Okuma Alarm-C 3750 Tailstock absolute encoder error
[Unit faulty/]
signal from tail-stock absolute coder remained OFF longer than 1[s].
An attempt was made to start the NC unit when the [Unit faulty/] signal from tail-stock absolute coder was OFF.
Probable Faulty Locations
Confirm the condition of tail-stock absolute coder.
1)Power ON
2)Selected runnning mode(RUN mode)
3)Unit alarm(sensor error, memory error etc. refer to the instruction manual for the tail-stock absolute coder)