Operational overview 16• Use the Up (+) or Down (-) button to scroll through the OSD menu or an OSD sub-menu. The Up (+)and Down (-) button are also used to adjust or change a function setting.• Use the OSD activation button to select a sub-menu or a function.Example:To exit the OSD menu:1. Press the Down (-) button to scroll to the Exit function.2. Press the OSD activation button to select the Exit function and exit the OSD menu.OSD menuThe OSD menu provides access to different display settings and functions, enabling the user to customizethe HP TFT7600 display settings.Brightness/ContrastThe Brightness/Contrast option contains the following options:• Brightness• Contrast• Exit sub-menuBrightnessThe Brightness option displays a slider bar to enable the adjustment of the back light brightness.ContrastThe Contrast option displays a slider bar to enable the adjustment of the screen contrast. Contrastadjustments are more discernable when the background is white.Image controlThe Image control option contains the following sub-menu:• Horizontal position• Vertical position• Clock• Phase• Exit sub-menuHorizontal positionThe H position option displays a slider bar to enable the adjustment of the screen's horizontal position.The center of the bar is obtained from the factory-preset value for Horizontal Position. At value=MIN, theselection of + positioning response might vary between XGA and SXGA panels. This is caused byphysical limitations at MIN OSD placement.