What does 'Err 503 - Aiming Laser Failure' mean on Lightmed Medical Equipment?
- CCharles MortonSep 10, 2025
If your Lightmed Medical Equipment displays 'Err 503 - Aiming Laser Failure', it means there is an aiming laser beam failure or the laser intensity is greater than 1mW. Contact an authorized service or the manufacturer for assistance.



