System diagnostics error codes and messages (continued)

E r r o r c o d e Ma,

Parallel port (printer interface)

901ERROR PIN p

Serial port (RS-232C port)

1101 control signal ALWAYS LOW

1101 control signal ALWAYS HIGH

1102 TIMEOUT ERROR

1103 VERIFY ERROR

Alternate serial port

1201 control signal ALWAYS LOW

1201 control signal ALWAYS HIGH

1202 TIMEOUT ERROR

1203 VERIFY ERROR

Dot-matrix printer

1401 status

Hard disk drive(s) and controller

1701 SEEK ERROR

1702 WRITE ERROR

1703 READ ERROR

1704 HEAD ERROR

1705 ERROR DETECTION ERROR

1706 ERROR CORRECTION ERROR

Alternate parallel port

2101 ERROR PIN p

Parallel port (on video adapter)

81nn ERROR PIN p

E-14 Performing System Diagnostics