TP-Link TL-WN821N - NT WIRELESS N USB ADAPTERATHEROS2T2R 2.4GHZ 802.11G B ND RTL, TL-WN821NC, TL-WN821N User Manual
TL-WN821N Wireless N USB Adapter
TL-WN821N
Wireless N USB Adapter
Rev: 1.0.6
1910010209
TL-WN821N Wireless N USB Adapter
COPYRIGHT & TRADEMARKS
Specifications are subject to change without notice. is a registered trademark
of TP-LINK TECHNOLOGIES CO., LTD. Other brands and product names are trademarks or
registered trademarks of their respective holders.
No part of the specifications may be reproduced in any form or by any means or used to make
any derivative such as translation, transformation, or adaptation without permission from
TP-LINK TECHNOLOGIES CO., LTD. Copyright © 2009 TP-LINK TECHNOLOGIES CO., LTD.
All rights reserved.
http://www.tp-link.com
TL-WN821N Wireless N USB Adapter
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.
FCC RF Radiation Exposure Statement:
This device has been tested for compliance with FCC RF Exposure (SAR) limits in the typical
laptop computer configuration and this device can be used in desktop or laptop computers. This
device cannot be used with handheld PDAs (personal digital assistants). This device and its
antenna must not be co-located or operated in conjunction with any other antenna or transmitter.
SAR measurements are based on a 5mm spacing from the body and that compliance is
achieved at that distance.
TL-WN821N Wireless N USB Adapter
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 None
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 None
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 None Only for indoor applications
Note: Please don’t use the product outdoors in France.
TP-LINK TECHNOLOGIES CO., LTD
TP-LINK TECHNOLOGIES CO., LTD.
South Building, No.5 Keyuan Road, Central Zone, Science & Technology Park, Nanshan,
Shenzhen, P. R. China
DECLARATION OF CONFORMITY
For the following equipment:
Product Description: Wireless N USB Adapter
Model No.: TL-WN821N
Trademark: TP-LINK
We declare under our own responsibility that the above products satisfy all the technical
regulations applicable to the product within the scope of Council Directives:
Directives 1999/5/EC
The above product is in conformity with the following standards or other normative documents:
ETSI EN 300 328 V1.7.1: 2006
ETSI EN 301 489-1 V1.8.1:2008 & ETSI EN 301 489-17 V1.3.2:2008
EN60950-1:2006
EN62311:2008
Recommendation 1999/519/EC
Person is responsible for marking this declaration:
Yang Hongliang
Product Manager of International Business
TL-WN821N Wireless N USB Adapter
CONTENTS
Package Contents....................................................................................................1
Chapter 1. Introduction ........................................................................................2
1.1 Ov
erview of the product...................................................................................................... 2
1.2 Features
............................................................................................................................. 2
1.3 LED Status
......................................................................................................................... 3
Chapter 2. Installation Guide ...............................................................................4
2.1 Hardware Installation
.......................................................................................................... 4
2.2 Software Installation
........................................................................................................... 4
2.2.1 Ov
erview .....................................................................................................................4
2.2.2 Software Installation for Windows XP
.......................................................................... 4
Chapter 3. Configuration for Windows XP........................................................11
3.1 Current Stat
us .................................................................................................................. 11
3.2 Profile Management
......................................................................................................... 13
3.2.1 Add or Modify
a Configuration Profile........................................................................ 13
3.2.2 Remove a profile
....................................................................................................... 18
3.2.3 Switch another Profile
............................................................................................... 18
3.2.4 Ex
port a Profile.......................................................................................................... 18
3.2.5 Import a Profile
.......................................................................................................... 19
3.2.6 Scan Av
ailable Networks........................................................................................... 19
3.2.7 Auto Profile
Selection Management.......................................................................... 20
3.3 Diagnostics
....................................................................................................................... 22
3.3.1 Check Driv
er Information........................................................................................... 22
3.3.2 Check Receive and Transmit Statistica
l Information................................................. 23
Chapter 4. QSS configuration............................................................................24
4.1 PBC (Push
Button Configuration) method........................................................................ 24
4.2 PIN method
...................................................................................................................... 27
TL-WN821N Wireless N USB Adapter
4.2.1 Enter a PIN i
nto your AP device................................................................................ 27
4.2.2 Enter the PI
N from your AP device............................................................................ 28
Chapter 5. Example for Application ..................................................................30
5.1 Configuration of PSP XLi
nk Online game......................................................................... 30
Appendix A: Specifications...................................................................................34
Appendix B: Glossary............................................................................................35
TL-WN821N Wireless N USB Adapter
1
Package Contents
The following contents should be found in your box:
¾ One TL-WN821N Wireless N USB Adapter
¾ Quick Installation Guide
¾ One USB cable
¾ One Resource CD for TL-WN821N, including:
• TP-LINK Wireless N Client Utility (11NWCU) and Drivers
• 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.
