User manual ACER A221HQL

[. . . ] 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. [. . . ] Do not spray liquid directly - it is best to lightly spray on to a cloth and wipe. If liquid gets inside the monitor it can cause electrical shock and/or damage to the unit. 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. Package contents LCD Monitor Power Cord Audio Cable (Speaker optional) User Manual (CD) Quick Start Guide (Optional) 2 Installation instructions Assembling the Monitor acer acer 1. Position the monitor on top of the stand. 2. Connect the stand into the neck of the monitor along the track. Detaching the Monitor If you need to repackage the monitor, please separate the monitor and base, and restore them to the carton. Unplug the AC power cord to make sure the power is off. Pull the 4 hooks on bottom side of the base and hold. Separate the monitor and base and put them into carton. 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. 6 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. 7 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. [. . . ] 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. [. . . ]