FANUC Alarm CPMO-039 — NonZero Chn Remainder

Manufacturer wording — NonZero Chn Remainder(G: %d^2)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC CPMO-039 (“NonZero Chn Remainder”): Internal INTR error: A empty Channel has non-zero remainder First check: Perform a Cold start:

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 →