Advertisement

Wireless USB Adapter
User Guide

Advertisement

Table of Contents
loading

Summary of Contents for Alfa Network AWUS036ACM

  • Page 1 Wireless USB Adapter User Guide...
  • Page 2: 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 3: Ce Mark Warning

    FCC RF Radiation Exposure Statement This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment. End users must follow the specific operating instructions for satisfying RF exposure compliance. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter.
  • Page 4 CONTENTS Chapter 1 Installation Guide ................. 2 1.1 Software Installation ..................2 Overview ......................2 1.1.1 Installation Guide ....................2 1.1.2 1.3 Uninstall Software ..................... 6 Uninstall the utility software from your PC ............6 2.3.1 2.3.2 Uninstall the driver software from your PC ............
  • Page 5: Chapter 1 Installation Guide

    ALFA WiFi USB Adapter User Guide Chapter 1 Installation Guide 1.1 Software Installation 1.1.1 Overview The Setup Wizard will guide you through the installation of the Utility and drivers. Before you install the software, please connect the ALFA WiFi USB Device with your computer by USB cable.
  • Page 6 ALFA WiFi USB Adapter User Guide 2. Then you’ll see the screen as below. You can choose which to be installed. Figure 2-2 Setup Type...
  • Page 7 ALFA WiFi USB Adapter User Guide 3. In the following screen, select the configuration tool. Figure 2-3 Setup Type If you want to install the Wireless LAN Adapter Utility, please select the Ralink Configuration Tool and click Next. If you only want to use the Microsoft Zero Configuration Tool to configure the wireless connection, please select Microsoft Zero Configuration Tool and click Next.
  • Page 8 ALFA WiFi USB Adapter User Guide 6. The following screen for installing will appear. Figure 2-5 Setup Status 7. After the files have been successfully copied, the screen in Figure 2-6 will appear. Click the Finish button to finish the installation and reboot the system. Figure 2-6 InstallShield Wizard Complete...
  • Page 9: Uninstall Software

    ALFA WiFi USB Adapter User Guide After installing the driver successfully, you should see an icon in your system tray. 1.2 Uninstall Software 1.2.1 Uninstall the utility software from your PC On the Windows taskbar, click the Start button, point to Programs – Ralink Wireless, and then click Uninstall RT2870.
  • Page 10: Uninstall The Driver Software From Your Pc

    ALFA WiFi USB Adapter User Guide Follow the Install Shield Wizard to uninstall the utility software from your PC. 1.2.2 Uninstall the driver software from your PC On the Windows taskbar, click the Start button, and then click Control Panel. Double-click the System icon, click on the Hardware tab in the System window.
  • Page 11: Chapter 2 Configuration

    ALFA WiFi USB Adapter User Guide Chapter 2 Configuration 2.1 Configuration of Utility 802.11n USB Adapter can be configured by its utility for Windows XP/ Vista/ 7. This section will take the configuration in Windows XP for example and guide you to configure your wireless adapter for wireless connectivity with trustable data security encryption features.
  • Page 12: Site Survey

    ALFA WiFi USB Adapter User Guide 2.1.1 Site Survey Click the Site Survey icon on the screen of the Utility and the Site Survey screen with many available wireless network choices will appear. The AP list will be updated every two seconds. The AP list includes most used fields, such as SSID, network type, channel used, wireless mode, security status and the signal percentage.
  • Page 13 ALFA WiFi USB Adapter User Guide  Import a profile  Export a profile  Add a WPS profile Figure 2-3 Profile List  - Click to add a new profile.  - Deletes an existing profile.  - Click to edit an existing profile. ...
  • Page 14 ALFA WiFi USB Adapter User Guide  - Back to the previous page.  - Continue to the next page.  Profile Name - Identifies the configuration profile. This name must be unique. Profile names are not case-sensitive.  SSID - The IEEE 802.11 wireless network name. This field has a maximum limit of 32 characters.
  • Page 15 ALFA WiFi USB Adapter User Guide In the screen that follows, enter the key of the AP in the empty field. Here takes Key 1234567890 for example. If the wireless network you are trying to connect is security-enabled, you must enter the corresponding key to establish a successful connection. Then click the Next icon to continue.
  • Page 16 ALFA WiFi USB Adapter User Guide Figure 2-8 Profile Added Successfully 2.1.2.2. Delete a profile Highlight the desired profile name on Profile List and click the Delete icon . The profile will be removed from the list. Figure 2-9 Delete a Profile...
  • Page 17 ALFA WiFi USB Adapter User Guide 2.1.2.3. Edit a profile Highlight the desired profile name on Profile List, and click the Edit icon , the Profile configuration screen will appear as shown in Figure 2-10. You can make some changes of the profile, for instance, you can change the Profile Name to name it like My Network.
  • Page 18 ALFA WiFi USB Adapter User Guide 2.1.2.6. Add a WPS profile Click the Add WPS Profile icon of the Utility and you can configure the WPS function to join an existing network quickly in the following screen. Figure 2-11 Profile List If the wireless card supports Wi-Fi Protected Setup (WPS), you can establish a wireless connection between wireless card and router using either Push Button Configuration (PBC) method or PIN method.
  • Page 19 ALFA WiFi USB Adapter User Guide PBC Method If your Access Point is equipped with a push-button for Wi-Fi Protected Setup, you can connect the adapter to the Access Point by Push-Button Configuration (PBC) method. Step 1 Press the WPS button on your Access Point device. Figure 2-12 Press the WPS Button Step 2 Click the Add to Profile icon on the screen as Figure 2-11.
  • Page 20 ALFA WiFi USB Adapter User Guide Step 5 The Adapter will search for the AP to establish connection automatically. Figure 2-15 Step 6 Then wait a moment until Figure 2-16 appears. Figure 2-16 II. PIN Method If your Access Point supports Wi-Fi Protected Setup and the PIN method, you can add the adapter to the network by the following two ways: Enter the PIN into my Access Point Step 1...
  • Page 21 ALFA WiFi USB Adapter User Guide Figure 2-17 Step 3 Choose the Config Mode as Enrollee and click the Next icon on the screen. Meanwhile, enter the PIN code of the adapter (here takes 33716435 in the screen for example) into the configuration utility of the AP. For the detailed instructions of the AP configuration, please refer to the User Guide of the AP.
  • Page 22 ALFA WiFi USB Adapter User Guide Enter a PIN from my Access Point Step 1 Click the Add to Profile icon on the screen as Figure 2-11. Step 2 Select the desired SSID from the WPS AP List (take ALFA_free for example) and then tick PIN/numeric code on the screen below.
  • Page 23: Link Information

