TP-Link TL-WN321G User manual

TL-WN321G
54M Wireless USB Adapter
2.4GHz 802.11b/g
Rev：1.0.1

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 © 2007 TP-LINK TECHNOLOGIES CO., LTD.
All rights reserved.
http://www.tp-link.com
I

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 with
side mounted PCMCIA slots. 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.
CE Mark Warning
This is a class B product. In a domestic environment, this product may cause radio interference, in
be required to take adequate measures. which case the user may
II

National Restrictions
2400.0-2483.5 MHz
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
III

IV

Package contents
The following contents should be found in your box:
¾One TL-WN321G 54M Wireless USB Adapter
¾One USB extension cable
¾One TL-WN321G 54M Wireless USB Adapter Resource CD, including:
•Drivers and Utility
•User Guide
•Other Helpful Information
)Note:
If any of the listed contents are damaged or missing, please contact the retailer from whom you
purchased the product for assistance.
V

CONTENTS
Chapter 1 Introduction ........................................................................................1
1.1 Product Overview...................................................................................................... 1
1.2 Main Features ........................................................................................................... 1
1.3 LED Status................................................................................................................ 1
Chapter 2 Installation Guide ...............................................................................2
2.1 Software Installation.................................................................................................. 2
2.1.1 Overview ..........................................................................................................................2
2.1.2 Installation for Windows 2000..........................................................................................2
2.1.3 Installation for Windows Vista..........................................................................................5
2.2 Uninstall Software ..................................................................................................... 9
2.2.1 Uninstall the driver software from your PC.......................................................................9
2.2.2 Uninstall the utility software from your PC .....................................................................10
Chapter 3 Configuration....................................................................................11
3.1 Configuration of Utility............................................................................................. 11
3.1.1 Profile .............................................................................................................................11
3.1.2 Add or Edit a Configuration Profile.................................................................................12
3.1.3 Link Status......................................................................................................................14
3.1.4 Site Survey.....................................................................................................................15
3.1.5 Statistics.........................................................................................................................16
3.1.6 Advanced .......................................................................................................................17
3.1.7 About..............................................................................................................................18
3.1.8 An example for application.............................................................................................19
3.2 Configuration for windows Vista.............................................................................. 19
Appendix A: Glossary............................................................................................ 22
Appendix B: Specifications................................................................................... 24
VI

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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.
2.2 Software Installation
2.2.1 Overview
The Adapter’s Setup Wizard will guide you through the installation procedure for Windows 98SE,
Me, 2000 , XP and Vista. The Setup Wizard will guide you install the Utility and drivers.
Before you install the software, please plug the adapter into your PC. 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 98SE, Me, 2000, XP and Vista are very similar. The following setup
steps are for windows 2000 and Vista.
2.2.2 Installation for Windows 2000
1. Insert the Resource CD into your CD-ROM drive, click the Start button and choose Run. In
the field that appears, enter F:\XXX\Win98_Me_2K_XP_X64\Setup.exe (if “F” is the letter of
your CD-ROM drive; XXX presents the setup program path, which is labeled on the Resource
CD), Figure 2-1should then appear.
2. You can click the Cancel button to end the installation on the Preparing Setup screen, Figure
2-1. Otherwise, the Setup Wizard will display a screen similar to that shown in Figure 2-2
after a moment.

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Chapter 1 Introduction
1.1 Product Overview
The TL-WN321G 54M Wireless USB Adapter is a USB 2.0 pen-size wireless adapter supporting
IEEE 802.11b/g 2.4GHz radio operation. It provides high-speed wireless connection with data rate
up to 54Mbps. Additionally, wireless roaming allows the user to move among different AP without
losing the current connection. The adapter provides excellent security features including：TKIP,
AES, WPA, and up to 128 bit WEP encryption security make the network almost impenetrable.
Featuring high performance transmission rates, simple installation and adaptability, as well as
strong security the TL-WN321G 54M Wireless USB Adapter is the perfect solution for small office
and home needs.
1.2 Main Features
¾Complies with IEEE802.11g, IEEE802.11b standards
¾Supports WPA data security, IEEE802.1x authentication, TKIP/AES encryption, 64/128-bit
WEP encryption
¾Supports 54/48/36/24/18/12/9/6Mbps or 11/5.5/2/1Mbps wireless LAN data transfer rates
¾Provides USB interface
¾Supports Ad-Hoc and Infrastructure modes
¾Supports roaming between access points when configured in Infrastructure mode
¾Eases configuration and provides monitoring information
¾Supports Windows 98SE, Me, 2000, XP , Vista
¾Internal Antenna
1.3 LED Status
The LED on the top of this card indicates Link/Act status. It blinks at green light when sending and
receiving data.

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Figure 2-1 Preparing Setup
3. To continue, click the Next button on the screen, Figure 2-2. Click the Cancel button to end
the Installation.
Figure 2-2 Start Setup
4. Click Browse to change the destination location for the software in Figure 2-3. Click Next to
continue the Installation. Click Back to return to the previous page, or click Cancel to end the

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Installation.
Figure 2-3 Choose Destination Location
5. While files are copying, you will see a warning box shown in Figure 2-4. Please select YES to
continue installation. Our drivers have been tested thoroughly, and are able to work with the
operating system.
Figure 2-4 Windows 2000 Warning Box
6. After the files have been successfully copied, the screen in Figure 2-5 will appear. Click the
Finish button to finish the wizard.

