Lucent Technologies DDM-2000 OC-3, User & Service Manual

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RTRV-ALM 31 of 15 Page RTRV-ALM
Description Report Description Report
(Contd) Descriptions RTRV-ALM 11-3. Table
Meaning Description
LOS EC1 inc.
(LOS) loss-of-signal a detected has system The
line. EC-1 the on condition
cable or signal incoming the of Failure causes: Likely
at CP 3STS1E or STS1E the of failure STSX-1, the from
or STSX-1 the at disconnect cable a or end, near the
connector. shelf
AIS line EC1 inc.
indication alarm line EC-1 an detected has system The
line. EC-1 incoming an on (AIS) signal
the at CP 3STS1E or STS1E an of Failure cause: Likely
end. far
(BER) degrade sig. EC1 inc.
signal EC-1 received the in (BER) ratio error bit The
(10 threshold provisioned the exceeds
−
5
10 to
−
9
).
at CP 3STS1E or STS1E the of Failure causes: Likely
in talk cross cable, incoming the of failure end, near the
the from signal incoming the of failure or wiring, office
STSX-1.
(BER) fail sig. EC1 inc.
signal EC-1 received the in (BER) ratio error bit The
(10 of threshold fixed the exceeds
−
3
).
end, near the at CP STS1E the of Failure causes: Likely
wiring, office in talk cross cable, incoming the of failure
STSX-1. the from signal incoming the of failure or
FERF OC12 inc.
receive end far OC-12 the detected has system The
signal. OC-12 incoming the in signal (FERF) failure
incoming an detected has end far The causes: Likely
be may This line. OC-12 specified the on failure signal
the end, near the at CP OLIU the of failure by caused
the on fiber transmit the or end, far the at CP OLIU
line. specified
AIS line OC12 inc.
indication alarm line OC-12 detected has system The
line. OC-12 incoming an on (AIS) signal
end. far the at CP OLIU an of Failure cause: Likely
OC-3 DDM-2000
2000 February 2 Issue
11-547