JRC JMA-9923-9XA User Manual

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IPOWERI
(Power
Supply)
Switch
This
switch
is used to turn
the
power
on
and
off.
The
lamp
lights when this
switch
is
on.
When
the
power
is on
and it cannot
be
turned off
for
some
reason,
depressing
this switch
for five
seconds
will force the
power
off.
IPWR
ACR
(Power
Alarm Acknowledgment)
Switch
When
this swiich
is
set
to ON, the
lamp
lights to start
the system.
In order
for this key to
work, an
external
battery is required
(normally
a
power
supply
separate
from the
AC unit).
ITX/STBf'I
(Operation)
Switch
The
[STANDBYI
will
appear
at
the upper
lefl
of
the radar display
about
3 minutes
after
the
[PWR]
switch is
set
to ON. Then,
press
this switch, and
transmission
will
be started.
Pressing
the switch during
transmission
sets the equipment
to the
standby
state.
IALARM
ACKI
(Alarm Acknowledgment)
Switch
Press
this switch to acknowledge
a failure,
approach
of a target,
or collision
alarm.
ITUNEI
(Turning)
Gontrol
Tunes
the target signals
to display
the
targets most clearly
on the radar display'
Switching
between
AUTO and
MANUAL
can be done
by
pressing
the
knob.
IRAIN]
(Rain/Snow
Glutter
Suppression)
Control
Reduces
the clutter echo
caused
by
rain and snow.
Be
careful
not
to set
this adjustment
too
high.
Setting
this
adjustment too
high
may
cause the
target
to
be erased. Switching
between
AUTO and MANUAL
can be
done by
pressing
the knob.
ISEAI
(Sea
Clutter
Suppression)
Control
Reduces
the clutter echo
caused
by the
surface ofthe
sea.
Be careful
not to set this
adjustment
too high. Setting
this adjuslment
too high may
cause the
target to
be
erased.
Switching
between
AUTO
and
MANUAL
can be
done
by
pressing
the knob.
[GAlNl
(Reeeiving
Sensitivity)
Control
Controls
the
radar receiving sensitivity.
Adjust
the
GAIN to
a
point
where
the background static
does
not interfere with
operation.
IRANGE
+/-l
(Range
Scale Select)
Switch
Selects
a
range
scale
from
0.125
to
96
(or
120) nautical
miles.
IEBLIl
(Electric
Bearing
Line
1)
Switch
Selects
and displays
EBL1. Switches
between ON
switch
if
valid. When depressed
for
two
seconds or
floating
setting.
lEBL2l
(Electric
Bearing
Line
2)
Switch
Selects
and displays
EBL2. Switches
between ON
switch
if
valid. When
depressed
for
two seconds or
floating
setting.
[EBL]
(Electric
Bearing
Line)
Control
and OFF,
and
the function for
which this
longer,
this switch
selects
QN/OFF
for
the
and OFF,
and
the function for which
this
longer,
this switch
selects ON/OFF
for the
Rotates
the bearing of
the EBL that
is
selected by EBL1
and
2.
@
[VRM{]
(Variable
Range
Marker
1)
Switch
Selects
and displays VRM1.
switches
between oN
and oFF, and
the
function for
which
this
switch
if valid.
2-3
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JRC JMA-9923-9XA Specifications

General

Brand	JRC
Model	JMA-9923-9XA
Category	Marine Radar
Language	English