Garmin 198c sounder Manuale Proprietario

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This section covers the additional sonar options for the 

GPSMAP 198C Sounder when used in conjunction with a 

transducer. Read the

 Installation Instructions to properly install the 

transducer.  

 

The Sonar Page is where your GPSMAP 198C Sounder becomes a 

powerful fishfinder/flasher. To view the Sonar Page, press PAGE or 

QUIT repeatedly until it shows. Fish are shown as colored arches 

or as fish icons. Both fish icons and arches appear in three different 

sizes. Thermoclines are shown as shades of blue. The area of 

strongest sonar return shows as solid white (if Whiteline is active. 

Typically, the bottom is the primary whiteline. A thin whiteline 

indicates a soft bottom and a thick whiteline follows the contour 

of the bottom and show any objects of reasonable size. For more 

information on understanding sonar and the screen, see 

Adjustment 

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