LogrobotLM

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FANUC Alarm SYST-172 — PAUSE S/W Registration has expired

FANUC SYST-172 (“PAUSE S/W Registration has expired”): S/W Registration is in effect. First check: Display the S/W Registration screen:

Updated 2026-09-17 · LogrobotLM reference

Description

S/W Registration is in effect. This alarm is posted when registration has expired. The robot cannot be operated in any automatic mode until registration is extended.

Remedy

Display the S/W Registration screen:

Related codes

SYST-170WARN S/W Reg. expires in … daysSYST-171PAUSE S/W Reg. expires in … daysSYST-173WARN See S/W Reg Screen (STATUS)SYST-174SYSTEM Invalid SYST - CTRL start Req

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 →