Garmin 400C Fish Finder User Manual


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Fishnder 400C Owner’s Manual 
BasIc operatIon
BasIc operatIon
Turning the Fishnder 400C On or Off
Press and hold the POWER key until the unit beeps and the
Home screen appears.
NOTE: When you turn on the Fishnder 400C for the rst time,
you have to select a language, transducer type, units of measure,
and color scheme.
Adjusting the Backlight Setting
1. Pressandreleasethe POWERkey.
2. PressleftontheROCKERtodecreasethebrightness;press
righttoincrease.
Using Simulator Mode
If a transducer is not connected, no data is shown on the screens. By
turning on Simulator Mode, the Fishnder 400C acts as though a
transducer is connected. Use Simulator Mode to practice and learn
how to use your Fishnder 400C.
CAUTION: When in Simulator Mode, the depth, temperature,
and speed information are simulated. They do not represent the
actual depth, water temperature, or vessel speed.
Using the Fishnder 400C Keypad
MENUHOME
SELECT
Power/
Backlight
MENU
ROCKER
SELECT
HOME
Range (-/+)
POWER/BACKLIGHT—Pressandholdtoturntheunitonoroff;
pressandreleasetoadjustthebacklightandday/nightmodes.
RANGE (-/+)—Presstoadjusttherangeofthesonar.
ROCKER—Pressup,down,left,orrighttomovethroughmenus,
highlightelds,andenterdata.
SELECT—Presstoselecthighlighteditemsandconrmon-
screenmessages.
HOME—PresstoreturntotheHomescreen.
MENU—Presstoaccessadditionalsettingsandconguration
options;Presstoreturntothepreviousscreenwhenindicated.
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