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FANUC Alarm PNT1-131 — Servo Disconnect

FANUC PNT1-131 (“Servo Disconnect”): This alarm is echoed to the PLC when a SRVO-194 SERVO disconnect alarm is posted. First check: Refer to the SRVO-194 alarm for the remedy

Updated 2026-09-17 · LogrobotLM reference

Description

This alarm is echoed to the PLC when a SRVO-194 SERVO disconnect alarm is posted. Refer to the SRVO-194 alarm for the cause.

Remedy

Refer to the SRVO-194 alarm for the remedy

Related codes

PNT1-129I/O Hardware not installedPNT1-130Data Error (see FR:dterrors.ls)PNT1-132Chain 1 (+24v) abnormalPNT1-133Chain 2 (0v) abnormal

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. How this reference is built →