I have the ROVIS / AN/VIC-3 system (Intercom System) I want to install it in my yamaha rhino.. I have the power cord but the end is a weird connector. One end goes into the Mater Control Station and i dont know where the other end goes.. So i cut the connector off and hooked it up to a battery charger. it works!! but when i go to put it on the battery of the yamaha rhino It does not...... Can anyone HELP ME PLEASE