Epson 386 Personal Computer User Manual


 
Error Codes and Messages
The following table lists all the error codes and messages that may
appear during diagnostics checks.
Error codes and messages
Error code
Message
System board
101
80386 CPU ERROR
102
27256 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
106
8237 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
80386 INSTRUCTION ERROR
114
80386 PROTECT MODE ERROR 1
115
80386 PROTECT MODE ERROR 2
Memory
201
MEMORY/PARITY ERROR
Keyboard
301
8042 ERROR
301
KEYBOARD ERROR
302
KEYBOARD IS NON-STANDARD, OR
KEYBOARD IS DEFECTIVE
303
KEYBOARD LOCKING ERROR
Monochrome display adapter and CRT
401
V-RAM ERROR
402 VIDEO SIGNAL ERROR
403 ATTRIBUTE ERROR
404
CHARACTER SET ERROR
C-30
Performing System Diagnostics