NEC remote
Power on (You may need to point it toward the projector in the ceiling)
Laptop
"Press 1" on NEC remote "Press 1" button on front of cabinet Connect Laptop to cable coming from the back of the cabinet(other dongles are provided) Connect Laptop to audio jack coming from the back of the cabinet On your laptop press FN and your function key to connect with projector
DVD/VHS
"Press Video" on NEC remote
Sound
Make sure speaker Power button on front of cabinet is in the ON position Adjust volume with the output dial in the center