So your Xbox one S (slim) Model 1681 is turning on , Your HDMI port good! however you are getting no signal on the screen? Even sometimes you would get signal and then it would get cut off? Sometimes it even does 720p and not 1080i … all these point to a problem with the console motherboard itself.
If you are experiencing any of the above issues and you are sure the HDMI port is good. then Purchase this repair service and send your Xbox One X to get a no signal diagnostics and repair immediately.
This is a common problem with these devices. whether there was a bad storm or not, some TVs do not have the proper grounds and they burn out the system. This is a complete No Signal, No Audio, No Video Repair service.