Paradyne Hotwire 6350-A4 Installation Instructions Manual

Hotwire® ReachDSL™ Modem
Model 6350-A4

Installation Instructions

Document Number 6350-A2-GN12-20

May 2004

Contents

Software and Firmware License Agreement ................................................. 2

Package Checklist ........................................................................................ 4

Wiring and Cables You May Need (not supplied) ......................................... 4

Installing Additional Phone Filters ................................................................. 5

Installing the Hotwire 6350 ReachDSL Modem ............................................ 6

Optional ReachDSL Modem Wall Placement ............................................... 8

Status LEDs .................................................................................................. 10

Troubleshooting ............................................................................................ 11

Increasing the Number of End-User Systems .............................................. 12

Cables and Connectors ................................................................................ 13

Technical Specifications for Hotwire 6350 ReachDSL Modem ..................... 15

Important Safety Instructions ........................................................................ 16

Warranty, Sales, Service, and Training Information ...................................... 20

1

Software and Firmware License Agreement

ONCE YOU HAVE READ THIS LICENSE AGREEMENT AND AGREE TO ITS
TERMS, YOU MAY USE THE SOFTWARE AND/OR FIRMWARE INCORPORATED
INTO THE PARADYNE PRODUCT. BY USING THE PARADYNE PRODUCT YOU
SHOW YOUR ACCEPTANCE OF THE TERMS OF THIS LICENSE AGREEMENT.

IN THE EVENT THAT YOU DO NOT AGREE WITH ANY OF THE TERMS OF THIS
LICENSE AGREEMENT, PROMPTLY RETURN THE UNUSED PRODUCT IN ITS
ORIGINAL PACKAGING AND YOUR SALES RECEIPT OR INVOICE TO THE
LOCATION WHERE YOU OBTAINED THE PARADYNE PRODUCT OR THE
LOCATION FROM WHICH IT WAS SHIPPED TO YOU, AS APPLICABLE, AND YOU
WILL RECEIVE A REFUND OR CREDIT FOR THE PARADYNE PRODUCT
PURCHASED BY YOU.

The terms and conditions of this License Agreement (the “Agreement”) will apply to the
software and/or firmware (individually or collectively the “Software”) incorporated into
the Paradyne product (the “Product”) purchased by you and any derivatives obtained
from the Software, including any copy of either. If you have executed a separate written
agreement covering the Software supplied to you under this purchase, such separate
written agreement shall govern.

Paradyne Corporation (“Paradyne”) grants to you, and you (“Licensee”) agree to accept
a personal, non-transferable, non-exclusive, right (without the right to sublicense) to use
the Software, solely as it is intended and solely as incorporated in the Product
purchased from Paradyne or its authorized distributor or reseller under the following
terms and conditions:

1. Ownership: The Software is the sole property of Paradyne and/or its licensors. The
Licensee acquires no title, right or interest in the Software other than the license
granted under this Agreement.

2. Licensee shall not use the Software in any country other than the country in which
the Product was rightfully purchased except upon prior written notice to Paradyne
and an agreement in writing to additional terms.

3. The Licensee shall not reverse engineer, decompile or disassemble the Software in
whole or in part.

4. The Licensee shall not copy the Software except for a single archival copy.

2

5. Except for the Product warranty contained in the manual, the Software is provided
“AS IS” and in its present state and condition and Paradyne makes no other
warranty whatsoever with respect to the Product purchased by you. THIS
AGREEMENT EXPRESSLY EXCLUDES ALL OTHER WARRANTIES, WHETHER
EXPRESS OR IMPLIED, OR ORAL OR WRITTEN, INCLUDING WITHOUT
LIMITATION:

a. Any warranty that the Software is error-free, will operate uninterrupted in your

operating environment, or is compatible with any equipment or software
configurations; and

b. ANY AND ALL IMPLIED WARRANTIES, INCLUDING WITHOUT LIMITATION

IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
PARTICULAR PURPOSE AND NON-INFRINGEMENT.

Some states or other jurisdictions do not allow the exclusion of implied warranties
on limitations on how long an implied warranty lasts, so the above limitations may
not apply to you. This warranty gives you specific legal rights, and you may also
have other rights which vary from one state or jurisdiction to another.

