Using Your Projector 37"Wireless Guide screen" on page 56.USB Display—Allows you to via the USB cable to display PC/NB screen from yourprojector. See "USB Display Driver Installation" on page 63.USB Viewer—Allows you to display photo and PPT files from your USB flash. See"Presentation to Go (PtG) Installation" on page 64.INPUT SELECT ADVANCEDThe Input Select Advanced menu allows you to enable or disable input sources.VGA-A—Use and to enable or disable VGA-A input.VGA-B—Use and to enable or disable VGA-B input.S-VIDEO—Use and to enable or disable S-Video input.C OMPOSITE VIDEO—Use and to enable or disable Composite Video input.HDMI—Use and to enable or disable HDMI input.NOTE: You cannot disable your current input source. At anytime, a minimum oftwo input sources have to be enabled.PICTURE (in PC Mode)Using the Picture menu, you can adjust the display settings of your projector. ThePicture menu provides the following options: