Código SRVO-136: DCLVAL alarm (G:%d A:%d)
Descripción del problema y advertencia de seguridad
El Fanuc R-30i Series Robot Controller ha desencadenado una alarma crítica DCLVAL alarm (G:%d A:%d). Se requiere la atención inmediata de un operador calificado o técnico de mantenimiento para evitar daños secundarios al equipo o piezas estropeadas durante el ciclo de fabricación. Asegúrese siempre de seguir los procedimientos de seguridad estándar y LOTO antes de acceder a los armarios eléctricos.
Pasos oficiales de solución de problemas
Cause: The servo amplifier DC current (DC link voltage) is abnormally low. Remedy: The case of R-30iA Controller: • This alarm occurred when robot is moving. 1. Check the input voltage to the controller is within the rated voltage and no phase is lack. And check the setting of the transformer is correct. 2. It is possible that an instant disconnection of power source causes this alarm. Check whether an instant disconnection occurred. 3. Replace the E-stop unit. 4. Replace the servo amplifier. • If this alarm occurred before the magnetic contactor is turned on : 1. Check whether the circuit breaker in the emergency stop unit is OFF. If it is OFF, check the servo amplifier and the wiring between the servo amplifier and the emergency stop unit. If anything is abnormal, replace it. Else turn on the breaker. 2. Check the input voltage to the controller is within the rated voltage and no phase is lack. And check the setting of the transformer is correct. 3. Replace the E-stop unit. 4. Replace the servo amplifier. • In an auxiliary axis system and if this alarm occurred right after the EMERGENCY STOP button was pressed, check whether the auxiliary axis unit is installed correctly. • In the case of the Mate Controller, refer to the Mate Controller Maintenance Manual.
Source: FANUC Robot R-30iA Alarm Code List Operator's Manual
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
Acerca de las alarmas de Fanuc R-30i Series Robot Controller
Los controladores industriales construidos por Fanuc están diseñados con amplios sistemas de diagnóstico para proteger los circuitos internos y los enlaces mecánicos. Cuando un R-30i Series Robot Controller arroja un código de error como SRVO-136, generalmente indica un desajuste entre los valores ordenados y la retroalimentación real del sensor.
Lista completa de alarmas: 6553 Fanuc R-30i Series Robot Controller códigos.
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