Error Codes and Messages

This table lists all the error codes and messages that may appear during diagnostics checks.

Error code Message

System board

1018088 CPU ERROR

10227128 ROM CHECKSUM ERROR

1038254 TIMER COUNTER REGISTER ERROR

1048254 TIMER COUNTER ERROR

1058237 DMA CONTROLLER REGISTER ERROR

105

8237 DMA REFRESH ERROR

1088048 SELF DIAGNOSTIC ERROR

1098259 INTERRUPT CONTROLLER ERROR

111146818 CMOS BATTERY ERROR

112146818 CMOS CHECKSUM ERROR

1138088 INSTRUCTION ERROR

Memory

201MEMORY/PARlTY ERROR

Keyboard

3018048 ERROR

302NON-STANDARD OR DEFECTIVE KEYBOARD

Monochrome display adapter and CRT

401V-RAM ERROR

402VIDEO SIGNAL ALWAYS HIGH/LOW

403ATTRIBUTE ERROR

404CHARACTER SET ERROR

Color graphics adapter and CRT

501

V-RAM ERROR

503ATTRIBUTE ERROR

504CHARACTER SET ERROR

50540-COLUMN CHARACTER SET ERROR

506320x200 GRAPHICS MODE ERROR

507640x200 GRAPHICS MODE ERROR

508SCREEN PAGING ERROR

509LIGHT PEN ERROR

510COLOR VIDEO ERROR

D-36 Performing System Diagnostics