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ABB Error 38103 — SMB / cable SMB / Axis Computer fault

Error / Erreur

🇫🇷 SMB / Câble SMB / Axis Computer

SYSTÈME DE MESURE : SMB, RÉSOLVEURS, BATTERIES & CALIBRATION (38xxx, 20032/20033, 50296)

ABB 38103 (“SMB / cable SMB / Axis Computer fault”): SMB / cable SMB / Axis Computer fault — ABB robot hardware event on the SMB / cable SMB / Axis Computer (IRC5). Likely part: SMB / Câble SMB / Axis Computer (SMB / cable SMB / Axis Computer).

Updated 2026-08-29 · LogrobotLM reference

What it means · Ce que ça veut dire

SMB / cable SMB / Axis Computer fault — ABB robot hardware event on the SMB / cable SMB / Axis Computer (IRC5). Seen across controller generations. Severity: Critical. Field diagnosis below (French); your robot's own manual remains authoritative.

Perte de communication entre l’Axis Computer et la Serial Measurement Board.

What to check · Que vérifier

  • Inspect the SMB / cable SMB / Axis Computer, 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.
  • Contrôler câble SMB et connecteurs, blindage/masse, oxydation, alimentation et SMB; vérifier les perturbations électromagnétiques.
  • Remplacer la SMB ou le câble si nécessaire.
  • À savoir : Très documentée sur IRB 6700/IRC5; des cas terrain montrent des défauts intermittents liés aux connexions, câbles ou SMB.

Part to check / replace · Pièce à contrôler / remplacer

ABB 38103 points to the hardware below — start here before ordering. · 38103 met en cause l'organe ci-dessous : commencez par là.

Tap a part for every code that points to it — and verify the exact variant for your controller before ordering. · Touchez une pièce pour tous les codes qui la citent ; vérifiez la variante exacte avant commande.

Frequently asked · Questions fréquentes

What does ABB error 38103 mean?
ABB 38103 (“SMB / cable SMB / Axis Computer fault”): SMB / cable SMB / Axis Computer fault — ABB robot hardware event on the SMB / cable SMB / Axis Computer (IRC5). Seen across controller generations. Severity: Critical. Field diagnosis below (French); your robot's own manual remains authoritative.
How do you troubleshoot ABB error 38103?
Inspect the SMB / cable SMB / Axis Computer, 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.
Which part is involved in ABB 38103?
38103 points to SMB / Câble SMB / Axis Computer (SMB / cable SMB / Axis Computer). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

20032Revolution counter not updated20033Axis not synchronized38034Controller hardware fault

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 →