Marine Mode: Advanced Configuration; Configuring System Settings - Garmin GPSMAP 640 Owner's Manual

Marine Mode: Advanced
Configuration
Use the Configure menu to configure general unit settings.
Use the Menu screen on various chart screens to configure chart-
specific information.

Configuring System Settings

From the Home screen, touch Configure
Simulator—turn Simulator Mode
Simulator options.
Language—touch to set the on-screen language.
Beeper/Display—set beeper and display options.
• Beeper—touch Beeper to set when the unit makes audible
sounds. The settings are off,
alarms) (default).
• Display—touch Display to open the display menu.
◦ Backlight Slider—adjust the intensity of the backlight.
◦ Color Mode—touch Color Mode
or Night Colors, or touch
automatically adjust the colors.
GPSMAP 640 Owner's Manual
> System.
on or off. Touch Setup to set
alarms only, and on (Key and
to select Day Colors
auto to allow the device to
◦ Volume—adjust the volume levels.
• Screenshot Capture—toggle the screenshot capture feature on
and off. With the screenshot capture on, touch and hold
on any screen to take a screenshot. The screenshot is saved to an
inserted SD card.
• audio out—set to High-Z for best sound quality if your stereo
has a high-impedance input. If you are experiencing audio
distortion, try toggling this setting between Low-Z and High-Z
to improve audio performance.
• Calibrate touch Screen—touch the dots as they appear to
calibrate the touchscreen.
GPS—view GPS information and change GPS settings.
• Skyview—view the GPS satellite constellation.
• WaaS/eGNoS—toggle WAAS (in North America) or
EGNOS (in Europe) on or off. WAAS/EGNOS can provide
more-accurate GPS position information; however, when using
WAAS/EGNOS, the device takes longer to acquire satellites.
• Speed Filter—set the speed filter to on, off, or auto. The
speed filter averages the speed of your boat over a short period
of time for smoother speed values.
System information—view system information, restore factory
settings, view the event log, and save system information.

Marine Mode: Advanced Configuration

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