Epson LT-286 - Manual (Page 154)

Error Codes and Messages
Table D-l lists all the error codes and messages that may appear
during diagnostic checks.
Table D-1. Error codes and messages
Error code
System board
101
102
103
104
105
105
106
107
108
108
109
110
111
112
113
114
115
Memory
201
Keyboard
301
301
302
303
Message
80286 CPU ERROR
27xxx 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
KEYBOARD ERROR
KEYBOARD IS NON-STANDARD OR DEFECTIVE
KEYBOARD LOCKING ERROR
Performing System Diagnostics D-29