6. IN NO EVENT WILL PARADYNE BE LIABLE TO LICENSEE FOR ANY
CONSEQUENTIAL, INCIDENTAL, PUNITIVE OR SPECIAL DAMAGES,
INCLUDING ANY LOST PROFITS OR LOST SAVINGS, LOSS OF BUSINESS
INFORMATION OR BUSINESS INTERRUPTION OR OTHER PECUNIARY LOSS
ARISING OUT OF THE USE OR INABILITY TO USE THE SOFTWARE,
WHETHER BASED ON CONTRACT, TORT, WARRANTY OR OTHER LEGAL OR
EQUITABLE GROUNDS, EVEN IF PARADYNE HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES, OR FOR ANY CLAIM BY ANY THIRD
PARTY.

7. The rights granted under this Agreement may not be assigned, sublicensed or
otherwise transferred by the Licensee to any third party without the prior written
consent of Paradyne.

8. This Agreement and the license granted under this Agreement shall be terminated
in the event of breach by the Licensee of any provisions of this Agreement.

9. Upon such termination, the Licensee shall refrain from any further use of the
Software and destroy the original and all copies of the Software in the possession
of Licensee together with all documentation and related materials.

10. This Agreement shall be governed by the laws of the State of Florida, without
regard to its provisions concerning conflicts of laws.

3

Package Checklist

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Verify that your package contains the following:

Hotwire 6350

ReachDSL Modem

Power cord with

power transformer

DSL interface cable

with RJ11 connectors

Wiring and Cables You May Need (not supplied)

The following standard cables and connectors can be used with this product:

Standard RJ11 (or RJ14)

wall jack for the DSL

cabling

Ethernet 8-pin

straight-through or

cross-over cable

4

Installing Additional Phone Filters

A phone filter is recommended to minimize
background noise during a phone conversation on
telephones not connected directly to the Hotwire 6350
ReachDSL Modem. If additional telephones in your
home or business share the same phone line with the

PHONE

ReachDSL modem, install one phone filter on each
telephone.

There are two Hotwire phone filters available:

 Hotwire 6035 Universal Phone Filter is designed for use with a tabletop phone.

 Hotwire 6040 Wall Jack Phone Filter is designed for use with a wall phone.

Customer

Premises (CP)

ReachDSL

Modem

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RJ11

Wall

Jack

LINE

6035

RJ11

Phone Filter

Wall Jack

01-16998

Contact your sales or service representative to order Hotwire phone filters.

6040
Wall Jack
Phone
Filter

5

Installing the Hotwire 6350 ReachDSL Modem

Place the Hotwire 6350 ReachDSL Modem on a flat surface with clearance for the rear
connectors.

Procedure

1. UNPLUG TELEPHONE. If a telephone is connected at

the RJ11 wall jack where the ReachDSL modem will be
installed, unplug the telephone line from the wall jack.

2. CONNECT A TELEPHONE.

(Optional – go to Step 3 if you are not
connecting a telephone to the modem.)

PO

WER

Plug the existing telephone interface cable
that was unplugged in Step 1 into the jack
labeled PHONE.

3. CONNECT DSL LINE. Use the supplied

RJ11 6-pin interface cable for the ReachDSL
line connection. Insert one end of the cable
into the jack labeled LINE. Insert the other
end of the cable into the RJ11 wall jack.

RJ11
6-pin

Interface

Cable

ETHERNET

PHONE

PHONE LINE

P

H

O

N

E

LINE

RJ11

Wall Jack

L

IN

E

RJ11

Wall
Jack

6

4. CONNECT TO PC OR ETHERNET HUB. Use an 8-pin Ethernet cable (crossover

or straight-through) for the Ethernet connection. Insert one end of the cable into the
jack labeled ETHERNET.

Connect to one of the following:

— PC. Use an Ethernet crossover

cable and connect the other end to
a PC with an Ethernet Network
Interface Card (NIC) installed.

–or–

POWER

PC with Ethernet

Network Interface

Card

Ethernet

Crossover

Cable

ETHERNET

ETHERNET

— Ethernet Hub. Use an Ethernet

crossover cable and connect the other
end to an Ethernet hub’s Uplink port.
(To connect to a hub’s standard port,
use an Ethernet straight-through
cable).

Ethernet

Hub

6

7

8

5. CONNECT TO POWER. Insert the supplied power cord’s

round end into the jack labeled POWER. Plug the
transformer into an AC outlet.

When the power cord is installed, the ReachDSL modem
goes through a power-on self-test.

The ReachDSL modem hardware installation is now complete.

