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DEFINITY Made Easy Tools
Issue 3, December 2001



Install and Administer Trunks

Wiring Off-Premises Stations (TN1654 DS1 Converter)

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The cabling outside the building for off-premises stations is provided by the local telephone company. The off-premises stations can appear on any of the RJ21X network interfaces provided for the Central Office (CO) trunks.


Caution! Only an FCC-approved (or equivalent) analog type telephone, for example, a 2500-type, can be used as an off-premises station. The TN746B and TN2183 Analog Line circuit packs can be used for off-premises stations.

  1. Connect an A25D cable between the RJ21X network interface and a sneak fuse panel. See Install Sneak Fuse Panels for details.

  2. At the MDF, connect jumper wires between 1 row/connecting block in the green field and up to 3 rows/connecting blocks in the purple field to concentrate the analog line pairs.

  3. Connect an A25D cable between the sneak fuse panel and the 110-type terminal block connector associated with the green row in Step 2.

  4. Install a green label on the 110-type terminal block to identify the remote location.

  5. Administer per the DEFINITY Enterprise Communications Server Administrator's Guide.

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