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LED Interpretation
555-233-143
6-2
Issue 1 May 2002
Alarm Levels
If a maintenance object in the system begins to fail some of the periodic tests, the
system automatically generates an alarm that indicates the system needs to be
restored to a normal condition. The system identifies three levels of alarms:
■
Major alarms — Failures that cause critical degradation of service and
require immediate attention.
■
Minor alarms — Failures that cause some degradation of service, but do
not render a crucial portion of the system inoperable. This condition
requires action, but its consequences are not immediate. Problems might
be impairing service to a few trunks or stations or interfering with one
feature across the entire system.
■
Warning alarms — Failures that cause no significant degradation of service
or failures in equipment external to the system.
Alarms are communicated to the system users and technicians by entries in the
alarm log and the lighting of LEDs located on the attendant console, on all circuit
packs, on the server, on the Cajun Ethernet switch if there is one, and, optionally,
on customer-designated voice terminals. Warning alarms are not reported to the
attendant console.
Содержание S8700 Series
Страница 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Страница 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Страница 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Страница 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Страница 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Страница 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...
Страница 1121: ...CARR POW Carrier Power Supply Issue 1 May 2002 8 399 555 233 143 Figure 8 19 Power Distribution Unit J58890CH 1 ...
Страница 1447: ...E DIG RES TN800 reserve slot Issue 1 May 2002 8 725 555 233 143 E DIG RES TN800 reserve slot See ASAI RES ...
Страница 1735: ...LGATE AJ Issue 1 May 2002 8 1013 555 233 143 LGATE AJ See BRI SET LGATE BD See BRI BD LGATE PT See BRI PT ...
Страница 1846: ...Maintenance Object Repair Procedures 555 233 143 8 1124 Issue 1 May 2002 Figure 8 62 TN787 MMI MULTIMEDIA INTERFACE CIRCUIT PACK ...