D-Link DWL-G122 User Manual
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D-Link DWL-G122 User Manual

Wireless g usb adapter
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Summary of Contents for D-Link DWL-G122

  • Page 2: Table Of Contents

    Wireless Basics ............43 Adapter Installation ..........11 Wireless Modes ............. 47 Coniguration ............. 17 Networking Basics ............ 48 D-Link Wireless Connection Manager ....17 Check your IP address .......... 48 Wireless Networks ........... 18 XP/2000 Users........ 48 Windows ®...

  • Page 3: Product Overview

    Section 1 - Product Overview Product Overview Package Contents • D-Link DWL-G122 Wireless G USB Adapter • Cradle • Manual and Warranty on CD • D-Link Wireless Connection Manager on CD • Quick Installation Guide System Requirements • A computer or laptop with an available USB 2.0 port •...

  • Page 4: Introduction

    You can also enable support for WPA and WPA2, for better data encryption and user authentication. The DWL-G122 is a Wireless USB 2.0 adapter that installs quickly and easily into any desktop or laptop PC with an available USB port. You can simply plug in the DWL-G122 to enjoy the freedom of wireless networking. When used with other D-Link Wireless G products in their default coniguration, the DWL-G122 automatically discovers and connects to the wireless network.

  • Page 5: Features

    Protected Setup (WPS) providing you a much higher level of security for your data and communication than has previously been available. • Position the DWL-G122 almost anywhere in your workspace to achieve the best reception possible. • ƒ ¡ ¡ ¢ £ ¤ ¥ ¦ § ¨ £ © ¥ ¤ £  ¤ £  §  ¤  ¢ £  ¥   © © § ©    ¥ ¥ ¡ ¢  § ¤...

  • Page 6: Hardware Overview

    Hardware Overview WPS Button Press the WPS button to automatically connect to a WPS-enabled wireless router or access point and establish connectivity. Refer to pg 19. USB Port Used to connect the DWL-G122 to your computer. D-Link DWL-G122 User Manual...

  • Page 7: Installation

    Remove Existing Installations If you’ve installed a different manufacture’s adapter or a different model D-Link adapter, make sure the software is uninstalled before installing the new software. Some utilities may cause a conlict with the new software. If you plan to use multiple adapters at different times, make sure the utilities are not set to load when your computer boots up.

  • Page 8: Disable Other Wireless Adapters

    Section 2 - Installation Disable Other Wireless Adapters Most newer laptops may include a built-in wireless adapter. To prevent any conlicts with the D-Link wireless adapter, it is recommended to disable the wireless adapter (as well as any unused Ethernet adapters).
  • Page 9 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. D-Link DWL-G122 User Manual...

  • Page 10: Wireless Installation Considerations

    1. Keep the number of walls and ceilings between the D-Link adapter and other network devices to a minimum - each wall or ceiling can reduce your adapter’s range from 3-90 feet (1-30 meters.) Position your devices so that the number of walls or ceilings is minimized.

  • Page 11: Adapter Installation

    Section 2 - Installation Adapter Installation Warning: Do NOT install the DWL-G122 USB Adapter into your computer before installing the driver software from the D-Link CD. Turn on the computer and Insert the D-Link DWL-G122 Driver CD in the CD-ROM drive.
  • Page 12 The InstallShield Wizard window will appear. Click Next By default setup will install to the default location: C:\Program Files\D-Link\DWL-G122, where C: represents the drive letter of your hard drive. To install to a different location click Browse and specify the location.
  • Page 13 The Wireless Connection Wizard will now appear. If you want to manually connect to a wireless network, refer to page 15. The following instructions will connect you to a wireless network using Wi-Fi Protected Setup (WPS). Click Next D-Link DWL-G122 User Manual...
  • Page 14 Press the WPS button on your access point or wireless router within 2 minutes to establish connectivity. When this screen appears, you have successfully connected to your wireless network. Click Finish to complete your setup. Click Finish D-Link DWL-G122 User Manual...
  • Page 15 Click Scan to display the site survey page. Click Next Click the Scan button to display a list of wireless networks (site survey). Click on the network name (SSID) and click Next. Click Next D-Link DWL-G122 User Manual...
  • Page 16 Section 2 - Installation Click Finish to continue. If you are prompted to reboot your computer, select Yes, I want to restart my computer now. Click Finish D-Link DWL-G122 User Manual...