2

3

4

5

POWER

Transformer

ETHERNET

POWER

ETHERNET

1

Ethernet

Crossover

Cable

POWER

For More Information

For more information about the Hotwire DSL systems, visit www.paradyne.com. Select
Support → Technical Manuals → Hotwire DSL Systems.

7

Optional ReachDSL Modem Wall Placement

The Hotwire 6350 ReachDSL Modem is designed for tabletop placement. The
modem can also be mounted on a wall. To mount the modem, you will need:

❑ Two slotted-head #6 self-threading screws with plastic anchors

❑ Drill and 3/16" drill bit for the plastic anchors

❑ Screwdriver

A template with the dimensions for the two screws is provided. See ReachDSL

Modem Hardware Template on page 9.

Procedure

To mount the Hotwire 6350 ReachDSL Modem:

1. Use a drill to install the plastic anchors.

2. Use a screwdriver to install the screws. Do not install the screws flush with
the wall. Leave enough clearance to hang the modem housing from the
screws.

Hotwire

ReachDSL

Modem

Wall

Fasteners

01-17004

8

ReachDSL Modem Hardware Template

To p

5.10

Bottom

01-17014

9

Status LEDs

When power is applied, the ReachDSL modem performs self-diagnostics and
the PWR LED is on. The self-diagnostics include a power-on self-test during
which all of the LEDs turn on for one second.

Power – green

Alarm – red

Test – yellow

DSL Line – green

Transmit/Receive – green

Ethernet Link – green

ALMPWR

TST

LINE ETHERNET

TX/RX

ReachDSL

01-17003

All of the LEDs turn on and off during the power-on self-test. After a successful
self-test, the LEDs should appear as indicated in BOLD in the Condition
column below.

LED Condition Status

PWR ON ReachDSL modem has power.

ALM OFF

ON

TST OFF

ON

No active alarms.

An alarm condition exists.

No active tests.

The TST LED is on during the power-on self-test and
during a test initiated by the service provider.

LINE ON

OFF

TX/RX ON

OFF

ETHERNET ON

OFF

The DSL link is active and ready to transmit and receive
data.

The DSL link has not been established.

Data transmission is in progress on the DSL line.

The modem is not transmitting or receiving data.

The Ethernet connection to the Ethernet hub or PC is
active.

No Ethernet 10BaseT device is detected.

10

Troubleshooting

LED Symptom Action

All LEDs are on. If LEDs remain on after ten minutes, the modem is not

functional. Contact the service provider.

ALM LED remains
on.

ALM and TST LEDs
are blinking.

Ethernet LED is off. Verify that the Ethernet cable is securely installed at both ends,

LINE LED is off. Verify that the DSL LINE cable is securely installed on both

LINE LED is on and
there is no data
transmission.

LINE and Ethernet
LEDs are on and
there is no data
transmission.

The power-on self-test may have failed. Unplug the unit and
reapply power. If the alarm LED is still on, contact the service
provider.

Firmware download may be in progress. If firmware download is
not in progress or the LEDs continue blinking after ten minutes,
contact the service provider.

and at least one PC is connected and powered on.

Verify that the correct straight-through or crossover cable is
installed. Refer to Cables and Connectors on page 13.

ends. If the problem continues, contact the service provider.

Verify that the line has dial tone. If there is no dial tone, contact
the service provider.

The DSL link has been established but there is no data
transmission. Verify the Ethernet connection. If the problem
persists, contact the service provider.

The DSL and Ethernet links have been established but there is
no data transmission. If the problem continues, contact the
service provider.

PWR LED is off. Check that the power cord is securely installed on both ends.

If no LEDs are on, the power supply may be defective. Test the
outlet to verify power. If the problem persists, contact the
service provider.

If other LEDs are on, the PWR LED may be burned out. Unplug
the unit and reapply power; watch all LEDs during the power-on
self-test to verify if the PWR LED is functioning.

TST LED is on. A test initiated by the service provider may be active. Wait five

minutes. If the TST LED does not go off, contact the service
provider.

11

To improve data transmission throughput and minimize background noise
during a telephone conversation, make sure that:

 The Hotwire 6350 ReachDSL Modem is always powered on, even when

not in use, and

 A Hotwire phone filter is installed on every telephone on the same line as

the Hotwire 6350 ReachDSL Modem.

Increasing the Number of End-User Systems

A single end-user system is attached to the Hotwire 6350 ReachDSL Modem
by using an Ethernet crossover cable. To increase the number of end-user
systems, connect all the PCs to an Ethernet hub using a straight-through cable.

