234-151-077AC
TAP-135
1999
June
7,
Issue
8
of
6
Page
the
at
terminator
50-ohm
the
Remove
terminator.
50-ohm
the
at
resistance
DC
Measure
23.
transceiver.
second
50-ohm
the
on
shield
outer
the
and
conductor
center
the
between
resistance
the
Measure
terminator.
results:
Expected
ohms.
70
and
40
between
reading
Resistance
Note:
transceiver.
second
the
to
terminator
50-ohm
the
Reconnect
ohms?
70
and
40
between
23
Step
in
resistance
DC
the
Was
24.
If YES
38.
Step
to
go
and
transceiver
second
the
replace
,
If NO
38.
Step
to
go
and
terminator
50-ohm
the
replace
,
all
connecting
cables
coax
LAN
daisy-chained
the
inspect
Visually
inspection.
visual
Make
25.
are
terminators
50-ohm
appropriate
the
that
Ensure
frame(s).
SCS
the
within
SCUs
cables.
daisy-chained
the
of
end
either
on
present
at
cables
both
remove
SCU,
appropriate
the
At
board.
paddle
from
cables
LAN
Remove
26.
024).
EQL
(Horizontal
board
paddle
the
Note:
SCUs,
all
Additionally,
step.
this
for
point
starting
the
be
always
will
0
SCU
this
in
included
be
will
packs
circuit
with
populated
not
are
that
ones
the
including
step.
between
cables
both
of
resistance
the
Measure
cables.
LAN
of
resistance
DC
Measure
27.
shield.
outer
the
and
connector
center
the
Note:
in
resident
terminator
50-ohm
the
to
connected
be
will
cables
coax
the
of
One
Unit
Circuit
Service
last
the
in
reside
will
terminator
50-ohm
second
The
SCCC.
the
and
cable
coax
the
between
continuity
proper
ensure
is
object
The
(SCUC).
Cabinet
terminator.
50-ohm
the
results:
Expected
ohms.
70
and
40
between
reading
Resistance
Proprietary
—
Technologies
Lucent
instructions
Company
to
pursuant
Use
Содержание 4ESS SCS
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