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TP-Link TL-WN781ND - page 1
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter Rev: 1.0.2 1910010334 ...
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TP-Link TL-WN781ND - page 2
COPYRIGHT & TRADEMARKS Specifications are subjec t to change without notice. is a registered trademark of TP-LINK TECHNOLOGIES CO., LTD. Other br ands and product names are trad emarks or registered trademarks of t heir respective holders. No part of the specific ations may be reproduced in any form or by any means or used to m ake any derivati ...
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TP-Link TL-WN781ND - page 3
FCC STATEMENT This equipment has been tested and found to comply wi th 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 gen erates, uses and can radiate radio frequency energy and, if no ...
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TP-Link TL-WN781ND - page 4
National restrictions This device is intended for home and office use in all EU countries (and ot her countries following the EU directive 1999/5/EC) wit hout any limitation except for the countries m entioned below: Country Restriction Reason/remark Bulgaria None General authorization require d for outdoor use and public service France Outdoor use ...
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TP-Link TL-WN781ND - page 5
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 DECLARA TION OF CONFORMITY For the following equipment: Product Description: 150Mbp s Wireless Lite N PCI Express Adapter Model No.: TL-WN781ND T rademark: TP-LINK We declare unde ...
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TP-Link TL-WN781ND - page 6
CONTENTS Package Contents .................................................................................................... 1 Chapter 1 Introduction ......................................................................................... 2 1.1 Overview of the product .............................................................................. ...
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Package Contents The following contents should be found in your box: ¾ One TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter ¾ Quick Installation Guide ¾ One Resource CD for TL-WN781ND, including: • TP-LINK Wireless Client Utility (TWCU) and Drivers • User Guide • Other Helpful Information ) Note: Make sure that the package cont ains ...
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TP-Link TL-WN781ND - page 8
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 2 Chapter 1 Introduction Thank you for choosing TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter . 1.1 Overview of the product The adapter is designed to provide a high-speed and unrivale d wireless performance for your PC. With a faster wireless connection, you can get a better Internet ...
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TP-Link TL-WN781ND - page 9
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 3 Chapter 2 Installation Guide 2.1 Hardware Inst allation To install the adapter, follow these steps listed below: 1. Turn off your desktop PC and disconnect the power. 2. Remove your PC case and locate an avail able PCI-E slot on the mianboard. Remove the metal slot cover on the back of the PC ...
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TP-Link TL-WN781ND - page 10
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 4 2. Click Install Driver & Utility to load the following screen. Figure 2-2 3. Soon, Figure 2-3 will display after a moment. Click Next to continue. Figure 2-3 4. After that, you should choose a Set up type. It is recommended that you select Install Client Utilities and Driver . Select Ins ...
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TP-Link TL-WN781ND - page 11
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 5 Figure 2-4 5. Click Bro w se to change the destination locati on for the software , then click Next in the screen below (shown in Figure 2-5 ). Figure 2-5 6. After that, select the program folder, you s hould create a new f older name or select one from the Existing Folders list. It is recomm ...
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TP-Link TL-WN781ND - page 12
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 6 Figure 2-6 7. Choose configuration tool, if you are not sure, please leave it default. Then click Next to continue. Figure 2-7 ...
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TP-Link TL-WN781ND - page 13
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 7 8. Click OK to continue the Installation. Wait a while for the setup as shown in Figure 2-8 . Figure 2-8 ) Note: For Windows XP, the Setup Wizard will notify you of how to proc eed with the installation during t hese steps (shown in Figure 2-9 ). Our drivers have been tested thoroughly, and a ...
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TP-Link TL-WN781ND - page 14
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 8 9. After all the steps above, y ou will see the screen below, click Finish to close the wizard.. Figure 2-10 2.2.3 For Windows Vista 1. Insert the Resource CD in to your CD-ROM drive, and the Figure 2-11 will appear. To continue, select the TL-WN781ND .There will be a menu including: Install ...
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TP-Link TL-WN781ND - page 15
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 9 2. Click Install Driver&Utility to load the following screen. Figure 2-12 3. Soon, Figure 2-13 will display after a moment. Click Next to continue. Figure 2-13 4. Click Yes to continue. ...
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TP-Link TL-WN781ND - page 16
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 10 Figure 2-14 5. The following page will display and please wait a moment. Figure 2-15 ) Note: For Windows Vista, the Setup Wiza rd will notify you of how to pr oceed with the installation during t hese steps (shown in Figure 2-16 ). Our drivers have been tested thoroughly, and are able to wor ...
