5.3 Basic Operations
xxx = keys to press
5.3.1 Power ing On an d Of f
POWER ON
SCREEN
brilliance
key backlight
POWER
Press "POWER"key to power on.
2 minutes timer and "RADAR OFF" are displayed.
Keep pressing "POWER" key to power off.
Pres s the "BRIL" key.
BRILL
Up/Down
Control knob
Control knob
ENT Press "ENT"key to return.
Control bar i s i ndicated o n the sc r een.
Select brilliance.
Adjust bril lianc e with kno b
Up/Down
Adjust key ba cklig ht with
knob
.
.75
.25
HU
1:58
RADAR OF F
+
Select key backlight.
BRILLIANCE 50
KEY BACK L IGHT 4
.
Rad ar turns i nto "ST'BY"mode wh en 2 mi n utes timer is fini sh ed and
"ST'BY" is displayed.
5.3.2 Transmitting
START
POWER
Press "POWER" key to
operate, radar picture
appears on the screen.
Another press "POWER" key,
radar turns to stand-by
mode.
Kee p pre ssing "POW ER" key mor e t han 3 se cond s, rada r
turns to power off.
CHANGE
RANGE
or
RANG UP
RANGE DOWN
Pressing " RA N GE UP" key produce s a long-distance ra nge,
"RANGE DOWN" key a short-distance range.
D‚V‚T
D‚Q‚T
‚g‚t
+
AT
30
5.3.3 Adjusting brilliance of screen and key-backlight
xxx = keys to press
(1) Pr ess th e "BRILL" key . ( B a r and fig u r e indicati ng br i g ht ness, an d fi g u r e indi ca t i ng backlig ht app ea r s on the screen .)
(2) Select brilliance or key-backlight with the up-down c ursor.
(3) Adjust each item with the control knob.
(4) When the adjustment is finished, press either the "BRI LL" key or the "ENT" key to exit
from the adjustment screen. (Pressing some other key after adjustment will lead to the
function of the pressed key.)
BRIL
→ Control knob
→
Up/Down
(Adjustment of brilliance) → BRIL or ENT
(Adjustment of brightness, panel)
. 75
. 25
HU
ST’BY
→
Other function key Shift to other functions
+
BRILLIAMCE 50
KEY BACKLIGNT 4
5.3.4 Changing Distance Range (RANGE UP, RANGE DOWN)
Pressing "RANG E UP" key produces a long-distance range, and "RANGE DO WN" key a
short-distance range.
••
RADOME SCANNER (RA40C)
RANGE 0.125 •0.25 0.5 0.75 1.5 3 6 12 24
Number of
rings
Range ring
interval
RADOME SCANNER (RA41C)
RANG E 0.125 0.25 0.5 0.75 1. 5 3 6 12 24 36
Number of rings2223666 666
Ran ge ring interval 0.0625 0.125 0.25 0.25 0.25 0.5 1 2 4 6
OPEN SCANNER (R A42 C)
RANG E 0.125 0.25 0.5 0.75 1.5 3 6 12 24 48
Number of rings2223666 666
Ran ge ring interval 0.0625 0.125 0.25 0.25 0.25 0.5 1 2 4 8
222366666
0.06250.125 0.25 0.25 0.25 0.5 1 2 4
5.3.5 Automatic adjustm en t (AUTO)
AUTO adjusts the GAIN, STC and FTC automatically.
If the "AUTO" key is pressed while GAI N, STC, or FTC are u nder manua l set tings, they
will all be switched to AUTO or HBR(Harbor) mode.
Pressing "AUTO" key, AT1, AT2 and HBR changes in turn. Pressing STC key, all
31
cont rols return to manual state.
Use when find navigation way in much echo such as port area, narrow channel,
AT1
small islands area. The control condition is similar to slightly down GAIN.
Use at ope n sea to su ppre ss th e se a cl ut te r. The cont rol c ondit ion is si mila r to
AT2
high GAIN.
HBR
Use at in a bay are a, inlet, or a harbor. The co ntrol condition becomes manual
STC by
using the value established HARBOR of ADJUST menu.
Note) Ref er to "Setting ST C circuit( STC)" in sec ti o n 5.5.4.5.4(6).
Note) When you select HBR mode, FTC will be switched to MANU mod e.
* What happens if GAIN, STC, and FTC keys are pressed during AUTO operation?
1) If GAIN key is pressed, Only GAIN enters a manual state.
