Optoma HD 70 Color Wheel Flickering Issue.

This Issue is seen when the projector becomes three or more years old and dust collects on color wheel.

Solution 1. Clean dust from all cooling fans and Clean Color wheel Area with compressed Air or blower.

Solution2. if one does not work Place a small one inch fan 12v outside the projector on color wheel vent at bottom of Projector and connect to relay 12v out using a DC pin. it helps to keep color wheel cool.

solution3. Replace the Color wheel

solution4 replace the color wheel IR sensor.