DEFINITY Enterprise Communication Server Release 9
Installation and Maintenance for Survivable Remote EPN
555-233-121
Issue 2
November 2000
Contents
v
■ Maintenance procedure 2-12
Check system status 2-12
Repair the link connection 2-21
Reconnect the Release 9r to the EPN 2-22
Post-reset check 2-23
Power alarms 2-23
System resets 2-24
■ Fault isolation procedures 2-25
Fiber fault isolation 2-25
Loopback tests 2-30
DS1 interface cable pinout 2-36
■ 110 block cross-connect pins 2-37
■ Replacing the TN2301 circuit pack 2-39
Unseat the circuit pack 2-39
Replace the circuit pack 2-39
Reseat the circuit pack 2-41
■ Restore from remote location 2-41
■ System links 2-43
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