All rights reserved. This publication and its contents are proprietary to Hughes Network Systems,
Inc., a wholly owned subsidiary of Hughes Electronics Corporation. No part of this publication may
be reproduced in any form or by any means without the written permission of Hughes Network
Systems, Inc., 11717 Exploration Lane, Germantown, Maryland 20876.
Hughes Network Systems, Inc., has made every effort to ensure the correctness and completeness
of the material in this document. Hughes Network Systems, Inc., shall not be liable for errors
contained herein. The information in this document is subject to change without notice. Hughes
Network Systems, Inc., makes no warranty of any kind with regard to this material, including, but not
limited to, the implied warranties of merchantability and fitness for a particular purpose.
Trademarks
All trademarks, marks, names, or product names referenced in this publication are the property of
their respective owners, and Hughes Network Systems, Inc., neither endorses nor otherwise
sponsors any such products or services referred to herein. HUGHES and Hughes Network
Systems, Inc., are trademarks of Hughes Electronics Corporation.
Declaration of Conformity
Standards to which Conformity is declared: FCC Part 15
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.
Responsible Party’s name: Hughes Network Systems, Inc.
For your safety and protection, read this entire manual before you
attempt to install the DW4020. In particular, read this safety
section carefully. Keep this safety information where you can
refer to it if necessary.
Types of warnings used
in this manual
This section introduces the various types of warnings used in this
manual to alert you to possible safety hazards.
DANGER
Indicates an imminently hazardous situation, which, if not
avoided, will result in death or serious injury.
WARNING
Indicates a potentially hazardous situation, which, if not
avoided, could result in death or serious injury.
CAUTION
Indicates a potentially hazardous situation, which, if not
avoided, may result in minor or moderate injury.
CAUTION
Indicates a situation or practice that might result in property
damage.
• Important safety information
1031484-0001 Revision 2
ix
• Important safety information
x
1031484-0001 Revision 2
About this document
Scope and audience
Audience profile
Organization and
updates
This manual describes installing and servicing the DIRECWAY®
DW4020 terminal. It addresses installers, network system
engineers, and network operators who install, commission,
operate, and maintain the system.
The DW4020 is installed by professional telecommunications
installers. This product cannot be installed by the end user.
There are four primary audiences:
• HNS Installers – at this time, only HNS installers will install
this product.
• Installer trainers, who prepare separate instructions for the
installers.
• Call center operators, who respond to user’s calls.
• Call center trainers, who train call center operators.
This manual is organized into the following chapters. Major
changes from Revision 1 are identified.
Chapter 1 - Introduction gives an overview of the DW4020 and its
components. The description of IP addressing is moved to an
appendix.
Chapter 2 - Installing the indoor equipment provides information
regarding installing and configuring the DW4020. The "modem"
method using Websetup is documented. The "manual" method
using the serial port is moved to an appendix.
Chapter 3 - The User Interface provides information about the
new browser-based interface. The interface reports performance
data and information for configuring operating systems network
settings.
Chapter 4 - DW4020 LEDs and troubleshooting described LED
activity and troubleshooting stratetgies.
There is also a safety summary, glossary, list of abbreviations and
acronyms, appendices, and index.
• About this document
1031484-0001 Revision 2
xi
Conventions
This manual follows the typographical conventions shown below
to help clarify instructions:
ExampleExplanation
Click Exit.
The system displays the following:
Are you ready?
exit
Type
Enter a value in the
Retrieve the following file:
Time field.
O:\template\techman_r3
ALT+V to view the menu.
Press
Select the
Go to
Edit menu.
Edit → Spelling Checker
Indicates the names of command
buttons that execute an action.
Indicates all system messages
and prompts as the system
displays them.
Indicates operator input.
Indicates the names of fields on
windows.
Indicates file names or file paths
referenced in the manual.
Indicates function or keyboard
keys. Press two keys
simultaneously—in this case, Alt
and V.
Indicates the names of menu bar
options on a software screen.
