Adjusting The Backlight; Acquiring Gps Satellite Signals - Garmin GPSMAP 4010 Owner's Manual

Minimum Safe Depth—select the minimum safe depth for your boat. Refer to your boat
specifications for more information.
Minimum Overhead Clearance—select the minimum overhead clearance for your boat. Refer to
your boat specifications for more information.

Adjusting the Backlight

1. Press and release the
2. Select Backlight.
To allow the unit to automatically adjust the backlight based on ambient light, select Auto.
To adjust the color mode:
1. Press and release the
Color Mode.
2. Select
3. Select Day Colors, Night

Acquiring GPS Satellite Signals

When you turn the unit on, the GPS receiver must collect satellite data and establish its current
location. When the unit acquires satellite signals, the signal strength bars at the top of the Home
screen are green . When the unit loses satellite signals, the green bars disappear
position icon shows a flashing question mark.
For more information about GPS, visit the Garmin
GPSMAP 4000/5000 Series Owner's Manual
®
Power key.
Power key.
Colors, or Auto.
Web site at www.garmin.com/aboutGPS.
®
To manually adjust the backlight,
either select Up or Down, use the
ROCKER (GPSMAP 4000 series),
or touch and drag the brightness
bar (GPSMAP 5000 series).
Getting Started
and the
3