The Hotwire ReachDSL port card supports 32 hosts/subnets per DSL port and
the Hotwire ReachDSL Modem supports up to 256 MAC entries.

12

Cables and Connectors

Standard twisted-pair CAT3 or better cables are recommended.

 The LINE and PHONE interface connectors

use 6-pin, non-keyed modular plugs. RJ11
or RJ14 6-pin connectors can be used.

Line & Phone Connectors

Pin # Function

1 Not used

6-Pin

RJ11 Plugs

2 Ring 2 (optional)

3 DSL Ring 1

4DSL Tip 1

5 Tip 2 (optional)

6 Not used

 The LINE and PHONE jack pinouts are either filtered or unfiltered for

Pin #6

Pin #1

98-15304a

POTS.

PHONE Jack Pinouts LINE Jack Pinouts

Pin # 3, 4 Filtered for POTS Pin # 3, 4 DSL and POTS

Pin # 2, 5 2nd POTS unfiltered Pin # 2, 5 2nd line pass-through

13

The Ethernet interface connector uses an 8-pin, non-keyed modular plug.



— To connect the DSL modem to an

Ethernet hub, use the
straight-through connection.

Ethernet

Cable

8-Pin Straight-through
Connection

Pin # Function

1 10BaseT TX D+

2 10BaseT TX D–

3 10BaseT RX D+

Pin #8

4 & 5 Not used

6 10BaseT RX D–

7 & 8 Not used

8-Pin

Plug

Pin #1

98-16055a

–or–

— To connect the DSL modem directly to a PC with an Ethernet NIC card,

use an Ethernet crossover cable.

8-Pin Ethernet Crossover Cable

Function Pin # FunctionPin #

10/100BaseT TX D+

10/100BaseT TX D

10/100BaseT RX D+

Not Used

Not Used

10/100BaseT RX D

Not Used

Not Used

Pin #1/2 = Orange/White

Twisted Pair

1

2

3

4

5

6

7

8

Pin #3/6 = Blue/White

1

10/100BaseT TX D+

2

10/100BaseT TX D

3

10/100BaseT RX D+

4

Not Used

5

Not Used

6

10/100BaseT RX D

7

Not Used

8

Not Used

Twisted Pair

14

99-16518

Technical Specifications for Hotwire 6350
ReachDSL Modem

Item Specification*

Height x Width x Depth 3.71 cm x 14.54 cm x 11.00 cm (1.46" x 5.72" x 4.33")

Weight 0.20 kg (0.45 lb.)

Power

Class 2 Transformer normal
service input voltage range

Approvals

FCC Part 15

CISPR 22

Other Certifications

Physical Environment

Operating temperature

Storage temperature

Relative humidity

Shock and vibration

Heat Dissipation 2.35 watts at 5.0 VDC (nominal input voltage)

Input: 100 VAC (+

120 VAC (+
230 VAC (+10%), 50/60 Hz

Output: 5 VDC nominal, minimum 0.6A (SELV)

Class B digital device

Class B

Refer to equipment’s label for approvals on product

0°C to 40°C (32°F to 104°F)

–30°C to 70°C (–22° F to 158° F)

5% to 95% (noncondensing)

Withstands normal shipping and handling

10%), 50 Hz;

10%), 60 Hz; or

Interface Connectors

Line Interface

Ethernet Type II Frame

Technical Specifications subject to change without notification.

*

RJ11 or RJ14 6-pin

10BaseT 8-pin

15

!

Important Safety Instructions

1. Read and follow all warning notices and instructions marked on the product or included in the manual.

2. Slots and openings in the cabinet are provided for ventilation. To ensure reliable operation of the product

and to protect it from overheating, these slots and openings must not be blocked or covered.

3. Do not allow anything to rest on the power cord and do not locate the product where persons will walk on

the power cord.

4. Do not attempt to service this product yourself, as opening or removing covers may expose you to

dangerous high voltage points or other risks. Refer all servicing to qualified service personnel.

5. General purpose cables are used with this product for connection to the network. Special cables, which

may be required by the regulatory inspection authority for the installation site, are the responsibility of the
customer. Use a UL Listed, CSA certified, minimum No. 24 AWG line cord for connection to the Digital
Subscriber Line (DSL) network.

6. When installed in the final configuration, the product must comply with the applicable Safety Standards and

regulatory requirements of the country in which it is installed. If necessary, consult with the appropriate
regulatory agencies and inspection authorities to ensure compliance.

