How to fix F19.4 fault message on Candela pro series devices
First, we need to understand the causes of this fault F19.4 which is mainly because of the Lasing head power fault, Software detected head power present before/after pulse, or Hardware detected pulse fault (Over Energy)
Now to the fix, how do we fix this problem easily?
- Calibrate the laser system.
- If problem persists, contact Laser-Gulf service representative for system servicing.