Indicates a menu/submenu
sequence for selecting an action
or option
Related publications
Revision record
The installation of this product may also require the use of one of
the following antenna or outdoor unit manuals:
• DIRECWAY Outdoor Unit Installation Guide DW 4000-098
DW 4000-120 (HNS 1032025-0001)
• .89/.98M Ku-Band Rx/Tx Series 1892/1982 Antenna System
Assembly Manual (Prodelin 4906-629)
• 1.2m Ku-Band Rx/Tx Series 1132 Antenna System
(Prodelin 4906-630)
RevisionDate of issueScope
Rev 18/02/02Production release
Rev 29/27/02Incorporates Web commissioning
Rev 310/24/02Documents change to Websetup
Welcome screen
xii
• About this document
1031484-0001 Revision 2
Chapter 1
Introduction
This chapter addresses the following topics:
• DW4020 purpose and components on page 1
• Characteristics and identification of equipment on page 2
DW4020 purpose and
components
Receive modem
Transmit modem
The DW4020 is designed to provide multiple computer
connections through a single DIRECWAY
composed of three stackable components as shown in Figure 1:
• Receive modem (also sometimes referred to as the Indoor
Receive Unit (IRU))
• Transmit modem (also sometimes referred to as the Indoor
Transmit Unit (ITU))
• Gateway (GWH)
Note:Revision 1 of this manual referred to the DW4020 as the
"Gateway," and the Gateway as the "Gateway host." This
terminology has changed. Please use the terminology in this
manual.
terminal. It is
®
Gateway
Figure 1: The DW4020
Chapter 1 • Introduction
1031484-0001 Revision 2
1
POS terminal
or other device
These units, in combination with an antenna, provide satellite
connectivity for multiple local area network (LAN) hosts through
one DIRECWAY System. All the necessary software resides on
the Gateway, which serves as the router. Because the software is
on the Gateway, there is no need for a computer to run client
software, unlike previous versions of DIRECWAY.
Figure 1 illustrates the functionality of the DW4020 within a
DIRECWAY network. Note that the DW4020 is independent of
operating platforms. It can also be used with devices other than
computers, such as point-of-sale (POS) terminals or credit
verification devices.
Satellite
Unix
Mac
PC
Linux
G-25080 F
08/27/02
Ethernet
Characteristics and
identification of
equipment
Inroute
Antenna
Gateway
Internet
Figure 2: Remote site with DW4020 installed
The part number label is located on the rear of the unit.
Table 1 shows the hardware characteristics of the DW4020.
Table 2 shows the physical characteristics of the unit.
Outroute
DIRECWAY
Network
Operations
Center (NOC)
Chapter 1 • Introduction
2
1031484-0001 Revision 2
Table 3 shows the cable requirements for the unit. The cable
requirements are the same regardless of the type of antenna used.
.
Table 1: DW4020 hardware characteristics
CharacteristicDW4020
Main processor200Mhz
Ethernet 10/1004 ports (switched)
RJ-45
Main Memory32MB
Flash Memory8MB
Serial PortAsynchronous RS232
USB PortOne USB 1.1 (Type A)
Table 2: DW4020 physical characteristics
CharacteristicValue
Physical Dimensions
Height
Width
Depth
Weight
Electrical Requirements
Input line voltage
Input line frequency
Current Required
5.75 inches
6.5 inches
8.8 inches
4.0 lbs.
90 - 264 V ~ 2A max,
50-60 HZ AC
100 W typical
Chapter 1 • Introduction
1031484-0001 Revision 2
3
Table 3: Cable requirements
Grounding and Cable Choice
Your choice of grounding scheme may affect your choice of cable. Note that meeting the
National Electrical Code grounding requirements is easier if you use RG-6 with quad shield.
However, you can also use standard RG-6 and ground according to the Code or the
instructions in the antenna installation manual.
Recommended cable specifications for One-Way and Two-Way Systems
Cable length from satellite
dish to DW4020
Up to 300 ft.RG6 with solid copper
300 ft. to 420 ft.RG6 with solid copper
Important: A higher grade of cable can be used for an installation where a lower grade is
specified. For example, an RG6 cable with solid copper center conductor and quad shield
can be used for installations where the cable length is less than 300 ft. Never use a lower
grade of cable than specified. Be sure to record the grade of the cable used for your
installation. The grade is printed on the cable every few feet. Never use a cable which
does not have the manufacturers name and its grade clearly printed on it!
Type of cable to be used
ReceiveTransmit
RG6 with solid copper
center conductor
(CommScope 5729 or
equivalent)
center conductor
(CommScope 5729 or
equivalent)
center conductor
(CommScope 5729 or
equivalent)
RG6 with solid copper
center conductor and quad
shield (CommScope 5781
or equivalent)
Important notes:
1. Coaxial cables with copper clad steel center conductor are
not recommended.
2. Do not use splitters.
3. Line amplifiers are required for Receive cable runs of more
than 150 ft.
4. If the Receive cable run length is less that 150 ft., then no line
amplifier is required. If the Receive cable run length is
greater than 150 ft., but less than 300 ft., then install a a line
amplifier in the Receive cable only, at a minimum of 25 ft.
and up to 30 ft. from the LNB.
