FANUC Alarm PRIO-601 — PNIO watchdog alarm
FANUC PRIO-601 (“PNIO watchdog alarm”): PROFINET software on the robot controller is not working First check: Cycle power the robot controller.
Updated 2026-08-29 · LogrobotLM reference
Description
PROFINET software on the robot controller is not working
Remedy · Remède
Cycle power the robot controller. Consult a FANUC service representative if this error occurs repeatedly.
Frequently asked · Questions fréquentes
- What does FANUC alarm PRIO-601 mean?
- FANUC PRIO-601 (“PNIO watchdog alarm”): PROFINET software on the robot controller is not working
- How do you troubleshoot FANUC alarm PRIO-601?
- Cycle power the robot controller. Consult a FANUC service representative if this error occurs repeatedly.
Related codes / Codes liés
Indicative field information — the robot manufacturer's manual and safety procedures always prevail. Never bypass a safety device; apply lockout/tagout (LOTO) before any physical intervention. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →