Garmin 350C, Owner'S Manual

2 

Fishfinder 350C Owner’s Manual

Getting Started



 WARNING

See the 

Important Safety and Product Information

 beginning on 

page 10

 for product 

warnings and other important information.

Using the Device Keys

•  Hold 

to turn the device on and off.

•  Press   to adjust the backlight.
•  Press 

GAIN

 to control the level of detail shown on the sonar views.

•  Press 

GAIN

 twice to open the gain menu, which allows you to automatically 

adjust the gain. 

•  Press 

RANGE

 to adjust the depth of water shown on the sonar view.

•  Press 

RANGE

 twice to open the range menu, which allows you to automatically 

adjust the range. 

•  Press   and   to scroll left and right and to highlight options.
•  Press   and   to scroll up and down and to highlight options.

•  Press 

SPAN

 to adjust the height of the water shown on the sonar view when 

you zoom.

•  Press 

SPAN

 twice to open the zoom menu, which allows you to automatically 

adjust the zoom and bottom lock. 

•  Hold 

SPAN

 and 

DEPTH

 to enable bottom lock, which locks the sonar view to 

the bottom of the water.

•  Press 

DEPTH

 to select the depth shown when you zoom.

•  Press 

MENU

 to show or hide lists of options.

•  Press 

ENTER

 to select an item or make a selection.

Opening the Pages

1 

Select   and   from any page.

TIP

: You can also select 

MENU

 > 

Pages

.

2 

Select the page to open.

Entering Numerical Values

You can enter numerical values when setting alarms or setting an offset.

1 

Select the value of the first digit using   and  .

2 

Select   to advance to the next digit.

3 

Repeat steps 1 and 2 to adjust the value of all digits.

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3/21/2012   1:00:05 PM