HAVE THE SAME PROBLEM,HAVE BOUGHT NEW TRANSDUCER. ONLY GET SI @400 & 800 NOT VERY GOOD DETAIL MOSTLY JUST DOTS ON SI NO MATTER HOW I ADJUST SETTINGS.
THESE UNITS SEEM LIKE JUNK,HAVE HELIX 10 DI ON FRONT ALWAYS HAS PROBLEMS LOSING BOTTOM BOTH GEN 2 . NEVER HAD ANY PROBLEMS WITH 797 SI OR 1199 SI.
ANY HELP OUT THERE?