How To's, F.A.Q.s, Tips, & TricksHow-To's, Tips & Tricks plus Frequently Asked Questions (FAQs) **** Please Do Not Start Discussions or Ask New Questions in Here **** This is for popular Threads To be moved here for easy access & discussion. Post all new questions in main Stripertalk Forum
I would start by unplugging the wiring right at the fish finder if possible then see if it blows the fuse. If it does, you have a wire shorting out, if it doesn't, you have a problem with the unit itself.