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If the chart alarm is set off
by
a fish or the
bottom,
the alarm
will sound
and the ALARM can be seen at the bottom of
the
display
lithe
range
is
changed,
the chart alarm
may
need to be
changed also,
since
it
operates
independently
and does not track
range sethngs.
I'll
The note
key
turns
the audible tone off or on. When the alarms are
first
set,
the audible tone is on
which
can
be seen
by
the note annuncia-
tor at the bottom of
the
display.
To turn the audible tone
off,
press
the
note
key
on the
keyboard
once. To turn it
back
on, press
the note
key
again.
Clearing
the Chart Alarm
To turn the Chart Alarm
off, press
the SELECT
key
to
switch over to the
Deep
Alarm,
or
press
2nd -0-SELECT. The
annunciator "CHART ALARM"
in the bottom left hand corner of the screen will
go off,
showing
that
the
alarm is no
longer
in use. Note:
Simply pressing
the SELECT
key
will
switch the X-3 from the chart alarm to the
depth
alarm. All of the chart
alarm
settings
will remain in
memory. Pressing
2nd-0-SELECT will erase
the chart alarm
settings.
DEPTH
ALARM
The
Depth
Alarm
is
actually
two alarms. The shallow alarm
gives
a visual
and/or audible
signal
when in water that is shallower than the alarm set
point
The
deep
alarm will
give
a visual and/or audible
signal
when in
water that is
deeper
than the alarm set
point
Note that this alarm window
is
exactly opposite
from the
chart
alarm.
Also,
the
depth
alarm can be set
off
only by
the bottom
signal,
not
by
fish or
any
other echoes.
NOTE: The
digital
must be on in order to use the
Depth
Alarm.
To use the
depth
alarm,
press
the SELECT
key
until the
DEPTH
ALM
annunciator
appears
in the lower left hand corner of the screen.
When
first turned
on,
both alarms are
automatically
set
to
zero.
To
set the
Deep
alarm, press
the desired
depth using
the number
keys
on the
keyboard,
then
press
the DEEP SET
key.
For
example,
if a
Deep
alarm
setting
of
55
feet is
desired,
press
5-5-DEEP SET. The number 55 will show in the
display
in
large
numbers for 6 seconds and then
disappear.
Now if the
water
depth goes
below 55
feet
the alarm will sound.
NOTE: The maximum alarm
depth setting
is 999 feet
16
L
FT/FA/M
FEET-FATHOMS- METERS
The X-3 can
display
the
depth
in either
feet, fathoms,
or meters. When it
is first turned
on,
the
display
reads in feet To
change
it to fathoms or
meters, press
2nd-6. The letters 'ft' will be
displayed
on the
screen,
showing
that
the X-3 is in the feet mode. While the letters "it" are still
displayed, press
the 6
key again.
Now the letters "ft" will
disappear
and
the letters "fa" will
appear.
The
range
has
changed
to fathoms. Press the
6
key again
and the
display
will show the letter "M" and
change
to
meters. After six
seconds the letters will
disappear.
To
change
the
range
back to
feet, press
2nd-6-6. To see which
range
mode the unit is
in,
press
2nd-6 at
any
time and
the letters
ft fa,
or m will
appear
When the
unit is turned
off,
and then back
on,
it will
always
return to feet.
15
20
28
Figure
18
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