7. A rare phenomenon can create a voltage potential between the earth grounds of two or more buildings. If
products installed in separate buildings are interconnected, the voltage potential may cause a hazardous
condition. Consult a qualified electrical consultant to determine whether or not this phenomenon exists and,
if necessary, implement corrective action prior to interconnecting the products.

8. Input power to this product must be provided by one of the following: (1) a UL Listed/CSA certified power
source with a Class 2 or Limited Power Source (LPS) output for use in North America, or (2) a certified
transformer, with a Safety Extra Low Voltage (SELV) output having a maximum of 240 VA available, for use
in the country of installation.

9. In addition, since the equipment is to be used with telecommunications circuits, take the following
precautions:

— Never install telephone wiring during a lightning storm.
— Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations.
— Never touch uninsulated telephone wires or terminals unless the telephone line has been

disconnected at the network interface.
— Use caution when installing or modifying telephone lines.
— Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a

remote risk of electric shock from lightning.
— Do not use the telephone to report a gas leak in the vicinity of the leak.

CE Marking

When the product is marked with the CE mark on the equipment label, this demonstrates full compliance with the
following European Directives:



Directive 73/23/EEC – Council Directive of 19 February 1973 on the harmonization of the laws of the
member states relating to electrical equipment designed for use within states relating to electrical
equipment designed for use within certain voltage limits, as amended by Directive 93/68/EEC.



Directive 89/336/EEC – Council Directive of 3 May 1989 on the approximation of the laws of the member
states relating to Electro-Magnetic Compatibility (EMC), as amended by Directive 93/68/EEC.

!

CANADA – EMI NOTICE:

This Class B digital apparatus meets all requirements of the Canadian interference-causing
equipment regulations.

Cet appareil numérique de la classe B respecte toutes les exigences du règlement sur le matérial
brouilleur du Canada.

16

Japan – Notices

This is a Class B product based on the standard of the Voluntary Control Council for
Interference from Information Technology Equipment (VCCI). If this is used near a radio or
television receiver in a domestic environment, it may cause radio interference. Install and
use the equipment according to the instruction manual.

Declaration of Conformity

This Declaration of Conformity is made by Paradyne Corporation pursuant to Parts 2 and 15 of the Federal
Communications Commission’s Rules. This compliance information statement pertains to the following products:

Trade Name: Hotwire
Model Number: 6350-A4-200

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.

The name, address, and telephone number of the responsible party is given below:

Paradyne Corporation
8545 126th Avenue North
Largo, FL 33773-1502
Phone: [phone]

The authority to operate this equipment is conditioned by the requirement that no modifications will be made to
the equipment unless the changes or modifications are expressly approved by Paradyne Corporation.

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part
15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a
residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If this equipment does
cause harmful interference to radio or television reception, which can be determined by turning the equipment off
and on, the user is encouraged to try to correct the interference by one or more of the following measures:



Reorient or relocate the receiving antenna.



Increase the separation between the equipment and receiver.



Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.



Consult the dealer or an experienced radio/TV technician for help.

17

Supplier’s Declaration of Conformity

Place of Issue: Paradyne Corporation

8545 126
Largo, FL 33773-1502
USA

Date of Issue: 8/17/2001

Paradyne Corporation, located at the above address, hereby certifies that the Hotwire
Number 6350-A4-200, bearing labeling identification number US:AW2DL03B6350-A4 complies with: the Federal
Communications Commission’s (“FCC”) Rules and Regulations 47 CFR Part 68, the Administrative Council on
Terminal Attachments (“ACTA”)-adopted technical criteria TIA/EIA/IS-968, “Telecommunications – Telephone
Terminal Equipment – Technical Requirements for Connection of Terminal Equipment To the Telephone Network,
July 2001,” and TIA/EIA/IS-883, “Telecommunications – Telephone Terminal Equipment – Supplemental
Technical Requirements for Connection of Stutter Dial Tone Detection Devices and ADSL Modems to the
Telephone Network, June 2001.”

John Koehler
Senior Vice President, DSL Products and Worldwide Services

th

Avenue North

®

ReachDSL™ Model

Government Requirements

Certain governments require that instructions pertaining to connection to the telephone network be included in the
installation and operation manual. Specific instructions are listed in the following sections.

United States – Notice to Users of the Telephone Network

1. This equipment complies with Part 68 of the FCC rules. On the equipment is a label that contains, among

other information, the FCC approval number which includes the Ringer Equivalence Number (REN) for this
equipment. The label is located on the bottom of your modem.

