User manual ACER X222W

[. . . ] 7 OSD menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 General specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] Turn off the power switch and then turn it on again to make the flicker disappear. You may find slightly uneven brightness on the screen depending on the desktop pattern you use. It may include blemishes of 0. 01% or less (caused by a missing pixel or a pixel that is always lit). When the same image is displayed for hours on end, its afterimage may remain after switching to a new image. When this happens, the screen will recover slowly by changing the image. Turning the LCD monitor off for several hours will also correct this problem. 2 Package contents LCD monitor Power cord Audio cable VGA cable (Optional) DVI cable User's Guide (CD) Quick Start Guide (Optional) Installation instructions Assembling the monitor 1. Position the monitor on top of the base. 2. Connect the base into the neck of the monitor along the track. Detaching the monitor If you need to detach the monitor for repackaging, the monitor and base must be separated in order to fit in the carton. Important When separating the monitor and base, find a clean, flat surface to place the monitor on and place a clean dry cloth under the monitor to protect it further. After removing the monitor from the base, pull the monitor slightly up and away from the base and place it on the cloth. 3 Adjusting the viewing angle The viewing angle of the monitor ranges from -5° ­15°. NOTES · · Do not touch the LCD screen when you change the angle. It may cause damage or break the LCD screen. Careful attention is required not to catch your fingers or hands when you change the angle. 4 Connecting the devices Caution: Make sure that the computer and the monitor are both disconnected from the power supply. 1 Power cord Attach the monitor to the power cord, and then insert the power cord into a properly grounded electrical socket. Connect the signal cable to the VGA input socket of the monitor, and connect the signal cable to the VGA output socket of the graphics card on the computer. Connect the signal cable to the DVI-D input socket of the monitor, and connect the signal cable to the DVI-D output socket of the graphics card on the computer. Connect the audio input socket (AUDIO IN) of the LCD monitor and the computer by means of the audio cable. 2 VGA cable 3 DVI-D cable (Optional) Audio cable (Optional) 4 WARNING Check the VGA card of your computer. Make sure the shape of the plug matches the shape of the socket it is inserted into. [. . . ] Move or switch off electrical devices that may be causing interference. Inspect the monitor's video cable and ensure that none of the pins are bent. Press select/auto key and the monitor will automatically optimize the position of your display. [. . . ]