LogrobotLM

LogrobotLM — AI fault diagnosis for ABB · KUKA · FANUC robots. It reads your robot backup in your browser (never uploaded) and pinpoints the fault. Try it free →

FANUC Alarm PRIO-282 — FL-net PCB Abnormal

Manufacturer wording — FL-net PCB Abnormal(%d)
The manual prints placeholders; your controller fills them in with the real group, axis or number.

FANUC PRIO-282 (“FL-net PCB Abnormal”): The FL-net board does not function correctly. First check: The FL-net board must be replaced.

Updated 2026-09-17 · LogrobotLM reference

Description

The FL-net board does not function correctly.

Remedy

The FL-net board must be replaced. Please contact the FANUC service representative. Note the numeric value displayed with the error. This data will be needed when contacting service.

Related codes

PRIO-280FL-net System ErrorPRIO-281FL-net PCB not installedPRIO-283FL-net IP Address IncorrectPRIO-284FL-net Token Interval Error

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 →