1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 3 of 23
Table 4-1. Alarm Identifications, continued
ALARM MESSAGE
SEVERITY
IMPACT
| DESCRIPTION |
| SUGGESTED COURSE OF ACTION |
|
|
|
|
|
|
|
|
Alarm
Indication
Signal Line
Alarm
Indication
Signal Path
Burst
Errored
Second
Threshold
Crossing
Alert
BESTca
Card
Inserted
CardInserte d
Minor
Minor
Information al Alert
Information al Alert
Service
Affecting
Service
Affecting
Not Service Affecting
Maintenance
The line level has an alarm indication signal present. TX AIS generally informs the user that the card has lost its input at the AIC, RX AIS informs the user that the card is receiving AIS from the far end which has lost its input at the AIC.
Generally informs the user that the transmitting LTE has lost its input at the AIC. TX AIS generally informs the user that the card has lost its input at the AIC, RX AIS informs the user that the card is receiving AIS from the far end which has lost its input at the AIC.
DSX1 alarm: A burst of errored seconds at the T1 level has exceeded the threshold setting.
Card is inserted into backplane slot. Informs user that a card is physically present.
Check input source/ connections and facility status. AIS is detected when the line has trouble.
Check input source/connections and facility status.
Check input source signal level and pulse mask, increase threshold level if needed.
No action necessary.
Card Removed
CardRemov ed
Card Type Mismatch
CardTypeM ismatch
Minor
Information al Alert
Maintenance
Installation Error
Informs user that the card has been removed from the backplane.
Informs user that the inserted card type is different from previous card type for that slot. A different card type may have been inserted into the wrong slot.
Locate card and reinstall if necessary, otherwise, delete the card and facility from database. Refer to
Verify slot configuration and replace card with valid type. If changing configuration, delete previous configuration data for that slot and change out the EIM at the rear of the shelf if necessary.
(continued)
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© 2000, ADC Telecommunications, Inc.
