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PW0009

CPU SELF TEST ERROR(PMC)

Fanuc · Alpha i Series Servo Amplifier

¿Qué significa PW0009 ?

The PMC detected an error in its CPU self-test function and RAM check function. This indicates a critical hardware fault within the PMC unit, necessitating a power cycle to attempt to clear the alarm.

Causas comunes

  • PMC CPU internal memory (RAM) corruption.
  • PMC CPU hardware component failure.
  • Unstable power supply to the PMC.
  • Firmware corruption in the PMC.
  • Excessive heat affecting PMC operation.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Cycle power to the PMC module.

  2. 2

    Inspect the PMC for any physical damage or signs of overheating.

  3. 3

    Re-flash the PMC firmware using appropriate tools.

  4. 4

    Verify the voltage supply (e.g., 5VDC) to the PMC.

  5. 5

    If the issue continues, replace the PMC module.

Ver todos los códigos en este manual (101)
Datos técnicos verificados. Última actualización: March 2026

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Fuente: Fanuc Alpha i Series Servo Amplifier