Código SRVO-281: SVOFF input(SVEMG abnormal)
Descripción del problema y advertencia de seguridad
El Fanuc R-30i Series Robot Controller ha desencadenado una alarma crítica SVOFF input(SVEMG abnormal). 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: When the SVOFF signal was asserted, an SVEMG error was detected. The emergency stop circuit is faulty. Remedy: If the RDY LED (green) is lit: 1. Check the switch and cable connected to 9 (EGS1) - 10 (EGS11) and 11 (EGS2) - 12 (EGS21) on operator panel terminal TBOP4. 2. Replace the panel board. 3. Replace the EStop unit. 4. Replace the servo amplifier. 5. Replace the connection cable between the EStop unit and the panel board. If the RDY LED (green) is not lit: 1. Replace the cable connecting between the main board (JRS11) and the panel board (JRS11). 2. Replace the panel board. Note: Before executing the next step, perform a complete controller back-up to save all of your programs and settings. Failure to perform this task could result in damage to the equipment or lost data. 3. Replace the main board. Note: If the SYST-067 Panel HSSB disconnect alarm occurs simultaneously or the RDY LED is turned off, the following alarms are also generated: z SRVO-001 Operator panel E-Stop z SRVO-004 Fence open z SRVO-007 External emergency stop z SRVO-204 External (SVEMG abnormal) E-Stop z SRVO-280 SVOFF input Check the alarm history display on the teach pendant.
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-281, 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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