User manual ACER B223PW

[. . . ] A soft, lint-free cloth should be used to clean the outside of the monitor. A cloth very slightly moistened with a mild detergent solution will clean stubborn stains. Keep liquids away from the display screen, including sprays. Do not spray liquid directly - it is best to lightly spray on to a cloth and wipe. [. . . ] If you encounter a problem, please check the "Troubleshooting" section first. If this does not resolve the problem do not attempt to repair the monitor by yourself; opening or removing covers can lead to injury or death through electrocution among other hazards. Please contact a qualified engineer if you find the troubleshooting section does not help. SPECIAL NOTES ON LCD MONITORS The following symptoms are normal with LCD monitor and do not indicate a problem. NOTES · Due to the nature of the fluorescent light, the screen may flicker during initial use. Turn off the Power Switch and then turn it on again to make sure the flicker disappears. · You may find slightly uneven brightness on the screen depending on the desktop pattern you use. · The LCD screen has effective pixels of 99. 99% or more. It may include blemishes of 0. 01% or less such as a missing pixel or a pixel lit all of the time. · Due to the nature of the LCD screen, an afterimage of the previous screen may remain after switching the image, when the same image is displayed for hours. In this case, the screen is recovered slowly by changing the image or turning off the Power Switch for hours. 2 Package contents LCD Monitor Power Cord VGA Cable User Manual (CD) Quick Start Guide Installation instructions Assembling the Monitor 1. Position the monitor on top of the stand. 2. Press again to enter a selection of 10 functions on OSD. Use the buttons marked < or >, to highlight a control, then adjust the control to the desired level. When you have finished making all selections, press the AUTO button to exit the OSD. OSD Menu Contrast: This adjusts dark and light shades of color relative to each other to achieve a comfortable contrast. Brightness: This adjusts the brightness of the picture on the screen. Focus: This removes any horizontal distortion and makes the picture clear and sharp. Clock: If there are any vertical stripes seen on the background of the screen this renders them less noticeable by minimizing their size. It also changes the size of the horizontal screen. H-Position: This adjusts the horizontal. V-Position: This adjusts the vertical. COLOR: There are three ways of adjusting color: Warm (Reddish white) Cool (Bluish white) User defined: You can adjust the colors red, green and blue to the intensity you desire. 7 LANGUAGE: Select the OSD menu language from English, German, Spanish, Russian, Traditional Chinese, French, Italian, and Japanese. OSD SETTING: This changes the position of the OSD window on the screen and staying time. Auto Config: System runs auto-configuration. INFORMATION: This shows brief information on the screen. Reset: Recall to default settings. Exit: Exit from OSD. 8 Troubleshooting Problems Power LED is not ON No Picture · · · · · · Possible Solutions Check to see if the power switch is in the ON position. Ensure that the Power Cord is connected. Check to see if the power switch is in the ON position. Ensure that the Power Cord is connected. [. . . ] Ensure the video cable is securely connected to the back of the monitor and the computer. Move the mouse or press any key on the keyboard to bring the monitor out of "active off" mode. See "Color Adjustment" to adjust RGB color or to select color temperature. Move or switch off electrical devices that may be causing interference. [. . . ]