TP-Link TL-WN821N - NT WIRELESS N USB ADAPTERATHEROS2T2R 2.4GHZ 802.11G B ND RTL User Manual
TP-Link TL-WN821N - NT WIRELESS N USB ADAPTERATHEROS2T2R 2.4GHZ 802.11G B ND RTL User Manual

TP-Link TL-WN821N - NT WIRELESS N USB ADAPTERATHEROS2T2R 2.4GHZ 802.11G B ND RTL User Manual

Wireless n usb adapter

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TL-WN821N
Wireless N USB Adapter
TL-WN821N
Wireless N USB Adapter
Rev: 1.0.6
1910010209

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Summary of Contents for TP-Link TL-WN821N - NT WIRELESS N USB ADAPTERATHEROS2T2R 2.4GHZ 802.11G B ND RTL

  • Page 1 TL-WN821N Wireless N USB Adapter TL-WN821N Wireless N USB Adapter Rev: 1.0.6 1910010209...
  • Page 2 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.
  • Page 3: Fcc Statement

    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.
  • Page 4: National Restrictions

    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...
  • Page 5: Declaration Of Conformity

    TP-LINK TECHNOLOGIES CO., LTD 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:...
  • Page 6: Table Of Contents

    TL-WN821N Wireless N USB Adapter CONTENTS Package Contents ....................1 Chapter 1. Introduction ..................2 Overview of the product...................... 2 Features ..........................2 LED Status ......................... 3 Chapter 2. Installation Guide ................4 Hardware Installation......................4 Software Installation ......................4 2.2.1 Overview ........................
  • Page 7 TL-WN821N Wireless N USB Adapter 4.2.1 Enter a PIN into your AP device ................27 4.2.2 Enter the PIN from your AP device................28 Chapter 5. Example for Application ..............30 Configuration of PSP XLink Online game................. 30 Appendix A: Specifications................... 34 Appendix B: Glossary....................
  • Page 8: Package Contents

    The following contents should be found in your box: One TL-WN821N Wireless N USB Adapter Quick Installation Guide One USB cable 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.
  • Page 9: Chapter 1. Introduction

    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.
  • Page 10: Led Status

    TL-WN821N Wireless N USB Adapter 1.3 LED Status LED Indications Status Working Status Status Green The adapter is trying to scan a networking Flashing Alternately connection. Activity Green Status Green The adapter is already connected but is not Intermittently transmitting or receiving data. Activity Green Status Green Flashing...
  • Page 11: Chapter 2. Installation Guide

    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...
  • Page 12 TL-WN821N Wireless N USB Adapter Figure 2-1 Soon, F igure 2-2 will display after a moment. Click Next to continue. Figure 2-2 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...
  • Page 13 TL-WN821N Wireless N USB Adapter Driver Installation Diskette(s) to make the diskette(s) as the installation driver (shown in F igure 2-3). Click Next to continue. Figure 2-3 Click Browse to change the destination location for the software, then click Next in the screen below (shown in F igure 2-4).
  • Page 14 TL-WN821N Wireless N USB Adapter After that, select the program folder, you should create a new folder name or select one from the Existing Folders list. It is recommended that you keep the default setting. Click Next to continue the installation. Figure 2-5 Choose configuration tool, if you are not sure, please leave it default.
  • Page 15 TL-WN821N Wireless N USB Adapter Figure 2-6 Click OK to continue the Installation on the screen below. Figure 2-7 Wait a while for the setup as shown in F igure 2-8.
  • Page 16 TL-WN821N Wireless N USB Adapter Figure 2-8 Note: For Windows XP, the Setup Wizard will notify you of how to proceed with the installation during these steps (shown in F igure 2-9). Our drivers have been tested thoroughly, and are able to work with the operating system.
  • Page 17 TL-WN821N Wireless N USB Adapter Figure 2-10...
  • Page 18: Chapter 3. Configuration For Windows Xp

    Wireless N USB Adapter Chapter 3. Configuration for Windows XP TP-LINK TL-WN821N can be configured by TP-LINK Wireless N Client Utility (11NWCU) in Windows XP & 2000. This chapter describes how to configure your Adapter for wireless connectivity on your Wireless Local Area Network (WLAN) and use the data security encryption features.
  • Page 19 TL-WN821N Wireless N USB Adapter Figure 3-1 The following table describes the items found on the Current Status screen. Profile Name - This shows the name of current selected configuration profile. The configuration of Profile name will be described on the General tab of Profile Management. Link Status - This shows whether the station is associated to the wireless network.
  • Page 20: Profile Management

