Solved
Roku Express No Signal Have to reboot every TV power on
In regard to this, "Can I power my Roku® streaming player on or off? Roku streaming players are low-power devices that are designed to remain on and always connected to the internet. There is no “po...
I see "no signal" too, since I have the automatic power saving feature enabled. However, all I have to do to wake up the Roku is press the Home button on the Remote and it wakes up to the home screen. Have you tried that? If you don't like doing that, try disabling the power saving.