  • Page 17: Coniguration

    Section 3 - Configuration Configuration This section will show you how to conigure your new D-Link wireless adapter using the D-Link Utility as well as the XP Zero Coniguration Utility and Vista WLAN Autoconiguration. ® Windows D-Link Wireless Connection Manager The D-Link DWL-G122 uses the Wireless Connection Manager as the management software.

  • Page 18: Wireless Networks

    Enter the security information to connect (refer to the Wireless Security section for more information). Activate Button: Select a wireless network profile from the drop-down menu and click Activate to connect. Allow up to 30 seconds to connect. D-Link DWL-G122 User Manual...

  • Page 19: Wi-Fi Protected Setup (Wps)

    Entering this number in the utility of the WPS-enabled wireless router or access point connects you with the intended wireless network. Refer to the next page for more information. D-Link DWL-G122 User Manual...

  • Page 20: Push Button

    2. Press the WPS button located on your access point or router to continue. This screen will appear once you have successfully established connection with your network. D-Link DWL-G122 User Manual...
  • Page 21 Enter this number in your access point or wireless router. Please refer to the manufacture’s manual for instructions. Once you click Next, you will have 2 minutes to enter this number in your access point or wireless router. Click Next D-Link DWL-G122 User Manual...
  • Page 22 Section 3 - Configuration The adapter will try to establish connectivity to your access point or wireless router. When this screen appears, you have successfully established connectivity. Click Finish to complete your setup. Click Finish D-Link DWL-G122 User Manual...

  • Page 23: My Wireless Networks

    Activate: seconds to connect to the wireless network. The Proile Details section will display information Profile Details: about the wireless network such as the network name (SSID), network type (Infrastructure), and if the network is secured. D-Link DWL-G122 User Manual...

  • Page 24: Add Proile

    Infrastructure. (Ad-hoc mode is not supported) Security Type: Select the type of security used. Please refer to the Wireless Security section for more information. OK Button: Click OK to save your settings. D-Link DWL-G122 User Manual...

  • Page 25: Modify Proile

    Displays the network type. T S X Y P I ` a Security Type: Select the type of security used. Please refer to the Wireless Security section for more information. OK Button: Click OK to save your settings. D-Link DWL-G122 User Manual...

  • Page 26: Support

    Section 3 - Configuration Support If you need help, click the Support button. A panel will appear to the right of the utility which will display information about the utility. D-Link DWL-G122 User Manual...

  • Page 27: About

    Section 3 - Configuration About The About screen gives you information about the Firmware and Utility Versions of the DWL-G122. D-Link DWL-G122 User Manual...

  • Page 28: Connect To A Wireless Network

    Click on a network (displayed using the SSID) and click the Connect button. If you get a good signal but cannot access the Internet, check you TCP/IP settings for your wireless adapter. Refer to the Networking Basics section in this manual for more information. D-Link DWL-G122 User Manual...
  • Page 29 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. D-Link DWL-G122 User Manual...

  • Page 30: Using Windows ® Xp

    Click on a network (displayed using the SSID) and click the Connect button. If you get a good signal but cannot access the Internet, check you TCP/IP settings for your wireless adapter. Refer to the Networking Basics section in this manual for more information. D-Link DWL-G122 User Manual...

  • Page 31: Wireless Security

    Section 4 - Wireless Security Wireless Security This section will show you the different levels of security you can use to protect your data from intruders. The DWL-G122 offers the following types of security: • WPA2 (Wi-Fi Protected Access 2) • WPA2-PSK (Pre-Shared Key) •...

  • Page 32: Conigure Wpa/Wpa2 Passphrase

    Section 4 - Wireless Security Configure WPA/WPA2 Passphrase Using the D-Link Wireless Connection Manager It is recommended to enable WPA-PSK on your wireless router or access point before coniguring your wireless adapter. If you are joining an existing network, you will need to know the WPA-PSK passphrase being used.
  • Page 33 Make sure you enter the passphrase exactly the same on all wireless devices. 1. Open the Wireless Connection Manager by double-clicking on the D-Link icon on your desktop. Click on New to create a new proile or highlight an existing proile and click Modify.

  • Page 34: Using Windows Vista

    Wireless Utility by right-clicking on the wireless computer icon in your system tray (lower right corner of screen). Select Connect to a network. 2. Highlight the wireless network (SSID) you would like to connect to and click Connect. D-Link DWL-G122 User Manual...
  • Page 35 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. D-Link DWL-G122 User Manual...

