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FANUC Alarm PNT1-074 — DAL alarm(Track encoder:1)

FANUC PNT1-074 (“DAL alarm(Track encoder:1)”): The tracking encoder has been disconnected, or is faulty. First check: Reconnect the tracking encoder or determine if the encoder connector is faulty.

Updated 2026-09-17 · LogrobotLM reference

Description

The tracking encoder has been disconnected, or is faulty.

Remedy

Reconnect the tracking encoder or determine if the encoder connector is faulty. The robot controller power must be turned off, then turned on again before the system is allowed to reset.

Related codes

PNT1-072Tracking encoder disconnectedPNT1-073Right-Hand Rule only for this robotPNT1-075Extreme entry position violationPNT1-076Extreme exit position violation

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 →