Using The Keypad; Acquiring Gps Satellite Signals - Garmin 400/500 Owner's Manual

Using the Keypad

GPSMAP 400/500 Series Owner's Manual
POwER/baCKLigHT—Press and hold to turn the unit on or off.
Press and release to adjust the backlight and 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 to adjust the range of the sonar, to zoom in or out
on a chart, to page up or down on lists, to scroll the map, or to adjust
the backlight level.
MaRK—Press to mark a waypoint at your current location.
SELECT—Press to select highlighted items.
HOME—Press to return to the Home screen.
MENU—Press to access additional settings and configuration
options. Press to return to the previous screen when indicated.
POWER/

Acquiring GPS Satellite Signals

BACKLIGHT
When you turn on the unit, the GPS receiver must collect satellite
RANGE (-/+)
data and establish the current location. When the unit acquires
ROCKER
satellite signals, the signal strength bars at the top of the Home
MARK
screen are green
SELECT
green bars disappear
MENU
question mark.
HOME
. When the unit loses satellite signals, the
and the position icon displays a flashing
Getting Started
5