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D-Link DWA-125 User Manual
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D-Link DWA-125 User Manual

Wireless n 150 usb adapter
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Summary of Contents for D-Link DWA-125

  • Page 2: Table Of Contents

    Warranty ................36 Adapter Installation ..............11 Connect to a Wireless Network ........14 Wi-Fi Protected Setup (WPS) ..........14 ® Windows® 8 ...................15 Windows® 7 ...................17 Windows Vista® ................19 Windows® XP ................21 Troubleshooting ..............23 Wireless Basics ..............26 Wireless Modes ................30 D-Link DWA-125 User Manual...

  • Page 3: Product Overview

    Section 1 - Product Overview Product Overview Package Contents D-Link DWA-125 Wireless N 150 USB Adapter Cradle (only available in some regions) CD with drivers and user manual Quick install Guide System Requirements • Windows® 8, 7, Vista®, or XP (32/64-bit) •...

  • Page 4: Introduction

    Introduction The DWA-125 Wireless N 150 USB Adapter is a convenient wireless connectivity solution for desktop or notebook PCs. Instead of stringing Ethernet cables to your PC or dismantling your desktop computer case, the DWA-125 can enable 802.11n wireless connectivity by simply utilizing your desktop or notebook PC’s USB port.

  • Page 5: Features

    Protected Access) providing you a much higher level of security for your data and communication than has previously been available. • Position the DWA-125 almost anywhere in your workspace to achieve the best reception possible. • Supports Infrastructure networks via an access point or wireless router.

  • Page 6: Hardware Overview

    If the light is off, the adapter is not properly installed. Press the WPS button to automatically connect to a WPS-enabled wireless router or access point and WPS Button establish connectivity. Refer to page 15. D-Link DWA-125 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 conflict 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 Adapters

    Section 2 - Installation Disable Other Adapters Most newer laptops may include a built-in wireless adapter. To prevent any conflicts with the D-Link wireless adapter, it is recommended to disable the wireless adapter (as well as any unused Ethernet adapters).
  • Page 9 When the adapter is disabled, a down arrow or a grayed icon 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 DWA-125 User Manual...

  • Page 10: Wireless Installation Considerations

    The key to maximizing wireless range is to follow these basic guidelines: 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 connect the DWA-125 Wireless N 150 USB Adapter to your computer before installing the driver software from the D-Link Turn on the computer and insert the D-Link DWA-125 Driver CD in the CD-ROM drive.
  • Page 12 Section 2 - Installation The InstallShield Wizard window will appear. Once the Welcome screen appears, click Next to continue. Connect the DWA-125 adapter to an available USB slot on your computer. Click Next to continue. D-Link DWA-125 User Manual...
  • Page 13 Section 2 - Installation Your DWA-125 adapter is now installed. D-Link DWA-125 User Manual...

  • Page 14: Connect To A Wireless Network

    “Push Button Configuration” (PBC) is a physical button on the DWA-125 and most wireless devices such as routers. A connection can be established by pressing the WPS button on the DWA-125 and then pushing the button on your access point or wireless router within 120 seconds.

  • Page 15: Windows® 8

    2. A list of available wireless networks will appear. 3. Click the wireless network (SSID) you want to connect to and then click Connect. 4. If the network is secure/encrypted, enter the Wi-Fi password (security key) and click Next. D-Link DWA-125 User Manual...
  • Page 16 If you get a good signal but cannot access the Internet, confirm the encryption by reviewing the profile or check the TCP/IP settings for your wireless adapter. Refer to the Networking Basics section in this manual for more information. D-Link DWA-125 User Manual...

  • Page 17: Windows® 7

    Section 3 - Connect to a Wireless Network Windows® 7 1. Click on the wireless icon in your system tray (lower-right corner). 2. The utility will display any available wireless networks in your area. D-Link DWA-125 User Manual...
  • Page 18 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 DWA-125 User Manual...

  • Page 19: Windows Vista

    1. Open the 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 DWA-125 User Manual...
  • Page 20 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 DWA-125 User Manual...

