Clear-Com PS-10 User Manual

U.g
TROUBLE-SHOOTING
THE
PS-IO
SYMPTOM
CAUSE
REMEDY
System
is
totally
dead,
a.
loss
of
AC
power
a.
plug
the
power
supply
light
in
power
switch
into
a
good
outlet
doesn't
come
on
b.
internal
fuse
has
b.
replace
fuse*
blown
Circuit
breaker
trips
a.
shorted
or
mis-wired
remove
cables
from
the
repeatedly,
or
"short"
interconnect
cable
power
supply,
one
at
a
LED
remains
lit
b.
defective
remote
time,
until
the
faulty
station
line
is
isolated.
Check
for
shorts
between
Pins
I
and
2
on
XLR-type
3-pin
intercom
connectors.
Hum
or
buzz
in
system
a.
inductive
pick-up
a.
re-locate
offending
caused
by
close
proxi-
station
mity
of
power
supply
or
remote
station
to
power
lines
of
trans-
formers.
b.
ground
loop
caused
b.
reverse
power
cord;
by
improper
grounding
lift
ground
of
system
(see
instal-
lation
procedure)
c.
10 ohm
chassis
ground
c.
measure
resistance
be-
resistor
(RI
in
schema-
tween
chassis
and
Pin
I
tic)
in
power
supply
is
of
intercom
connectors.
open**
It
should
be
10
ohms.
If
not,
open
up
the
supply,
check
and/or
replace
the
resistor.
*if
the
internal
fuse
blows
repeatedly,
there's
a
good
chance
that
the
bridge
rectifier
or
other
component
has
shorted
inside
the
power
supply.
Bring
the
station
to your
dealer
for
repair
or
contact
Clear-Com
**IMPORTANT:
This
is
caused
by
the
system
ground
coming
in
contact
with
some-
thing
"hot"
with
respect
the
the
power
supply
earth
ground.
Should
this
occur,
we
recommend
you
make
a
careful
check
of the
system
ground
and
AC
distribution
in
your
area.
THIS
IS A
POTENTIALLY
HAZARDOUS
SITUATION;
IF
IT
OCCURS,
A SHOCK
HAZARD
COULD
OCCUR
BETWEEN
THE
METAL
BOOMS
OF
HEADSETS
AND
GROUND.
8

Clear-Com PS-10 Specifications

General

Brand	Clear-Com
Model	PS-10
Category	Power Supply
Language	English