  • Page 36: Using The Windows Xp Utility

    XP Wireless Utility by right-clicking on the wireless computer icon in your system tray (lower-right corner of screen). Select View Available Wireless Networks. 2. Highlight the wireless network (SSID) you would like to connect to and click Connect. D-Link DWL-G122 User Manual...
  • Page 37 It may take 20-30 seconds to connect to the wireless network. If the connection fails, please verify that the WPA-PSK settings are correct. The WPA-PSK passphrase must be exactly the same as on the wireless router or access point. D-Link DWL-G122 User Manual...

  • Page 38: Conigure Wpa/Wpa2 (Radius)

    WPA and WPA2 are for advanced users who are familiar with using a RADIUS server and setting up certiicates. 1. Open the Wireless Connection Manager by double-clicking on the D-Link icon on your desktop. Click on New to create a new proile or highlight an existing proile and click Modify.

  • Page 39: Troubleshooting

    Section 5 - Troubleshooting Troubleshooting This chapter provides solutions to problems that can occur during the installation and operation of the DWL-G122. Read the following descriptions if you are having problems. (The examples below are illustrated in Windows ® XP. If you have a different operating system, the screenshots on your computer will look similar to the following examples.)
  • Page 40 Section 5 - Troubleshooting Click the + sign next to Network Adapters. D-Link Airplus G DWL-G122 Wireless Adapter (ver. E) Select Properties to check that the drivers are installed properly. D-Link DWL-G122 USB Adapter Look under Device Status to check that the device is working properly.
  • Page 41 If Windows does not detect the hardware upon insertion of the adapter, make sure to completely remove drivers that were previously loaded. 3. The computer with the DWL-G122 installed is unable to connect to the wireless network and/or the Internet.
  • Page 42 If Security is enabled, make sure that the correct encryption keys are entered on both the DWL-G122 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 43: Wireless Basics

    Strictly adhering to the IEEE standard, the D-Link wireless family of products will allow you to securely access the data you want, when and where you want it. You will be able to enjoy the freedom that wireless networking delivers.
  • Page 44 Why D-Link Wireless? D-Link is the worldwide leader and award winning designer, developer, and manufacturer of networking products. D-Link delivers the performance you need at a price you can afford. D-Link has all the products you need to build your network.
  • Page 45 PDAs, headphones, 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, ofice, business, D-Link has a wireless solution for it. Home • Gives everyone at home broadband access •...
  • Page 46 The wireless connection in public places is usually called “hotspots”. Using a D-Link USB Adapter with your laptop, you can access the hotspot to connect to Internet from remote locations like: Airports, Hotels, Coffee Shops, Libraries, Restaurants, and Convention Centers.

  • Page 47: Wireless Modes

    • Infrastructure – All wireless clients will connect to an access point or wireless router. • Ad-Hoc – Directly connecting to another computer, for peer-to-peer communication, using wireless network adapters on each computer. Unfortunately 802.11g/n products such as the DWL-G122 do not support ad-hoc mode.

  • Page 48: Networking Basics

    Check your IP address After you install your new D-Link wireless adapter and have established a wireless connection, by default, the TCP/IP settings should be set to obtain an IP address from a DHCP server (i.e. router) automatically. To verify your IP address, please follow the steps below.

  • Page 49: Statically Assign An Ip Address

    ® 2000 – From the desktop, right-click My Network Places > Properties. • Right-click on the Local Area Connection which represents your D-Link wireless network adapter (or other adapter) which will be connected to your router. • Highlight Internet Protocol (TCP/IP) and click Properties.

  • Page 50: Windows Vista Users

    • Click on Start > Control Panel. Make sure you are in Classic View. Double-click on the Network and Sharing Center icon. Along the left panel in the window, click on Manage network connections. • Right-click on the Local Area Connection which represents your D-Link wireless network adapter which will be connected to your network.

  • Page 51: Technical Speciications

    * Maximum wireless signal rate derived from IEEE Standard 802.11n-draft and 802.11g speciications. Actual data throughput will vary. Network conditions and environmental factors, including volume of network trafic, building materials and construction, and network overhead, lower actual data throughput rate. Environmental factors will adversely affect wireless signal range. D-Link DWL-G122 User Manual...

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