Using HDMI-CEC, you can connect your TV to your Chromecast so it turns on automatically when you cast content.
How to reconnect the Chromecast with Google TV voice remote
Chromecast with Google TV HD Review: Raising the Bar - CNET
How to Turn On Your Chromecast TV Without Your TV Remote
How to Use Chromecast During Your Hotel Stay - InnSpire
Chromecast cannot add my TV after factory reset - Remote buttons : r/ Chromecast
Talk to Google and say, “What should I watch?
Voice Remote for Chromecast with Google TV
This weird volume bar thing showed up on our chromecast. After we turned it off and on again it disappeared (classic). I was just wondering what it was? I couldn't control it
How to Restart or Factory Reset Chromecast with Google TV
Make Your TV Smart With This Simple Hack - CNET
How to set up the Chromecast with Google TV and the voice remote - Video - CNET
Chromecast with Google TV HD Review: Raising the Bar - CNET
How To Set Up Chromecast In 5 Simple Steps