turtles,
submerged floats,
air
bubbles, etc. Individual tree limbs extending
outwards from a
group
of
limbs isthe
hardest
objectforthe
Fish l.D.
feature
to
distinguishfromfish.
You maysee
Fish l.D.
symbols on the
screenwhen
actually, there
are no
fish. Practice with the unit in the Fish ID. mode to
become more familiar
with the Fish I.D. feature.
ToturntheFishj.D.featureon I AUTO I ———-0
pressthemenukey,thenpress ]Lh198 FTD
the key adjacent to the 'Turn
Fish-ID On" label. Echoes will
continue to scroll across the
screen, however, the surface
clutter
at the top
will no longer
be displayed.
Any targets
the ________________
micro-computerdetermines are
fish will be .displayed as fish
symbols To turn the Fish
l.D.
feature off
again, first press
the
menu key, then press
the key adjacent to the "Turn Fish I.D. Off" label.
Remember, the Fish I.D. feature can't be used when the UltraNav II is in
the
manual mode. If
you
turn
the Fish I.D. feature on when
the UltraNav II
is
in manual, the
micro-computer will
turn the automatic feature on. If
you
turn automatic off when the
Fish I.D. feature is
on,
the
Fish l.D.
feature will
be turned off also.
DISPLAY
CONTRAST
The
unit's
display
contrast is
adjustable
to
suit different
lighting conditions.
To adjust
it, first press the
menu key. The
first menu page appears. Now
press
the
key
next to the
"ADJUST DISPLAY
CONTRAST" label. A screen
similar to the one below
appears. Now
press the key adjacent to the left
arrowto
decrease the
contrast.
Press the
key adjacent
to the FUTO a
right arrow to increase it. The FT
percentage of contrast in use
changes as the arrow
keys are
pressed. The bar chart also
gives a graphical indication of
the
contrast level. You can
see
the change on the screen as
you pressthe
keys.
Afteryou've
madethe
adjustment, pressthe Go CLEAR
key to erase
the menu. I
DRK
18
To
change
anythese, first
press
the menu
keytwice. Next,
press
the key next to the "SELECT
UNITS OF MEASURE' label.
The screen shown below ap-
pears. The black box on each
line shows the unit of
measure
currently
in use. In the screen
shown below,
the units of mea-
sure are in statute miles for
distance, miles per
hourforve-
locity, degrees magnetic for
bearing, altitude in feet, and time is iii the 12 hour
format (a.m.Ip.m.)

IE-

ELOCITY jj
<N KMH
IN6=-
UOE=M'
BACK LIGHT
ONIOFF
Press the key
next to the unit
that
youwishtochange. Forexample,
pressthekeynexttothe
Distance
label twice to switch
from miles to
kilometers. This
movesthe black
box two times from the
"MI" to the
'XM".
When
you
have
the units of mea-
sure
setas
desired,
pressthe key
next to the
"EXIT' label.
To turn
the back
lighting on,
press the menu key twice, then press
the
key
next to
the "BACK LIGHT' label. This
moves the black box from "OFF" to
the
"ON"
position. To turn the
backlights off, repeat the steps.
GRID LINES
The plotter
can show latitude!
longitude grid lines by pressing
the
key
nextto the "GRID OFF!
ON" label on the second
plotter
menu page. Toturnthegrid
lines
off,
repeat
the
previous step.
H 36°O 836?' bJ 96°EO.S%'
fl

rr —

IA
22.0 aE÷na.as——
830 i..........,. 60
TIME = 24—HR
59
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