Wire of the Anode Fan is disconnected.

Remove the projector top cover and the top cover plate of the Light Processor compartment and check the connection of the Lamp Anode Fan (reference 1image).

Wire of the rear fan units is disconnected from the Signal Backplane.

Remove the Light Source and Cathode fan and check if the wire unit (reference 2 image) is inserted in the Signal Backplane.

Blocked Anode Fan

Check if the Anode Fan is not blocked. Ensure that the Anode Fan can turn freely. (reference 3 image).

Damaged wire

Check if the wire of the Anode Fan is not damaged. Repair if possible, otherwise replace with new one.

Anode Fan end of life

Replace the Anode Fan. See service manual chapter "Replacement of the Anode Fan".

Malfunction Cinema Controller.

Replace the Cinema Control board. See service manual chapter "Replacement of the Cinema Controller".