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Fishfinder 350C Owner’s Manual 

 7

Drift

: Sets an alarm to sound when variations in depth at your present location 

exceed the specified depth.

Sonar Setup

When you adjust these settings in one sonar view, those adjustments are applied to 

the other sonar views automatically.
Select 

MENU

 > 

Setup

 > 

Sonar Setup

.

Frequency

: Sets the frequency to display on the sonar view, when using a dual-

beam transducer. 
The 200 kHz frequency shows better detail, has a narrower beam, and is 

typically used in shallower waters.
The 77 kHz frequency has a wider beam, so it can be used to cover a larger 

area. It can be used as a search tool to locate structures, such as brush piles, 

and to see more fish.

Scroll Speed

: Sets the rate at which the sonar display moves from right to left. 

Using a higher scroll speed shows more detail, especially while moving or 

trolling. 

Fish Symbols

: Displays selected information for the suspended targets. 

Noise Reject

: Minimizes the appearance of weak sonar returns by increasing noise 

rejection.

NOTE

: Noise rejection settings must be applied to the split-frequency view 

separately from other sonar views.

Surface Noise

: Sets whether the device displays sonar returns near the surface of 

the water. Hiding surface noise helps reduce clutter.

Color Scheme

: Sets the color scheme.

Color Scheme

Color

Description

White

Yellow

Strong return

Purple

Medium return

Blue

Weak return

White (Black in night mode)

No return

Blue

Red

Strong return

Yellow

Medium return

Light Blue

Weak return

Blue

No return

Sonar Numbers

Select 

MENU

 > 

Setup

 > 

Sonar Numbers

.

Number Size

: Adjusts the size of the numbers shown on the sonar views. 

Water Temp.

: Shows or hides the water temperature on the sonar views, when 

available. 

NOTE

: The device must be connected to a temperature-capable transducer to 

show the water temperature. 

Battery

: Shows or hides the battery voltage on the sonar views.

Water Speed

: Shows or hides the water speed on the sonar views, when available.

NOTE

: The device must be connected to a water-speed-capable transducer to 

show the water speed.

Odometer

: Shows or hides the odometer on the sonar views, when available.

System Settings

Select 

MENU

 > 

Setup

 > 

System

.

Language

: Sets the language for the text. 

190-01440-00_0B.indd   7

3/21/2012   1:00:09 PM

Summary of Contents for 350C

Page 1: ...Fishfinder 350C Owner s Manual 1 Fishfinder 350C owner s manual 190 01440 00_0B indd 1 3 21 2012 1 00 05 PM...

Page 2: ...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...

Page 3: ...left Turning On the A Scope The A Scope is a vertical flasher along the right side of the full screen sonar view This feature expands the most recently received sonar data so that it is easier to see...

Page 4: ...shows 200 kHz frequency sonar data Select Split Frequency NOTE You cannot press the keys twice to open the shortcut menu on the split frequency sonar view Opening the Log Page You can view a log of d...

Page 5: ...Automatically 1 Press GAIN twice TIP You can also select Menu Gain 2 Select an option To display the sonar view with higher sensitivity and to show weaker signals and more noise select Auto High To di...

Page 6: ...d Sonar Viewing the Sonar History 1 Select MENU Pause Rewind Sonar 2 Select an option To scroll the sonar view and move the vertical line select or To adjust the horizontal depth line select or Resumi...

Page 7: ...ection settings must be applied to the split frequency view separately from other sonar views Surface Noise Sets whether the device displays sonar returns near the surface of the water Hiding surface...

Page 8: ...option based on the location of the transducer and depth reading type If the transducer is installed at the water line and you want the depth reading to reflect the depth below the keel keel clearanc...

Page 9: ...eletes all settings information you have entered Select MENU Setup System System Information Factory Settings Yes Appendix Specifications Specification Measurement Temperature Range From 5 F to 131 F...

Page 10: ...de secrets of Garmin and or its third party providers and that the Software in source code form remains a valuable trade secret of Garmin and or its third party providers You agree not to decompile di...

Page 11: ...tact your local Garmin authorized dealer or call Garmin Product Support for shipping instructions and an RMA tracking number Securely pack the device and a copy of the original sales receipt which is...

Page 12: ...ansas 66062 USA Garmin Europe Ltd Liberty House Hounsdown Business Park Southampton Hampshire SO40 9LR UK Garmin Corporation No 68 Zhangshu 2nd Road Xizhi Dist New Taipei City 221 Taiwan R O C www gar...

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