My rv only says no signal and everthing is hioked up right why

[izzyh7285]

My roku player and tv won't work it says no signal why is that it plugged directly in wall outlet i have tried several hdmi cords still no redult why

 

[americanaudiophile]

Try the Roku on another TV. If you get it working then check that the video resolution is compatible with the first TV.
Make sure it's plugged into a working AC outlet.
It could be bad power supply or a bad Roku.