5. A line amplifier can only be installed in the Receive cable,
not in the Transmit cable.
6. Line amplifier specification: Channel Master 5113 IFD or
equivalent.
Chapter 1 • Introduction
4
1031484-0001 Revision 2
Chapter 2
Installing the indoor equipment
System pre-installation
Installation PC requirements
Customer installation
requirements
Together, the receive modem, the transmit modem, and the
Gateway are called the DW4020 and sometimes referred to as the
indoor unit (IDU). The receive modem is also called the IRU; the
transmit modem is also called the ITU; and the Gateway is
sometimes called the GWH.
The three units must be stacked correctly to ensure proper heat
dissipation. The receive modem must be installed on top of the
transmit modem, which is in turn installed on top of the Gateway.
See Figure 10 on page 15.
The installer laptop PC must fulfill the following requirements:
• USB port
• Ethernet
• Dial-out modem
• Windows 98 or higher, with DHCP configured to
automatically accept IP addresses. See Appendix D.
• Websetup installed. See Installing DIRECWAY installation
software on installer laptop on page 8.
The customer must have:
• A functioning Ethernet interface installed on at least one
computer. This is not necessary to commission the DW4020,
but you must ensure the customer can surf before you leave.
• Ethernet cables; as many as there are computers that will
connect to the DW4020.
• An analog phone line.
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
5
Two DW4020 installation
methods
There two ways to install the DW4020.
• If an analog phone line is available, assemble and install the
system using the instructions in Installing the system using a
modem on page 11. This method is preferred and is usually
the one that will be used.
• If no analog phone line is available, you must configure the
DW4020 through the serial port. Follow the instructions in
Appendix C.
Summary of DW4020
installation process
DW4020 installation is a 10-step process.
1. Assemble the DW 4020 components.
2. Connect the DW4020 to the installer PC Ethernet and power
up the DW4020. Use surge protectors.
3. Connect the installer PC via USB and run Websetup to
establish operating parameters and commission.
4. Register the customer and select subscription options via
Websetup.
5. Record site ID and assigned IP address(es) for the customer
on the cover of the User Guide.
6. Transfer of parameter information to Gateway Host; Exit
Websetup.
7. Assemble and install the satellite antenna. Run cables from
the outdoor components to the indoor equipment. Clearly
label the receive and transmit coaxial cable at the antenna,
ground block, and indoor units connectors.
8. Complete pointing and ACP.
9. Disconnect installer PC and connect the Gateway to the
receive modem with the USB cable. Connect the customer
computer equipment to the Gateway via Ethernet cable.
10. Verify customer operation, information recorded on User
Guide cover, and receive and transmit cable labeling.
Optional: assist in customer computer configuration.
Antenna installation
Chapter 2 • Installing the indoor equipment
6
1031484-0001 Revision 2
The DW4020 can be used with the HNS DW4000 74cm
Two-Way antenna. The DW4020 can also be used in conjunction
with 98cm, 1.2m, and 1.8m antennas. Refer to the manufacturer’s
antenna installation manual for instructions on how to install the
antenna. See the About section for a list of antenna installation
manuals. Follow all safety procedures. Cable requirements are on
page 4.
CAUTION
A password from the authorized installer is required before
the National Operations Center will activate the system.
CAUTION
Professional installation and service of the antenna
assembly is required by the Federal Communications
Commission because the radio transmits radio frequency
energy.
• The two-way antenna assembly must be installed in a
location or manner not readily accessible to children.
• The two-way antenna assembly must be installed at
least 5 feet (1.5 meters) above ground level or any
nearby surface on which a person could sit or stand.
CAUTION
• The two-way satellite dish assembly emits radio
frequency energy when in the transmit mode.
• Unplug indoor power connection before performing
maintenance or adding upgrades to any satellite dish
components.
• To avoid risk of injury, do not place head or other body
parts between feed horn and reflector when system is
operational.
Prohibited area
(when operational)
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
7
Installing DIRECWAY
installation software on
installer laptop
The installation software for the DW4020 is on a CD. The
software will enable you to register DW4020 customers. You
need a receive modem (IRU) to install the software on your
installer laptop PC.
Do not confuse the installation software with the software that is
downloaded to the Gateway via satellite during registration. The
DW4020 installation software enables you to register customers
and configure the DW4020 for operation. The software that
actually operates the DW4020 is downloaded during registration.
It is important to understand that there are three service options:
consumer, small office/home office, and enterprise. Each option
has its own registration server that appears in the Websetup
Welcome screen when you start Websetup to register a customer.
You must be careful to choose the correct option. If in doubt
consult the work order.
