and
the outside line and the CDI range is 0.2 miles, then
your cross track
error
is 0.1 miles. The CDI range isthe same as the CDI alarm setting. See
the section
on GPS alarms to change the
CDI range.
Using
the
digital displays at the bottom
of the screen
along
with the
graphical
display
at the
top
lets you accurately steer the boat to a
waypoint.
NAVIGATION SCREEN
The navigation screen is used when
you're
navigating to a waypoint. It shows your
present position, distance
to
go (DTG), Bear-
ing to Waypoint (BRG), Cross Track Error
(XTE), and
waterdepth (DEPTH). Tousethe
navigation screen, first recall
a
waypoint,
then
press
the MENU key. Next, press the key
adjacent
to the "NAy. SCREEN label. A
screen similar to the one at right appears.
NAVIGATION SUMMARY SCREEN IN 31°OtB'12
i s2ffO.ç3
Another navigation screen is availablethat shows more information than
the
Navigation screen, but in smaller numbers. _______________________
This is the Navigation Summary screen.
Again, it's used when
navigating
to
awaypoint.
To use it, first press
the MENU key twice.
Now
press
the
key adjacent to the
NAV SUM-
MARY SCREEN label. The screen shown
below
appears. This
display shows Distance
To Go
(DIG),
Cross Track Error (XTE),
Bear-
ing
to
Waypoint (BRG), Course Over Ground
(COG), Speed Over Ground (SOG), Altitude
(ALT), Fix, time of
day (TIME), today's
date
(DATE), and water
depth (DEPTH).
Please
note that altitude is also affected by __________
the ellipsoid used by the GPS to calculate
position
and altitude. Errors in the Altitude display
can be affected by both
ellipsoid
and
high
levels of SA. See the PCF and
Accuracy
sections in this
manual for more
information.
SONAR MENU - PAGE
4
UNITS or
MEASURE
ARE IN
BACKLIGHTS
The UltraNavGPS has internal lightsforthe display
and
keyboard. To turn
these
on, press
the menu key four
times,
then press
the key
adjacent
to
the "TURN BACKLIGHT
ON" label. To turn the
backlights
off, repeat
the
same
steps.
PRESET
The UItraNavGPS saves all settings
such as sensitivity, chart speed,
display
contrast,
and more in battery backed-up memory. This
memory
is retained even if power
is disconnected from the unit. If
you need to
return the sonar
settings
to the
factory
defaults, press
the MENU key
four
times. Now
press
the
key adjacent to the "PRESET
UNIT" label. The
unit will reset, return to a sonar screen with all of the original factory
settings.
NOTE: Preset also resets all GPS
settings!
The GPS
will have to be re-
initialized after a
preset. It
doesn't erase waypoints
or routes,
however.
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4
-A
FEET
MILES
l_:HRNI.jE Tu
I1ETEF.:S
NALIT. F'l I LEE; MORE RO.22
NAVIGATION SCREEN
SUMMARY IJTG(MI) 2.89
XTE(MI) 0.06
MAG BRIB 039° MAO COG 045°
SOG(MPH) 18.49
ALT (FT) 10
FIX TIME 9:49:23 DATE 08/08/91 9 DEPTH (FT)
48 25
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