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FANUC Alarm FRCE-321 — Unfinished quick master (F:…)

Manufacturer wording — Unfinished quick master (F:%d^1)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC FRCE-321 (“Unfinished quick master (F:…)”): The robot is not mastered yet. First check: Master the robot, then turn the controller OFF, then ON again.

Updated 2026-09-17 · LogrobotLM reference

Description

The robot is not mastered yet.

Remedy

Master the robot, then turn the controller OFF, then ON again.

Related codes

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 →