User manual ACER S221HQL

[. . . ] The screen can be damaged if dropped, sharply hit, or touched with a sharp or abrasive implement. · Put your monitor in a location with low humidity and a minimum of dust. [. . . ] Do not allow anything to rest on the power cable, and keep the cable away from where people could trip over it. · To avoid electric shock, never touch the inside of the monitor. · Be sure to hold the plug, not the cable, when disconnecting the monitor from an electrical outlet. · Openings in the monitor cabinet are provided for ventilation. To prevent overheating, these openings should not be blocked or covered. Connect one end of the 15-pin D-Sub cable to the back of the monitor and connect the other end to the computer's D-Sub port. (only Dual-Input Model)Connect one end of the 24-pin DVI cable to the back of the monitor and connect the other end to the computer's DVI port. Connect the audio cable between the monitor's audio input and the PC's audio output (green port). If it does not display an image, refer to the troubleshooting section of this guide. Troubleshooting Tips No Power - The monitor's power indicator is off. · · · Make sure the monitor power cable is fully inserted in the monitor's power port and the electrical outlet. Test the electrical outlet by plugging in a working electrical device such as a lamp. [. . . ] If it does not display an image, refer to the troubleshooting section of this guide. Troubleshooting Tips No Power - The monitor's power indicator is off. · · · Make sure the monitor power cable is fully inserted in the monitor's power port and the electrical outlet. Test the electrical outlet by plugging in a working electrical device such as a lamp. [. . . ]