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385
SERIAL DATA ERROR(EXT)
Fanuc · Series 30i/31i/32i-MODEL B Plus
Hva betyr 385 ?
This external alarm indicates an interruption in serial communication from the separate detector, potentially due to a disconnected cable, noise, or detector failure. Communication loss means the control unit cannot reliably monitor the detector's position.
Vanlige årsaker
- Communication interruption with the separate detector
- Cable disconnection for the separate detector
- Noise interfering with serial data transmission
- Separate detector failure
Reparasjonssteg & Sjekkliste
Klikk på steg for å spore fremgangen.
- 1
Check whether the feedback cable is not disconnected and whether the connector is properly plugged.
- 2
Check CNC diagnosis information No.356 (Built-in detector) and No.357 (Separate detector) for incremented values, which indicate noise effects. The value is cleared when the CNC unit is powered off.
- 3
Replace the detector.
Verifisert teknisk data. Sist oppdatert: March 2026
Relaterte feilkoder
Kilde: Fanuc Series 30i/31i/32i-MODEL B Plus