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FANUC Alarm PAIN-102 — WARN Waiting for tracking detect

FANUC PAIN-102 (“WARN Waiting for tracking detect”): For continuous line only. First check: The controller will start when the part activates the part detect switch.

Updated 2026-09-17 · LogrobotLM reference

Description

For continuous line only. This indicates that the controller has validated the path information and is waiting to start but the part is not within the window.

Remedy

The controller will start when the part activates the part detect switch.

Related codes

PAIN-100WARN Invalid encoder numberPAIN-101WARN Invalid encoder averagePAIN-103ABRT Tracking que exceededPAIN-104WARN Linetracking parameter undefined

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 →