4English Control Panel# Function Description1 LAMP Lamp Indicator LED2 Power indicator LED Refer to the "Turning the Projector On/Off" section.3 Keystone Adjusts image distortion caused by tiltingprojection (±40 degrees).4 RESYNC Automatically synchronizes the projectorto the input source.5 MENU Launches the Onscreen Display (OSD)menu, returns to the previous step for theOSD menu operation or exits the OSDmenu.6 Power key Refer to the "Turning the Projector On/Off" section.7 TEMP Temp Indicator LED8 SOURCE Chooses RGB, component video, S-Video,composite video, HDMI or HDTV source.9 Four directional select keys Selects items or makes adjustments to yourselection.10 Empowering key Enables unique Acer functions: eView,eTimer, ePower Management, e3D.1 783356 10942