Connecting a computerTo connect a computer, follow these steps:1. Connect the PC INPUT VGA port on the side of TV to the VGA output jack of device via D-sub 15-pin cable.2. Connect the Audio-in jack on the side of TV to the audio output jack of computer with audio cable (3.5mm).Note. If you want to use your TV as a monitor, please notice that the maximum resolution for 39LB45RQ/42LB45RQ is!920"!080. Please set the computer graphic correctly.PC ConnectionThe picture below is an example of a connection using your TV as a PC monitor.[]@ @[]The back of TVPCHow to Obtain Various Kinds of Input SourcesAfter connection is done, press INPUT button on remote control or TV top panel to choose the input source you need.See page 21, Basic Operation of TV.15