Filthy air filter of the heat exchanger.

Clean or replace the air filter of the heat exchanger.

Filthy air filter of the electronics.

Clean or replace the air filter at the front side of the projector.

Malfunction air extraction system.

Check customer air extraction system for adequate extraction. The air extraction system must be capable of removing minimum 10 m³/min or 350 CFM per installed DP-2000/DP-1500 digital projector.

Malfunction ambient temperature sensor (reference 4 image) of the Light Processor unit.

Replace the temperature sensor.