Using laptop as tv monitor

So i have an alienware m17x r4 which has an hdmi imput and i want to watch tv on it in my room. so i found an adapter for coax to hdmi but then i realised i cant change the channel. Is there anyway to change the channel from my computer
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  1. are you sure the HDMI is not an output Only?
  2. Emerald said:
    are you sure the HDMI is not an output Only?



    agreed and it is an output,

    USB 2.0 tv tuners are available everywhere for 20-25 dollars so get on it.
  3. Its and m17x r4 google it. It has output on the left side and input on the right side.
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