LogrobotLM

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FANUC Alarm JOG-021 — WARN Multi key is pressed

FANUC JOG-021 (“WARN Multi key is pressed”): Use of multiple jog keys is not supported in PATH JOG First check: Use only one jog key at a time.

Updated 2026-09-17 · LogrobotLM reference

Description

Use of multiple jog keys is not supported in PATH JOG

Remedy

Use only one jog key at a time.

Related codes

JOG-018Not at R-Theta robot postureJOG-020WARN Can not PATH JOG nowJOG-022WARN Disabled in JOINT pathJOG-023WARN Available only in PAUSE

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 →