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D-Link DWA-121 User Manual

Section 3 - Connecting to a Wireless Network

Configuring Wireless Security

It is recommended to enable wireless security (WPA/WPA2) on your wireless router or access point before configuring your wireless adapter. If you 

are joining an existing network, you will need to know the security key or passphrase being used.

2.  The utility will display any available wireless networks in your area.

1.  Click on the wireless icon in your system tray (lower-right corner).

Wireless

Summary of Contents for WA121B1

Page 1: ...Version 2 00 02 08 2017 DWA 121 User Manual Wireless N150 Pico USB Adapter ...

Page 2: ... Disable Other Wireless Adapters 8 Driver Installation 10 Wireless Installation Considerations 13 Connecting to a Wireless Network 14 Using Windows 10 14 Using Windows 8 1 Windows 8 16 Using Windows 7 18 Configuring Wireless Security 20 Troubleshooting 23 Wireless Basics 27 Wireless Modes 31 Networking Basics 32 Check your IP address 32 Statically Assign an IP address 33 Technical Specifications 3...

Page 3: ...o USB Adapter Manual and Warranty on CD Quick Installation Guide System Requirements A computer or laptop with an available USB port Windows 10 8 1 8 7 CD ROM drive 1 3 GHz processor and at least 128 MB of RAM A 802 11n g b access point or wireless router Product Overview Package Contents ...

Page 4: ...WPA2 encryption to prevent outside intrusion and protect your personal information D Link s Quick Setup Wizard easily guides you step by step through the installation process The D Link Wireless Manager is included with this product to help you keep track of your most frequently accessed networks Compact in size robust in speed the DWA 121 Wireless N 150 Pico USB Adapter conveniently provides you ...

Page 5: ...B port no external power source required USB 2 0 standard You can securely connect to a wireless network usingWPA WPA2 Wi Fi Protected Access providing you a much higher level of security for your data and communication than has previously been available Position the DWA 121 almost anywhere in your workspace to achieve the best reception possible Supports Infrastructure networks via an access poin...

Page 6: ...6 D Link DWA 121 User Manual Section 1 Product Overview Hardware Overview 1 USB Connector Used to connect the DWA 121 to your computer 1 ...

Page 7: ...apters Disable any built in wireless adapters Verify the settings such as the SSID and security settings of the network you want to connect to Remove Existing Installations If you ve installed a different manufacturer s adapter or a different model D Link adapter make sure the software is uninstalled beforeinstallingthenewsoftware Someutilitiesmaycauseaconflictwiththenewsoftware Ifyouplantousemult...

Page 8: ...Link wireless adapter it is recommended to disable the wireless adapter as well as any unused Ethernet adapters From the desktop right click on the My Computer icon and select Properties Click the Hardware tab and then click Device Manager Scroll down the list and click the sign to the left of Network Adapters Right click the adapter you would like to disable and select Disable ...

Page 9: ...Installation Click Yes to disable the adapter The adapter is now disabled When disabled a red X will be displayed Disabling the adapter will not remove the drivers If you would like to use the adapter simply right click it and select Enable ...

Page 10: ...pter to yourcomputer sUSBportbeforeinstallingthedriversoftwarefromtheD Link CD Turn on the computer and insert the D Link DWA 121 Driver CD in the CD ROM drive Note If the CD Autorun function does not automatically start on your computer go to Start Run In the run box type D autorun exe where D represents the drive letter of your CD ROM drive The D Link DWA 121 InstallShield Wizard window will app...

Page 11: ... Manual Section 2 Installation The welcome window will appear Click Next to continue Insert the adapter into an available USB port on your computer Click Next to continue If the Found New Hardware Wizard appears click Cancel ...

Page 12: ...ll now install Please allow 1 2 minutes for this process to finish The driver installation process is complete Click Finish to exit setup To connect to your wireless network see Connecting to a Wireless Network 14 Once a connection is established the Status LED should be solid blue ...

Page 13: ...ices A wall that is 1 5 feet thick 5 meters at a 45 degree angle appears to be almost 3 feet 1 meter thick At a 2 degree angle it looks over 42 feet 14 meters thick Position devices so that the signal will travel straight through a wall or ceiling instead of at an angle for better reception 3 Asolidmetaldoororaluminumstudsmayhaveanegativeeffectonrange Trytopositionaccesspoints wireless routers and...

Page 14: ...curity key of the device you are connecting to To join an existing network locate the wireless network icon in the taskbar next to the time display and click on it Wireless Icon Clicking on this icon will display a list of wireless networks which are within range of your computer Select the desired network by clicking on its SSID Connecting to a Wireless Network Using Windows 10 ...

