Epson II+ Error Codes and Messages

Appendix A

Error Codes and Messages

This appendix lists all the error codes and messages that may appear during diagnostics checks.

		Table A-1. Error a&s and messages
	Error code	Message
	5ysE b0ard	80286 CPU ERROR
102		27256 ROM CHECKSUM ERROR
103		8254 TIMER COUNTER REGISTER ERROR
104		8254 TIMER COUNTER ERROR
105		8237 DMA CONTROLLER REGISTER ERROR
1::		8237 DMA REFRESH ERROR
		612 DMA PAGE REGISTER ERROR
107		8042 TIMEOUT ERROR
108		8042 SELF DIAGNOSTIC ERROR
108		8042 WRITE COMMAND ERROR
109		8259 INTERRUPT CONTROLLER ERROR
110		146818 CMOS SHUTDOWN BYTE ERROR
111		146818 CMOS BATTERY ERROR
112		146818 CMOS CHECKSUM ERROR
113		80286 INSTRUCTION ERROR
114		80286 PROTECT MODE ERROR 1
115		80286 PROTECT MODE ERROR 2
	Me;gY	MEMORY/PARITY ERROR
	Key3~,a~	8042 ERROR
301
		KEYBOARDERROR
302		KEYBOARD IS NON-STANDARD, OR
		KEYBOARD IS DEFECTIVE
303		KEYBOARD LOCKING ERROR

Monochrome display adapter and CRT

V-RAM ERROR

402VIDEO SIGNAL ERROR

403ATTRIBUTE ERROR

404CHARACTER SET ERROR

Color graphics adapter and CRT

503	V-RAM ERROR
	ATTRIBUTE ERROR
504	CHARACTER SET ERROR
505	40-COLUMN CHARACTER SET ERROR
506	COLOR GRAPHICS ERROR
507	640 x 200 GRAPHICS MODE ERROR
508	SCREEN PAGING ERROR
509	LIGHT PEN ERROR
510	COLOR VIDEO ERROR

Diagnostics A-1