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SV0369
DATA TRANS. ERROR(INT)
Fanuc · Alpha i Series Servo Amplifier
¿Qué significa SV0369 ?
A CRC error or stop bit error occurred in the communications data from the built-in Pulsecoder. This signifies data corruption or an improper termination in the serial communication from the internal encoder.
Causas comunes
- Noise or interference corrupting serial data packets from the internal Pulsecoder.
- Internal Pulsecoder hardware fault causing data corruption.
- CRC calculation error within the internal Pulsecoder's firmware.
- Damaged serial interface on the servo drive receiving data.
- Incorrect stop bit configuration in communication parameters.
Pasos de reparación & Lista de verificación
Haga clic en los pasos para seguir su progreso.
- 1
Measure signal integrity of serial data lines (e.g., clock, data) from internal Pulsecoder.
- 2
Ensure proper grounding of the servo drive and internal Pulsecoder.
- 3
Check servo parameter P1-03 (Encoder Serial Protocol) for correct configuration.
- 4
Use an oscilloscope to analyze serial data frames for errors.
- 5
Swap communication cables to rule out cable degradation.
Datos técnicos verificados. Última actualización: March 2026
Fallas relacionadas
Fuente: Fanuc Alpha i Series Servo Amplifier