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SRVO-091

Line Tracking Pulsecoder Communication CRC Error

Fanuc · R-30iB Mate + Mate Plus Robot

¿Qué significa SRVO-091 ?

Communication between the Pulsecoder and the line tracking board is abnormal, specifically indicating a Cyclic Redundancy Check (CRC) error. This means data sent between the components is corrupted or inconsistent.

Causas comunes

  • Line tracking pulsecoder serial data CRC check failure.
  • Corrupted data packets from the line tracking pulsecoder.
  • Noise on the communication line causing data bit errors.
  • Faulty line tracking pulsecoder generating incorrect CRC values.
  • Intermittent connection in the line tracking pulsecoder communication wiring.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check the connection cable at each end (the line tracking board and the Pulsecoder).

  2. 2

    Check whether the shielding of the connection cable is securely connected to the grounding plate.

  3. 3

    Replace the Pulsecoder.

  4. 4

    Replace the line tracking cable.

  5. 5

    Replace the line tracking board.

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