Owner`s manual

ZDX Series Modem Racks Owner's Manual

Introduction

Welcome to the world of data communications. You have one

of the finest modem racks made today. This owner's manual

provides information that will enable you to install and operate

MultiModemZDX fax modems or other communications

devices in your ZDXModemRack. This manual covers rack

description, technical specifications, power supply, modem

installation procedures, RS232C and phone line connections,

and powering-up mode.

Description

The ZDXModemRack (Figure 1-1) holds up to 12 modems or

other data communications devices with models available in

the small footprint "ZDX style" case, such as Multi-Tech

MultiFRAD 100 Series frame relay access device

("UnoFRAD," model FR2100), MultiDSU (model MT56DSU-S)

DSU/CSUs, or IWayHopper ISDN modems. The ZDXModem-

Rack enables you to readily observe data communications

activity. Each modem has its own LED display with indicators

such as Transmit Data, Receive Data, Carrier Detect, Speed

Status, Off Hook, Terminal Ready, Error Correction, and Fax

mode.

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Figure 1-1. ZDXModemRack