FANUC Alarm SRVO-201 — SERVO Panel E-stop or SVEMG abnormal
FANUC SRVO-201 (“SERVO Panel E-stop or SVEMG abnormal”): The operator panel emergency stop push button is pressed and miswiring on SVEMG is detected. First check: Check the wiring of SVEMG.
Updated 2026-08-29 · LogrobotLM reference
Description
The operator panel emergency stop push button is pressed and miswiring on SVEMG is detected. Or the operator panel emergency stop push button is pressed slowly so that SVEMG signal is delayed.
Remedy · Remède
Check the wiring of SVEMG. If the wiring of SVEMG is not connected, correct the wiring of SVEMG. If the wiring has no problem, twist the operator panel emergency stop push button clockwise to release. Press RESET. Refer to the maintenance manual for details.
Frequently asked · Questions fréquentes
- What does FANUC alarm SRVO-201 mean?
- FANUC SRVO-201 (“SERVO Panel E-stop or SVEMG abnormal”): The operator panel emergency stop push button is pressed and miswiring on SVEMG is detected. Or the operator panel emergency stop push button is pressed slowly so that SVEMG signal is delayed.
- How do you troubleshoot FANUC alarm SRVO-201?
- Check the wiring of SVEMG. If the wiring of SVEMG is not connected, correct the wiring of SVEMG. If the wiring has no problem, twist the operator panel emergency stop push button clockwise to release. Press RESET. Refer to the maintenance manual for details.
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 →