TP-Link PW-DN427 User manual

PW-DN427
Wireless Lite-N USB Adapter
Rev: 1.0.0

FCC STATEMENT
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.
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.
2) This device must accept any interference received, including interference that may
cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance
could void the user’s authority to operate the equipment.
Note: The manufacturer is not responsible for any radio or tv interference caused by unauthorized
modifications to this equipment. Such modifications could void the user’s authority to operate the
equipment.
FCC RF Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment. End users must follow the specific operating instructions for satisfying RF exposure
compliance. This transmitter must not be co-located or operating in conjunction with any other
antenna or transmitter. This equipment has been SAR-evaluated for use in hand. SAR
measurements are based on a 5mm spacing from the body and that compliance is achieved at
that distance.
Note: The channel of adapter is decided by AP. Therefore, the channel of the product will be restricted between
CH1 and CH11 when worked in USA.
I

II
CE Mark Warning
This is a class B product. In a domestic environment, this product may cause radio interference, in
which case the user may be required to take adequate measures.
National restrictions
This device is intended for home and office use in all EU countries (and other countries following
the EU directive 1999/5/EC) without any limitation except for the countries mentioned below:
Country Restriction Reason/remark
Bulgaria General authorization required for outdoor use and
public service
France
Outdoor use limited to 10
mW e.i.r.p. within the band
2454-2483.5 MHz
Military Radiolocation use. Refarming of the 2.4 GHz
band has been ongoing in recent years to allow current
relaxed regulation. Full implementation planned 2012
Italy If used outside of own premises, general authorization is
required
Luxembourg None General authorization required for network and service
supply(not for spectrum)
Norway Implemented This subsection does not apply for the geographical area
within a radius of 20 km from the centre of Ny-Ålesund
Russian Federation Only for indoor applications
Note: Please don’t use the product outdoors in France.

CONTENTS
Package Contents....................................................................................................1
Chapter 1Introduction ..........................................................................................2
1.1Product Overview.............................................................................................. 2
1.2Main Features ................................................................................................... 2
1.3LED Status........................................................................................................ 2
Chapter 2Installation Guide .................................................................................3
2.1Hardware Installation ........................................................................................ 3
2.2Software Installation.......................................................................................... 3
2.2.1Overview.............................................................................................................3
2.2.2Installation Guide................................................................................................3
2.3Uninstall Software ............................................................................................. 8
2.3.1Uninstall the driver software from your PC.........................................................8
2.3.2Uninstall the utility software from your PC..........................................................8
Chapter 3Configuration........................................................................................9
3.1Configuration of Utility....................................................................................... 9
3.1.1Profile..................................................................................................................9
3.1.2Network.............................................................................................................12
3.1.3Advanced..........................................................................................................13
3.1.4Statistics............................................................................................................14
3.1.5WPS..................................................................................................................14
3.1.6Radio On/Off.....................................................................................................16
3.1.7About.................................................................................................................17
3.1.8An example for application ...............................................................................17
3.2Configure with Windows XP Wireless Zero Configuration .............................. 17
Chapter 4AP Mode..............................................................................................20
4.1Config.............................................................................................................. 20
4.2Access Control................................................................................................ 21
4.3Mac Table ....................................................................................................... 22
4.4Event Log........................................................................................................ 23
4.5Statistics.......................................................................................................... 24
4.6About............................................................................................................... 25
Chapter 5Example for Application ....................................................................27
5.1Configuration of PSP XLink Online game ....................................................... 27
Appendix A:Glossary.........................................................................................32
Appendix B:Specifications................................................................................35

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Package Contents
The following items should be found in your package:
¾One PW-DN427 Wireless Lite-N USB Adapter
¾One USB extension cable
¾One Resource CD for PW-DN427 Wireless Lite-N USB Adapter, including:
•Drivers and Utility
•User Guide
•Other Helpful Information
)Note:
Make sure that the package contains the above items. If any of the listed items are damaged or
missing, please contact with your distributor.

