Acer P5271 Acer P5271, P5271i, P5290 and P5390W Projector Series Service Guide - Page 27

2-4 Disassemble Keypad Board Module 1. Unscrew 4 screws (as red circle) to disassemble the Keypad Board Module. 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. 2-5 Disassemble Main Board Top Shielding 1. Unplug 1 connector (as green square) to remove the FPC cable. 2. Tear off the Heatsink Aluminum (as yellow dot square). Keypad Board Keypad FPC Cable Heatsink Aluminum P5271/P5290/P5390W/P5271i Confidential 2-