User`s guide

2-2 DL600E E1 Data Multiplexer UserÕs Guide

Preparing for the Installation

This chapter describes how to install the DL600E unit.

Once you have installed the DL600E unit, go to Chapter 3,

ÒConÞguring the DL600E Unit,Ó for procedures explaining how to

connect a terminal and conÞgure the DL600E unit.

Before you begin the installation, you need to:

¥ Unpack and inspect the DL600E unit for damage that may have

occurred during shipment.

Wipe the exterior with a soft cloth, if necessary.

¥ Save all enclosed packing slips and documents. Keep the

shipping cartons and packing materials until you have

completed the installation and veriÞed the unitÕs operation.

¥ Fill out and mail the registration card in the manual.

Warning! Voltages as high as 200VDC may exist at the

telephone company's

E1 interface in the form of simplex

power. These voltages are hazardous and can cause death or

severe injury!

Do not proceed with this installation if any voltage is present

between the send and receive pairs of the network interface.

Ask the serving telephone company to temporarily disconnect

the simplex power during installation.

Checking the Equipment

Make sure you have the following equipment ready for the installation:

Comm port cable

RS-232 straight ribbon cable with DE9 plug connector on one end

for connecting terminal, modem,

SNMP workstation

DE9 to DB25 adaptors and null-modem adaptor

Multi-drop cable

DE9 connectors for connecting units in daisy chain

Data port interface cable

DTE or DCE type cable with DB25 plug connector on one end

and

V.35, RS-449, EIA-530 or X.21 connector on the other end