Setting Up The Sonar Display - Garmin GPSMAP 276C Owner's Manual

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Calibrating the Water Speed
3. If the new speed is correct, highlight OK, and press ENTER.
If you want to manually enter a calibration, press ENTER
while the speed is highlighted, enter a new speed, and press
ENTER again.
If the boat is not moving fast enough or the speed sensor is not
outputting a speed, "Boat Is Not Moving Fast Enough To Calibrate"
appears at the bottom of the screen. Check that the speed sensor
wheel is moving or safely increase boat speed. If there is a problem
with the speed sensor or if a speed senor is not installed, "Water
Speed Sensor Is Not Working" appears at the bottom of the screen.
Check connections of speed sensor cables.
GPSMAP 276C Owner's Manual
S
ETTING UP AND

Setting Up the Sonar Display

You can set up how the sonar information appears on-screen using
the Display sub tab.
To access the Display sub tab:
1. Press MENU twice to open the Main Menu.
2. Use the ROCKER to highlight the Sonar tab.
3. Press right on the ROCKER to highlight the Display sub tab.
Display Sub Tab
Scale—select how and where you want the depth scale to appear.
Color Bar—select On to show a gradient scale of the current Target
Level setting on the Setup sub tab.
U
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SING
ONAR
ETTING UP
ONAR
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