Install Isdn Converters And Adapters - Avaya CMC1 Installation Manual

Adding or Removing Hardware

.Install ISDN converters and adapters

To check for the presence of DC, make the following 4 measurements at the network interface jack:
1
From transmit tip (T, Pin 5) to receive tip (T1, Pin 2)
2
From transmit ring (R, Pin 4) to receive ring (R1, Pin 1)
3
From transmit tip (T, Pin 5) to transmit ring (R, Pin 4)
4
From receive tip (T1, Pin 2) to receive ring (R1, Pin 1)
All measurements should read 0 (zero) volts DC. For pin numbers and pin designations, refer to
Integrated Channel Service Unit (ICSU) Installation and Operation.
Install ISDN converters and adapters
.
This section provides information on ISDN converters and adapters that are sometimes necessary when
connecting to coaxial facilities in either a multicarrier cabinet or a single carrier cabinet.
Connections include:
•
Integated Services Data Network Primary Rate Interface (ISDN-PRI) to Direct Access Secondary
Storage (DASS)
•
PRI to Digital Private Network Signaling System (DPNSS)
•
PRI to ISDN Basic Rate Interface (ISDN-BRI)
Converter circuit packs known as common channel signaling converter (CCSC), types 1 and 2.
314 Installation, Upgrades and Additions for Avaya CMC1 Media Gateways
June 2004