Clearing:
Trouble
363-206-295
TAP-
101
9
of
3
Page
1997
December
1,
Issue
Conditions
Alarm
(CR)
Critical
A.
Table
or
Step
or
Level
Alarm
Procedure
causes
Likely
(Note)
Description
Trouble
Indication
LED
CRITICAL
.
CR
lighted.
LED
FAULT LED
on
flashing
OLIU(s).
LOS
OC12
inc.
LOF
OC12
inc.
(BER)
failed
sig
OC12
inc.
(BER)
degrade
sig
OC12
inc.
of
Failure
OLIU
end,
far
or
near
at
fiber.
receive
of
failure
or
TAP-120
(ring,0X1)
lines:
OC-12
both
on
failure
If
of
failure
or
removal
unprotected
3DS3
end.
far
at
CP
OC12
LOP
STS1
inc.
slotaid
21
Step
line:
OC-12
one
only
on
failure
If
of
Failure
OLIU
end.
far
or
near
at
TAP-120
(ring,0X1)
CRITICAL
.
CR
lighted.
LED
AIS
line
OC12
inc.
*
of
Failure
OLIU
27
Step
end.
far
the
at
CRITICAL
.
CR
lighted.
LED
FAULT LED
on
flashing
OLIU(s).
LOS
OC3
inc.
LOF
OC3
inc.
(BER)
failed
sig
OC3
inc.
(BER)
degrade
sig
OC3
inc.
of
Failure
OLIU
end,
far
or
near
at
fiber.
receive
of
failure
or
TAP-121
(linear,1+1)
or
TAP-120
(ring,0X1)
lines:
OC-3
both
on
failure
If
of
failure
or
removal
unprotected
MXRVO or DS3
end.
far
at
CP
363-206-285
TAP-101
OC3
LOP
STS1
inc.
slotaid
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)
CRITICAL
.
CR
lighted.
LED
AIS
line
OC3
inc.
*
of
Failure
OLIU
27
Step
end.
far
the
at
CRITICAL
. CR
lighted.
LED
FAULT LED
on
flashing
3DS3.
LOS
DS3
DSX)
(from
inc.
*
fail
sig
DS3
DSX)
(from
inc.
*
at
removed
or
failed
Equipment
DSX-3
7
Step
table.
of
end
at
notes/footnotes
See