FANUC Alarm INTP-631 — ARC:RTCP mismatch

Manufacturer wording — (%s^4, %d^5)ARC:RTCP mismatch
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC INTP-631 (“ARC:RTCP mismatch”): If A motion uses RTCP, related motion lines must use RTCP,too. First check: Cause code shows which line is inconsistent.

Updated 2026-09-17 · LogrobotLM reference

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 →