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Connector Pinouts
24 Interphase Corporation
The cable must include an RJ48C plug at the end dedicated to
the WAN adapter. It must also provide the appropriate plug or
cabling system at the end dedicated to the NT1. See Connector
Pinouts on page 24 and your NT1 documentation for details.
E1 Link Requirements
To interoperate successfully, the adapter and the NT1 must be
configured with several common E1 settings. The adapter’s E1
parameters are in accordance with the IUT-T I 431
recommendation, as follows:
• Line coding: HDB3, according to IUT-T G.703
• Frame format: according to IUT-T G.704
• CRC4 to Non-CRC4 operation: according to
IUT-T G.706 An.B
• Line I/O impedance: 120 Ohm ± 5%.
Connector Pinouts
The following illustration of the adapter’s faceplate shows the
adapter’s connectors and connector pins: