HP sb21 HP Digital Projectors xb31 and sb21 - (European English) Owner Manual - Page 23

user controls xb31 sb21 "All Images" Menu To open the "All Images" menu: 1. Press the "Menu" button to open the On Screen Display (OSD) menus. 2. Use the or buttons to open the "All Images" menu tab. 3. Press the Brightness buttons to select one of the following items: • Press the button to darken the image. • Press the button to lighten the image. Contrast The contrast controls the degree of difference between the lightest and darkest parts of the picture. • Press the button to decrease the contrast. • Press the button to increase the contrast. Image Optimisation Image Optimisation can be incrementally adjusted between 0 and 10. Click on the slider bar to adjust. • Setting 10 will maximise brightness and contrast • Setting 0 will maximise colour reproduction quality Colour Temp With the higher temperature, the image looks colder. With the lower temperature, the image looks warmer. NOTE: The hp sb21's OSD does not include an Audio menu. • Press the or button to decrease or increase the colour temperature. Keystone (Keystone Correction) Corrects image distortion caused by the projector's elevation angle. (±16 degrees) Zoom • Press the button to magnify an image up to 9 times. • Press the button to reduce the image magnification. Aspect Ratio Aspect ratio type can be adjusted to 4:3 or 16:9. Reset this menu Choose "Yes" to return the display parameters on this menu to their factory default settings. 23