Contents
555-233-142vi Issue 1 May 2002
3 Initialization and Recovery 3-1
■ Initialization 3-2
■ Recovery 3-5
■ Reset Level 1 (Warm Restart) 3-9
■ Reset Level 2 (Cold-2 Restart) 3-10
■ Reset Level 4 (MultiVantage Application Reload) 3-11
4 Alarms, Errors, and Troubleshooting 4-1
■ Safety Precautions 4-2
■ Suppress Alarm Origination [y] 4-5
■ Reseating and Replacing Circuit Packs 4-6
■ Replacing a BIU or Rectifier 4-8
■ Troubleshooting a Duplicated Server 4-9
■ Executing a Server Interchange 4-14
■ LA85 Port Tester 4-15
■ Multimedia Call Handling (MMCH) 4-18
■ Troubleshooting ISDN-PRI 4-26
■ Troubleshooting ISDN-PRI Endpoints (Wideband) 4-28
■ Troubleshooting ISDN-BRI / ASAI 4-30
■ Troubleshooting ISDN-PRI Test Calls 4-34
■ Troubleshooting the Outgoing ISDN-Testcall Command 4-37
■ Isolating and Repairing Packet-Bus
Faults 4-38
5 Additional Maintenance Procedures 5-1
■ DS1 CPE Loopback Jack (T1 Only) 5-2
■ Facility Test Calls 5-15
■ Preventive Maintenance 5-24
■ Analog Tie Trunk Back-to-Back Testing 5-26
■ Terminating Trunk Transmission Testing 5-31
■ Removing and Restoring Power 5-32
■ Automatic Transmission Measurement System 5-34
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