Garmin 340c User Manual

Fishfinder 340C Quick Reference

Power On/Off

To turn the Fishfinder 340C on or off:

Press and hold Power/Backlight for approximately two seconds.

Adjusting the Backlight

To adjust the backlight:

1. Press and release Power/Backlight to show the backlight adjustment
slider.

2. Press and release Power/Backlight repeatedly to cycle through
the backlight settings, or use the Rocker to change the setting
incrementally.

3. Press ENTER to accept the new backlight setting.

PAGE

Main Page Sequence

PAGE

Sonar Page Numbers PageFlasher Page

Press PAGE to show the Pages Menu. Press PAGE repeatedly to cycle through the main pages.

Dual Frequency Page Sequence

Numbers PageSplit Sonar Page Sonar (50kHz) PageSonar (200kHz) Page

January 2006 Part Number 190-00658-01 Rev. A © 2006 Garmin Ltd. or its subsidiaries www.garmin.com

DATA

CNFG

Adjustment Menu

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

ADJ/MENU to show the Adjustment Menu. The Adjustment

Menu contains selections based on the current page.

To change a setting, use the Rocker to highlight a selection,

and press ENTER. Use the Rocker to make a change, and

then press ENTER to accept the change. Adjustment setting

changes are retained when the unit is turned off.

Main Menu

From any page, press and hold ADJ/MENU to show the Main

Menu. The Main Menu contains unit setup items including

settings for the Graph, Sonar, Temp, Alarms, System, Units,

and Time.

Rocker to highlight the tab. To change a

setting, use the Rocker to highlight a field and press ENTER.

Use the Rocker to make a selection, and press ENTER to

accept the change. Changes made in the Main Menu are kept

To view a tab, use the

in memory and do not change when the unit is turned off.

ADJ

configurations. Press and hold DATA/CNFG to show the Advanced Data

Setup Menu. To change a data field, highlight a field and press ENTER.

Press DATA/CNFG to toggle between basic and advanced

MENU

ADJ

MENU

Keypad Usage Data Configuration

Power/Backlight—press and hold to turn the unit on or off. Press

and release to cycle through the backlight settings.

RANGE—press to display the Range Menu and select a new

Range setting.

PAGE—press to cycle through the main pages.

PAGE

QUIT—press to exit a current menu or configuration option, or to

cancel data entry.

QUIT

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

accept selected values.

ENTER

ADJ/MENU—press and release to show the Adjustment Menu.

Press and hold to open the Main Menu.

ADJ

MENU

GAIN—press to show the Gain Menu. Use the Rocker to change

the Gain setting.

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

GAIN

PAUSE

seconds to enter Pointer mode on a Sonar Page.

DATA/CNFG—press to toggle the data fields in the upper-left of

the screen between basic and advanced configurations. Press and

hold for two seconds to enter the Advanced Data Setup Menu.

CNFG

DATA

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

settings, and control the pointer movement.