Epson EQUITY Y14499113001 - Manual (Page 129)

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 codes and messages
Error code Message
System board
101 8088 CPU ERROR
102 27128 ROM CHECKSUM ERROR
103 8254 TIMER COUNTER REGISTER ERROR
104
8254 TIMER
COUNTER ERROR
105
8237 DMA CONTROLLER REGISTER ERROR
105
8237 DMA REFRESH ERROR
108 8048 SELFDIAGNOSTIC ERROR
109
8259 INTERRUPT CONTROLLERERROR
111 146818 CMOS BATTERYERROR
112 146818 CMOS CHECKSUMERROR
113
8088 INSTRUCTIONERROR
Memory
201
MEMORY/PARITY ERROR
Keyboard
301
8048 ERROR
302 NON-STANDARDOR DEFECTIVE KEYBOARD
Monochrome display adapter and CRT
401 V-RAM ERROR
402 VIDEO SIGNAL ALWAYS HIGH/LOW
403
ATTRIBUTEERROR
404
CHARACTERSET ERROR
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