Garmin 276c Guida Utente

This section covers the additional sonar options for the 

GPSMAP 276C when used in conjunction with a GSD 20 or 

GSD 21 Sounder Module. Read the GSD 20 or GSD 21 Sounder 

Module Installation Instructions to properly install the sounder 

module. When you turn on your GPSMAP 276C, the sounder 

module automatically turns on. 

  NOTE: You MUST have a transducer and a GSD 20 or GSD 21 

installed and connected to your GPSMAP 276C to use the sonar 

features.

The Sonar Page is added to the end of the page sequence when you 

are in Marine Mode. To view the Sonar Page, press PAGE or QUIT 

repeatedly until it appears. 

You can change the layout of the Map Page to show a split screen 

to show the sonar on the Map Page. You must be in Marine Mode to 

use sonar.

1.  Press and hold

PAGE.

2.  Highlight

Marine, and press ENTER.

3.  Press

PAGE or QUIT to open the Map Page.

4.  Press

MENU. Highlight Set Up Page Layout, and press

ENTER.

5.  Highlight

Map With Sonar, and press ENTER.

1.  After showing the Sonar and Map Pages together in the split

screen as described in the previous steps, press

MENU.

2.  Highlight

Size Split, and press ENTER.

3.  Use the

ROCKER to move the vertical double-arrow right or

left.

4.  Press

ENTER.

5.  To stop resizing the screen, press

QUIT. You can also press

MENU, highlight Stop Resizing, and press ENTER to stop

resizing the screen and retain the previous split setting.

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