Probable Cause
Fail-Safe Tripped
- “ON/OFF” Power switch cycled too fast.
- Faulty motor control board.
- Faulty display cable.
- Attempting to run after executing watchdog trip in motor test mode.
Corrective Action
- Shut power switch "OFF" and wait ten seconds, then turn power switch "ON".
- Swap motor control board with a known good part. Replace the motor control board if necessary.
- Swap display cable with a known good part. Do not route the cable for testing purposes. Replace display cable if necessary.
- Shut power "OFF" and wait ten seconds, then turn power switch "ON".
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