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FANUC Alarm FRCE-157F/S force data calc. overflow (F:%d^1)

FANUC FRCE-157 (“F/S force data calc. overflow (F:%d^1)”): Software internal error. First check: 1. Move the robot to a safe pose. Likely part: Sensor board (Sensor interface board).

Updated 2026-08-29 · LogrobotLM reference

Description

Software internal error.

Remedy · Remède

1. Move the robot to a safe pose. 2. Turn the controller OFF, then ON again. If this alarm occurs again, go to the next step. 3. Replace the sensor board.

Part to check / replace · Pièce à contrôler / remplacer

FANUC FRCE-157 points to the hardware below — start here before ordering. · FRCE-157 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 FRCE-157 mean?
FANUC FRCE-157 (“F/S force data calc. overflow (F:%d^1)”): Software internal error.
How do you troubleshoot FANUC alarm FRCE-157?
1. Move the robot to a safe pose. 2. Turn the controller OFF, then ON again. If this alarm occurs again, go to the next step. 3. Replace the sensor board.
Which part is involved in FANUC FRCE-157?
FRCE-157 points to Sensor board (Sensor interface board). 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 →