1 Power button
2Source Search button (searches for connected sources)
3Menu button (accesses projector menu system)
4Enter button (selects options)
5Wide/Tele buttons (adjust projected image size), horizontal keystone adjustment buttons (adjust
screen shape), and arrow buttons
6 Vertical keystone adjustment buttons (adjust screen shape) and arrow buttons
7Esc button (cancels/exits functions)
8Help button (accesses projector help information)
EX5210/EX7210
18