and control reg.		--	--
		failed

A.8 Video (Graphics) Error Messages (5xx-xx)

Table A-7.

Video (Graphics) Error Messages

Message	Probable Cause	Message	Probable Cause
501-01	Video controller test failed	508-01	320x200 mode, color set 0 test failed
502-01	Video memory test failed	509-01	320x200 mode, color set 1 test failed
503-01	Video attribute test failed	510-01	640x200 mode test failed
504-01	Video character set test failed	511-01	Screen memory page test failed
505-01	80x25 mode, 9x14 cell test	512-01	Gray scale test failed
	failed
506-01	80x25 mode, 8x8 cell test failed	514-01	White screen test failed
507-01	40x25 mode test failed	516-01	Noise pattern test failed

See Table A-14 for additional video (graphics) messages.

Technical Reference Guide www.hp.com A-9