    ALFA WiFi USB Adapter User Guide Step 4 Click Start PIN on the following screen. Figure 2-22 Start PIN Step 5 When Figure 2-16 appears, the configuration is complete. Note: The default PIN code of the AP always can be found in its label or User Guide. 2.1.3 Link Information Click the Link Information icon of the Utility and you will see the following screen displaying...
  • Page 24 ALFA WiFi USB Adapter User Guide  Network Type - The type of network and the station currently connected are shown here. The options include: • Infrastructure (access point) • Ad Hoc  Central Channel - The channel of the currently connected AP. Click the Throughput icon , you can view the Link Quality, Signal Strength and Link Speed to see whether the Adapter is working well.
  • Page 25: Advanced

    ALFA WiFi USB Adapter User Guide  Retransmitted Successfully - Successfully retransmitted frames numbers.  Fail To Receive ACK After All Retries - Frames failed transmit after hitting retry limit. Figure 2-26 Receive Statistics  Received Successfully - The number of frames successfully received. ...
  • Page 26: About

    ALFA WiFi USB Adapter User Guide  Wireless Mode - Specifies 2.4 GHz 150 Mbps, 2.4 GHz 54 Mbps or 2.4 GHz 11 Mbps operation in an access point network. The Wireless adapter must match the wireless mode of the access point with which it associates. ...
  • Page 27: Configure With Windows Xp Wireless Zero Configuration

    ALFA WiFi USB Adapter User Guide Click the Profile icon of the utility and click the Add button on the screen that appears. The Profile configuration screen will appear, please select SSID ALFA_free from the drop- down list. Enter Test for the Profile Name, and select Infrastructure for the Network Type, then click Next to the next page.
  • Page 28 ALFA WiFi USB Adapter User Guide Note: If you have not installed SP2 for Windows XP, the screen above will not be available. 3. Enter the key and click Connect to continue. Figure 2-31 Enter Network Key 4. If the connection is finished, you will see the screen as Figure 3-35 shows. Figure 2-32 Connected...
  • Page 29: Chapter 3 Ap Mode

    ALFA WiFi USB Adapter User Guide Chapter 3 AP Mode Click the icon to switch to AP Mode. In this mode you can use the 802.11n USB WLAN adapter as a soft AP. Figure 3-1 Note: At this time, if your PC have Installed other network card (wireless or wire), you will be prompted “ICS Select WAN Adapter”...
  • Page 30 ALFA WiFi USB Adapter User Guide Step 1. Click Config AP icon, the following screen will pop up. Click Next to continue. Figure 3-4 Config AP  SSID - Enter the SSID of your soft AP, for example, you can name it My Network instead of the default name SoftAP-2A.
  • Page 31: Advanced

    ALFA WiFi USB Adapter User Guide Step 4. Enter the Key in the empty field to make your AP security enabled (here takes 123456789 for example). Only by entering the corresponding key can other computers establish a successful connection with your AP. Figure 3-7 3.2 Advanced Click the Advanced icon, the following screen will appear.
  • Page 32: Access Control List

    ALFA WiFi USB Adapter User Guide 3.3 Access Control List Click the Access Control List icon of the utility and the Access Control List screen will appear as Figure 3-9. In this page, you can enable/disable the AP to connect with the specified Mac address.
  • Page 33 ALFA WiFi USB Adapter User Guide Figure 3-10 Add an Mac Address to the List Figure 3-11 Remove an existing Mac Address from the List...
  • Page 34: Associate List

    ALFA WiFi USB Adapter User Guide Figure 3-12 Clear All MAC Addresses 3.4 Associate List Figure 3-13 shows the link status page. It displays detailed station information of current connection. Figure 3-13 Mac Table Function...
  • Page 35: About

    ALFA WiFi USB Adapter User Guide  MAC Address - The station’s Mac address of the current connection.  AID - Raise value by current connection.  Power Saving Mode - Support Power Saving Mode on the currently connected station. ...
  • Page 36: Appendix A: Glossary

    ALFA WiFi USB Adapter User Guide Appendix A: Glossary 802.11a - Specification for wireless networking at 54 Mbps using direct-sequence spread-spectrum (DSSS) technology, using OFDM modulation and operating in the unlicensed radio spectrum at 5GHz, 802.11b - The 802.11b standard specifies a wireless 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.
  • Page 37 ALFA WiFi USB Adapter User Guide more bandwidth is consumed than in the case of narrowband transmission, but the trade off produces a signal that is, in effect, louder and thus easier to detect, provided that the receiver knows the parameters of the spread-spectrum signal being broadcast. If a receiver is not tuned to the right frequency, a spread-spectrum signal looks like background noise.

Table of Contents