The steps for enabling HDMI-CEC vary according to the TV brand. Below, we have compiled steps for popular TV brands. On Roku TV. On your Roku remote, press the Home key; Choose Settings; Navigate to System > Control other devices; Choose System audio control; Click on the box to enable System audio control; On LG TV. On your LG remote, Press
Disconnect the Beam from HDMI. Then turn off the TV (make sure it’s fully off and not asleep), then reconnect the Beam to the HDMI-ARC port. Disconnect all of the other devices from the HDMI except for the Beam and then set up the Beam. If you have other CEC-enabled HDMI devices, you may want to turn CEC off on them if you don’t use those
To make your new remote discoverable for FireStick TV, press the Home Button of the new remote for a minimum of 10 sec. The new remote would be visible on the TV screen. Do not use the new remote yet. Press the select button on your old remote. This would pair your new remote with a FireStick TV.
Simplink was disabled set to 000. After setting it to 001, then it showed up under the General menu. However, the option to disable it is grayed out. So it looks like it's not an option to completely disable it. I'll just connect the home theater receiver to HDMI2 ARC. Thanks guys. 6wCj.