FANUC Alarm APSH-091 — WARN …
Manufacturer wording — WARN %s
The manual prints placeholders; your controller fills them in with the real group, axis or number.
FANUC APSH-091 (“WARN …”): Place holder error, used to keep documentaion for errors from Drastically changing. First check: Verify that all simulated I/O points should be simulated.
Updated 2026-09-17 · LogrobotLM reference
Description
Place holder error, used to keep documentaion for errors from Drastically changing.
Remedy
Verify that all simulated I/O points should be simulated. Un-simulate all I/O ports which should not be simulated.
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 →