Environmental conditions of the chiller are not within spec

Check environmental conditions. Ensure that the environmental conditions comply with the installation specifications. See installation manual for detailed installation requirements.

In case of a new installed Light Source, let the complete system acclimatize.

Light Source power cut

Switch off Light Source and wait a few hours.

Defective LCB

Replace the Laser Control Board (LCB). See service procedure "Replacing the Laser Control Board (LCB)".

Malfunction temperature sensor

Replace the Light Source. See procedure "Laser Phosphor Light Source".