BT Versatility

Installation and Maintenance Manual

Basic Rate ISDN expansion module

The ISDN Basic Rate Module provides one Basic Rate ISDN circuit (2B+D).

The module is coloured RED, and can be installed in the CCU and also in the Ports MDF.

Installing the Basic Rate ISDN Module in the CCU

Remove the cover of the CCU as shown.

Insert the Basic Rate ISDN module in the Network slot or slots in the CCU as shown:

Digital Line Module (ISDN 2)

First network module

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BT BT Versatility manual Basic Rate Isdn expansion module, Installing the Basic Rate Isdn Module in the CCU