1SDP-850 Quick Start GuideThe Samsung SDP-850 provides control of basic operations on the base of the Digital Presenter.Please note that you can also access these features plus additional advanced functions via theremote control.C O N T R O L P A N E L F U N C T I O N STurn on the main POWER button of the SDP-850. Please note that the Red light onthe front of the presenter indicates the unit is “Off.” The red light on the remotecontrol panel window disappears once the unit is turned on.After the boot-up screen, the presenter will perform an automatic white balance or“Color Adjustment.” Since the SDP-850 has no base, you should always have a white piece ofpaper under the lens when the unit is turned on. Printed text on white paper is OK. This will allowfor an accurate auto white balance for the best color accuracy. Press the AWC button at anytime to activate an automatic color adjustment.Tip: Make sure there is no colored material under the lens to affect white balance.The BRIGHT +/- buttons are used to lighten or darken the overall image for the desired result.Tip: When using the TXT / IMG (Text/Image) feature found on the remote, on average thebrightness setting for text should fall somewhere near 95 to 100. For images, it will be closer to40 to 50.Press the ZOOM +/- buttons to reduce or enlarge the image size. When the On Screen displayindicates D-ZOOM, you are working in the Digital Zoom mode (up to 3 times the normal size).Auto focus will occur after zooming has stopped in all modes.Tip: Make sure you’re not moving the subject during auto focus. If the subject is blurry, pressthe AF button to re-focus.Press the AF button to activate the auto focus at any time. Manual focus is available on the baseas well as the remote by pressing the FOCUS +/- buttons for complete focus control.The NEGA/POSI button allows you to switch between the normal, Positive mode setting for mostsubjects to a Negative position, best for viewing film negatives.