Okuma Alarm-A 1703 EC circuit breaker
The circuit breaker of the EC is tripped.
(I/O check NO.24 INPUT bit 9 (iCBA/) = 0)
This alarm occurs when a circuit breaker in the EC control circuit is tripped. Check the tripped breaker to locate the cause of the alarm.
Code
None->The circuit breaker of the EC is tripped.
1->The circuit breaker of the EC is tripped.
2->The 2nd circuit breaker of the EC is tripped.
3->The 3rd circuit breaker of the EC is tripped.
4->The 4th circuit breaker of the EC is tripped.
5->The 5th circuit breaker of the EC is tripped.
6->The 6th circuit breaker of the EC is tripped.
7->The 7th circuit breaker of the EC is tripped.
8->The 8th circuit breaker of the EC is tripped.
9->The 9th circuit breaker of the EC is tripped.
Probable Faulty Locations
An EC power circuit is shorted.
Measures to Take
Turn on the EC circuit breaker.