Black Box MDR220A Manuale utente

MDR220A Wireless V.90 Modem

User’s Manual

Version 1.0

1000 Park Drive – Lawrence, PA 15055-1018 – (724)746-5500

Web site: www.blackbox.com E-mail: [email protected]

Order Toll Free in the US: Call 877-877-BBOX ( Outside the US call 724-746-5500)

Document & FCC Information

Information software programs are copyrighted and all rights are reserved

by Black Box, Black Box, reserves the right to

make periodic modifications of this product without obligation

to notify any person or entity of such revision.

Copying, duplicating, selling, or otherwise distributing any part

of this product without the prior consent of an authorized

representative of Black Box is prohibited. All brands and

product names in this publication are registered trademarks or

trademarks of their respective holders.

FCC Notice

Warning: This device complies with Part 15 of the FCC Rules. Operation is subject to

the following two conditions: (1) This device may not cause harmful

interference and (2) This device must accept any interference received,

including interference that may cause undesired operation.

RF Exposure/Installation Instructions

Warning: To satisfy FCC RF exposure requirements for mobile transmitting devices,

this equipment must be professionally installed such that the end user is

prevented from replacing the antenna with a nonapproved antenna. The end

user should also be prevented from being within 20cm of the antenna during

normal use with the exception of hands, feet and ankles.

Caution: Any change or modification not expressly approved by Black Box

could void the user’s authority to operate the equipment.

The preceding statement must be included as a CAUTION statement in

manuals for OEM products to alert users on FCC RF Exposure compliance.

Table of Contents

Users Manual……………………………….……… 1

1. Overview………………………………………..…… 4

1.1 MDR220A & MDR221A Definitions………… 4

2. Windows Modem Setup & Configuration……… 4

3. Auto-Answer Feature…………………………….. 9

4. Connecting To A Non-PC Device………………. 10

5. Troubleshooting…………………………………… 10

MDR220A User's Manual

1 Overview

The MDR220A & MDR221A products provide a wireless point-to-point

connection between a RS232 device and a 56K data/fax modem.

1.1 MDR220A & MDR221A Definitions

1) Pwr: Red LED indicates power is connected to the unit.

2) Link: Green LED indicates the units are in range of one another.

3) Rx: Red LED indicates a unit is receiving data.

4) Tx: Green LED indicates a unit is sending data.

2 Windows Modem Setup & Configuration

When connecting the MDR221A to a computer running Windows 95, 98, Me,

2000, or NT, the correct modem driver must be installed and properly

configured. Please follow the steps and diagrams below to complete the

setup and configuration.

1) Double-click on My Computer on the desktop, double-click on

Control Panel, double-click Modems to display the

Modems Properties window.

MDR220A User's Manual

2) If the Standard 56000 bps K56Flex Modem is not installed, click

Add… to install a new modem.

3) Select Other when asked what type of modem you want to install,

then click on Next>.

4) Select “Don’t detect my modem; I will select it from a list”.

Then select Next>.

MDR220A User's Manual

5) Select “(Standard Modem Types)” from the Manufacturers list,

then select “Standard 56000 bps K56Flex Modem” from the

Models list. Click Next> to continue.

6) Select the port to use with the modem and click Next> to continue.

7) Wait while Windows installs the modem. Click Finish to complete

the installation of the new modem and to return to the

Modems Properties window.

MDR220A User's Manual

8) You are now ready to configure the new modem. Select

“Standard 56000 bps K56Flex Modem” and then click Properties.

9) On the General tab, select the port that is connected to the

MDR221A unit. Select 115200 for the Maximum speed. Do not

select “Only connect at this speed”, as this will not allow

communications from the MDR221A unit to the MDR220A unit.

The selected Baud Rate must match the MDR221A’s Baud Rate setting.

MDR220A User's Manual

10) Click the Connection tab. Select 8Data bits, None for Parity,

1 for Stop bits. Select “Wait for dial tone before dialing”. Selecting

“Cancel the call if not connected within xx secs” is optional.

11) Click Advanced… to continue. Select “Use flow control” and then

select “Hardware (RTS/CTS)”. Click OK to return to the

Standard 56000 bps K56Flex Modem Properties window. Click

OK to return to the Modems Properties window. Click Close to

complete the configuration.

MDR220A User's Manual

3 Auto-Answer Feature

This feature enables the MDR220A unit to answer an incoming call over the phone line. In

order to enable this feature, the HyperTerminal program must be opened. HyperTerminal is

launched by clicking on the Start icon in Windows and selecting Programs. From the

Programs list select Accessories, Communications, then HyperTerminal. Once in

HyperTerminal, you must type a name for the connection and click OK. Next to the

Connect Using field, select the proper COM Port. Make sure the Baud Rate setting is equal

to the MDR221A's Baud Rate setting, Data Bits equals 8, Parity equals None, Stop Bits

Equals 1, and Flow Control equals Hardware. Apply the settings and HyperTerminal is

ready to send commands.

MDRA220A configuration: Broadcast, Modem Control and RTS should be enabled.

MDR221A should be configured with default values and Auto Destination enabled.

Make sure Auto-Answer is enabled on the MDR220A: (Refer to RC56D ATCRM.PDF for

the AT Commands)

1) Enable Auto-Answer on the MDR220A

a. Connect the MDR221A to a computer and start HyperTerminal.

b. Type the characters ATS0 = n command, where n = the number of rings to

Auto-Answer.

This command sets the S0 parameter to a value other than zero to enable Auto-Answer.

S0 sets the number of rings required before the modem automatically answers a call.

Setting this parameter to zero disables auto-answer mode.

2) Enable DTR On

a. Send the AT&D0 command

3) Save the Auto-Answer configuration to a modem Profile, 0 or 1.

a. Send the AT&Wn command, where n = Profile number.

The MDRA220A is now ready to answer a phone call automatically.

Connect to the ConnexModem using a computer or another telecom Host. Once

connected, multiple ConnexLink units can communicate with the ConnexModem.

MDR220A User's Manual

4 Connecting To A Non-PC Device

When using MDR220A to connect a non-PC device to a phone line, it is

important that the MDR221A unit is configured properly. The MDR221A unit

must match the serial settings of the non-PC host device.

To configure the MDR221A unit, refer to the MDR221A User’s Manual located

on the Black Box CD.

5 Troubleshooting

Free technical support 24 hours a day, 7 days a week.

Call 724-746-5500 or fax 724-746-0746.

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