Troubleshooting HDMI: Fixing No Signal on TV
There are a few reasons why your TV might not be showing a signal when you plug in an HDMI cable. The first thing to check is whether or not your TV is set to the right input. If it’s not, then your TV simply won’t display anything from the HDMI port. Another possibility is that your HDMI cable is loose; if it’s not plugged in all the way, then it won’t work. Finally, there …