Avaya DEFINITY Server CSI Maintenance Manual page 116

Maintenance for CSI systems
cydf012 KLC 092801
Figure Notes:
1. Port B Y-cable connector to a TN787
Multimedia Interface (MMI) circuit pack
2. Port A Y-cable connector to a TN2207 PRI
circuit pack
3. 25-pair Y-cable
4. 356A adapter
Figure 15. Typical ESM connections
!
CAUTION:
The TN2207 circuit pack is the only pack allowing connection of an ESM to
the Avaya Definity Server CSI system.
Troubleshooting MMCH
''64 Kbps Calls Terminate but Far End Receives 56 Kbps Indication''
''Calls Terminate with No Audio''
''Some Parties Cannot Be Heard by Others (Audio Subsetting)''
''Calls Terminate with No Video''
''Calls Terminate Correctly but Are Unstable''
''Synchronization''
''Voice-Activated Switching Problems''
''No Switching, Full Motion Video''
''Video Never Switches to a Particular Party''
''Audio Echo''
''Endpoint or I-MUX in Loopback Mode''
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Issue 5 October 2002
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3
6
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5
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5. D8W cord connected to 356A
adapter port 1
6. Expansion Service Module (ESM)
7. Port B on compatible primary rate
interface (PRI) card
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555-233-119