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Rain/Snow 
Glutter 
Suppression 
IRAIN]
This 
control 
is used to 
suppress 
rain or 
snow 
clutter returns. Clockwise 
rotation 
of the 
[RAIN]
control 
makes 
clearer 
those targets 
that 
may be hidden 
among rain/snow 
clutter returns.  Be
careful not to overlook small 
targets 
in lhe 
clutter. 
This 
control 
also 
has 
the 
effect of 
reducing 
sea
clutter, 
so 
that 
it 
is more 
effective to use 
this 
control 
together 
with 
the 
[SEA] 
control.
Rotate 
the control aniiclockwise 
to 
the maximum 
in the normal condition.
When 
setting 
ISEA/RAINI 
to 
AUTO 
RAlNl in the 
AUTO Menu, 
rain/snow clutter can be suppressed
depending upon the 
intensity 
level.  When 
setling 
FE 
MiN] to 
FAr'luEL] 
in 
the AUTO Menu, the
mode 
is changed into the 
MANUAL mode.
Switching between manual 
and auto 
is done 
by 
clicking 
the "RAIN 
BUIq'button 
on the 
lower 
left of
the 
screen, 
or 
pressing 
the 
"RAIN" 
knob.
Notel  lt is not 
allowed 
to use 
both 
the 
AUTO RAIN mode and 
AUTO 
SEA 
mode 
at the
same 
time.
Brilliance Gontrol
Press[emrel] . 
Or 
press 
the 
@ 
right side of 
"PANEL" 
on the screen.
The BRILLIANCE switches 
[PANEL], 
IBRILL 
VIDEO], and 
[BRILL 
ARPA] 
are used to adjust the
brilliance of 
the 
panel, 
video and 
ARPA markers. Each 
time a 
switch 
is 
pressed, 
the brilliance is
increased 
by 
one level up 
to 
4 or 5levels. When 
the maximum level is 
reached, the brilliance is
reset 
to the original 
panel.
A
V
@
IPANEL]
IBRTLL 
VTDEOI
[BRILL 
ARPA]
Adjusts 
the 
lighting for the characters on the controls and 
switches on the
operational 
panel.
wnen 
lffigLl 
on 
the 
screen is 
pressed, 
the adjustment 
status 
of 
"BRILL
VIDEO" and 
"BRILL 
ARPA'are changed.
Then, each 
of the levels 
can 
be set if 
the brilliance 
level 
button on the right is
pressed.
Adjusts 
the brilliance of 
radar 
display.
Adjusts the 
brilliance of ARPA 
information
Brilliance Control by 
Menu 
Operation
IRANGE 
RINGAI  Adjusts 
the brilliance of the 
fixed range scale.
lvRMl
IEBLI
Adjusts 
the brilliance 
of the variable range scale 
(VRMI 
and 
VRM2).
Adjusts the 
brilliance of electronic bearing cursor 
(EBLI 
and 
EBL2).
[CHARACTER] 
Adjusts the 
brilliance of characters.
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