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OPEN
FSSB Communication Error
Fanuc · R-30iB Mate + Mate Plus Robot
Hva betyr OPEN ?
The OPEN (Green) LED indicates normal communication between the servo amplifier and the main board via FSSB. This fault occurs if the LED does not light, indicating a loss or abnormality in this critical communication link. This could be due to a faulty optical cable, servo card, or the servo amplifier itself.
Vanlige årsaker
- Fiber Optic Sensor System (FSSB) communication failure between controller and servo drives.
- Damaged fiber optic cable or connectors in the FSSB loop.
- Faulty servo drive or controller interface card in the FSSB.
- Interference affecting fiber optic signal transmission.
- Incorrect FSSB addressing or configuration.
Reparasjonssteg & Sjekkliste
Klikk på steg for å spore fremgangen.
- 1
Check the connection of the FSSB optical cable.
- 2
Replace the servo card.
- 3
Replace the servo amplifier.
Verifisert teknisk data. Sist oppdatert: March 2026
Relaterte feilkoder
Kilde: Fanuc R-30iB Mate + Mate Plus Robot