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arrow key to turn it on. (Note: If you have a Magnavox DGPS receiver
connected, the GlobalNav 12 can’t send NMEA data.) With the exception
of serial communications, typically no other setup needs to be made with
these receivers.
If you have any other Magnavox or Starlink compatible
DGPS receiver connected to the GlobalNav 12, you
may need to change the settings. To do this, move the
black box to the “Configure DGPS” label and press the
right arrow key. A screen similar to the one at right ap-
pears.
These menus select the beacon receiver’s frequency
and bit rate (in bits per second). To change one of these
settings, simply highlight the menu item you wish to change, then press
the right or left arrow key until the desired number appears. Press the
EXIT key when you’re finished.
Serial Communication Setup
To set the data port, select Com Port Setup on the
System Setup menu. Press the right arrow key. The
screen shown at right appears.
Check your DGPS receiver’s manual for the proper data
settings. Highlight the menu item you need to change.
Press the left or right arrow keys to change them. The
serial port defaults are 4800 baud, no parity, and 8 data
bits. Press the EXIT key to erase this menu.
Reset Options
To return the unit to the original factory settings, highlight the “Preset Op-
tions” menu on the System Setup screen. Now press the right arrow key.
A message appears, asking if you want to restore the original options.
Press the right arrow key if you do, the left arrow key to quit.
If you restore the unit to the factory settings, all options such as contrast,
alarms, and other system choices are returned to their default values.
However, no waypoints, routes, or icons are erased.
Reset Groups
To return all boxes on the navigation and plot-2 screens to their factory
defaults, select Reset Groups on the System Setup menu. Finally, press
the right arrow key. All digital boxes are reset to their factory settings.