Optoma EP757 User Manual - Page 16
Multi-Directional Selector, Up Computer mode only, Down Computer mode only, Laser, Freeze
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English User Controls vPage Up / Page Down : Under remote mouse connected status only. Multi-Directional Selector 4 When you close the cover of remote control, this key can be used as a mouse to control direction. v The above function is only enabled with the connection between computer and projector by RS232 cable. 4 When the cover of remote control is opened, this key can be used for the operation for OSD display. Page Up (Computer mode only) 4 Use this button to page up. Page Down (Computer mode only) 4 Use this button to page down. Laser 4 Aim the remote at the viewing screen, press and hold this button to activate the laser pointer. 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. Freeze 4 Press the Freeze button to still the screen image. Mute 4 Use to mute sound. Volume + / - 4 Increases/decreases speaker volume. Keystone + / - 4 Adjust image distortion caused by tilting the projector. (±16 degrees) Zoom In 4 Press in button of zoom function to magnifies an image up to a factor of 32 times on the projection screen. Zoom Out 4 Press out button of zoom function to diminishes the zoom in image. 16