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XFinity
HDMI CEC SETTINGS FOR SEAMLESS CONTROLS
Step-By-Step Procedure:
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Note: Refresh the soundbar to re-establish HDMI connection with TV after scheduled auto-updates.
1. Unplug the AC power cord of soundbar from the wall outlet
2. Wait for 2 mins to fully discharge the soundbar
3. Plug the AC power cord back into the wall outlet
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Setting HDMI CEC
(Please contact Comcast if your Xfinity box does not have CEC feature. The feature availability may vary depending on the model of your set top box.)
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1. Go to Settings

2. Select Remote Settings

3. Select TV and Volume Control

4. Choose Yes for Would you like to control your TV using your new remote​?

5. Choose Yes for Would you like to control your audio receiver using your new remote?

HDMI -CEC will power on/off your Shockwafe soundbar