Understanding the Split Frequency Screen

Use the Split Frequency screen (dual-frequency transducer only) to view both the 50 kHz and the 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 Sonar > Split Frequency.

Depth, temperature, and speed

Range

Frequencies

Split Frequency

Using Sonar

Understanding The Split Zoom Screen

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 Sonar > Split Zoom.

Depth, temperature,

and speed

Zoomed

Zoom

depth scale

window Range

Zoom level

 

Transducer

 

frequency

Split Zoom

 

GPSMAP 400/500 Series Owner’s Manual

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