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Chapter 1 Introduction
1.1 Product Overview
Thank you for choosing the PW-DN427 Wireless Lite-N USB Adapter.
The adapter is designed to provide a high-speed and unrivaled wireless performance for your
computer. With a faster wireless connection, you can get a better Internet experience, such as
downloading, gaming, video streaming and so on.
The PW-DN427 Wireless Lite-N USB Adapter complies with IEEE 802.11g and IEEE 802.11b
standards. It can perfectly interoperate with all the 802.11n/g/b devices. The PW-DN427’s
auto-sensing capability allows high packet transfer rate of up to 150Mbps for maximum
throughput.
Additionally, the PW-DN427 adapter has good capability on anti-jamming and supports WEP,
TKIP, AES，WPA and WPA2 encryption to prevent outside intrusion and protect your personal
information from being exposed.
The adapter is easy to install and manage. The PW-DN427 supports WPS function, which can
help you create a wireless connection immediately. Quick Setup Wizard is supported and detailed
instructions are provided step by step in this user guide.
Featuring high performance transmission rates, simple installation and adaptability, as well as
strong security, the PW-DN427 Wireless Lite-N USB Adapter is the perfect solution for small
office and home needs.
1.2 Main Features
¾IEEE 802.11n, IEEE 802.11g, IEEE 802.11b standards
¾Supports USB 2.0 bus standard
¾Supports WPA data security, IEEE 802.1x authentication, TKIP/AES encryption, 64/128-bit
WEP encryption
¾Supports wireless LAN data transfer rate of up to 150Mbps
¾Supports Ad-Hoc and Infrastructure modes
¾Supports roaming between access points when configured in Infrastructure mode
¾Eases configuration and provides monitoring information
¾Supports Windows 2000/ XP/ Vista/ 7
1.3 LED Status
The LED on the top of this card indicates Link/Act status. It blinks when sending and receiving
data.

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Chapter 2 Installation Guide
2.1 Hardware Installation
1. Connect one end of the USB cable to the Adapter.
2. Connect the other end of the USB cable to the USB port on your computer. Because the
Adapter gets its power from the host, there is no external power supply. The LED should light
up when the Adapter is plugged in and the PC is on.
)Note:
The Adapter can also be plugged into the USB port on your computer directly.
2.2 Software Installation
2.2.1 Overview
For Windows 7, the driver will be searched and installed automatically after you finish hardware
installation.
For Windows 2000/ XP/ Vista, the Adapter’s Setup Wizard will guide you through the installation
of the Utility and drivers. Before you install the software, please connect the USB adapter with
your computer by USB cable. After that, you will be prompted “Found New Hardware Wizard”,
click the Cancel button, and run the Setup Wizard program on the CD-ROM.
The Setup steps for Windows 2000/ XP/ Vista are very similar, so the following installation guide
takes Windows XP for example.
2.2.2 Installation Guide
1. Insert the Resource CD into your CD-ROM drive, and open the folder named PW-DN427.
Double-click Setup.exe in the proper folder according to your operating system to start the
installation, then the following screen for preparing setup will appear.

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Figure 2-1 Preparing Setup
2. Then you’ll see the screen as follow, you can choose what to be installed.
Figure 2-2 Setup Type
3. As next screen, you can select the configuration tool here.

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Figure 2-3 Setup Type
I. If you want to install the RL51 Wireless Lite-N Client Utility, please select the RL51
Configuration Tool and click Next.
II. If you only want to use the Microsoft Zero Configuration Tool to configure the wireless
connection, please select Microsoft Zero Configuration Tool and click Next.
4. Then, choose the destination location.
Figure 2-4 Choose Destination Location

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5. After that, you will see the next screen as below. Click Install to continue.
Figure 2-5 Ready to Install the Program
6. The following screen for installing will appear.
Figure 2-6 Setup Status
)Note:
While files are copying, a warning box about Windows Logo testing (shown in Figure 2-7) may

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pop up, please click Continue Anyway to continue the installation for our drivers have been
tested thoroughly and are able to work with the operating system.
Figure 2-7 Windows XP Warning Box
7. After the files have been successfully copied, the screen in Figure 2-8 will appear. Click the
Finish button to finish the wizard.
Figure 2-8 InstallShield Wizard Complete
After installing the driver successfully, you should see an icon or appear in your
system tray.