2) If FTC key is pressed, Only FTC enters manual state.
3) If STC key is pressed, STC, GAIN, and FTC enter manual state.
5.3.6 Sensitivity adju stment (GAIN )
(1) When the "GAIN" key is pressed, the GAIN
display on the left side of the screen will be
reversed as
G 35
and the adjustable state will be entered.
(2) Whe n the control knob is tur ned, the figu re w ill
be shi ft ed wi t h in a r a n g e o f 0 and 99, and t he
. 75
.25
HU
G 50
ST’BY
+
sensitivity can be manually adjusted. When
the "AUTO" key is pressed, all (GAI N, STC and
FTC) will enter an AUTO state.
(3) After the adjustment is finished, press the
"GAIN" key to exit from the adjustment state. If
some other function key is pressed, shift to
that function will take place.
(a) To make adju st me n t s by MAN U A L (Whe n the G A IN ke y i s pr essed unde r A U TO opera tion,
shift to a manual operation will take place.)
GAIN
→ Control knob → GAIN
µθ
>
-------------------------The adjustment state is ended.
Other function key
• ------Shift to other functions
µθ>
AUTO
µθ>
AUTO
------------------------GAIN, STC, and FT C are set at AUTO and the
adjustment state is ended.
(b) To switch f rom the MANUAL state
AUTO -------------------------------------------------------------------------Set GAIN, STC and FTC at AUTO
5.3.7 R emoving sea cl utter (STC)
32
(1) W hen the "STC" key is pressed, the STC display on the le ft side of the s creen will be
reversed as
S 35
and the adjustable state will be entered.
(2) When the control k nob is tu rne d, the figure w ill be shifted wit hin a ra nge of 0 and 9 9,
and the STC can be manually a djusted. When the "A UTO" key is pressed, all (GAI N,
STC and FTC) will enter an AUTO state.
(3) After the adjus tment is finished, press the "STC" key to exit from the adjustment state.
If some other function key is pressed, shift to that function will take place.
(a) To make adju st me nts by MA N UAL (W hen th e S TC key i s pr e ssed under AUTO opera tion,
shift to a manual operation will take place.)
STC
→ Control knob → STC
→Other function key
→ AUTO
NOTE) When y o u se lect MANU mode, GAIN and FTC will be sw itche d to MANU mode , too.
→ AUTO
----------------------------The adjustment state is ended.
• --------Shift to other functions
--------------------------ST C, GAIN, and FTC are set at AUTO and the
adjustment state is ended.
(b) To switch f rom the MANUAL state
AUTO -------------------------------------------------------------------------Set STC, GAIN and FTC at AUTO
5.3.8 R emoving rain and snow clutter (FTC )
(1) When the "FTC " key is pr essed, th e F TC di spla y
on the left side of the screen will be reversed as
F 500
and the adjustable state will be entered.
(2) Whe n the control knob is tur ned, the figu re w ill
be shi ft ed wi t h in a r a n g e o f 0 and 99, and t he
sensitivity can be manually adjusted. When
. 75
.25
HU
F 50
ST’BY
+
the "AUTO" key is pressed, all (GAI N, STC and
FTC) will enter an AUTO state.
(3) After the adjustment is finished, press the
"FTC" key to exit from the adjustment state . If
some other function key is pressed, shift to
that function will take place.
(a) To make adju st me nts by MA N UAL (W hen th e F TC key i s pr esse d unde r A UTO ope r a t i on ,
shift to a manual operation will take place.)
FTC
→ Control knob → FTC
-------------------------The adjustment state is ended.
>
µθ
>
AUTO
µθ
µθ
Other function key
>
AUTO
------------------------GAIN, STC, and FT C are set at AUTO and the
-------Shift to other functions
adjustment state is ended.
(b) To switch f rom the MANUAL state
AUTO -------------------------------------------------------------------------Set GAIN, STC and FTC at AUTO
33
5.3.9 Man O v er Board (MOB)
Pressing the MOB key will send the own ship's p osition data t o the external equipment
thro ugh NMEA po rt wi th "WPL" f orm at. There is no ch ange on the s creen.
To ch ec k the MOB po sition data, select "M O B" from the "W INDOW" menu in the "SETUP".
The position of MOB an d curre nt position w ill be di splaye d on the scre e n. I f press the " MOB"
key while watching the MOB scree n, MOB dat a w ill be cle are d and re tu rn t o previous screen.
If press other keys, M OB data will be remained and return to previous screen.
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