SONAR ALARMS then itshowsechoesfrom both.
The X-55A has three
different
types
of sonar alarms. The first is the Fish
Alarm. It sounds when the Fish l.D. feature determines an echo or
group
of echoes is afish. Anotheralarm isthe ZoneAlarm which consists of a bar.
Any
echo that appears inside this bar
triggers the alarm. The last alarm is
called the
Depth Alarm. Onlythe
bottom signal will
trigger
this alarm. This
is useful as an anchor
watch, a shallow water
alert, or for
navigation.
To
adjust
an
alarm, first press the ALARM key.
The screen shown below
appears. Pressthe
key
nextto the desired alarm's label to
adjust
itorto turn
it on.
FISH ALARM
Use the fish alarm for a distinc-
five audible alarm when fish or
other suspended objects are
detected
by the Fish 1.0. fea-
ture. A differenttone sounds for
each fish symbol
size shown
on the
display.
To usethis
alarm,
simply pressthe key
nexttothe
"TURN FISH ALM ON" label.
SET DEPTH 4LARNS
n SET ZONE 4LPM
jTLJKN FISH ALF1LII
a
ZONE ALM U N
ZONE ALARM
The zone alarm consists of a bar that appears on the right side of the
screen. Any
echo that
appears on the screen between the
top
and bottom
of the zone alarm's bar will
"trip"
the zone alarm. (Note: The zone alarm
isn't available in the Windows mode.)
To set the zone
alarm, press the ALARM key. Now
press
the key next to
the "Set Zone Alarm" label. A screen similar to the one shown below
appears. _________
Thezone alarm
barappears on
the right side of the screen.
Use the arrow
keys
to move the
bottom of the bar higher or
lower. To move the
top of the
bar,
first press
the key
next to _____________________
the "CHANGE TO UPPER" la ____
bel. Now use the arrow
keys
to
move the
top of the bar
higher
or lower. When you have the
When either the left or right
transducerelements are in use,
the display scrolls the echoes
from the
top
of the
display
to the
bottom, instead of from
right to
left. On the
example
screens on
the previous page , both the
right and left transducer ele-
ments are in use. The bottom
echo shows on the far left side
of the left element's display
and
the far right
side of the right element's display.
The closer a
target is to the
zero line, the closer the
target
is to your
boat.
Whenthe Fish
ID feature is
on,
Fish ID
symbols appearon
the screenwhen
the unit's
computerthinks targets are fish. If the FishTracklM feature is
on,
the distance from the boat to the
symbol shows beneath the fish symbol.
(Note: Fish ID and FishTrackTM only
workwhen the automatic mode is on.
These features are not available when the sonar unit is in the manual
mode.)
The label atthe
top
of the screen shows which transducer element
is in use and the range. In the
example screen on the
previous page, the
range
is 60 feet and the unit is using both the left and right transducer
elements. To
change elements, press the WINDOWS key,
then
press the
up or down arrow key until the desired screen appears. The X-55A can
show left and down, right and down, or both left and rightviews atthe same
time.
AUTOMATIC vs MANUAL OPERATION
Your sonar unit can use the BroadViewTM transducer in either the auto-
matic or manual mode. The above screen shows a screen with automatic
and
Fish ID on. The screen shown below shows a much differentviewwith
automatic and Fish ID off. This
view shows the scattered sig-
nals (called "surface clutter)
near the surface and actual so-
nar returns from
objects
in the
water, structure, and the bot-
tom.
To switch between automatic
and manual modes, press the
AUTO key to view the auto-
matic/manual
menu,
then
press
IMSMTII
Ii SET ZONE
IILOWER LIMIT
(CHANGE TO UPPER
I
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