Traduciendo...
P3.3V

+3.3V Power Supply Fault

Fanuc · R-30iB Mate + Mate Plus Robot

¿Qué significa P3.3V ?

The P3.3V (Green) LED indicates that the internal power supply circuit of the servo amplifier is normally outputting +3.3 V. If this LED does not light, it signifies a failure in the +3.3V power supply within the servo amplifier, which is critical for its internal logic.

Causas comunes

  • Internal +3.3V power supply within the servo controller or related module has failed.
  • Short circuit on a +3.3V power line.
  • Overload condition on the +3.3V power rail.
  • Faulty voltage regulator for the +3.3V supply.
  • Component failure on the power supply board.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Replace the servo amplifier.

Ver todos los códigos en este manual (53)
Datos técnicos verificados. Última actualización: March 2026

Fallas relacionadas

Fuente: Fanuc R-30iB Mate + Mate Plus Robot