4. 1) Remove the Top Duct 3 Unit by removing the 4 Screws (421). CAUTION: When removing the Screws (421) on the Top Duct 3 Unit, plastic dust may be produced. Therefore, confirm that there is no dust on the Top Duct 3 Unit. If there is dust, clean the Top Duct 3 Unit with a brush, etc. Otherwise, dust may adhere to the inside of the screen. 2) Remove the Lamp from the Projection Unit by loosening the Screw.
21 Projection Unit
Screw for lamp
Lamp
Clamper
421
Top Duct 3 Unit
421
Fig. D1-4 Note: After replacing the Projection Unit, be sure to perform "ADJUSTMENT of Projection Unit." Refer to "WHEN REINSTALLING THE PROJECTION UNIT OR THE BASE BODY UNIT INTO THE UNIT AT THE USER�S LOCATION:."
Replacement Note of Projection Unit: These parts will be necessary when replacing. Set aside, and keep and re-use. - Top Duct 3 Unit