Simple Question on TV wall switch mounted on inside of coach

[Bob Lawrence]

What Jeff said...
Bob Lawrence
84 PT36
Tacky Tacoma, Wa.
>
> On my coach where you plug the television coax cable to the outside
> antenna there is a switch on this wall plate. When you move the
> switch up and down a small red light on the plate comes on and go
oft.
> I just want to know what does this light
> indicate when its on or oft? Thanks Jon
>
> Jon
> Rebel Bird
> Bremerton Washington
>