TEST
THE
FIBERS
FOR
FAULTS
(con nued)
The
op calCON
cable
under
test
contains
two
fi
ber
op c
channels,
A
and
B,
that
should
be
checked
with
the
VFL
independently
as
follows:
a.
Clean
and
connect
one
end
of
each
of
the
two
ST
to
ST
jumpers
to
the
A
labeled
ST
connector
on
each
side
of
the
tester
along
with
the
op calCON
cable
under
test
which
gives
access
to
the
usually
yellow
jacketed
fi
ber
within
the
op calCON
cable.
b.
Connect
the
VFL
to
the
ST
cable
that
is
plugged
into
the
le
A
ST
connector
on
the
tester
and
check
for
red
laser
light
pass
through
at
the
end
of
the
other
ST
jumper
that
is
connected
to
the
A
ST
connector
on
the
right
side
of
the
tester.
The
light
should
be
easy
to
see
by
aiming
the
connector
at
a
lightly
colored
surface
such
as
a
standard
sheet
of
paper.
DO
NOT
LOOK
DIRECTLY
INTO
THE
CONNECTOR!
If
you
do
not
see
a
red
laser
light
shining
on
the
surface
of
the
sheet
of
paper,
then
there
is
a
break
in
the
fi
ber.
d.
Repeat
steps
above
to
test
the
B
jacketed
fi
ber
in
the
op calCON
cable
under
test
by
changing
A
to
B
throughout
the
instruc ons
above.
NOTE:
Regularly
test
the
ST
to
ST
jumpers
by
plugging
them
into
the
VFL
and
facing
the
other
end
at
a
lightly
colored
surface.
If
you
do
not
see
a
bright
red
light
shining
on
the
surface,
then
a
replacement
ST
to
ST
jumper
may
be
needed.
Con
fi
rm
that
the
VFL
itself
is
outpu ng
red
laser
light
by
shining
it
at
a
lightly
colored
surface.
DO
NOT
LOOK
INTO
THE
VFL.
e.
Record
conductor
failure
results
and
fi
ber
fault
results
in
detail
in
order
to
communicate
this
informa on
when
the
cable
is
sent
to
an
authorized
op calCON
SMPTE
fi
ber
repair
center.
This
will
facilitate
repair
turnaround
me.
Camplex CMX
‐
OPT
‐
CON
‐
TST
Page
9
