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TP-Link TL-WN781ND User Manual

150mbps wireless n pci express adapter.
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TL-WN781ND
150Mbps Wireless N PCI Express Adapter
Rev: 3.0.0
1910011334

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  • Page 1 TL-WN781ND 150Mbps Wireless N PCI Express Adapter Rev: 3.0.0 1910011334...
  • 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

    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.
  • Page 4 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. Canadian Compliance Statement This device complies with Industry Canada license-exempt RSS standard(s). Operation is subject to the following two conditions: (1) This device may not cause interference, and (2) This device must accept any interference, including interference that may cause undesired...
  • Page 5: Safety Information

    NCC Notice & BSMI Notice 注意! 依據 低功率電波輻射性電機管理辦法 第十二條 經型式認證合格之低功率射頻電機,非經許可,公司、商號或使用者均不得擅自變更頻 率、加大功率或變更原設計之特性或功能。 第十四條 低功率射頻電機之使用不得影響飛航安全及干擾合法通行;經發現有干擾現象時,應立 即停用,並改善至無干擾時方得繼續使用。前項合法通信,指依電信規定作業之無線電信。低功 率射頻電機需忍受合法通信或工業、科學以及醫療用電波輻射性電機設備之干擾。 減少電磁波影響,請妥適使用。 安全諮詢及注意事項 ●請使用原裝電源供應器或只能按照本產品注明的電源類型使用本產品。 ●清潔本產品之前請先拔掉電源線。請勿使用液體、噴霧清潔劑或濕布進行清潔。 ●注意防潮,請勿將水或其他液體潑灑到本產品上。 ●插槽與開口供通風使用,以確保本產品的操作可靠並防止過熱,請勿堵塞或覆蓋開口。 ●請勿將本產品置放於靠近熱源的地方。除非有正常的通風,否則不可放在密閉位置中。 ●請不要私自打開機殼,不要嘗試自行維修本產品,請由授權的專業人士進行此項工作。 Продукт сертифіковано згідно с правилами системи УкрСЕПРО на відповідність вимогам нормативних документів та вимогам, що передбачені чинними законодавчими актами України.
  • Page 6: Declaration Of Conformity

    TP-LINK TECHNOLOGIES CO., LTD DECLARATION OF CONFORMITY For the following equipment: Product Description: 150Mbps Wireless N PCI Express Adapter Model No.: TL-WN781ND 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 7: Table Of Contents

    Chapter 2 Connect to a Computer ................ 2 Chapter 3 Install driver and utility ................. 3 Chapter 4 Join a Wireless Network ............... 7 4.1 TP-LINK Utility ......................7 4.2 WPS (Wi-Fi Protected Setup) ..................8 4.3 Windows Wireless Utility ..................11 Chapter 5 Management ..................
  • Page 8: Chapter 1 Product Overview

    150Mbps Wireless N PCI Express Adapter User Guide Chapter 1 Product Overview 1.1 Introduction The TP-LINK TL-WN781ND 150Mbps Wireless N PCI Express Adapter connects your desktop computer to a Wi-Fi network for lag-free video streaming, online gaming, secure Internet surfing and Internet calls.
  • Page 9: Chapter 2 Connect To A Computer

    TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Chapter 2 Connect to a Computer Before using your adapter, connect it to your computer by following these steps: PCI-E Slot 1. Turn off your computer, unplug the power cord and other connected peripheral devices to your computer.
  • Page 10: Chapter 3 Install Driver And Utility

    The CD is included in the package. If your CD does not work or your computer doesn't  support the CD, you can also download the driver and utility from the TP-LINK website (www.tp-link.com). In some operating systems, the CD screen will pop up automatically. Otherwise, run the CD ...
  • Page 11 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Choose a setup type. It is recommended to select Install TP-LINK Wireless Configuration Utility and Driver. Click Next. If you want to change install location, click Change to specify the location for the software...
  • Page 12 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Click Install. After a few minutes, the installation completes. Click Finish.
  • Page 13 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide TP-LINK utility pops up after installation. Its icon appears on the desktop as and in the Windows system tray as . You can use the TP-LINK utility to join a Wi-Fi network with your adapter.
  • Page 14: Chapter 4 Join A Wireless Network

