Garmin GPSMAP 640 - Manual (Page 13)

GPSMAP 620 and GPSMAP 640 Owner’s Manual 7
Marine Mode: Getting Started
Tips:
• In addition to navigating directly to your destination, you
can create a route or allow the device to create a route. For
advanced navigation options, see page 13 .
• You can also use the Compass screen to actively navigate to
your destination by following a pointer on a compass.
See page 24 for more information.
Stopping Navigation
1. While navigating, from the Navigation chart, touch Menu .
2. Touch Stop Navigation .
Note: You can also stop navigation from the Where To? screen.
Adjusting the Volume
1. From any screen, press and quickly release .
2. Touch
Volume .
3. Touch and drag the volume slider bar left to decrease the
volume and right to increase the volume. The box to the right of
the volume slider bar shows the volume level as a percentage.
To mute the volume, touch the box to the right of the volume slider
bar. The word Mute replaces the volume percentage.
Note: The device must be connected to an external audio source
for you to hear audio alerts in Marine Mode.
Adjusting the Backlight
1. From any screen, press and quickly release .
2. Touch and drag the backlight slider bar left to decrease the
brightness and right to increase the brightness. The box to the
right of the backlight slider bar shows the backlight level as a
percentage.
Touch Color Mode to change between Day Colors and Night
Colors. The Auto setting automatically changes the colors
depending on the time of day.