Page 15: ... when your device is in range click the Connect Automatically check box Your computer will now automatically connect to this wireless network whenever it is detected You will then be prompted to enter the Wi Fi password network security key for the wireless network Enter the password into the box and click Next to connect to the network ...

Page 16: ...guring your wireless adapter If you are joining an existing network you will need to know the security key Wi Fi password being used To join an existing network locate the wireless network icon in the taskbar next to the time display Wireless Icon Clickingonthisiconwilldisplayalistofwirelessnetworkswhicharewithinconnecting proximity of your computer Select the desired network by clicking on the ne...

Page 17: ...prompted to enter the network security key Wi Fi password for the wireless network Enter the password into the box and click Next When you have established a successful connection to a wireless network the word Connected will appear next to the name of the network to which you are connected ...

Page 18: ...o the user manual of your wireless adapter for help with connecting to a wireless network Most utilities will have a site survey option similar to the Windows 7 utility as seen below If you receive the Wireless Networks Detected bubble click on the center of the bubble to access the utility You can also click on the wireless icon in your system tray lower right corner The utility will display any ...

Page 19: ...etwork Highlight the wireless network SSID you would like to connect to and click the Connect button If you get a good signal but cannot access the Internet check yourTCP IP settings for your wireless adapter Refer to Networking Basics on page 32 for more information ...

Page 20: ...rity WPA WPA2 on your wireless router or access point before configuring your wireless adapter If you are joining an existing network you will need to know the security key or passphrase being used 2 The utility will display any available wireless networks in your area 1 Click on the wireless icon in your system tray lower right corner Wireless ...

Page 21: ...anual Section 3 Connecting to a Wireless Network 3 Highlight the wireless network SSID you would like to connect to and click the Connect button 4 The following window appears while your computer tries to connect to the router ...

Page 22: ...e same security key or passphrase that is on your router and click Connect It may take 20 30 seconds to connect to the wireless network If the connection fails please verify that the security settings are correct The key or passphrase must be exactly the same as on the wireless router ...

Page 23: ...roblems that can occur during the installation and operation of the DWA 121 Read the following descriptions if you are having problems The examples below are illustrated in Windows 7 If you have a different operating system the process on your computer will be similar Go to Start Computer right click Properties This will bring up the System settings under the Windows Control Panel ...

Page 24: ...rk Adapters Right click on D Link DWA 121 USB Adapter Select Properties to check that the drivers are installed properly Look under Device Status to check that the device is working properly Click OK to continue D Link DWA 121 USB Adapter D Link DWA 121 Wireless N 150 Pico USB Adapter ...

Page 25: ...A 121 Wireless N150 Pico USB Adapter Check that the LED indicators for the broadband modem are indicating normal activity If not there may be a problem with the broadband connection Check that the LED indicators on the wireless router are functioning properly If not check that the AC power and Ethernet cables are firmly connected Check that the IP address subnet mask gateway and DNS settings are c...

Page 26: ...oint Double click on the WLAN icon in the taskbar click on Configuration to change the settings for the wireless adapter If Security is enabled make sure that the correct encryption keys are entered on both the DWA 121 and the access point Double click on the WLAN icon in the taskbar click Encryption Check to see that the key selected is set to the same key as other devices on the network ...

Page 27: ...lessLANsareusedincreasinglyinbothhomeandofficeenvironments andpublicareassuchasairports coffeeshops and universities Innovative ways to utilize WLAN technology are helping people to work and communicate more efficiently Increased mobility and the absence of cabling and other fixed infrastructure have proven to be beneficial for many users Wireless users can use the same applications they use on a ...

Page 28: ...ata from one point A to point B But wireless technology has restrictions as to how you can access the network You must be within the wireless network range area to be able to connect your computer There are two different types of wireless networks Wireless Local Area Network WLAN and Wireless Personal Area Network WPAN Wireless Local Area Network WLAN In a wireless local area network a device call...

Page 29: ...ones laptops speakers and other devices that operate on batteries Who uses wireless Wireless technology as become so popular in recent years that almost everyone is using it whether it s for home office business D Link has a wireless solution for it Home Gives everyone at home broadband access Surf the web check email instant message and etc Gets rid of the cables around the house Simple and easy ...

Page 30: ...cess of setting up a wireless network Tips Here are a few things to keep in mind when you install a wireless network Centralize your router or access point Makesureyouplacetherouter accesspointinacentralizedlocationwithinyournetworkforthebestperformance Try to place the router access point as high as possible in the room so the signal gets dispersed throughout your home If you have a two story hom...

Page 31: ...ng to another computer for peer to peer communication using wireless network adapters on each computer An Infrastructure network contains an access point or wireless router All the wireless devices or clients will connect to the wireless router or access point An ad hoc network contains only clients such as laptops with wireless USB adapters All the adapters must be in ad hoc mode to communicate W...

