Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 36

3. Disassemble the Heat Sink and DMD Module. 4. Rotate the screw (as yellow circle) 180° counterclockwise to disassemble the DMD Board and DMD Chip. Note: - Avoid touching the DMD Chip when you disassemble it. - Pay attention to the fixed position when assembling the DMD Chip. NOTE: Circuit boards > 10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal. 2-11 Disassemble Lamp Driver Module and Speaker 1. Unscrew 4 screws (as yellow circle) to disassemble the Lamp Driver Module and the Speaker (as blue arrow point). P5271/P5290/P5390W/P5271i Confidential 2-13