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Figure 2-5 Finish
g the driver successfully, you should see an icon,After installin or , appear in your
system tray.
2.2.3 Installation for Windows Vista
s below in order to install the
ight-click the Computer icon as shown in
the Figure 2-6, select the Properties.
After you complete the hardware installation, follow the step
TL-WN321G Wireless USB Adapter drivers for Windows Vista:
1. Insert the Resource CD into your CD-ROM drive, r
Figure 2-6 Begin installation for Windows Vista

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2. Select Device Manager as shown in Figure 2-7, then select Continue in the next screen.
Figure 2-7 Select Device management
3. Right-click the adapter icon “54M.USB...”, and select “Update Driver Software” to proceed.
Figure 2-8 Driver management

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4. Select the method to update the driver software (see Figure 2-9). If you want the system to
search the software automatically, select the first type. Otherwise select “Browse my
computer for driver software” to install the software (best way).
Figure 2-9 Select the method to install
5. Click the Browse button in the next screen to select the file which contains the driver
software for the adapter. After that, click Next to proceed.
Figure 2-10 Select the driver software

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)Note:
Vista X86 is designed for the Vista of 32bit, Vista X64 is designed for the Vista of 64bit, please
select according as you need.
6. After that, the installation will proceed as shown in Figure 2-13.
Figure 2-11 Installing
rning box as shown in figure 2-12, please select “Install
this driver software anyway” to proceed.
)Note:
During the installation, you will see the wa

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installation will complete, you will see the next screen below, click Close to
complete.
Figure 2-12 warning for security
7. Finally, the
Figure 2-13 Complete the installation
2.3 Uninstall Software
Windows taskbar, click the Start button, point to Settings, and then click Control
double-click Network Adapters, and then right-click
TL-WN321G Wireless USB Adapter.
2.3.1 Uninstall the driver software from your PC
1. On the
Panel.
2. Double-click the System icon, click on the Hardware tab in the System window.
3. Click on the Device Manager button,

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Figure 2-14 Uninstall Driver
4. Click Uninstall..., shown in above Figure 2-14, 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 Settings, and then click Control
Panel
2. Double-click the Add/Remove Programs icon, find the TL-WN321G program from the
installed program list, highlight it and click the Remove button.
3. Following the Install Shield Wizard will uninstall the utility software from your PC.
)Note:
TL-WN321G don’t have utility for windows Vista, so you should follow the section 2.3.1 to uninstall
the driver software from your PC.

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Chapter 3 Configuration
3.1 Configuration of Utility
TP-LINK TL-WN321G Wireless USB Adapter can be configured by its utility for Windows 98SE,
ME, 2000, XP. This section describes how to configure your Wireless USB Adapter for wireless
connectivity on your Wireless Local Area Network (WLAN) and use the data security encryption
features.
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> Program> TP-LINK> TL-WN321G WIRELESS
UTILITY> TL-WN321G Wireless 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> Program> TP-LINK> TL-WN321G WIRELESS UTILITY>
TL-WN321G Wireless Utility. The utility provides a complete and easy to use set of tools to:
¾Display current status information
¾Edit and add configured profiles
¾Display current diagnostics information
The section below introduces these above capabilities.
)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 sp1).
If you want to use Windows XP to configure wireless network settings, just exit the utility.
Right-click the icon at the bottom of the screen, and click Exit to exit the utility.
3.1.1 Profile
Click the Profile tab of the utility and the Profile screen will appear, Figure 3-1. The Profile
screen provides tools to:
¾Add a Profile
¾Delete a profile
¾Edit a profile
¾Activate a profile

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Figure 3-1 Profile Tab
To create a new profile, click the Add button on the Profile tab, the Profile configuration screen
will appear as shown in Figure 3-2.
To edit a profile, highlight the desired profile name on Profile Name list, and click the Edit button,
the Profile configuration screen will appear shown in Figure 3-1.
To delete a profile, highlight the desired profile name on Profile Name list, and click the Delete
button.
To switch to another profile, highlight the desired profile name on Profile Name list, and click
the Activate button.
)Note:
Do not forget to click the Apply button when you create a new profile for connection.
3.1.2 Add or Edit a Configuration Profile
To add a new configuration profile, click Add button on the Profile Management tab. To modify a
configuration profile, select the configuration from the Profile list and click Edit.
The Profile Management dialog box will display a screen similar to that shown in Figure 3-2.
1. Edit the Configuration tab

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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.
¾PSM(Power Save Mode)
•CAM(Constantly Awake Mode)– Continuous Access Mode.
•PSM(Power Saving Mode)-Power Saving mode.
¾Network Type – Displays the wireless mode, either Ad-hoc or Infrastructure mode
¾Preamble – Specifies the preamble setting in 802.11b. The default setting is Auto Switch
(access point mode), which allows both short and long headers in the 802.11b frames. The
adapter can only use short radio headers if the access point supports and uses them.
¾RTS Threshold – Default is 2312.
¾Fragment Threshold – Default is 2312.
¾Ad-hoc mode – Displays the wireless mode, either Only 802.11B or 802.11B/G mode.
¾Channel – Shows the current channel in use. This field determines which operating
frequency will be used.
Figure 3-2 Add Profile - configuration
2. Edit the Authentication and Security tab