For example, if you are installing a DW4020 for a SOHO
customer, you would double-click on the registration server for a
SOHO installation. If you click on one of the other servers, you
will not be able to install the customer correctly.
Chapter 2 • Installing the indoor equipment
8
1031484-0001 Revision 2
Installing the software
Do not connect USB cable to the receive modem until prompted.
You may use the cable that came with the unit, or a different cable
if you need a longer one.
1. Load the installer software CD into your laptop computer.
The installation wizard should appear. If it does not, select
Start→Run, browse to the CD drive, select it, and select
setup.exe.
Figure 3: Installation screen
2. Select Install Software. A
3. Select Next. An
4. Select Ye s. The
Agreement screen appears.
Device Install Status screen in Figure 4
Setup screen appears.
appears.
5. Connect the USB cable. The installation will complete and
Websetup Welcome screen appear. See Figure 5. If you
the
are prompted for the location of your Windows
.cab files,
enter the location or insert your Windows installation CD,
load the files, and re-insert the DIRECWAY installation CD.
If you continue to see the
Device Install Status screen, try the
following:
– Unplug the USB cable and plug it in again.
– Verify you are using the correct power supply.
– Try a different cable.
– Troubleshoot your USB port.
– Try a different receive modem.
6. Select Exit.
Note:If you are using Windows XP as the installer laptop
operating system, the laptop may reboot after you attach the
USB cable. If this occurs, unplug the USB cable and repeat
the installation process after the laptop reboots.
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
9
Figure 4:Device Installation Status
Figure 5: Websetup Welcome screen
10
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
Installing the system
using a modem
Read this manual and obtain serial cable and installation work order
This m
You need all the items shown in Figure 6. Some of them are in the
modem installation kit or inside the antenna box.
If you are using Web commissioning, you must provide an
Ethernet cable to connect between the DW4020 and installer PC.
If Web commissioning is not available, you must provide a 9-pin
female/female (F/F) null modem serial cable. The serial cable can
be used to configure the DW4020 via the serial port. Appendix C
– Installing the DW4020 Manually, on page 77.
You will also need the installation work order. This is provided to
you by HNS.
Note:At some installation sites, the USB cable that comes with
the DW4020 may not be long enough to reach from the installer
PC to the DW4020. You may need a long USB cable.
anual
9-pin F-F serial cable
Install Spec
Installation manual
These items are packaged in a small box inside your antenna box
25-pin connector cable
Figure 6: Items required for installation
Ethernet cable
USB cable
Receive modem
Transmit modem
Gateway
Power adapter
Install specification
Clips
AC cord
DC cord
Power supply
1031105-0001
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
11
The power supply
PN: 1031105-0001
The DW4020 uses a power supply with the part number P/N:
1031105-0001. The part number is on a sticker on the power
supply. Verify that you are using the correct power supply. Do not
use anything but the power supply supplied with the DW4020
system (1031105-0001).
Be sure the power supply is labeled ADP 64AB B in the upper
right hand corner of the label, above the bar codes. See Figure 7.
CAUTION
• This unit’s performance may suffer if the wrong power
supply is used.
• This unit must be used with the power supply PN
1031105-0001.
• When power needs to be removed from the receive
modem, ALWAYS unplug the AC power cord from either
the wall outlet, surge protector, or power strip.
• NEVER pull the power cord from the back of the receive
modem. Doing so could damage the pins and also
cause a short in the system.
• Power supply with the part number 1031105-0001 is to
be used only in the United States and Canada.
• This unit must be used with 110-volt AC input.
• Other countries may have different standards and
requirements.
12
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
ADP-64AB B
Figure 7: ADP-64AB B above bar code
Assembling the
components, modem
installation method
Follow the steps below and refer to the illustrations on page 13
through page 16 to assemble the DW4020 components. Note that
some cables are connected to the installer laptop until
commissioning is complete. Then the DW4020 is connected to
the customer’s computer.
Before beginning the installation, be sure that you have installed
the installation software correctly. See Installing the software on
page 9. In addition, confirm that DHCP is enabled to accept IP
addresses automatically on your installer laptop PC. See
Appendix D – on page 113.
CAUTION
• The components must be stacked in this order: Gateway
on bottom; transmit modem on top of Gateway; receive
modem on top of transmit modem. See Figure 10.
• If the components are not stacked in the proper order, the
receive modem may overheat and malfunction.
• Do not block any ventilation openings. Do not install near
any heat sources such as radiators, heat registers,
ovens, stoves, or other apparatus (including amplifiers)
that produce heat.
