D Port Pin-Outs; Introduction; Ethernet; Isdn Bri 0/1 Phone (Nt/Net) Port - Patton electronics SmartNode 4552 Getting Started Manual

SmartNode 4552 & 4562 Getting Started Guide

Introduction

This section provides pin-out information for the ports of the SmartNode.

Ethernet

Note
Pins not listed are not used.

ISDN BRI 0/1 Phone (NT/Net) port

The BRI phone port uses an 8-pin RJ-45 connector (the pinout is shown in
Note Pins not listed are not used.
Note
All pins between the Phone and Line ports are connected during power failure.
Fallback relay operation:
• When the unit is not powered, the fallback relay connects pins 3, 4, 5, and 6 of the net
and the user ports (fallback) together. This enables you to place calls to the PSTN even if
the unit is powered down.
•
Line power applied to the Line port is fed through to the Phone port at all times and
independent of the fallback relay's status.
Introduction
Table 7. RJ-45 socket
Pin Signal
1 TX+
2 TX-
3 RX+
6 RX-
Table 8. RJ-45 socket
Pin Signal
3 Rx+
4 Tx+
5 Tx-
6 Rx-
D • Port pin-outs
table 8).
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