FANUC Alarm PNT2-119 — Pulse coder communication error
FANUC PNT2-119 (“Pulse coder communication error”): The axis control pcb sent the request signal, but did not receive serial data from the pulse coder. First check: Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.
Updated 2026-08-29 · LogrobotLM reference
Description
The axis control pcb sent the request signal, but did not receive serial data from the pulse coder.
Remedy · Remède
Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.
Frequently asked · Questions fréquentes
- What does FANUC alarm PNT2-119 mean?
- FANUC PNT2-119 (“Pulse coder communication error”): The axis control pcb sent the request signal, but did not receive serial data from the pulse coder.
- How do you troubleshoot FANUC alarm PNT2-119?
- Refer to the troubleshooting section in the Electrical Connection and Maintenance Manual.
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 →