Acer PD525 PD525 Service Guide - Page 38

* Disassemble Engine Module and DMD Module Step 1. Unscrew one screw to remove Light Cut.  Step 2. Unscrew 4 screws to remove Heat Sink. Heat Sink  Light Cut Step 3. Unscrews 4 hex screws to remove DMD Board DMD Board  Step 4. After removing DMD Board, and then take off DMD Holder, DMD Chip and Light Mask.  DMD Holder Light Mask DMD Chip 33 Chapter 3