Amron 2830A/24 Series, Руководство пользователя

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2830A UM
7.8
7.9
M
also be ins
tight. If the
this solves
needs to be
per Section
FEEDBA
There are
crosstalk. A
and amplify
microphone
acoustic is
acoustic fee
feedback w
microphone
earphone.
To troubles
determine t
hand, one
volume con
DIVER VO
hat/helmet.
PANEL SP
PANEL SP
the Amron
"extension"
Crosstalk is
umbilical c
between an
damaged a
communica
try swappin
are using a
reconnectin
replaced, t
strongly rec
designed fo
PUSH-TO
If used, che
banana plu
PANEL SP
SPEAKER
broken wire
Section 7.3
further assi
ide the diver
problem cont
the issue, th
e replaced or
n 2.2 for furthe
ACK - FULL
two forms of
Acoustic feed
fy the signal
e and speake
olation. For
edback. Whe
will no longer
e and earpho
shoot acoust
the source of
at a time. A
ntrol that stop
OLUME contr
Common so
EAKER of the
PEAKER on, A
n Model 282
" cord for the t
s caused by
cable. In a g
ny two wires
and this resist
ation cable in
ng the positio
a banana plug
ng. If this do
hen operate
commends th
or clear comm
O-TALK DO
eck the conne
ug is not prop
PEAKER as t
SWITCH is
e inside the d
3. If that doe
stance.
's hat/helmet
tinues, substit
en the comm
r repaired. If n
er assistance
DUPLEX (4
f feedback th
dback occurs
from a spea
er/earphone
example, a
en the tender
r occur. The
one of the he
tic feedback
f the acoustic
Another metho
ps the feedba
rol stops the
urces are fee
e 2830A. If th
Amron recom
22-28 Remo
tender heads
signal leaka
good cable w
should be g
ance drops to
the umbilica
n of the dive
g, simply unp
oes not solve
in 2-Wire m
he use of the
munications an
OES NOT W
ection to the h
perly seated
the micropho
turned on. If
diver commun
es not resolv
29
. Check all co
tute the comm
munication ca
none of these
.
4-WIRE) MO
hat can affec
when an act
aker or earp
is dependent
tender head
dons the hea
tender's hea
eadset. The s
issues first d
c feedback is
od is to adju
ack indicates t
e feedback,
edback betwe
he tender wan
mmends the t
te Walk-and
set allowing th
ge between
with all the w
reater than 1
o the point tha
al should be r
r earphone w
lug the diver
e the problem
ode until a r
Amron CC1
nd long servic
ORK
handheld mic
in the PUSH
one with the
f neither of th
nicator. Open
e the proble
M
onnections to
munication ca
ble in the ori
e solutions fix
ODE
ct the 2830A
tive micropho
phone. The r
t on the volu
set left sittin
adset at the s
ad provides
same is true
determine th
s to cover eac
ust the volum
the source. F
then the pr
een the tende
nts to operate
tender move
d-Talk Modul
he tender to o
the micropho
wires open (
10 Meg-Ohms
at crosstalk c
replaced. For
wires on the D
earphone an
m and the um
replacement
communicat
ce life.
crophone. A c
H-TO-TALK JA
PUSH-TO-TA
hese solves
n the front pan
m then conta
MODEL 2830
o verify that t
able with a kn
ginal umbilica
xes the proble
A: acoustic fe
one is close
required dista
ume setting a
ng on a wor
same volume
acoustic isol
for the diver'
e source. O
ch active mic
me controls o
For example i
roblem is lik
r's headset m
e with the hea
away from th
le. This mo
operate away
one and earp
not connecte
s. Over time,
an occur. Wh
r a temporary
DIVER EARP
nd rotate by 1
mbilical cann
umbilical can
ion cable. It h
common issue
ACK. If the t
ALK BUTTO
the problem,
nel and inspe
act Amron p
0A USER MAN
REV
they are clea
nown good ca
al is damage
em, contact A
eedback and
enough to pi
ance betwee
and the amou
k table my c
level, the aco
ation betwee
's microphone
ne way to q
crophone with
one at a time
if the TENDE
kely in the d
microphone an
adset and leav
he 2830A by
dule provide
from the 283
phone wires
ed) the resis
, the cable ca
hen this occur
y solution, yo
PHONE jack.
80 degrees b
ot be immed
n be used. A
has been spe
e is that the y
ender is usin
ON, make sur
, there could
ect as describ
per Section 2
NUAL
3.0
n and
able. If
d and
Amron
cable
ick up
en the
unt of
cause
oustic
en the
e and
quickly
h your
e. The
ER TO
diver's
nd the
ve the
using
es an
30A.
in the
stance
an be
rs, the
ou can
If you
before
diately
Amron
ecially
yellow
ng the
re the
be a
bed in
2.2 for