Interface connectors, Grounding the unit – Carrier Access Adit 3500 User Manual

Page 17

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Adit 3500 - Release 1.6

17

Quick Start Guide

Interface Connectors

Interface Connectors

The following are the Adit 3500 interface connectors:
Note: The following is dependant upon how the system (hardware) is configured. Systems can be
ordered with/without FXS, and can have from 1-4 DS1 ports.

Front of Adit

z

4 DS1 Ports (used for DS1 WAN and/or PRI/CAS trunks) (RJ-45C connector).
- (1) T1-based WAN - uses 1 or 2 DS1 ports
- (1) PRI/CAS group - uses 1 or 2 DS1 ports

z

(1) 10/100Base-TX WAN port (RJ-45 connector)

z

(1) 10/100Base-TX LAN port (RJ-45 connector)

z

4 FXS (RJ-11 connector)

Back of Adit

z

RS-232 craft port connector for local management

z

Power input connector

z

Battery input connector

z

Ground connector

Grounding the Unit

WARNING!

T

HE

A

DIT

3500

IS

REQUIRED

TO

BE

PERMANENTLY

GROUNDED

FOR

THE

PROTECTION

OF

USERS

AND

SERVICE

PERSONNEL

.

Chassis ground is located on the back of the unit.
To ground the unit:

1. Connect a minimum 14 AWG ground

wire with a #8 ring tongue terminal (not
included) to the chassis ground on the
back of the unit. Secure with the 8-32
screw and lock washer provided.

2. Connect the opposite end of the ground

wire to a suitable earth grounding point
such as a building grounding electrode,
metal water pipe, or metal building
structure that is in compliance with article 250 of NEC.

Chassis
Ground

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