Page 32: ...steps below Click Start All Programs Accessories Command Prompt You may need administrative access to run this application For all additional prompt windows inquiring of running the command prompt application select Yes OK or Continue At the prompt type ipconfig and press Enter This will display the IP address subnet mask and default gateway of your adapter If the address is 0 0 0 0 check your ada...

Page 33: ...cted to your network Highlight Internet Protocol Version 4 TCP IPv4 and click Properties Click Use the following IP address and enter an IP address that is on the same subnet as your network or LAN IP address on your router or network Example If the router s LAN IP address is 192 168 0 1 make your IP address 192 168 0 X where X is a number between 2 and 99 Make sure that the number you choose is n...

Page 34: ...atible Security Wi Fi Protected Access WPA WPA2 Wi Fi Protected Setup PBC Frequency Range 2 4 GHz to 2 4835 GHz Operating Voltage 5 V DC 10 Current Consumption 100 mA Operating Temperature 0 C to 40 C 32 F to 104 F Operating Humidity 10 to 90 maximum non condensing Dimensions 19x15x6 2mm 0 75x0 59x0 24 inches Weight 2 grams 0 07 ounces Certifications FCC Class B CE ...

Page 35: ...ly as possible by using recyclable low toxic materials in both products and packaging D Link recommends that you always switch off or unplug your D Link products when they are not in use By doing so you will help to save energy and reduce CO2 emissions To learn more about our environmentally responsible products and packaging please visit www dlinkgreen com DEUTSCH DE Dieses Symbol auf dem Produkt...

Page 36: ...fie que conformément aux lois et règlementations locales ce produit ne doit pas être éliminé avec les déchets domestiques mais recyclé Veuillez le rapporter à un point de collecte prévu à cet effet par les autorités locales certains accepteront vos produits gratuitement En recyclant le produit et son emballage de cette manière vous aidez à préserver l environnement et à protéger la santé de l homm...

Page 37: ... productos y embalajes ecológicos visite el sitio www dlinkgreen com ITALIANO IT La presenza di questo simbolo sul prodotto o sulla confezione del prodotto indica che in conformità alle leggi e alle normative locali questo prodotto non deve essere smaltito nei rifiuti domestici ma avviato al riciclo Una volta terminato il ciclo di vita utile portare il prodotto presso un punto di raccolta indicato...

Page 38: ...iendelijk mogelijk door het gebruik van recycleerbare producten met lage toxiciteit in product en verpakking D Link raadt aan om steeds uw D Link producten uit te schakelen of uit de stekker te halen wanneer u ze niet gebruikt Door dit te doen bespaart u energie en beperkt u de CO2 emissies Breng een bezoek aan www dlinkgreen com voor meer informatie over onze milieuverantwoorde producten en verpa...

Page 39: ...wpływ na środowisko prosimy zapoznać się ze stroną Internetową www dlinkgreen com ČESKY CZ Tentosymbolnavýrobkunebojehoobaluznamená žepodlemístněplatnýchpředpisůsevýrobeknesmívyhazovatdokomunálního odpadu ale odeslat k recyklaci Až výrobek doslouží odneste jej prosím na sběrné místo určené místními úřady k tomuto účelu Některá sběrná místa přijímají výrobky zdarma Recyklací výrobku i obalu pomáhát...

Page 40: ...n és a széndioxid kibocsátásának csökkentésében Környezetbarát termékeinkről és csomagolásainkról további információkat a www dlinkgreen com weboldalon tudhat meg NORSK NO Dette symbolet på produktet eller forpakningen betyr at dette produktet ifølge lokale lover og forskrifter ikke skal kastes sammen med husholdningsavfall men leveres inn til gjenvinning Vennligst ta det til et innsamlingssted an...

Page 41: ... minimere denne indvirkning designer og producerer D Link sine produkter så de er så miljøvenlige som muligt ved at bruge genanvendelige materialer med lavt giftighedsniveau i både produkter og emballage D Link anbefaler at du altid slukker eller frakobler dine D Link produkter når de ikke er i brug Ved at gøre det bidrager du til at spare energi og reducere CO2 udledningerne Du kan finde flere op...

Page 42: ...ause 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 of the following measures Reorient or relocate the...

Page 43: ... Specific Absorption Rate or SAR The SAR limit set by the FCC is 1 6W kg Tests for SAR are conducted using standard operating positions accepted by the FCC with the device transmitting at its highest certified power level in all tested frequency bands For body worn operation this device has been tested and meets the FCC RF exposure guidelines for use with an accessory that contains no metal and be...

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