FANUC Alarm SYST-035 — WARN Low or No Battery Power in PSU.
FANUC SYST-035 (“WARN Low or No Battery Power in PSU.”): Battery in PSU board is low in power. First check: Replace the Old Battery with a new battery of same kind. Likely part: Backup battery (Backup battery).
Updated 2026-08-29 · LogrobotLM reference
Description
Battery in PSU board is low in power.
Remedy · Remède
Replace the Old Battery with a new battery of same kind.
Part to check / replace · Pièce à contrôler / remplacer
FANUC SYST-035 points to the hardware below — start here before ordering. · SYST-035 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 SYST-035 mean?
- FANUC SYST-035 (“WARN Low or No Battery Power in PSU.”): Battery in PSU board is low in power.
- How do you troubleshoot FANUC alarm SYST-035?
- Replace the Old Battery with a new battery of same kind.
- Which part is involved in FANUC SYST-035?
- SYST-035 points to Backup battery (Backup battery). Confirm the real cause against the robot backup before replacing a part.
Related codes / Codes liés
Same hardware involved / Même matériel en cause
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 →