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.

FANUC Alarm SRVO-153 — SERVO CHGAL(CNV) alarm (G:%d A:%d)

FANUC SRVO-153 (“SERVO CHGAL(CNV) alarm (G:%d A:%d)”): Charging of the main circuit could not finish within the specified time. First check: The DC link might a short-circuit. Likely part: Wiring board (Wiring board).

Updated 2026-08-29 · LogrobotLM reference

Description

Charging of the main circuit could not finish within the specified time.

Remedy · Remède

The DC link might a short-circuit. Check the connections. Also, electric resistance to restrict charge current might be defective. Replace the wiring board.

Part to check / replace · Pièce à contrôler / remplacer

FANUC SRVO-153 points to the hardware below — start here before ordering. · SRVO-153 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 FANUC alarm SRVO-153 mean?
FANUC SRVO-153 (“SERVO CHGAL(CNV) alarm (G:%d A:%d)”): Charging of the main circuit could not finish within the specified time.
How do you troubleshoot FANUC alarm SRVO-153?
The DC link might a short-circuit. Check the connections. Also, electric resistance to restrict charge current might be defective. Replace the wiring board.
Which part is involved in FANUC SRVO-153?
SRVO-153 points to Wiring board (Wiring board). Confirm the real cause against the robot backup before replacing a part.

Related codes / Codes liés

SRVO-151SERVO FSAL(INV) alarm (G:%d A:%d)SRVO-152SERVO IPMAL(INV) alarm (G:%d A:%d)SRVO-154SERVO HVAL(CNV-DC) alarm (G:%d A:%d)SRVO-155SERVO DCAL(CNV) alarm (G:%d A:%d)

Same hardware involved / Même matériel en cause

SRVO-157Wiring board

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 →