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part number 1.024.2088-01

READ

ME

FIRST!

3Com U.S. Robotics
ISDN Pro TA

Installation Guide
for Windows

®

and Macintosh

®

5

Install the driver software.

4

Connect the power supply to the TA.

Plug the power supply block into your wall socket.  Then plug the power supply cable

with the single round end into the back of your TA. 

NOTE:

 Use only the power supply

supplied with your TA.

2

Connect the TA to the computer.

If 

you 

are 

installing 

this 

TA

as a serial device (Windows or Macintosh):

Connect the 25-pin male end of the serial cable to your ISDN TA and the

other end to your computer’s serial port.

NOTE:

 If you are using an IBM

®

-compatible computer, your serial port will

normally be labeled COM, MODEM, RS-232, 10101, or SERIAL. Do not
use AUX, GAME, LPT, PRINTER, or PARALLEL.

If you are using a Macintosh, your serial port will be labeled 

 .

If 

you 

are 

installing 

this 

TA

as a USB device (Windows or Macintosh):

Your TA was supplied with a USB cable. Connect the six-sided end of this

cable to the TA and the other end to your computer’s USB port. If your

computer has more than one USB port, you can use either one.

NOTE:

 The USB port will be labeled either “USB” or 

 .

1

Prepare for installation.

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Befor

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You can install this Terminal Adapter (TA) as a serial or USB (if supported) device.
Look at the ports on the back of your computer to determine which cable you
should use.

Use the serial cable supplied
with your TA

Use a DB25F/DB25M RS-232
serial cable (not supplied)

Using the correct cable

To use this TA as a USB device, your computer must run Windows 98 with Service
Pack 1 or better, or Macintosh System 8.5. (I-Macs must also have I-Mac Update
1.1.) It must also have an enabled USB port.

If you are using a Macintosh, verify that you are using supported Macintosh system
software by clicking the 

Apple Menu

 and selecting 

About This Computer

. If you are

using an I-Mac, verify that you are using supported software by clicking the 

Apple

Menu

 and selecting 

System Profiler

. Then click the 

Devices and Volumes

 tab.

To verify that you are using Windows 98 Service Pack 1 or better and that your USB
port is enabled:

If you are installing this TA as

a Windows serial device:

Windows  95  Version  A:

 Turn on your computer. When the “New Hardware

Found” screen appears, click

  .

Insert the 

Connections

TM

 CD supplied with your ISDN TA  into your CD-ROM

drive and click 

 . Type 

D:\ 

in the box and click 

 .  (If

your CD-ROM drive uses a different letter, type that letter instead of “D.”  )

Windows will find the driver file and copy it to your hard drive.

Windows 95 Version B:

 Turn on your computer. When the “Update Device Driver

Wizard” appears, click 

 . Insert the 

Connections CD supplied with

your ISDN TA. Windows will find the driver file and copy it to your hard drive.

Then click 

 .

Windows 98:

 Turn on your computer. When the “Add New Hardware Wizard”

appears, click 

. Insert the 

Connections CD supplied with your ISDN

TA. Click 

Search for the best driver for your device

 and click 

. Select

CD-ROM drive

 and click 

 . When Windows finds the driver file, click

 to copy it to your hard drive. Then click 

.

Windows NT 4.0:

 Turn on your computer. Once you have logged in, click Win-

dows 

Start

, select 

Settings

, and click 

Control Panel

. Then double-click the 

Mo-

dems

 icon.

If you have other modems or ISDN devices installed on your computer, the

“Modems Properties” screen appears. Click the 

Add

 button. When the “Install

New Modems” screen appears, click 

  . If you do not have other

modems or ISDN devices installed on your computer, the “Install New Mo-

dems” screen appears. When it does, click 

 .

Windows will detect your ISDN TA but will refer to it as a “Standard Modem.”

Click 

 . Insert the 

Connections CD supplied with your ISDN TA. Click

Have Disk

 . Select 

3Com U.S.  Robotics ISDN Pro TA EXT

. Then click 

.

