Ricoh PJ WX4152N Operating Instructions - Page 15

Main Functions Main Functions The projector features the following functions that you can use. Tabletop projection This projector can project images on a tabletop. Image eco function The projector switches the lamp power automatically by detecting the brightness of the image signals. This function is useful for energy saving. Start on input detection The projector starts projection automatically if the image signals are input even while in standby. Auto keystone function The projector automatically adjusts the shape of the projected image according to the angle at which the projector is positioned. AV Mute/Freeze Pressing the [AV Mute] button mutes the sound and blanks the screen. Pressing the [Freeze] button freezes the image temporarily. Magnify/Zoom Pressing the [Magnify] button enlarges the projected image. Pressing the [Zoom] button reduces the projected image. Presentation timer function Pressing the [Timer] button displays the countdown timer on the projection screen. You can check the elapsed time on the projection screen. Wall color mode You can adjust the hue of the image in accordance with the color of the wall on which it is projected. Password setting/Key lock You can specify a password for the projector to limit the people that can use it. The buttons on the control panel can be disabled with the key lock setting to prevent misoperation. Administrator authentication Enable administrator authentication so that only the administrator can change the security settings. This improves the security of the projector because general users cannot change the settings. User logo function The projector can project a registered logo or image when there is no signal or when it is starting up. 13