    TL-WN821N Wireless N USB Adapter Signal Strength - This shows the strength of the signal. Click Advanced on the screen above, you can see advanced information about the program and its operations. 3.2 Profile Management Click the Profile Management tab of the 11NWCU and the next screen will appear (shown in F igure 3-2).
  • Page 21 TL-WN821N Wireless N USB Adapter you will see the Management dialog box (shown in F igure 3-3). Edit the General tab Profile Name - Please enter the Profile name which identifies the configuration profile. This name must be unique. Note that the profile names are not case-sensitive. Client Name - Please enter the Profile name which identifies the client machine.
  • Page 22 TL-WN821N Wireless N USB Adapter Figure 3-4 WPA/WPA2: Wi-Fi Protected Access WPA/WPA2 Passphrase: Wi-Fi Protected Access Passphrase 802.1x: Enables 802.1x security. Pre-Shared Key (Static WEP): Enables the use of shared keys that are defined on both the access point and the station. To define shared encryption keys, choose the Shared Key radio button and click Configure to fill in the Define Shared Keys window (shown in Figure 3-5).
  • Page 23 TL-WN821N Wireless N USB Adapter Figure 3-5 Note: Select different Security Options, the configurations are different; you can select the appropriate security option and configure the exact key as your need. Edit the Advanced tab This screen below allows you to make advanced configuration for the profile. Figure 3-6 Power Save Mode - Please select the power save mode in the drop-down list.
  • Page 24 TL-WN821N Wireless N USB Adapter • Maximum - Selects maximum mode to let the access point buffer incoming messages for the Adapter. The Adapter will detect the access point if any messages are waiting periodically. • Normal - Normal mode uses maximum when retrieving a large number of packets, then switches back to power save mode after retrieving the packets.
  • Page 25: Remove A Profile

    TL-WN821N Wireless N USB Adapter For infrastructure (access point) networks, click Preferred APs… to specify four access points at most to the client adapter that attempts to be associated to the access points. The four access points have different priorities; the frontal has the higher priority. Figure 3-7 3.2.2 Remove a profile Go to the Profile Management tab (shown in...
  • Page 26: Import A Profile

    TL-WN821N Wireless N USB Adapter Figure 3-8 3.2.5 Import a Profile From the Profile Management screen (shown in F igure 3-2), click Import…. Then the Import Profile will appear below. Browse to the directory where the profile is located. Highlight the profile name. Click Open, the imported profile will then appear in the Profiles List.
  • Page 27: Auto Profile Selection Management

    TL-WN821N Wireless N USB Adapter Highlight a network name and click Activate to connect to an available network. If no configuration profile exists for that network, the Profile Management window will open the General tab screen. Fill in the Profile name and click OK to create the configuration profile for that network.
  • Page 28 TL-WN821N Wireless N USB Adapter Figure 3-11 Highlight the profiles to add to auto profile selection, and click Add. The profile will appear in the Auto Selected Profiles box. Highlight a profile in the Auto Selected Profiles box. Click Move Up or Move Down as appropriate. Note: The first profile in the Auto Selected Profiles box has highest priority, while the last profile has the lowest priority.
  • Page 29: Diagnostics

    TL-WN821N Wireless N USB Adapter 3.3 Diagnostics The Diagnostics tab of the TP-LINK Wireless N Client Utility (11NWCU) provides buttons used to retrieve receiving and transmitting statistics. The Diagnostics tab does not require any configuration. The Diagnostics tab lists the following receiving and transmitting diagnostics for frames...
  • Page 30: Check Receive And Transmit Statistical Information

    TL-WN821N Wireless N USB Adapter Driver Version - The version of the wireless network adapter driver. Driver Date - The creation date of the wireless network adapter driver. Client Name - The name of the client computer. 3.3.2 Check Receive and Transmit Statistical Information The Advanced Statistics show receiving and transmitting statistical information about the following receiving and transmitting diagnostics for frames received by or transmitted to the wireless network adapter.
  • Page 31: Chapter 4. Qss Configuration

