Blocked air inlets at the bottom of the projector.

Check if the air inlet at the bottom of the projector is free.

Blocked air inlets at the front of the projector.

Check if the air inlet at the front of the projector is free.

Filthy high density filter of the heat exchanger.

Clean or replace the high density filter underneath the heatexchanger at the bottom of the projector.

Filthy high density filter of the electronics.

Clean or replace the high density filter at the front side ofthe projector.

Malfunction air extraction system.

Check customer air extraction system for adequate extraction.The air extraction system must be capable of removing minimum 6,65m³/min or 235 CFM per installed DP-2000/DP-1500 digital projector.

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

Replace the temperature sensor.

Transport plate at the bottom of the projector is not removed.

Make sure that the plate (part of the packaging), on which theprojector is mounted for transport, is removed.