    There are three options of using the adapter to join a Wi-Fi network. Option 1: TP-LINK Utility TP-LINK Utility lets you easily connect the adapter to a Wi-Fi network and manage the adapter. Option 2: WPS (Wi-Fi Protected Setup) WPS (Wi-Fi Protected Setup) is a network security standard for easily adding computers and other devices to a home network.
  • Page 15: Wps (wi-fi Protected Setup)

    TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide  Note: If your Wi-Fi network is not displayed in the list, you can try to join it by or by adding a profile in the Profile screen. 4.2 WPS (Wi-Fi Protected Setup) WPS can be activated via PBC (Push Button Configuration) and PIN code.
  • Page 16 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Open TP-LINK Utility and click WPS tab. Select Push the button on my access point or wireless router and click Connect. The following screen indicates a successful connection by WPS. Click OK.
  • Page 17 Note: This method is only available in Windows XP and Windows Vista. Open TP-LINK Utility and click WPS tab. Select Enter the PIN of this device into my access point or wireless router. The screen displays a PIN of the adapter, which is generated randomly.
  • Page 18: Windows Wireless Utility

    Windows XP  Right-click (TP-LINK Utility icon) on the system tray. (If you do not see the icon, click the hidden icons arrow on the system tray.) Select Switch to Windows wireless configuration tool. Or you can open the TP-LINK Utility, select Advanced tab, then select Use Windows...
  • Page 19 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Right-click (Windows XP Wireless Zero Configuration Utility icon) on the system tray, and select View Available Wireless Networks. Select the network you want to join, and click Connect. Enter your Wi-Fi password when prompted.
  • Page 20: Chapter 5 Management

    TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Chapter 5 Management TP-LINK Utility provides you with an easy way to manage your adapter. It includes the following sections: Status - View the information of the current Wi-Fi network connection and of the adapter.
  • Page 21 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide To add a new profile  Click the Add button, and then a new window will open. Complete the settings as shown in the following figure, and click Save. Profile Name - Enter a name for your profile, such as Home, Office, Coffeehouse. Do not enter the profile name that already exists.
  • Page 22 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide  Note: As for Key Index, you can select ASCII or Hexadecimal format from the drop-down list. ASCII_64 - Please enter 5 ASCII characters. ASCII_128 - Please enter 13 ASCII characters.
  • Page 23: Advanced

    150Mbps Wireless N PCI Express Adapter User Guide 5.3 Advanced Select wireless configuration tool - In Windows XP. You can either use TP-LINK Utility or Windows wireless configuration tool. While in other operating systems, since you can use both TP-LINK Utility and Windows wireless configuration tool at the same time, this function is disabled.
  • Page 24: About

    5.5 About You can view the adapter’s information in the About screen, such as the UI version (Utility version) and the Driver version. Right-click (TP-LINK Utility icon) in the system tray and select About, then the About screen displays.
  • Page 25: Chapter 6 Uninstall Driver And Utility

    Windows 8/8.1 • Uninstall driver: Go to Start > Apps, and find the TP-LINK application. Click Uninstall - TP-LINK TL-WN781ND Driver, then follow the on-screen instructions to complete the uninstallation. Uninstall utility: Go to Start > Apps, and find the TP-LINK application. Click Uninstall - TP-LINK Wireless Configuration Utility, then follow the on-screen instructions to complete the uninstallation.
  • Page 26: Appendix A: Specifications

    TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide Appendix A: Specifications Normal Interface 32 bit PCI Express Interface Standards IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.1x, IEEE 802.11e, IEEE 802.11i Operating System Windows XP, Windows Vista, Windows 7, Windows 8, Windows 8.1...
  • Page 27: Appendix B: Glossary

    TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide 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 28 TL-WN781ND 150Mbps Wireless N PCI Express Adapter User Guide format. ASCII format is provided so you can enter a string that is easier to remember. The ASCII string is converted to HEX for use over the network. Four keys can be defined so that you can change keys easily.

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