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

DMACONTROLLER REGISTER ERROR

105

8237

DMA

REFRESH ERROR

108

8048

SELFDIAGNOSTIC ERROR
1098259 INTERRUPT CONTROLLERERROR

111

146818

CMOS

BATTERYERROR

112

146818

CMOS

CHECKSUMERROR

113

8088

INSTRUCTIONERROR
Memory

 

 

 

 

201

MEMORY/PARITY ERROR
Keyboard

 

 

 

 

301

8048

ERROR

 

302NON-STANDARDOR DEFECTIVE KEYBOARDMonochrome display adapter and CRT401V-RAM ERROR402VIDEO SIGNAL ALWAYS HIGH/LOW403ATTRIBUTEERROR

404

CHARACTERSET ERROR

A-1