LogrobotLM

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FANUC Alarm INTP-645 — Instruction number is wrong

FANUC INTP-645 (“Instruction number is wrong”): Because the PNSTROBE pulse signal is input, resume program or fast fault recovery cannot be executed. First check: Do not input the PNSTROBE pulse signal while resume program or fast fault recovery are being executed.

Updated 2026-09-17 · LogrobotLM reference

Description

Because the PNSTROBE pulse signal is input, resume program or fast fault recovery cannot be executed.

Remedy

Do not input the PNSTROBE pulse signal while resume program or fast fault recovery are being executed.

Related codes

INTP-643DB was triggered by go-away.INTP-644RESUME/MAINT cannot be used hereINTP-646PNSTROBE signal is inputINTP-647Maintenance DO is OFF

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 →