6-9
NAV DOES NOT
You must set a route to use NAV.
WORK
Do thls:
Enter a route, or select a route leg
to
navigate on.
You must be travelling faster than 0.2
knots to get velocity-related data,
such
as Speed Over Ground (SOG),
ground course (COG), Steering,
Speed Of Advance (SOA), Estimated
Time of Arrival (ETA), Time To Go
(TTG), or Velocity Made Good
(VMG).
Try this:
lncrease speed to 0.2 knots or
greater.
Navigation- and velocity-related
data
is not available until three fi-
xes have
been made.
Do this:
Wait until three position fixes have
been taken, then try again.
DASHES APPEAR IN
You are 65.6 feet (20 meters) or less
NAV DISPLAYS
from your destination. Distance to
destination is no longer available, and
Bearing varies considerably. This is
normal.
ZEROES APPEAR IN POS,
Your speed is too slow to provide
NAV, AND VEL DISPLAYS
velocity-related data such as speed,
ground course, and steering. You
must be travelling at least 0.2 knots
to
obtain this data.
Do this:
Increase your speed to at least 0.2
knots.
SATELLITE AVAILABILITY
The position or health of a satellite
NOT TO YOUR
may have been changed by the
EXPECTATIONS
government. You may also have last
collected an Almanac on a day when
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