User manual ACER X191

[. . . ] 6 OSD options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 OSD menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 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. Unplug the AC power cord to make sure the power is off. Pull the 4 hooks on the bottom side of the base and hold. Separate the monitor and base. 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 ­ 20°. 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. Then tighten the thumbscrews on the connector. 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. Then tighten the thumbscrews on the connector. Connect the audio input socket (AUDIO IN) of the LCD monitor and the computer by means of the audio cable. 2 VGA cable DVI-D cable (Optional) Audio cable (Optional) 3 4 WARNING!Make sure the shape of the plug matches the shape of the socket it is inserted into. Also check that none of the pins are bent or otherwise damaged. VGA Switching the power DVI-D First, switch on the hard-switch on the backside of monitor, then turn on PC and power button on monitor's control panel. When you see the LED on the power button go green, this indicates the computer is ready for use. Allow about 10 seconds for the video signal to appear. If you do not see the green light on the power button or a video signal, check the connections. [. . . ] 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. See horizontal and vertical position adjustment (p. [. . . ]