Garmin 340c Guida Di Riferimento

—press and hold to turn the unit on or of

f. Press 

and release to cycle through the backlight settings.

—press to display the Range Menu and select a new

 

Range setting.

—press to cycle through the main pages.

—press to exit a current menu or confi

guration option, or to 

cancel data entry

.

—press to select a highlighted item, initiate data, entry and 

accept selected values. 

—press and release to show the 

Adjustment Menu. 

Press and hold to open the Main Menu.

—press to show the Gain Menu. Use the 

 to change 

the Gain setting.

—press to pause a Sonar Page. Press and hold for two 

seconds to enter Pointer mode on a Sonar Page.

—press to toggle the data fi

elds in the upper

-left of 

the screen between basic and advanced confi

gurations. Press and 

hold for two seconds to enter the 

Advanced Data Setup Menu.

—press to highlight a menu option, enter data, change 

settings, and control the pointer movement.

Press 

 to toggle between basic and advanced  

configurations. Press and hold 

 to show the 

Advanced Data 

Setup Menu. 

To change a data fi

eld, highlight a fi

eld and press 

From a Sonar Page or the Flasher Page, press and release

 

 to show the 

Adjustment Menu. 

The 

Adjustment 

Menu contains selections based on the current page.

To change a setting, use the 

 to highlight a selection, 

and press 

. Use the 

 to make a change, and 

then press 

 to accept the change. 

Adjustment setting 

changes are retained when the unit is turned of

f.

From any page, press and hold 

 to show the Main 

Menu. 

The Main Menu contains unit setup items including 

settings for the Graph, Sonar

, T

emp, 

Alarms, System, Units, 

and 

Time. 

To view a tab, use the 

 to highlight the tab. 

To change a 

setting, use the 

 to highlight a fi

eld and press 

. 

Use the 

to make a selection, and press 

 to 

accept the change. Changes made in the Main Menu are kept  in memory and do not change when the unit is turned of

f.