Brightness
Adjusts the brightness of the display and
buttons.
Contrast
Adjusts the display contrast.
I/O Port Settings
Configures the I/O ports for connections with
other instruments. Selecting this item
displays a menu of additional settings for
configuration of the ports.
Port input type
Select the type of device connected for input
to this port. See the table in the configuration
section for details.
Port output type
Select the type of device connected to receive
output from this port. See the table in the
configuration section for details.
Lost position alert
Choose whether to enable or disable an alert
which sounds if your vessel's position
becomes unavailable for more than 15
seconds.
This alert sounds the alarm with a single
short beep and may indicate a problem with
GPS reception, your GPS device, or wiring.
When position information is not available
for your vessel, computed information about
each target (range, bearing, CPA, TCPA) are
not displayed.
In addition, if position information is not
available a message is displayed on the Home
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