LogrobotLM

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FANUC Alarm PNT2-129 — I/O Hardware not installed

FANUC PNT2-129 (“I/O Hardware not installed”): The I/O Hardware selected is physically not installed. First check: Make sure I/O Hardware that is being selected is installed correctly.

Updated 2026-08-29 · LogrobotLM reference

Description

The I/O Hardware selected is physically not installed.

Remedy · Remède

Make sure I/O Hardware that is being selected is installed correctly.

Frequently asked · Questions fréquentes

What does FANUC alarm PNT2-129 mean?
FANUC PNT2-129 (“I/O Hardware not installed”): The I/O Hardware selected is physically not installed.
How do you troubleshoot FANUC alarm PNT2-129?
Make sure I/O Hardware that is being selected is installed correctly.

Related codes / Codes liés

PNT2-127Operation mode T2 SelectedPNT2-128adj out of limit at line %sPNT2-130Data Error (see FR:dterrors.ls)PNT2-131Servo Disconnect

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 →