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TP-Link TL-WN781ND - page 17
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 11 Figure 2-16 6. Click Finish to complete the installation. Figure 2-17 2.2.4 For Windows 7 1. Insert the Resource CD into your C D-ROM drive, and the Figure 2-18 will appear. To continue, select the TL-WN781ND .There will be a menu including: Instal l Driver & Utility , Install QSS and Us ...
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TP-Link TL-WN781ND - page 18
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 12 Figure 2-18 2. Click Install Driver & Utility to load the following screen. Figure 2-19 3. Soon, Figure 2-20 will display after a moment. Click Next to continue. ...
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TP-Link TL-WN781ND - page 19
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 13 Figure 2-20 4. Click Yes to continue. Figure 2-21 5. Wait a while for the setup as shown in Figure 2-22 . ...
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TP-Link TL-WN781ND - page 20
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 14 Figure 2-22 ) Note: For Windows 7, the Setup Wizard will notify you about the Windows Security with the installation during t hese steps (shown in Figure 2-23 ). Our drivers have been tested thoroughly, and are able to work with the operating system. Click Installation this driver software a ...
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TP-Link TL-WN781ND - page 21
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 15 Figure 2-24 ...
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TP-Link TL-WN781ND - page 22
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 16 Chapter 3 Configuration Guide 3.1 For Windows XP TP-LINK TL-WN781ND can be configured by TP-LINK Wireless Client Utility (TWCU) 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 ...
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TP-Link TL-WN781ND - page 23
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 17 Figure 3-1 The following table describes the item s found on the Current S tatus screen. ¾ 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 . ¾ Link Status - This shows ...
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TP-Link TL-WN781ND - page 24
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 18 ¾ Modify a profile ¾ Remove a profile ¾ Activate a Profile ¾ Import a Profile ¾ Export a Profile ¾ Scan Available Networks ¾ Order profiles Figure 3-2 3.1.2.1. Add or Modify a Configuration Profile To add a new configuration profile, click New on the Profile Management tab. To modify ...
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TP-Link TL-WN781ND - page 25
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 19 Figure 3-3 2. Edit the Security tab Select the Security tab in the screen above, and then you can edit the fields to configure the profile. To define the security mode, select the radio button of the desired security mode as follows. Figure 3-4 ¾ WPA/WPA2: Wi-Fi Protected Access ¾ WPA/WPA2 ...
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TP-Link TL-WN781ND - page 26
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 20 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 ). ¾ None: No security (not recommended). ) Note: If the access point which the Adapter is associ ated has WEP ...
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TP-Link TL-WN781ND - page 27
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 21 Figure 3-6 ¾ Power Save Mode - Please select the power save mode in the drop-down list. • 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 ...
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TP-Link TL-WN781ND - page 28
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 22 This mode also allows the selection of t he channel that the Wire less Adapter uses. The channels available depend on the re gulatory domain. If the adapter finds no other ad hoc adapters, the channel that the adapter starts the ad hoc netwo rk with will be selected automatically. The Adapte ...
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TP-Link TL-WN781ND - page 29
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 23 3. Click Activate . 3.1.2.4. Export a Profile 1. From the Profile Management screen (shown in Figure 3-2 ), highlight the profile to export. 2. Click Export… , the Export Profile window will then appear below. 3. Browse the directory to export the profile to. 4. Click Save . The profile sh ...
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TP-Link TL-WN781ND - page 30
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 24 TL-WN781ND 1.0 Figure 3-9 3.1.2.6. Scan Available Networks 1. Click Scan on the Profile Management screen (shown in Figure 3-2 ), the Available Infrastructure and Ad Hoc Networks window will appear below. 2. Click Refresh to refresh the list at any time. 3. Highlight a network name and click ...
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TP-Link TL-WN781ND - page 31
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 25 1. On the Profile Management screen (shown in Figure 3-2 ), click Order Profiles… . 2. The Auto Profiles Selection management window will appear (shown in X Figure 3-1 1 X ) with a list of all created profiles in the Available Profiles. Figure 3-1 1 3. Highlight the profiles to add to auto ...
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TP-Link TL-WN781ND - page 32
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 26 The Diagnostics tab list s the following receivi ng and transmitting diagnostics for frames received or transmitted by the wireless network adapter: ¾ Multicast frames transmitted and received ¾ Broadcast frames transmitted and received ¾ Unicast frames tr ansmitted and received ¾ Total ...