Click 

 . Fill out the information requested on the “Location Informa-

tion” screen. Click 

 . Then click 

.

If you are installing this TA

as a Windows 98 USB device:

Turn on your computer. When the “Add New Hardware Wizard” appears, click

. Insert the 

Connections CD supplied with your ISDN TA. Then click

Search  for  the  best  driver  for  your  device

 and click 

. Make sure

Specify  a  location

 is selected and click 

. Then click the 

Browse

button. Double-click your CD-ROM drive’s icon. Click the 

USB 

folder and

. Click 

 

 and

 

.

 

The “Add New Hardware

Wizard” appears. When it does, repeat the steps to finish installing your ISDN

TA.

If you are installing this TA

on a Macintosh (USB or serial):

Turn on your computer and insert the 

Connections CD. Then double-click your

CD-ROM drive’s icon or the 

Connections icon. Follow the onscreen instructions

to install the 

Connections CD. The appropriate drivers for your ISDN TA will be

installed automatically.

3

Connect the TA to an ISDN phone jack and
any analogue devices to the TA.

Plug one end of the supplied ISDN phone cable into your TA’s ISDN jack
(labeled “ISDN”). Plug the other end into your ISDN wall jack.

NOTE: 

In many cases, your wall jack will have NT-1 support built in. If it does

not

, you will need to plug your ISDN TA into an external NT-1 unit and plug that

unit into your wall jack. For further information on NT-1 support in your area,
contact your ISDN service provider or phone company.

You can also plug analogue devices, such as a conventional telephone,

answering machine, fax machine, or analogue modem, into either one of

the two jacks labeled 

 on your TA.

Installing this TA as a USB device

1. Click Windows 

Start

, select 

Settings

, and click 

Control Panel

. Then double-click the

System

 icon.

2. The “System Properties” screen appears. Your Windows version information is listed

under “System.”

3. Click the 

Device Manager

 tab. If “Universal serial bus controller” appears in the list

of system devices without a red X or exclamation mark over the icon, then USB is
configured properly.

For information about enabling your USB port, consult the documentation that came
with your computer or operating system.

Use a Macintosh mini DIN eight-pin
serial cable (not supplied)

Shut down your computer.

Copy the serial number from the underside or pack-
aging of your TA into the box below.

TA serial number

When you order ISDN service, you will be provided
with up to three MSNs. Write these numbers in the
boxes below.

ISDN  MSNs

Install the ControlCenter
software and supply your
country information.

If you are using an IBM-compatible computer, click

 and 

Run

. In the “Open” text box, type 

D:\setup.exe

.

Then click 

OK

.  (If your CD-ROM drive uses a different

letter, type that letter instead of “D.” ) Follow the onscreen

instructions to install the 

Connections CD and

ControlCenter.

If you are using a Macintosh, ControlCenter was installed
automatically when you installed your drivers.

NOTE:

 You can reinstall ControlCenter from your Connec-

tions CD if necessary.

ControlCenter allows you to configure your ISDN line set-
tings and adjust other settings as needed. When you run
ControlCenter for the first time, the software will detect
your ISDN TA. Click the icon for your ISDN TA  to select it.
You will then be asked to select the country you are in and
to set the MSNs for your ISDN line.

You must supply the above information in order to use your
ISDN TA. For further instructions on using ControlCenter,
consult the online help feature of ControlCenter or your
ISDN TA’s electronic User Guide on the 

Connections CD.

7

Verify the TA is properly
installed (Windows only).

If you are installing this TA as a

serial or USB device:

When your desktop returns, click 

, select

,  and click  

. Then

double-click the 

Modems

 icon. This screen should dis-

play a description of the TA. Click the 

tab, then click the COM port next to the description of

your TA. Note the name of the COM Port assigned to

your TA in the box below (for instance 

) .

COM Port

Click 

 . Your TA’s command set should

appear  in the box, confirming that it is functioning prop-

erly. Click 

, then click 

    to

close  “Modem Properties.”

6

USB  or  Serial

Use the USB cable supplied with
your TA

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