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A m
malfunction
may occu
inter
rrupted dur
ring operati
turn
ed on again
n.
Alwa
ays use the
e automatic
Use
the manua
al tuning m
not
provide th
he best tun
exam
mple.
If se
ensitivity is
s set too h
rece
iver and fal
lse echoes
At th
he same tim
me, if sens
ship
s and dang
gerous obje
Ther
refore, sens
sitivity mus
Whe
en using the
e sea clutte
leve
el too high c
canceling o
rang
ge. Detectio
on of not o
othe
er ships or d
dangerous
Whe
en using th
e sea clutte
mos
st appropria
ate image n
Use
the radar o
only as a na
The
final nav
igation dec
him/
/herself.
Mak
king the fina
al navigatio
caus
se accident
ts such as
Use
the target t
tracking fu
The
final navi
igation dec
him/
/herself.
Mak
king the fin
nal navigat
func
ction (TT) in
nformation
The
target tra
acking fun
num
merical data
a, and alarm
not d
detected by
y the radar
Maki
ing the fina
al navigatio
caus
se accident
ts such as
Whe
en a large v
value is set
an A
AIS target is
s identified
disp
play.
For
example, w
when a pilo
targ
et which is
s not a trac
trac
ked target
without the
carg
go vessel m
may disappe
ur if the p
power in t
the ship is
ion of the r
radar. In thi
c tuning mo
ode.
mode only w
when the a
automatic t
ning state d
due to det
terioration
high, unnec
cessary sig
gnals such
increase to
o lower targ
get visibility
itivity is se
et too low, d
ects may be
e hindered.
st always be
e set to an o
optimal lev
er suppress
sion functio
on, never se
out all imag
ge noises fr
rom the sea
only echoes
s from wav
ves but also
objects wi
ll become i
er suppress
sion functio
on, make s
noise suppr
ression leve
el.
avigation ai
id.
cision mus
st always
on decision
n based on
collisions
or running
nction (TT)
only as a n
navigation a
cision mus
st always
tion decisio
on based o
may cause
accidents.
nction (TT)
informatio
ms may con
ntain some
cannot be
acquired or
on decision
n based on
collisions
or running
as an asso
ociation con
ndition, a tr
as the AIS
target and
ot vessel eq
quipped wi
ith the AIS
cked target
t) goes nea
ar a cargo v
e AIS func
tion, the tr
racked targ
ear.
s instantan
neously
s case, the
e power sho
ould be
uning mod
e does
of magnetr
ron for
as noises
y.
detection o
of targets s
such as
el.
et the suppr
ression
a surface a
at close
o targets s
such as
nhibited.
ure to choo
ose the
be made
by the o
perator
ly on the r
radar displa
ay may
aground.
aid.
be made
by the op
perator
only on th
he target tr
racking
on such a
as vector,
errors. Als
o, targets t
that are
r tracked.
ly on the r
radar displa
ay may
aground.
racked targ
et near
may thus d
disappear fr
rom the
function (a
a small
vessel whi
ch is a
et symbol
for the
PRECAUT
TIONS
in the
target
xv
x
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