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 → · Le diagnostic IA qui lit la sauvegarde de votre robot, sans rien téléverser.

ABB Error 71221 — Profibus firmware file not found

Error / Erreur

🇫🇷 Profibus firmware file not found

ABB — CATALOGUE PRODUCTION

ABB 71221 (“Profibus firmware file not found”): Profibus firmware file not found — ABB robot hardware event on the Profibus firmware file not found (IRC5).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

Profibus firmware file not found — ABB robot hardware event on the Profibus firmware file not found (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.

The Profibus <arg> firmware file not found or not readable. The board firmware may be out of date. Le texte constructeur de ce code n'existe qu'en anglais dans les manuels ABB dont il provient. Il est reproduit tel quel ci-dessus ; le manuel de votre robot fait foi.

What to check · Que vérifier

  • Inspect the Profibus firmware file not found, its wiring and connections first.
  • Match this code against your robot's event-log timeline before swapping parts.
  • Follow the French field checks below — they are the tested sequence for this fault.
  • Reinstall the system

Frequently asked · Questions fréquentes

What does ABB error 71221 mean?
ABB 71221 (“Profibus firmware file not found”): Profibus firmware file not found — ABB robot hardware event on the Profibus firmware file not found (IRC5). Specific to this controller generation. Severity: Major. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 71221?
Inspect the Profibus firmware file not found, its wiring and connections first. Match this code against your robot's event-log timeline before swapping parts. Follow the French field checks below — they are the tested sequence for this fault.

Related codes / Codes liés

10005Program stopped10007Programme lancé10008Programme relancé

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. · Informations indicatives issues du terrain — le manuel du constructeur et ses procédures de sécurité font foi. Ne shuntez jamais un organe de sécurité ; consignez (LOTO) avant toute intervention physique. How this reference is built →