I believ eyou have o press and hold while the radio is not in reverse. , so instead of hitting reverse first, just press and hold. i find it to be a useless feature though because it breaks up audio in the main direction to check the reverse every few seconds.
On May 25, 2013, at 3:06 AM, Howard Kaufman <[log in to unmask]> wrote:
> I think the defaults on the reverse check is adjustable in the settings
> menu. Can't remember where, so its RTFM.