Clearing:
Trouble
363-206-295
TAP-
112
15
of
5
Page
1997
December
1,
Issue
(Continued)
Conditions
Alarm
Minor
A.
Table
or
Step
or
Level
Alarm
Procedure
causes
Likely
(Note)
Description
Trouble
Indication
LED
MN
lighted.
LED
AIS
line
OC3
inc.
*
OC-3
of
Failure
OLIU
56
Step
end.
far
at
CP
MN
lighted.
LED
FAULT LED
on
flashing
OLIU
LOF
OC3
inc.
LOS
OC3
inc.
(BER)
degrade
sig
OC3
inc.
(BER)
failed
sig
OC3
inc.
OC-3
of
Failure
OLIU
far
or
near
at
fiber.
receive
of
failure
or
end,
TAP-121
(linear,1+1)
or
TAP-120
(ring,0X1)
MN
lighted.
LED
AIS
line
STS1
inc.
*
cross-
incorrect
or
Incomplete
end-
an
in
provisioning
connection
unprotected
network;
to-end
a
of
failure
of
removal
3DS3 or
OLIU
end.
far
at
pack
circuit
TAP-119
MN
lighted.
LED
FAULT LED
on
flashing
3STS1E
EC1
LOP
STS1
inc.
*
of
Failure
3STS1E
far
or
near
at
fiber.
receive
of
failure
or
end,
13
Step
MN
lighted.
LED
FAULT LED
on
flashing
OLIU
OC3
LOP
STS1
inc.
slotaid
lines:
OC-3
both
on
failure
If
of
failure
or
removal
unprotected
MXRVO or DS3
end.
far
at
CP
363-206-285
TAP-112
line:
OC-3
one
only
on
failure
If
of
Failure
OLIU
end.
far
or
near
at
TAP-121
(linear,1+1)
or
TAP-120
(ring,0X1)
lines:
OC-12
both
on
failure
If
of
failure
or
removal
unprotected
3DS3
end.
far
at
CP
36
Step
OC12
LOP
STS1
inc.
slotaid
line:
OC-12
one
only
on
failure
If
of
Failure
OLIU
end.
far
or
near
at
TAP-120
(ring,0X1)
MN
lighted.
LED
(BER)
failed
sig
STS1
inc.
(BER)
degrade
sig
STS1
inc.
of
Failure
OLIU
far
or
end
near
at
fiber.
receive
of
failure
or
end
TAP-121
(linear,1+1)
or
TAP-120
(ring,0X1)
unequipped
STS1
inc.
been
has
cross-connect
STS-1
An
equipment
upstream
in
deleted
DDM-2000
the
with
interfacing
ring.
OC-12
deleted
the
Find
the
in
cross-connect
equipment.
upstream
table.
this
of
end
the
at
Notes/footnotes
See