LogrobotLM

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FANUC Alarm PNT1-520 — Manaul mode is locked at T.P.

Manufacturer wording — %sManaul mode is locked at T.P.
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PNT1-520 (“Manaul mode is locked at T.P.”): The cell is attempting to perform manual operations while an operator is also performing manual operations at the teach pendant. First check: Wait for the operator to finish with the teach pendant.

Updated 2026-09-17 · LogrobotLM reference

Description

The cell is attempting to perform manual operations while an operator is also performing manual operations at the teach pendant.

Remedy

Wait for the operator to finish with the teach pendant. Then try again.

Related codes

PNT1-518Application enable is OFFPNT1-519Attempt to use illegal cycle numberPNT1-521Manual mode is locked at CRT.PNT1-522Color Valve + PrgAir both ON

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 →