Optoma H55 User Manual - Page 13

English User Controls Panel Control & Remote Control There are two ways for you to control the functions: Remote Control and Panel Control. Panel Control Remote Control Use the Remote Control Backlit 4 When you press "Backlit" button, all buttons on remote controller will flash fluorescent yellow. Return to normal mode, press "Backlit" button again. Power 4 Refer to the "Power On/Off the Projector" section on page 9~10. Four Directional Select Keys 4 Use to select items or make adjustments for your selection. Enter 4 Confirm your selection of items. Menu 4 Press "Menu" to open the on-screen display (OSD) menus and press key to select menu items . To exit OSD, press the "Menu" button again. The projector will save any change you made automatically. 16:9 / 4:3 4 You can use this function to fit your desired aspect ratio type. Re-Sync 4 Automatically synchronizes the projector to the input source. 13