  • Page 21: Windows® Xp

    1. Open the Windows 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 DWA-125 User Manual...
  • Page 22 It may take 20-30 seconds to connect to the wireless network. If the connection fails, please verify that the WPA/WPA2-Personal settings are correct. The WPA/WPA2-Personal passphrase must be exactly the same as on the wireless router or access point. D-Link DWA-125 User Manual...

  • Page 23: Troubleshooting

    Section 4 - Troubleshooting Troubleshooting This chapter provides solutions to problems that can occur during the installation and operation of the DWA-125. Read the following descriptions if you are having problems. 1. How do I know if my adapter is installed properly? Windows XP - Go to Start >...
  • Page 24 Section 4 - Troubleshooting Click the + sign next to Network Adapters. Right-click on D-Link DWA-125 Wireless N 150 USB Adapter. Select Properties to check that the drivers are installed properly. Look under Device Status to check that the device is working properly.
  • Page 25 • In Infrastructure mode, make sure the same Service Set Identifier (SSID) is specified on the settings for the wireless clients and access points. By default, the SSID factory setting for D-Link products is blank. (Double-click on the WLAN icon in the taskbar. The Link Info screen will display the SSID setting.)

  • Page 26: Wireless Basics

    D-Link wireless products are based on industry standards to provide easy-to-use and compatible high-speed wireless connectivity within your home, business or public access wireless networks. 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.
  • Page 27 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. How does wireless work? Wireless works similar to how cordless phone work, through radio signals to transmit data from one point A to point B.
  • Page 28 Who uses wireless? Wireless technology has become so popular in recent years that almost everyone is using it, whether it’s for home, office, or business, D-Link has a wireless solution for it. Home • Gives everyone at home broadband access •...
  • Page 29 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 the Internet from remote locations like: Airports, Hotels, Coffee Shops, Libraries, Restaurants, and Convention Centers.

  • Page 30: Wireless Modes

    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. D-Link DWA-125 User Manual...

  • Page 31: 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 32: Statically Assign An Ip Address

    • Click on Start > Control Panel. Make sure you are in Classic View. Double-click on the Network Connections icon. • 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.

  • Page 33: Windows® 7/ Vista® Users

    Windows Vista, click on Manage network connections along the left panel in the window. For Windows® 7, click on Change adapter settings. • Right-click on the Local Area Connection which represents your D-Link wireless network adapter which will be connected to your network. • Highlight Internet Protocol Version 4 (TCP /IPv4) and click Properties.

  • Page 34: Windows® 8 Users

    Windows® 8 Users • Press the Windows key and then type IP. Click Settings on the right side and then click View Network Connections. • Right-click on the adapter which represents your D-Link wireless network adapter. • Highlight Internet Protocol Version 4 (TCP /IPv4) and click Properties.

  • Page 35: Technical Specifications

    * Maximum wireless signal rate derived from IEEE Standard 802.11n and 802.11g specifications. Actual data throughput will vary. Network conditions and environmental factors, including volume of network traffic, building materials and construction, and network overhead, lower actual data throughput rate. Environmental factors will adversely affect wireless signal range. D-Link DWA-125 User Manual...

  • Page 36: Warranty

    USB connectors on the host computer are unable to provide or ensure the necessary operating configurations intended for the device and its users or bystanders to satisfy RF exposure compliance requirements. D-Link DWA-125 User Manual...
  • Page 37 This equipment complies with IC radiation exposure limits set forth for an uncontrolled environment. End users must follow the specific operating instructions for satisfying RF exposure compliance. To maintain compliance with IC RF exposure compliance requirements, please follow operation instruction as documented in this manual. 以下警語適用台灣地區 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及功能。 低功率射頻電機之使用不得影響飛航安全及干擾合法通信；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，指依電信法規定作業之無線電通信。低功率射頻電機須忍受合法通信或工業、科學及醫療用電波輻射性電機設備之干擾。 D-Link DWA-125 User Manual...

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