DP cable LCD Monitor 1 2 3 4 5 6 Turn off your computer and unplug your computer's power cord. Connect the signal cable to the VGA and/or DVI-D (optional) and /or HDMI (optional) input socket of the monitor, and the VGA and/or DVI-D (optional) and/or HDMI (optional) output socket of the graphics card on the computer. Then tighten the thumbscrews on the signal cable connector. Optional: Connect the audio input socket (AUDIO IN) of the LCD monitor and the line-out port on the computer with the audio cable. Connect the USB Cabel(Only USB-Input Model)(Optional). Insert the monitor power cable into the power port at the back of the monitor. Plug the power cords of your computer and your monitor into a nearby electrical outlet. USB USB 4 2 3 1-1 1-2 1-3 2 1-3 1-2 1-1 3 4 and Di rective 2009/125/EC with regard to establishing a framework for the setting of ecodesign requirements for energy-related product.