Conventions:
The ‘Adapter’ mentioned in this user guide stands for TL-WN821N Wireless N USB Adapter
without any explanations.
TL-WN821N Wireless N USB Adapter
2
Chapter 1. Introduction
Thank you for choosing TL-WN821N Wireless N USB Adapter.
1.1 Overview of the product
The adapter is a 802.11n client device; it is designed to provide a high-speed and unrivaled
wireless performance for your notebook and PC. With a faster wireless connection, you can get
a better Internet experience, such as downloading, gaming, video streaming and so on.
With the 802.11n technology, higher throughput improvements using MIMO (multiple input,
multiple output antennas), the TL-WN821N’s auto-sensing capability allows high packet transfer
rate of up to 300Mbps for maximum throughput. It has good capability on anti-jamming, it can also
interoperate with other wireless (802.11b/g) products. The adapter supports WEP, WPA and
WPA2 encryption to prevent outside intrusion and protect your personal information from being
exposed.
The Quick Setup Wizard guides you step-by-step through the installation process; the TP-LINK
Wireless N Client Utility helps you create a wireless connection immediately.
With unmatched wireless performance, reception, and security protection, the TL-WN821N is the
best choice for easily adding or upgrading wireless connectivity.
1.2 Features
¾ Complies with IEEE802.11n, IEEE802.11g, IEEE802.11b standards
¾ Supports WPA/WPA2 data security, IEEE802.1x authentication, TKIP/AES encryption,
WEP encryption
¾ Supports high rate of up to 300Mbps for maximum throughput, supports automatically
adjust to lower speeds due to distance or other operating limitations
¾ Provides USB interface
¾ Supports Ad-Hoc and Infrastructure modes
¾ Good capability on anti-jamming
¾ Supports roaming between access points when configured in Infrastructure mode
¾ Ease to configure and provides monitoring information
¾ Supports Windows 2000, XP.
¾ Built-in two internal antennas which are listed in a format of 2x2 for two receivers and two
transmitters.
TL-WN821N Wireless N USB Adapter
3
1.3 LED Status
LED Indications Status Working Status
Status Green
Activity Green
Flashing Alternately
The adapter is trying to scan a networking
connection.
Status Green
Activity Green
Intermittently
The adapter is already connected but is not
transmitting or receiving data.
Status Green
Activity Green
Flashing The adapter is transmitting or receiving data.
TL-WN821N Wireless N USB Adapter
4
Chapter 2. Installation Guide
2.1 Hardware Installation
There are two ways to install the Adapter:
1. Plug the Adapter directly to the USB port on your computer.
2. Connect the Adapter and your computer through the USB cable attached in package.
The LED will light up when the Adapter is installed successfully and the PC is on.
2.2 Software Installation
2.2.1 Overview
The Adapter’s Setup Wizard will guide you through the Installation procedure for Windows XP.
The Setup Wizard will install the TP-LINK Wireless N Client Utility (11NWCU) and drivers.
When you install the hardware prior to before installing the software, the system will prompt
“Found New Hardware Wizard”, click Cancel, and run the Setup Wizard program on the
CD-ROM.
The Setup steps for Windows 2000 and XP are similar with each other. This user guide takes
Windows XP for example.
2.2.2 Software Installation for Windows XP
1. Insert the Resource CD into your CD-ROM drive, and open the folder named TL-WN821N.
To continue, double-click Setup.exe to load the following screen.
TL-WN821N Wireless N USB Adapter
5
Figure 2-1
2. Soon,
7Figure 2-2 will display after a moment. Click Next to continue.
Figure 2-2
3. After that, you should choose a Setup type. It is recommended that you select Install
Client Utilities and Driver. Select Install Driver Only to install driver only, select Make
TL-WN821N Wireless N USB Adapter
6
Driver Installation Diskette(s) to make the diskette(s) as the installation driver (shown in
7Figure 2-3). Click Next to continue.
Figure 2-3
4. Click Browse to change the destination location for the software, then click Next in the
screen below (shown in
7Figure 2-4).
Figure 2-4
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