Getting Started

To switch between Day and Night mode:

1.Press and release thePower key.

2.Select Color Mode.

3.Press left or right on the Rocker to switch between modes.

Using the Keypad

POWER/

BACKLIGHT

RANGE (-/+)

ROCKER

MARK

SELECT

MENU

HOME

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 fields, and enter data.

MARK—Press to mark a waypoint. SELECT—Press to select highlighted items. HOME—Press to return to the Home screen.

GPSMAP 400/500 Series Owner’s Manual