Fujitsu FLM 150 ADM, Maintenance And Trouble Clearing

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3.71: Threshold Violations–Path
Issue 9, May 1999 FNC and FNC Customer Use Only Vol. ll, Page 480.3-43
Maintenance and Trouble Clearing
FJTU-320-515-480
3.71 Threshold Violations–Path
• CVP: Coding Violation count–Path
• ESP: Errored Second count–Path
• SESP: Severely Errored Second count–Path
• UASP: Unavailable Second count–Path
• SASP: Each SASP register stores the count of 1-second intervals
containing one or more SEF defects or one or more AIS defects for a
specific DS3 path
Table 3-69: Threshold Violations-Path
(T-CVP, T-ESP, T-SESP, T-UASP, T-SASP)—Transient Conditions
AID Type
MONTYPE
Direction Probable Cause Suggested Corrective Action
T3
CVP
ESP
SESP
UASP
SASP
T3U
CVP
ESP
SESP
UASP
SASP
T1
SASP
TRMT • The signal input
to the shelf
contains an AIS.
• Faulty input
cable.
• Faulty signal
from subscriber.
• Faulty MC1A
plug-in unit.
• Improperly set
threshold.
• Inspect and clear alarms from the upstream
asynchronous equipment for an AIS indication.
• Verify proper cable connection between FLM 150
ADM and DSX.
• Test subscriber input signal parameters.
• Replace the suspect MC1A unit if the PM
register count stops incrementing when the other
(standby) unit is on line.
• Verify proper threshold levels with local
standards. Refer to TL1 Commands practice
FJTU-320-515-274, Section 5, Performance
Monitoring Parameters, for the minimum,
maximum, and default parameters.