Swap the cable to another device to see if the cable or device is faulty. Inspect the HDMI for frays or exposed wires; braided cables resist damage better.
XDA Developers on MSN
Connecting a desktop to my TV was the best choice I ever made
Discover the benefits of connecting your desktop PC to your TV for a console-like gaming experience with access to all your favorite game launchers and storefronts.
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