Looking for some information on my DFF3-UHD pared with a 12inch Tzt 3 the transducer is a cm599lh I previously had it hooked up to a fcv 295 and the readings that i am getting now are not as good i loose the bottom sounding at slow speeds and loose bottom at about 15 kts the fcv295 was reading fish life in 300mtrs at 20knts clear i will attach some pictures regarding the cut out issue i am seeing i also would like to know if there is a auto shift feature called something else On the tzt