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1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 2-429
© 2000, ADC Telecommunications, Inc.
TAP-100
Page 10 of 23
Table 4-1. Alarm Identifications, continued
ALARM
MESSAGE
SEVERITY IMPACT DESCRIPTION SUGGESTED COURSE OF ACTION
Far End Loss
Of Signal
LOS-FE
Critical Service
Outage
No input signal is being
provided at the far end.
Check input connections at the
far end and transmitting
equipment into the far end low
speed facility.
Far End
Protection
Line Failure
FarEndProtLi
neFailed
Minor –
currently
an
informati
onal
alert.
Service
Affecting
Far end protection line is
no longer available.
Check fiber facilities and
connections to protect card.
Verify Protection EIMs
(PEIM) are installed. Check
facility status and alarm
reports.
Fifteen
Minute
Interval,
Errored
Seconds
Threshold
Crossing
Alert
EESCMajor1
5minTca
Informati
onal
Alert
Service
Degradation
Exceeded errored seconds
have crossed a user
definable major or minor
threshold crossing alert for
a 15 minute period causing
an alarm report.
Retrieve PM data to determine
problem cards/ports. Check
inputs and signal levels.
Replace problem cards if
necessary. See Section 6 of
this manual for warranty and
return authorization
information.
Housekeepin
g AlarmX
HouseKeepin
gAlarm”X”
Minor Not Service
Affecting
X = input numbers 1 to 8.
User defined housekeeping
input on port listed has
received an alarm.
Refer to label inside front door
panel for correlating input
type. Troubleshoot
accordingly..
Ingress
Congestion
Threshold
Crossing
Alert
IngressConge
stTca
Informati
onal
Alert
Service
Degradation
Ingress congestion
threshold crossing alert.
Cells congested on the
ingress of reported port
have crossed a user
definable threshold level.
Review traffic contracts and
modify threshold level if
needed. Monitor for future
congestion alarms. Cells
tagged for discard become
susceptible to termination.
Line Code
Violations
Threshold
Crossing
Alert
LCVTca
Informati
onal
Alert
Service
Degradation
Line code violations have
exceeded the user definable
threshold level causing a
Threshold Crossing Alert
(Tca).
Check input from Customer
premise Equipment (CPE),
signal level and pulse mask.
(continued)