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FANUC Alarm PNT1-119Pulse coder communication error

FANUC PNT1-119 (“Pulse coder communication error”): This alarm is echoed to the PLC when a SRVO-068 SERVO DTERR alarm (Grp:%d Ax:%d) , SRVO-069 SERVO CRCERR alarm (Grp:%d Ax:%d), or SRVO-070 SERVO STBERR alarm (Grp:%d Ax:%d) alarm is posted. First check: Refer to the SRVO-068, SRVO-069, or SRVO-070 alarm for the remedy.

Updated 2026-08-29 · LogrobotLM reference

Description

This alarm is echoed to the PLC when a SRVO-068 SERVO DTERR alarm (Grp:%d Ax:%d) , SRVO-069 SERVO CRCERR alarm (Grp:%d Ax:%d), or SRVO-070 SERVO STBERR alarm (Grp:%d Ax:%d) alarm is posted. Refer to the teach pendant alarm screen for further information on the SRVO-068, SRVO-069, or SRVO-070 alarm. Refer to the SRVO-068, SRVO-069, or SRVO-070 alarm for the cause.

Remedy · Remède

Refer to the SRVO-068, SRVO-069, or SRVO-070 alarm for the remedy.

Frequently asked · Questions fréquentes

What does FANUC alarm PNT1-119 mean?
FANUC PNT1-119 (“Pulse coder communication error”): This alarm is echoed to the PLC when a SRVO-068 SERVO DTERR alarm (Grp:%d Ax:%d) , SRVO-069 SERVO CRCERR alarm (Grp:%d Ax:%d), or SRVO-070 SERVO STBERR alarm (Grp:%d Ax:%d) alarm is posted. Refer to the teach pendant alarm screen for further information on the…
How do you troubleshoot FANUC alarm PNT1-119?
Refer to the SRVO-068, SRVO-069, or SRVO-070 alarm for the remedy.

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 →