TAP-135
234-151-077AC
8
of
3
Page
1999
June
7,
Issue
enter:
terminal,
MTC
1B
the
At
complex(es).
SCS
the
Diagnose
6.
0,SCU
DGN:SCS
x
10!
:PH
where
x
complex.
SCS
the
in
SCU
in-service
numbered
lowest
the
=
pass?
6
Step
in
test
diagnostic
SCU
the
Did
7.
If NO
Reconnect
suspect.
not
is
connection
cable
coaxial
associated
and
HUB
Smart
the
,
12.
Step
to
continue
and
transciever
AAP
the
to
HUB
Smart
the
from
cable
coaxial
the
If YES
the
at
HUB
the
and
AAP
the
between
coaxial
the
of
resistance
DC
the
measure
,
shield.
outer
the
and
conductor
center
the
between
resistance
the
Measure
end.
AAP
8.
Step
to
continue
Then
ohms.)
70
and
40
between
be
should
(Resistance
correct?
step
previous
the
in
measured
resistance
DC
the
Was
8.
If YES
along
somewhere
ground
frame
to
grounded
somehow
not
is
cable
the
that
ensure
,
If
ground.)
from
isolated
electrically
is
LAN
(The
ends.
connector
the
at
especially
route,
its
(DLP-542),
HUB
Smart
the
Replace
suspect.
is
HUB
Smart
the
found,
are
problems
no
to
continue
and
transciever
AAP
the
to
HUB
Smart
the
from
cable
coaxial
the
reconnect
38.
Step
If NO
9.
Step
to
continue
,
from
HUB)
Smart
the
to
AAP
the
connects
(that
T-connector
the
remove
HUB,
Smart
the
At
9.
terminator
50-ohm
the
and
AAP
the
from
cable
LAN
the
both
(leaving
HUB
Smart
the
so
removed
just
was
that
T-connector
the
place
Carefully
T-connector).
the
to
connected
surface.
metallic
any
with
contact
in
come
not
does
is
that
the
at
HUB
the
and
AAP
the
between
coaxial
the
of
resistance
DC
the
measure
Again,
10.
shield.
outer
the
and
conductor
center
the
between
resistance
the
Measure
end.
AAP
ohms.)
70
and
40
between
be
should
(Resistance
correct?
step
previous
the
in
measured
resistance
DC
the
Was
11.
If YES
the
reconnect
(DLP-542),
HUB
Smart
the
Replace
suspect.
is
HUB
Smart
the
,
38.
Step
to
continue
and
transciever
AAP
the
to
HUB
Smart
the
from
cable
coaxial
If NO
is
terminator
50-ohm
the
If
present.
is
terminator
50-ohm
proper
the
that
verify
,
at
connector
BNC
the
and
cable
the
inspect
Visually
fault.
cable
a
is
there
then
correct,
replace
then
found,
be
can
problems
no
If
problems.
any
for
looking
cable
the
of
end
each
38.
Step
to
continue
and
HUB
the
and
AAP
the
between
cable
coaxial
LAN
the
Proprietary
—
Technologies
Lucent
instructions
Company
to
pursuant
Use
Содержание 4ESS SCS
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