Laser welding signal file does not exist.

Cause:

LaserWeldSignal.xml does not exist.

Check whether LaserWeldSignal.xml exists.

Contact after-sales support.

Applicable equipment

Source: Fault JSON · fault_codes.json · SHA-256 0e057315d3af8f3e28c54fa6e5a00c0a2e3673122cd98839e32715dea3f7f7d8 · 3980

Brand	STEP
Updated	2026-10-27

3980

LaserWeldSignal.xml does not exist.

Check whether LaserWeldSignal.xml exists.

Contact after-sales support.

Applicable equipment

Source: Fault JSON · fault_codes.json · SHA-256 0e057315d3af8f3e28c54fa6e5a00c0a2e3673122cd98839e32715dea3f7f7d8 · 3980

Brand	STEP
Updated	2026-10-27