Hb hook up?

HAVE 2 797C2 CAN ANY ONE HELP W/CONNECTING TO WORK IN UNISON? I HAVE TWO PWR CORDS/GPS AND Y CALBLE /I HAVE THE XHS HDSI 180 T TRANSDUCER THATS WHERE I GET STUMPED............HOW DO I SHARE THE TRANSDUCER? I HAVE A CBLE THAT IS A Y,BUT IT IS LABLED DUALBEAM AND ONE IS SIDE IMAGE. I KEEP HEARING OF A SWITCH TS2W ? DOES THS DO WHAT I AM TRYIN TO DO?STLII SEEMS TO ME I NEED A CABLE TO FRONT :confused:

You can connect both 797c2 Si units to the one XHS-9-HDSi-180-T transducer with the US2-W Unit Switch (soon to be replaced by the US3-W Unit Switch) but they both cannot use it at the same time. There is no way to have both of these units use the same transducer at the same time.