Telex CM300 IP Phone User Manual


 
IntheIWIn~systemd~sluroscommm
ciraritgrcundrshnn.
due to common^
~cmbeducedbyn6ing22pylcnhieldeduMe,
and~elillgsbidddninwinswithcircuitrchunwirrs.
Capacitive
cmssWL
cm
be
raducsd
by
using
rwo
rbidded
jmir.
Owwirsofonc~~tocbrnnelona(pin2),
a~~0fb0otbtr~~toEh.nna~@in3),
the
nmrining
wires
are
circuit
retmn
(pin
1).
(See
Cable
Wiring
Diagnm
at
back
of
mmd).
~~msy~berhievalinmnte~
using
Moael
CCD214 CrosatrlL
ChceUion
Dsviw.
~eCM300isdesignrdformmmtingina~1e(See
insWatio11
dab
at
back
of
&is
rmmul.
Ths
RM300
is
deeigned
for
nck
mounting
in
m
RIA
19
inch
Rok.
Leave
.?pace
for
control
-,
abliog
md
savichg.
such
~cab~g~wloops.rachingforXLRtypeeonacaor
locks.
local
power
option
power
suppti~~~
md
llmd&
connstorsmdabks.
If
the
hsodsct
connstor
is
rrmoted,
Q
not
w
this
cable
clwe
to
intafaing
sourcss
wch
u,
videom
dtors.
power
supplies
md
eqDipmat
with
iater~I
powa
supplies.
Uaiag~usa~onswilhthree~mdthlm
pgscrm,
verify
thDt
dl
pgsc*ls
can
in@
rte
~~thesy~
Vsrifyth.1WitIl1I1mi~
switch
off
md
volume
mmIs
midway,
only
a
bdy
audiblehissisbsrrd.
Tbeothcrtwopcnrms~dsamd
qudly
louddcleutothsthirdpason.
XLR431
mk
III~~M:
-55 mu,
n~mirul
Output
Lvcl
to
lll!d&onc: 10 volta
pak-tc-pd.
apm
circuit.
Pin1-M*ropbwcbw
Pin 2
-
Miempbwc
high
Pin 3
-
Hadphonelow
Pin4-Hadphonehigh
Cuboo
Micmphone Hadrct
Colwctm.
114
in.
phom
jack
(12):
Cuboo
MLmpboac:
Ti
(-15 dBv
iaplt,
nomirul)
Hcrdpbwc:
Ring
(10 V
pk
to
peak
open
circuit)
Common.
Sh
XLR-3-31
mqlack
(for
ringlrdumcl)
Pie
1
-
Common
(low
side
of linc)
Pin2-Poarrr
Pins-Chnncl
XLR-3-31
mcqtack
(for
~~
linc)
Pinl-Chanell
Pin2-Chl2
Pin3-Channel3
Pin 4
-
Common
Page
10