Acer AL1931 AL1931 Service Guide - Page 18

2.5.1 Adjusting the Monitor's Display The monitor has four function control buttons to select among functions shown on OSD menu, designed for easy user-viewing environments. OSD Function Menu To access OSD Main menu, simply press one of the Function Select control buttons, and the menu diagram will pop up on the screen as shown on Fig. 2-2: Continue pressing the Function Select buttons to scroll through the entire menu items ,then press Adjustment Control buttons to adjust content of selected item. 2.5.2 Function Description Figure 2-2 2.5.2.1.1.1 Analog RGB / Digital RGB Picture Auto adjust Brightness Contrast Press > button, auto adjust the display mode to its utmost performance according to VGA setting. Adjust the overall image and background screen brightness. Adjust the image brightness in relation to the background. H-position To move the picture image horizontally left or right. V-position To move the picture image vertically up or down. Phase To improve focus clarity an image stability. Clock Exit To increase or decrease the horizontal size of image. To exit the main menu. Advanced Sharpness Adjusts the picture sharpness. Color You have 4 kinds of options. Cool This control adjusts the color temperature of the screen image, this item are preset by factory, you can not adjust these setting, The performance is bluer and brighter. Natural This performance is reddish and closer to paper white. Warm This performance is yellowish and closer to paper white. User You can adjust the individual color intensity by yourself. Increase or decrease red, green or blue depending upon which is selected User red Increase or decrease red. User green Increase or decrease green. User blue Increase or decrease blue. Exit To exit the main menu. Audio Volume Base This features adjusts < to decrease volume and > to increase volume. This features adjusts < to decrease base and > to increase base. Treble This features adjusts < to decrease treble and > to increase treble. ATTL This features adjusts < to decrease left speaker volume and > to increase left speaker volume. ATTR This features adjusts < to decrease right speaker volume and > to increase right speaker volume. Loudness Mute This features choose on or off to get loudness. This features choose on or off to mute the sound. Exit To exit the main menu. Options OSD To move the OSD image. OSD H-position To move the OSD image horizontally left or right. 17