Quote Originally Posted by rnvinc View Post
That should be the HDI 83kHz/200kHz selection in your transducer selection "Menu" ...

It is regular 2d and DI ...

Rickie
Thanks for your help. I have it set to that now. Doesn't show black blocks now. I'll check it out Monday on the lake
That was probably the problem. I had it set on the generic one.
Thanks again. John