Epson Equity II - Manual (Page 138)

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
102
103
104
105
107
108
108
109
110
111
112
113
114
115
Message
80286 CPU ERROR
27256 ROM CHECKSUM ERROR
8254 TIMER COUNTER REGISTER ERROR
8254 TIMER COUNTER ERROR
8237 DMA CONTROLLER REGISTER ERROR
8237 DMA REFRESH ERROR
612 DMA PAGE REGISTER ERROR
8042 TIMEOUT ERROR
8042 SELF DIAGNOSTIC ERROR
8042 WRITE COMMAND ERROR
8259 INTERRUPT CONTROLLER ERROR
146818 CMOS SHUTDOWN BYTE ERROR
146818 CMOS BATTERY ERROR
146818 CMOS CHECKSUM ERROR
80286 INSTRUCTION ERROR
80286 PROTECT MODE ERROR 1
80286 PROTECT MODE ERROR 2
MEMORY/PARITY ERROR
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
402 VIDEO SIGNAL ERROR
403 ATTRIBUTE ERROR
404 CHARACTER SET ERROR
Color graphics adapter and CRT
V-RAM ERROR
503 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