Several fish in shallow water tend to display as randomly stacked blocks of pixels. • Wave motion may result in distorted fish arches 4-4 Gain Gain (sensitivity) controls the amount of detail displayed on the FISH 4432/4433. Understanding how to set suitable Gain settings is important for optimum performance. The Navman fishfinder has three gain modes, Cruising, Fishing and Manual. • Cruising Mode Use this mode to show only the bottom and large fish. • Fishing Mode Use this mode to show as much

38 Portugues ............. 75 This is the Installation and Operation manual for the Navman FISH 4500 and FISH 4600 (here after referred to as FISH 4500/4600) shnders. The FISH 4500/4600 is set up with default units of feet, °F (Fahrenheit), US gallons and knots. See section 3-6 Setup > Units, to change the units. FCC Statement Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to p

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 1-2 How the FISH 4432/4433 works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 2 Basic Operation ......................................................................................................................................6 3 Setting up the FISH 4432/4433 .............................................................................