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2.3 Uninstall Software
2.3.1 Uninstall the driver software from your PC
1. On the Windows taskbar, click the Start button, and then click Control Panel.
2. Double-click the System icon, click on the Hardware tab in the System window.
3. Click on the Device Manager button, double-click Network Adapters, and then right-click
150M Wireless Lite-N Client Adapter.
Figure 2-9 Device Manager
4. Click Uninstall shown in above Figure 2-9, the system will uninstall the driver software of the
adapter from your PC.
2.3.2 Uninstall the utility software from your PC
1. On the Windows taskbar, click the Start button, point to All programsÆRWCU, and then
click Uninstall-RL51 Wireless Lite-N Client Utility.
2. Following the Install Shield Wizard to uninstall the utility software from your PC.

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Chapter 3 Configuration
3.1 Configuration of Utility
PW-DN427 Wireless USB Adapter can be configured by its utility for Windows 2000/ XP/ Vista.
This section will take the configuration in Windows XP for example and guide you to configure
your wireless adapter for wireless connectivity with trustable data security encryption features.
The configuration steps in Windows 2000/ XP/ Vista are similar. For the configurations in
Windows 2000/ Vista, please refer to the instructions in Windows XP.
After the Adapter's driver and utility has been installed, the adapter’s tray icon, or , will
appear in your system tray. It means the utility is running on your system. If the utility does not run,
you can run the utility by clicking: Start> All programs> RWCU> RL51 Wireless Lite-N Client
Utility. If the icon still does not appear, the driver or utility may be installed incorrectly or the
adapter is unplugged, please try again.
Icon means the connection has been established. Icon means there is no connection.
Double-click the icon and the configuration screen of the utility will appear. You can also run
the utility by clicking: Start> All programs> RWCU> RL51 Wireless Lite-N Client Utility. The
utility provides a complete and easy manage tools to:
¾Display current status information
¾Edit and add configured profiles
¾Display current diagnostics information
)Note:
If your OS is Windows XP, you can use Windows XP to configure the wireless network settings.
(To use this function, you must upgrade the OS with sp2).
If you want to use Windows XP to configure wireless network settings, just right-click the icon
at the bottom of the screen, and click Use Zero Configuration as Configuration utility to
switch the utility.
3.1.1 Profile
Click the Profile tab of the utility and the Profile screen will appear as Figure 3-1. The Profile
screen provides tools to:
¾Add a Profile
¾Edit a profile
¾Delete a profile
¾Activate a profile

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Figure 3-1 Profile Tab
1. To Add a new profile: Click the Add button on the Profile tab, the Profile configuration
screen will appear as shown in Figure 3-2. Enter the Profile Name and choose the SSID
from the pull-down list, then click OK to add it.
Figure 3-2 Add a new profile
¾Profile Name - Identifies the configuration profile. This name must be unique. Profile names
are not case-sensitive.
¾SSID - The IEEE 802.11 wireless network name. This field has a maximum limit of 32
characters.
¾RTS Threshold - Here you can specify the RTS (Request to Send) Threshold. The default
value is 2347.

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¾Fragmentation Threshold - This value is the maximum size determining whether packets
will be fragmented. Setting the Fragmentation Threshold too low may result in poor network
performance since excessive packages. 2346 is the default setting and is recommended.
2. To edit a profile: Highlight the desired profile name on Profile List, and click the Edit button,
the Profile configuration screen will appear shown in Figure 3-3.
Figure 3-3 Edit a Profile-System Configuration
¾System Config: Here you can change the Profile Name and SSID.
¾Auth.\Encry.: Click the Auth.\Encry., you can skip to the following screen.