2. The Hotwire 6350 ReachDSL Modem connects to the Public Switched Telephone Network (PSTN) using

the Universal Service Order Code (USOC) RJ11C or RJ14C.

3. The REN is used to determine the quantity of devices which may be connected to the telephone line.

Excessive RENs on the telephone line may result in the devices not ringing in response to an incoming call.
In most, but not all areas, the sum of the RENs should not exceed five (5.0). To be certain of the number of
devices that may be connected to the line, as determined by the total RENs, contact the telephone
company to determine the maximum RENs for the calling area.

4. If the modem causes harm to the telephone network, the telephone company will notify you in advance that

temporary discontinuance of service may be required. But if advance notice is not practical, the telephone
company will notify the customer as soon as possible. Also, you will be advised of your right to file a
complaint with the FCC if you believe it is necessary.

5. The telephone company may make changes in its facilities, equipment, operations, or procedures that

could affect the operation of the equipment. If this happens, the telephone company will provide advance
notice in order for you to make the necessary modifications in order to maintain uninterrupted service.

6. If you experience trouble with this equipment, please contact your sales or service representative (as

appropriate) for repair or warranty information. If the product needs to be returned to the company service
center for repair, contact them directly for return instructions using one of the following methods:

— Internet: Visit the Paradyne World Wide Web site at www.paradyne.com.
— Telephone: Call our automated system to receive current information via fax or to speak with a

company representative.

Within the U.S.A., call 1-800-870-2221
Outside the U.S.A., call 1-727-530-2340

If the trouble is causing harm to the telephone network, the telephone company may request that you
remove the equipment from the network until the problem is resolved.

7. The user is not authorized to repair or modify the equipment.

18

8. This equipment cannot be used on public coin service provided by the telephone company. Connection to

Party Line Service is subject to state tariffs. (Contact the state public utility commission, public service
commission or corporation commission for information.)

9. An FCC compliant telephone cord with modular plugs may be provided with this equipment. This equipment

is designed to be connected to the telephone network or premises wiring using a compatible modular jack
which is Part 68 compliant.

Notice to Users of the Canadian Telephone Network

The Industry Canada label identifies certified equipment. This certification means that the equipment meets
telecommunications network protective, operational and safety requirements as prescribed in the appropriate
Terminal Equipment Technical Requirements document(s). The Department does not guarantee the equipment
will operate to the user’s satisfaction.

Before installing this equipment, users should ensure that it is permissible to be connected to the facilities of the
local telecommunications company. The equipment must also be installed using an acceptable method of
connection. The customer should be aware that compliance with the above conditions may not prevent
degradation of service in some situations.

Repairs to certified equipment should be coordinated by a representative designated by the supplier. Any repairs
or alterations made by the user to this equipment, or equipment malfunctions, may give the telecommunications
company cause to request to disconnect the equipment.

Users should ensure for their own protection that the electrical ground connections of the power utility, telephone
lines and internal metallic water pipe system, if present, are connected together. This precaution may be
particularly important in rural areas.

CAUTION:

Users should not attempt to make such connections themselves, but should contact the
appropriate electric inspection authority, or electrician, as appropriate.

The Ringer Equivalence Number (REN) assigned to each terminal device provides an indication of the maximum
number of terminals allowed to be connected to a telephone interface. The termination on an interface may
consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence
Numbers of all the devices does not exceed 5.

If your equipment is in need of repair, refer to Warranty, Sales, Service, and Training Information.

19

Warranty, Sales, Service, and Training Information

Contact your local sales representative, service representative, or distributor directly for any help needed. For
additional information concerning warranty, sales, service, repair, installation, documentation, training, distributor
locations, or Paradyne worldwide office locations, use one of the following methods:

 Internet: Visit the Paradyne World Wide Web site at www.paradyne.com. (Be sure to register your

warranty at www.paradyne.com/warranty.)

 Telephone: Call our automated system to receive current information by fax or to speak with a company

representative.
— Within the U.S.A., call 1-800-870-2221
— Outside the U.S.A., call 1-727-530-2340

Tradema rks

Hotwire and MVL are registered trademarks of Paradyne Corporation. ReachDSL is a trademark of Paradyne
Corporation. All other products and services mentioned herein are the trademarks, service marks, registered
trademarks, or registered service marks of their respective owners.

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Copyright © 2004 Paradyne Corporation. Printed in U.S.A.

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