If you're an angler who likes to find and catch fish, then you need a good fish finder. The Lowrance Mark 4 HDI is a great choice for anglers of all levels of experience. Here's a quick guide on how to use this fish finder to its full potential.
First, you'll need to install the transducer. The transducer is the part of the fish finder that emits and receives the sonar waves that help you find fish. It's important to install the transducer correctly so that it works properly.
Next, you'll need to power on the fish finder and select the correct settings. The Lowrance Mark 4 HDI has two main modes: TrackBack and Advanced Mode. TrackBack allows you to see a history of where you've been and what you've seen, which can be helpful when you're trying to find a good fishing spot. Advanced Mode gives you more control over the settings