Defect Code 01

Defect Code 01:

*D* 900 Defect code memory: Defect code 01 stored

Explanation: Input of the memory switch has a short to ground.

Troubleshooting:

1. Check wires from memory switch Pin 2 and Pin 6 to the 26-pin yellow connector Pin 12 and Pin 26 for a short to ground, repair if necessary.

2. If wires are OK., replace memory switch.