    TL-WN821N Wireless N USB Adapter Chapter 4. QSS configuration QSS (Quick Secure Setup) function allows you to add a new wireless device to an existing network quickly. If the wireless card supports Wi-Fi Protected Setup (WPS), you can establish a wireless connection between wireless card and the AP device(including Wireless Router) using either Push Button Configuration (PBC) method or PIN method.
  • Page 32 TL-WN821N Wireless N USB Adapter Figure 4-2 Open the Router’s Web-based Utility and click QSS link on the left of the main menu. Then Figure 4-3 will appear. Click Add device, then you can see Figure 4-4. Select Press the button of the new device in two minutes and click Connect. Figure 4-3 Figure 4-4 Secondly, press the QSS button of the adapter.
  • Page 33 TL-WN821N Wireless N USB Adapter Figure 4-6 Figure 4-7 Then wait a minute until Figure 4-8 appears. Click Finish to complete the QSS configuration.
  • Page 34: Pin Method

    TL-WN821N Wireless N USB Adapter Figure 4-8 4.2 PIN method There are two ways to configure the QSS by PIN method: Enter a PIN into your AP device. Enter the PIN from your AP device. Following are the detailed configuration procedure of each way. 4.2.1 Enter a PIN into your AP device Double click the icon on the desktop to open the QSS Utility and then you can see the...
  • Page 35: Enter The Pin From Your Ap Device

    TL-WN821N Wireless N USB Adapter Figure 4-9 Open the Router’s Web-based Utility and click QSS link on the left of the main menu. Then F igure 4-3 will appear. Click Add device, then you can see 错误!未找到引用源。 Select Enter the new device’s PIN and enter the PIN value of the adapter shown in figure 4-9, click Connect.
  • Page 36 TL-WN821N Wireless N USB Adapter Figure 4-10 When Figure 4-8 appears, the QSS configuration is complete. Note: If you generate a new PIN code for your Router, please enter the new one instead.
  • Page 37: Chapter 5. Example For Application

    TL-WN821N Wireless N USB Adapter Chapter 5. Example for Application Configuration of PSP XLink Online game Please ensure the software and hardware environments are well established before configuring. For hardware, at least a PC, a TL-WN821N Wireless N USB Adapter and a PSP device are needed.
  • Page 38 TL-WN821N Wireless N USB Adapter Click Start > Control Panel > Network. Figure 5-2 Right-click Wireless Network Connection icon , and select Properties. In the following prompt page, highlight Internet Protocol(TCP/IP) and click Properties Figure 5-3 In the prompt page shown below, select Use the Following IP Address, and set the IP and Subnet mask.
  • Page 39 TL-WN821N Wireless N USB Adapter Figure 5-4 Launch TL-WN821N Wireless Utility, and click Scan in the page of “Profile Management”, then highlight the Network Name (SSID) beginning with “PSP” in the following “Available Infrastructure and Ad Hoc Networks” page, and click Activate. Figure 5-5 Check whether your PSP device is detected in the Diagnostics mode of Kai as Figure 5-6 shown: Click the icon...
  • Page 40 TL-WN821N Wireless N USB Adapter Figure 5-6 Click the icon on the right top corner to enter the Arena Mode, highlight the arena of your wanted game, and then join or start a new game. Figure 5-7...
  • Page 41: Appendix A: Specifications

    TL-WN821N Wireless N USB Adapter Appendix A: Specifications Normal Interface USB 2.0 Interface Standards IEEE802.11n; IEEE802.11g; IEEE802.11b; Operating System Windows 2000, XP 11b:1/2/5.5/11Mbps 11g:6/9/12/18/24/36/48/54Mbps Radio Data Rate 11n:Up to 300Mbps 11b:CCK,QPSK,BPSK; 11g:OFDM; Modulation 11n: QPSK,BPSK,16-QAM,64-QAM Media Access Protocol CSMA/CA with ACK Transmit Power 19dBm (Maximal) Data Security...
  • Page 42: Appendix B: Glossary

    TL-WN821N Wireless N USB Adapter Appendix B: Glossary 802.11b - The 802.11b standard specifies a wireless product networking at 11 Mbps using direct-sequence spread-spectrum (DSSS) technology and operating in the unlicensed radio spectrum at 2.4GHz, and WEP encryption for security. 802.11b networks are also referred to as Wi-Fi networks.
  • Page 43 TL-WN821N Wireless N USB Adapter developed by the military for use in reliable, secure, mission-critical communications systems. It is designed to trade off bandwidth efficiency for reliability, integrity, and security. In other words, more bandwidth is consumed than in the case of narrowband transmission, but the trade off produces a signal that is, in effect, louder and thus easier to detect, provided that the receiver knows the parameters of the spread-spectrum signal being broadcast.

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