Specifications

MENU
#1- SPEAKER VOLUME
This menu lets
you
adjust
the
speaker
volume. The
range
is
from soft
Qow)
to loud. When the Z-
7200 is
turned
on,
the
speaker
vol-
ume is
medium soft. To
change
it,
press
both
arrow
keys
in the
RANGE
section of the
keyboard
at
the same time.
Since
speaker
vol-
ume Is the
first menu it
appears
im-
mediately.
Usethe arrow
keys
in the
ALARM section
to
change
to the
desired
setting.
Then
press
the
AUTO
key
to execute the
change.
Or
press
one of the arrow
keys
in the
RANGE section to
change
to an-
other menu.
MENU #7
-
DIGITAL TENThS
The
digital
sonar
displays
the bottom
depth
in
whole numbers
when the Z-7200
is first turned on.
To
display
the
depth
In tenths of a
foot,
select the DIG TENTHS menu.
The Z-7200 will
display
tenths of a
foot down to
99.9 feet. Below this
the
depth
display
will
automatically
revert to
whole numbers. To select
the DIG TENTHS
menu,
press
both
arrow
keys
in the RANGE section at
the same time. Then
press
the
up
or
down arrow
keys
in the RANGE
section until menu #7
displays.
Next
press
the
up
ordown arrows in
the ALARM section of the
keyboard
to turn
tenths on or off. Wait several
seconds for the menu to
disappear
or
press
the AUTO
key
to activate.
To
change
menus,
use the
arrow
keys
in the RANGE section on
the
keyboard.
To select an
item from the
menu,
use the arrow
keys
In the
ALARM
section. Once
you
make a
selection,
press
the AUTO
key
to
activate the selection.
Or,
switch to
another menu to access another
feature.
Once all of the selections are
made,
press
the
AUTO
key
and all
selections
on all menus will be activated.
For a detailed
description
of the
menus,
see the
following.
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MENU #2- DISCRIMINATION
High
noise levels
displayed
on the screen can obstruct true
target
echoes and make it
hard to
interpret
the
display.
Noise is defined as
any
undesired
signal.
It is
caused
by
either electrical or mechanical
source,
or
a combination of
the two.
The Z-7200 has
Discrimination which is effective in
eliminating
noise
signals.
It
processes
all
incoming
echoes,
determines
which ones
are noiseand eliminatesthem.
Then it
displays onlythetruetarget
echoes.
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