• Recommended ventilation space around the top and
sides of the DW4020 assembly should be approximately 6
inches. Ventilation is necessary to avoid overheating.
1. Be sure the power supply is not plugged into a wall outlet,
surge protector, or power strip.
2. Lay two of the four clips on a table and mount the
components as shown in Figure 8. Mount the Gateway first,
then the transmit modem, then the receive modem.
3. Turn the component stack right side up and install the other
two clips as shown in Figure 9.
Note:The Gateway and the transmit modem have a hole at
the center of each of their four feet. There is a tab on the
bottom of each mounting clip, which snaps into place on the
Gateway when properly aligned over the hole.There is also a
tab in the middle of each mounting clip, which snaps into place
on the transmit modem when properly aligned over the hole.
4. Double-check that the components are installed in this order
from top to bottom: receive modem, transmit modem,
Gateway. See Figure 10.
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
13
Figure 8: Mount the components on two clips
14
Figure 9: Attach the other clips
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
Receive modem
Transmit modem
Gateway
Figure 10: Component stack
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
15
5. Connect the component interconnection cables. See
-
Figure 11. A USB cable connects the receive modem and the
installer PC; you may use a longer cable rather than the one
that is supplied if you wish. An Ethernet cable connects the
Gateway and the installer PC. A 25-pin connector cable
connects the transmit and receive modems. A power supply
adapter cable provides power to the Gateway and receive
modem. See Figure 11.
Installer laptop PC
Ethernet port
Ethernet cable
USB cable
Receive
modem
Transmit
modem
Gateway
25-pin connector
cable
Power supply
adapter
Four 10 Base - T/100
network ports
Figure 11: Attach interconnection cables
6. Attach the power supply cords to the power supply and to the
power adapter. Ensure that the power cord is tightly
connected to the power supply, receive modem, and Gateway.
See Figure 12.
16
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
Installer laptop PC
Connect Ethernet,
power up, and read the
Gateway LED display
Receive
modem
Transmit
modem
Gateway
Ethernet port
Ethernet cable
USB cable
DC power
cord
AC power
cord
Power
supply
Figure 12: Connect power cord
After you assemble the DW4020, connect it to the installer laptop
with Ethernet cable. Plug it into a 110 V wall outlet, power strip,
or surge protector. The Gateway LED display will cycle. The
cycle completes in less than a minute and follows this sequence:
• Gateway STATUS LED is red until the power-on self-tests
are completed.
• Gateway READY LED blinks green because it is not yet
commissioned.
• Gateway STATUS LED blinks orange as it is not attached to
the receive modem.
Note:In countries outside North America, the DW4020 may be
plugged, with a physical adapter, directly into a 220 V outlet.
Different countries may have different standards and requirements.
Note:Whenever the LEDs do not function properly as described
below, check to be sure you have the correct power supply, PN
1031105-0001.
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
17
The transmit and receive modems have their own LEDs, which
show their status. These are described in The modems’ LEDs on
page 18.
For more information on LEDs, troubleshooting, and LED
blinking and status codes, see Chapter 4 – DW4020 LEDs and troubleshooting, on page 53.
Note that normal Gateway operation alone doesn't imply normal
DW4020 operation. The installation and commissioning process
may not have been completed or software download (DLL) from
the Network Operations Center (NOC) may not have been
completed. Additional status information is available via the User
Interface. See Chapter 3 – The User Interface, on page 33) and
the LEDs on the receive and transmit modems. The modems’ LEDs.
Table 4: Gateway LED display
LED conditionSTATUS LEDREADY LED
OffPower off Power off or startup
diagnostics not yet run
successfully
Steady GreenNormal operationRunning software
downloaded from NOC;
successfully
commissioned
Blinking OrangeContact between GWH
and IRU over USB not
established; USB cable
not installed or some
other USB problem
Blinking GreenNot applicableNot commissioned
Steady RedPower on testsNot applicable
Not applicable
18
Obtain IP address and test
Ethernet connection
1. Restart the PC so that the Gateway assigns it an IP address.
Or use the command
command line prompt.
2. The embedded DHCP server assigns IP address =
192.168.0.2 to the PC. The DW4020 Address is set to
192.168.0.1.
3. Make sure the PC can communicate with the DW4020 over
the Ethernet connection. Enter
DOS prompt.
The modems’ LEDs
The receive and transmit modems have LEDs on their front
panels. Both modems have a green R
modem has a green RX LED. The transmit modem has a green
Chapter 2 • Installing the indoor equipment
1031484-0001 Revision 2
ipconfig /renew from a DOS
Ping <192.168.0.1> at a
EADYLED. The receive
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