Garmin 521s Guía Del Usuario

Using Sonar

Use the Split Frequency screen (dual-frequency transducer only) to 

view both the 50 kHz and 200 kHz frequencies on the same screen. 

A 50 kHz frequency graph appears on the left; a 200 kHz frequency 

graph appears on the right.

  From the Home screen, select 

 > 

.

Use the Split Zoom screen to view the full sonar data from the graph 

and a zoomed in portion on the same screen. 

  From the Home screen, select 

 > 

.