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4 GPSMAP 400/500 Series Owner’s Manual
Getting Started
To switch between Day and Night mode:
1. Press and release the Power key.
2. Select Color Mode.
3. Press left or right on the Rocker to switch between modes.
Using the Keypad
POWER/
BACKLIGHT
MENU
ROCKER
SELECT
HOME
RANGE (-/+)
MARK
POWER/BACKLIGHT—Press and hold to turn the unit on or
off. Press and release to adjust the backlight and the day and night
modes.
RANGE (-/+)
—Press to adjust the range of the sonar. Press to zoom
in or out on a chart. Press to page up or down on lists.
ROCKER—Press up, down, left, or right to move through menus,
highlight elds, and enter data.
MARK
—Press to mark a waypoint.
SELECT—Press to select highlighted items.
HOME—Press to return to the Home screen.