Avaya CMC1 manual Installing an Integrated Channel Service Unit Icsu Module

Adding or Removing Hardware

Installing an Integrated Channel

Service Unit (ICSU) Module

The integrated channel service unit (ICSU) is a combination of a 120A3A CSU module integrated with a DS1 circuit pack. A 700A DS1 loopback jack must be installed with this device.

Checking for required components

The integrated channel service unit (ICSU) package contains:

●120A3A CSU module

Note:

Re-manufactured/repaired ICSU units and any manufactured after May 7, 2002 are marked as “120A3A.”

●700A DS1 loopback jack

●Cable H600-383

4-pair modular cord

Group 2, 50-ft (15.2-m) cable (standard)

●Cord DW8A-DE

4-pair modular cord to alarm contacts

●DS1 circuit pack

The basic ICSU requires a TN464E or TN767D or later suffix. The enhanced ICSU requires a TN464F/GP/HP or TN767E or later suffix. The enhanced ICSU can also be used with the TN2464 or TN2313.

292 Installation, Upgrades and Additions for Avaya CMC1 Media Gateways