Many people would love to use their big screen LCD or plasma televisions as large computer monitors. The PC input on a TV will either be a VGA, DVI, or HDMI input. These outputs are are typically available on computers. There are adapters available as well.
Moreover, what does PC audio input mean on a TV?
The 3.5 mm audio input is for connecting an audio source or your PC to your HDTV. If you use an HDMI cable you won't need this. If you use a VGA cable you will. VGA only carries the video. You can use a specialty VGA with Audio cable to connect your PC to your HDTV: PCTVCables.com.
What is PC on TV?
Another popular way to connect a laptop to a TV is via a VGA cable and a 3.5mm audio lead (which connects to your laptop's headphone port) - one cable each for video and sound. Only use this method if one or both of your devices doesn't have an HDMI port. The VGA port is labeled as PC IN on the image below.
Can I use PC speakers with my TV?
Most smaller TVs have a headphone jack, into which you can plug any set of powered PC speakers. Most HDTVs have RCA audio-out jacks, and a simple adapter cable will let you plug in your PC speakers. The only hitch is that you may have to venture into the TV's settings and switch the audio to "external."