User manual ACER 211C

[. . . ] Horizontal frequency ranges from 30KHz to 107 KHz to support 1600 x 1600 @ 90Hz resolution. Pressing the i key, the monitor will automatically adjust displays size and position to the optimum. No re-configuration or adjustment is needed when a user changes display mode. [. . . ] Scroll the light coloured bar to desired items and press Enter to sub-menus. : 10 A Look at the Control Panel Luminance Contrast and Brightness adjustments Contrast adjusts the difference between the light and dark areas. Brightness adjusts the brightness of the display. Size & Position Display size and position adjustment : 11 Chapter 3 Hor. Size adjusts the vertical height of the display. Geometry Advanced geometry adjustments Pincushion controls the straightness of the vertical edges of the display. Unbalance adjusts balance when the sides of display are bowed towards left or right Trapezoid makes the vertical edges of the display parallel. Bottom Corner adjusts the edges on the bottom corners of the screen image. : 12 A Look at the Control Panel OSD Position OSD position adjustments adjusts the OSD menu position up. To eliminate color shading or impurity induced by magnetism, press Enter to active Degauss function. Reset to Default Reset the monitor to the default factory settings including H/V position, H/V size, Pincushion, Unbalance, Trapezoid, Parallelogram, Rotation, Corner, H/V Convergence, H/V Moire and Moire. For preset timings, in order to reset to factory default values, press Enter. To reset color Temperature, plsease see page 15. 13 : Chapter 3 Main Menu 2 Color Control This main menu is defined as color weight adjustment. C1 ~ C5 are color storage areas, which are factory preset but can also be modified by user. The preset information as follows : Factory Default C1 C2 C3 C4 C5 Color Temperature 9300K 6500K 5500K 7100K 1 1500K Scroll the light coloured bar to desired color temperature, then press Exit to save the setting and leave OSD. Press Enter key to sub-menus and adjust RGB color weight. : 14 A Look at the Control Panel This sub-menu adjusts RGB (Red, Green, Blue) color weight. Press or keys to scroll light coloured bar to desired items then press or key to do the adjustments. ? To reset to factory default values, scroll light coloured bar to item " Reset to Default". Main Menu 3 Advanced Display Control This main menu includes six items, scroll light coloured bar to desired items. Press Enter key to enter sub-menus. : 15 Chapter 3 Convergence Horizontal & Vertical Convergence adjustment Hor. Convergence: adjusts Vertical Convergence Convergence is the monitor's ability to precisely illuminate specific phosphors and line them up properly in order to produce pure color. [. . . ] See Chapter 3, A Look at the Control Panel. Maintenance $ $ $ $ $ $ Do not expose the monitor to direct sunlight or heat. Do not use your monitor when magnets or electronic products are operating nearby. Do not use harsh chemicals or strong cleaning solvents to clean the monitor screen. [. . . ]