JRC JMA-9922-9XA User Manual

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Contrast
Gontrol
IBRILL
VIDEO]
The contrast of the radar video
display
can be adjusted in four
levels. Press the PANEL
button on
the
screen,
then
select
PiDFd.
Each lime the brilliance
button
G
is
clicked, the screen will
switch
to VIDEO
C-O*O-*O
. The
cunent mode is
displayed
on the lower right of the
radar
screen.
(The
VIDEO
indication
will
change to the
PANEL
indicated
in several second.) Adiust
the
[BRILL
VIDEO]
switch to obtain
the best-to-see video with optimum
contrast.
Attention
In the AUTO
SEA
mode,
there are cases in which
the targets
are
not
displayed
because the sea
clutter
returns
are suppressed
in
a simple way.
Use the
manual
[SEA]
control
during sailing under
normal conditions.
In the AUTO RAIN
mode,
there are cases in which
the targets are not displayed
because the rain/snow
olutter returns are suppressed
in a
simple
way.
Use the manual
[SEA]
control
during sailing under
normal
conditions.
Sea
Clutter Suppression
[SEA]
This
control
is
used
to reduce
the
receiving
sensitivity
on a short
range
to suppress the sea clutter
returns.
Clockwise rotation of the
[SEA]
control can suppress
sea clutter
returns more
effectively.
Be
careful
not to
suppress sea clutter
excessively. Otheruise, small
buoys and boats
may
disappear
from lhe radar
display.
When setting
"SEA"
to
"SEA
FUTd'
,
sea clutter returns
can
be suppressed depending on
their
intensity levels. This
setting
is used
for
the case in which the
sea clutter returns are different
in
their directions.
Switching between
manual
and
auto
is
done by clicking the
"SEA
AUTO" /
"SEMI
AUTO'
button
on
the lower left of the screen, or
pressing
the
'SEA"
knob.
Note: lt is not allowed to
use
both the
AUTO
/ SEMI AUTO
SEA mode and the
AUTO
RAIN mode at the same
time.
A
V
@
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JRC JMA-9922-9XA Specifications

General

Brand	JRC
Model	JMA-9922-9XA
Category	Marine Radar
Language	English