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Figure 3-4 Edit a Profile-Auth.\Encry.
¾Authentication – You can choose the Authentication Type from the pull-down list with
three options, Open System, Shared-Key System or LEAP.
¾802.1x – It enables when Authentication Type is setting to WPA.
¾Encryption – Displays which encryption type that the driver is using. When you select Open
System, Shared-Key System as Network Authentication, there are two options: WEP and
Disabled. If you select WPA-PSK as Network Authentication, there are TKIP and AES
options instead of WEP and Disabled.
¾Wep Key – Key #1, Key #2, Key #3, Key #4, the Key groups. You can enter 10 hexadecimal
digits (any combination of 0-9, a-f, A-F) or 5 ASCII characters for 64-bit (also called 40bits)
encryption. You can enter 26 hexadecimal digits (any combination of 0-9, a-f, A-F) or 13
ASCII characters for 128-bit (also called 104bits) encryption.
3. To delete a profile: Highlight the desired profile name on Profile List, and click the Delete
button.
4. To switch to another profile: Highlight the desired profile name on Profile List, and click
the Activate button.
3.1.2 Network
Click the Network tab of the Utility and the Network screen with many available wireless network

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choices will appear as Figure 3-5.
Figure 3-5 Network tab
¾Rescan: Click the Rescan button to refresh the list at any time.
¾Add to Profile: Highlight an SSID and click the Add to Profile button to add the network to
the profile. The continued steps are similar to add a new profile, please refer to the 3.1.1
Profile: To Add a new profile.
¾Connect: Highlight an SSID and double-click or click the Connect button to connect to an
available network without adding it to the profile.
3.1.3 Advanced
Click the Advanced tab of the Utility and then you can choose the wireless mode on the following
screen.
Figure 3-6 Advanced
¾Enable TX Burst - It can translate more data when it enable.
¾Fast Roaming at – Roaming will disable when Transmit Power is below some dBm if the
function is selected.
¾Show Authentication Status Dialog- Click the checkbox to show the Authentication Status
Dialog.

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¾Apply - Click the Apply button to save the current setting.
3.1.4 Statistics
Click the Statistics tab of the Utility and you will see the following screen displaying the receiving
and transmitting statistical information. Click the Reset Counter button to reset the count of the
statistics information.
Figure 3-7 Statistics tab
3.1.5 WPS
Click the WPS tab of the Utility and you can configure the WPS function to joint an existing
network quickly in the following screen.
Figure 3-8 WPS tab
¾The WPS connection will be automatically displayed on the WPS Profile List. Pitch on the
Profile and click Export Profile to add a Profile to the Profile List (Section 3.1.1).
¾The Auto function is default to enable that the adapter will automatically try to build the
connection with the Access Point devices shown in the WPS AP List one by one.
¾You can also establish a wireless connection by using either Push WPS Button method or
PIN method. It is recommended that you choose the simplest method that your AP device

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supports.
)Note:
To build a successful connection by WPS, you should also do the corresponding configuration of
the Access Point for WPS or WPS function meanwhile.
I. PBC Method
If your Access Point is equipped with a push-button for Wi-Fi Protected Setup, you can connect
the adapter to the Access Point by Push WPS Button method.
Step 1 Press the WPS button on your Access Point device.
Step 2 Click the WPS button (marked by the red circle) on the screen as Figure 3-9.
Figure 3-9 WPS- WPS BUTTON mode
Or: Press and hold the WPS button on the adapter for 2 or 3 seconds.
II. PIN Method
If your Access Point supports Wi-Fi Protected Setup and the PIN method, you can add the
adapter to the network by the following two ways:
1) Enter a PIN from my Access Point
Choose the Config Mode as Registrar and enter the PIN of AP into the field under the Pin Code
as Figure 3-10 shown. And then click PIN button to start the wireless connection without doing
any configuration for AP.

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Figure 3-10 WPS - Registrar mode
)Note:
The default PIN code of the AP always can be found in its label or User Guide.
2) Enter the PIN into my Access Point
Choose the Config Mode as Enrollee and click the PIN button on the screen as Figure 3-11.
Meanwhile, enter the PIN code of the adapter into the configuration utility of the AP. For the
detailed instructions of the AP configuration, please refer to the User Guide of the AP.
Figure 3-11 WPS - enrollee mode
)Note:
The PIN code of the adapter is displayed on the WPS configuration screen as Figure 3-11 (the
default PIN code for this adapter is 08781949 as Figure 3-11 shown).
3.1.6 Radio On/Off
You can turn on/off the wireless radio by clicking the icon of the Utility. The green icon will turn
to red when the wireless radio is turned off.