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TP-Link TL-WN781ND - page 33
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 27 Figure 3-13 3.2 For Windows V ista After the Adapter's driver has been installed, Windows Vista will display a wireless Network Connection message like this one. Figure 3-14 Icon means the connection has been established. Icon means there is no connection. To establish a connection, pl ...
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TP-Link TL-WN781ND - page 34
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 28 Figure 3-15 2. The following screen will show you available wi reless networks. Highlight the one you want to join, and then click Connect . Figure 3-16 3. To continue, click Connect Any w ay . Click the Cancel button to end the connection. ...
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TP-Link TL-WN781ND - page 35
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 29 Figure 3-17 4. If the connection is successful establis hed, the following screen will appear, click close to finish the connection. Figure 3-18 3.3 For Windows 7 TP-LINK Wireless Client Utility (TWCU) is not av ailable for Windows 7. So after the Adapter's driver has been installed, we ...
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TP-Link TL-WN781ND - page 36
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 30 Figure 3-19 2. If your wireless network is secured, you will be required to enter the security key as shown in Figure 3-20 . Enter the passphrase, take 1234567890 for example. And then click OK . Figure 3-20 ...
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TP-Link TL-WN781ND - page 37
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 31 3. If the key entered is correct, you will succe ssfully connect to the network as shown in Figure 3-21 . Figure 3-21 Connecting 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 Router suppor ...
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TP-Link TL-WN781ND - page 38
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 32 Figure 4-1 Next, select Install QSS to load the following screen. Figure 4-2 Then, please follow the clue of the Operation System to complete t he QSS installation. After that, QSS function can be enabled. Here we will in troduce how to configure the QSS (For the configuration of QSS, here t ...
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TP-Link TL-WN781ND - page 39
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 33 Figure 4-3 2. Double click the icon on the desktop to open the QSS Utility and then you can see the welcome screen shown as Figure 4-4 . Click Next to continue. Figure 4-4 3. Then select Push the button on my access point in the next screen shown in Figure 4-5 and click Next . ...
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TP-Link TL-WN781ND - page 40
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 34 Figure 4-5 4. Then wait a minute until Figure 4-6 appears. Click Finish to complete the QSS configuration. Figure 4-6 4.2 PIN method There are two ways to configure the QSS by PIN method : 1 Enter a PIN into your AP device. 2 Enter the PIN from your AP device. ...
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TP-Link TL-WN781ND - page 41
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 35 Following are the detailed configuration procedure of each way. 4.2.1 Enter a PIN into your AP device 1. Double click the icon on the desktop to open the QSS Utility and then you can see the welcome screen shown as Figure 4-4 Click Next to continue. Figure 4-7 will appear. Select the second ...
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TP-Link TL-WN781ND - page 42
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 36 Figure 4-9 4. When Figure 4-6 appe ars, the QSS configuration is complete. 4.2.2 Enter the PIN from your AP device 1. Open the QSS Utility and you will see Figure 4-4 . Click Next to continue. Then Figure 4-10 will appear. Select the third option and enter the PI N value which is labeled on ...
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TP-Link TL-WN781ND - page 43
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 37 Appendix A: Specifications Normal Interface PCI-E Interface Standards IEEE 802.11n; IEEE802.11g; IEEE802.11b; Operating System Windows 2000 / Windows XP / Windows Vista / Windows 7 Radio Data Rate 11b: 1/2/5.5/11Mbps 11g: 6/9/12/18/ 24/36/48/54Mbps 11n: Up to 150Mbps Modulation 11b: CCK, QPS ...
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TP-Link TL-WN781ND - page 44
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 38 Appendix B: Glossary ¾ 802.11b - The 802.11b standard specifies a wirele ss product networking at 11 Mbps using direct-sequence spread-s pectrum (DSSS) technology and oper ating in the unlicensed radio spectrum at 2.4GHz, and WEP encryption for security. 802.11b networks are also referred t ...
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TP-Link TL-WN781ND - page 45
TL-WN781ND 150Mbps Wireless Lite N PCI Express Adapter 39 using WEP, you must determine the level of encryption. The type of encryption determines the key length. 128-bit encryption requires a lo nger key than 64-bit encryption. Keys are defined by entering in a string in HEX (hexadecim al - using characters 0-9, A-F) or ASCII (American Standard Co ...
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