Should be behind or near TV where coaxial cable from TV goes into wall. Will have a coaxial post on it that's probably not connected to anything, the connections are behind the wall plate. Might be hidden in a compartment near TV, but should be readily accessible for you to power on/off.
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2019 Rockwood Geo Pro G19FD w/off road package
2015 Ford F150 XLT Super Cab 4x4 V8 Yes, I drink the water!