Suga Electronics Limited IEEE 802.11 b/g/n WLAN USB Module SWN21MB User Manual Version: 1.
Suga Electronics Limited Contents Chapter 1: Product Information .......................................................................3 Introduction.............................................................................................................3 Features ...................................................................................................................3 Chapter 2: Installation Guide.............................................................................4 Overview.......
Suga Electronics Limited Chapter 1: Product Information Introduction Suga SWN21MB is a USB 2.0 WLAN module supporting IEEE 802.11 b/g/n at 2.4 GHz radio operation. The WLAN module provides high-speed wireless connectivity with data rate from 1 Mbps up to 150 Mbps theoretically. Additionally, wireless roaming allows the user to move among different access points (AP) without losing the connection.
Suga Electronics Limited Chapter 2: Installation Guide Overview The SWN21MB WLAN module will be installed into the embedded system user various operation systems (OS) such as Windows 2000/XP/CE or Linux. In this OEM manual, we will use Window XP as an example to show you how to install the driver on the OS. The SWN21MB setup Wizard will guide you through the installation procedure. This Wizard will also guide you installing the Utility and drivers.
Suga Electronics Limited 2. The dialog box Setup Type shows as Figure 2-2 will allow you to choose your wanted driver, you can select the best suit your needs. It is recommended to choose the Install driver and Ralink WLAN Utility, and click on the button Next >.
Suga Electronics Limited 3. The Setup Type dialog box as shown in Figure 2-3 appears on the screen, you can choose either using Ralink Configuration Tools or Microsoft Zero Configuration Tool to configure your new IEEE 802.11 b/g/n USB WLAN module. However, it is recommended to select Ralink Configuration Tool to configure the module as it provides fully access to all functions of the module.
Suga Electronics Limited 5. Please wait for a moment and the dialog box of Setup Status as Figure 2-5 will appear on the screen. 6. When the computer finish the driver installation. The screen of Figure 2-6 will then appear. Click the Finish to complete the installation.
Suga Electronics Limited 7. A new icon will appear at the lower-right corner of your computer after driver installation. If you put the mouse cursor on top of the icon, a pop up message box will indicate to you that the WLAN module does not exist. 8. Please plug in the SWN21MB WLAN module into your embedded system for the hardware installation. Hardware Installation 1. Connect one end of the USB cable to the Adapter 2.
Suga Electronics Limited Uninstall Software Uninstall the driver software If you want to install a new WLAN USB adapter, you have to uninstall the software driver. Below are the procedures to uninstall the driver: To remove any old software or this WLAN USB adapter in Window XP OS: 1. On the Windows taskbar, click the Start button; select the Programmer->Ralink Wireless->Uninstall – RT2870 as Figure 2-8 to uninstall the software. Figure 2-8 uninstall utility 2.
Suga Electronics Limited Uninstall the utility software from your embedded system 1. On the windows taskbar, click the Start button, point to Settings, and the click Control Panel. 2. Double-click the Add/Remove Programs icon, find the program from installed program list, highlight it and click the Remove button. 3. Following the Install Shield Wizard will uninstall the utility software from your embedded system.
Suga Electronics Limited Chapter 3: Connect to Wireless Access Point This section shows you how to configure the SWN21MB WLAN module in order to getting connecting to a wireless access point. There are two kinds of ways that you can carry out this task; Using Ralink Configuration Utility to connect the wireless access point Using Windows built-in Windows Zero Configuration Utility to connect the wireless access point.
Suga Electronics Limited know what it is. RTS Threshold – Threshold Check the box and you can set RTS threshold manually here. Do not modify default setting unless you know what it is.
Suga Electronics Limited Encryption field of the access point you selected None, you’ll be connected to this wireless access point within one minute). Please jump to next step. If the access point you selected enables encryption, please proceed to next step. 4. If the wireless access point uses encryption, please setting in the dialog box as Figure 3-3, you have to input WEP passphrase or WPA preshared key.
Suga Electronics Limited process of authentication will appear. This function is helpful to find out the problem when you can not be authenticated, and you can provide this information to authentication server’s administrator for debugging purpose. Enable CCX – Enable Cisco Compatible eXtensions CCX is a wireless feature developed by Cisco used to improve the wireless performance with CCX compatible wireless devices.
Suga Electronics Limited Radio On/Off -> Button to turn ON/OFF the WLAN module. 8. Open the tab About, the tab provides you the information about version numbers of configuration utility, firmware, and other important information about your wireless network card. Using Windows Zero Configuration Windows XP and Vista has a built-in wireless network configuration utility, called as The ‘Windows Zero Configuration’ (WZC). You can also use WZC to configure your Wireless network parameter: 1.
Suga Electronics Limited 4. All wireless access points in proximity will be displayed here. If the access point You want to use is not displayed here, please try to move your computer closer to the Access point or you can click Refresh network list to rescan access points. Click the Access point you want to use if it’s shown, then click Connect. 5. If the access point is protected by encryption, you have to input its security key or passphrase here. It must match the encryption setting on the access point.
Suga Electronics Limited FCC Radiation Exposure Statement: This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment . This equipment should be installed and operated with minimum distance 20cm between the radiator& your body. This transmitter must not be co-located or operating in conjunction with any other antenna or transmitter. Chapter 5: Technical Specifications Appendix A: Specifications Standards IEEE802.11b, 802.11g and , 802.11n Draft 2.
Suga Electronics Limited Appendix B: Glossary * 802.11b - The 802.11b standard specifies a wireless product 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. 802.11b networks are also referred to as Wi-Fi networks. * 802.
Suga Electronics Limited Wireless Ethernet Compatibility Alliance (WECA, see http://www.wi-fi.net), an industry standards group promoting interoperability among 802.11b devices. * WLAN (Wireless Local Area Network) - A group of computers and associated devices communicate with each other wirelessly, which network serving users are limited in a local area.
