(1)
HEAD
DIRECTION
ADJUSTMENT
to
the
real
bearing in the SETUP mode.
*
Target catching and measurement
clearly observed on
the
radar within
a
range of
0.5
to 1.0
NM.
This adjustment
is
to
adjust
the
radar screen bearing
Find
a
small
target
in the head direction which
is
Measure the target bearing against the ship's head
with
a
compass.
Set the
EBL
to
the
bearing measuered from
the
target.
*
Adjustment
-
Enter the menu by pressing
the
brilliance key more
than
3
seconds.
pressing the range
UP/DOWN-key, and
press
the brilliance
key
to
enter the underlined menu.
Turn
the control knob
to
set
the
target
on the
EBL.
*
Return
to
the
radar
screen
Press the brilliance key
to
return to the menu,
or
press the
OPERATE
key to return
to
the
radar screen.
(2)
TIMING
ADJUSTMENT
This
adjustment
is
to adjust
the
range on the radar
screen to the actual range.
Set the detection range to
0.125
or
0.25
NM
and
operate the radar, and enter
this
setup mode to adjust
the
timing.
Then turn
the
control knob to decrease the
diameter
of
the inner ring
of
the
bright sunspot until
its
diameter becomes nil and coincides
with
the sunspot
center.
'press the
OPERATE
key to return to the radar screen.
Select the
"
(6)
HEAD
DIRECTION
ADJUSTMENT
"
by
Press
the
brilliance
key
to
return
to the menu,
cr
(3)
AUTO
TUNE
CALIE?..?TION
to the maximum visibility of
the
target echoes.
At
more
than
6
NM
range, find several
weak
but steady
echoes.
than
3
seconds.
the
range UP/DOWN-key, and press
the
brilliance key to
enter to the underlined menu.
(i)
Select the mode
of
"2
CALIBRATION
"
by the range
UP/DOWN
key, and turn
the
control knob to get the maximum
picture visibility. In this condition,
the
tuning
system
is
in manual mode.
(ii)
Then
select the mode
7f
"1
AUTO
"
to carry out auto
tune system calibration. The calibration
will
take several
ininutes.
COMPLETED
"
is
displayed on the
screen.
The auto
-
tuning
calibration voltage
is
displayed at
"
CONTROL
"
area.
press the
OPERATE
key to return to
the
radar screen.
This
adjustment
-s
to adjust
the
auto
-
tuning
system
Enter the menu by pressing the brilliance key more
Select the
"
(4)
AUTO
TUNE
CALIBRATION
"
by pressing
(iii)
When the calibration
is
finished, the
"
CALIBRATION
Press the brilliance key to return
tc
the
ne?:-,
or
5
-
7
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