Fanuc 414 Servo Alarm Z Axis Detect Error Repack _hot_ Now

If the battery cable is disconnected, the batteries are dead, or the encoder cable is unplugged while the batteries are not connected, the encoder loses its reference point. The Result: The control sees an "APC Alarm" (Absolute Pulse Coder) combined with a 414 Detect Error because the encoder is effectively "brain dead" and cannot report its position.

Fanuc 414 Servo Alarm is a critical system fault indicating a Digital Servo System Abnormal fanuc 414 servo alarm z axis detect error repack