Scientific Atlanta DPW939 manuale d’uso

WebSTAR Model DPW939 USB Wireless LAN Adapter User’s Guide[...]

1 W ebST AR™ Model DPW939™ USB Wireless LAN Adapter User ’ s Guide Introduction Thank you for choosing the WebSTA R™ Model DPW939™ USB Wireless lo cal area network (LA N) Adapter (DPW939)! The WebSTAR DPW9 39 USB Wireless LAN Adapter allows you to experien ce the speed and convenience of wireless networking. Th e WebSTAR DPW939 USB Wirele[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 2 In This Guide What’s In t he Cart on? .......................................................................................................... ..........................3 About the WebSTAR Model DPW939 USB Wireless LAN Adapter ................................................[...]

What’s in the Carton? 3 What’ s In The Carton? When you receive your WebSTAR DP W939 USB Wirele ss LAN Adapter, you should inspect the equipm ent and accessories to verify that each item is in the carton an d that each item is undamaged. The carton co ntains the following items: Package Contents Verify that the following items are in your WebST[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 4 About the WebST AR Model DPW9 39 USB Wir eless LAN Adapter This section describes the physical feature s of the WebSTAR DPW939 USB Wireless LAN Adapter and pre sents a detailed description of the LED indicat ors. LED Indicators The WebSTAR DPW939 USB Wirele ss LAN Adapter has Ac[...]

Recommended Network Settings 5 Recommended Network Settings The WebSTAR DPW939 USB Wirele ss LAN Adapter may be used in both Ad-hoc and Infrastructure network modes. The following sections d escribe how t he device functions in these network mode s. The WebSTAR DPW939 USB Wirele ss LAN Adapter connects to one of the following: • A wireless device[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 6 Site Survey A site survey utility provided with the WebSTAR DPW939 USB Wireless LAN Adapter analyzes the installation env ironment and p rovides users with recommendations for equipm ent and its placement. The optimum placement differs depending on the device desig n and specifi[...]

Software and Hardware Installation 7 Software and Hardware Installation This section provides information on how to insta ll th e software and hardware for the WebST AR DPW939 USB Wireless LAN Adapter. System Requirements Before installing the WebSTAR DP W939 USB Wireless LAN Adapter, make su re that your system’s network equipme nt meets the fol[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 8 To install the device drivers and uti lities 1. Insert the support CD into the CD-ROM drive of your PC or laptop. The CD automatically loads and the 802.11b/g W ebSTAR Wire less LAN installation window opens displaying three d evice installation options. 2. Select DPW939 – Wir[...]

Software and Hardware Installation 9 Important: If the Wireless Option windo w opens, select Only use our WLAN utilities and disable Windows wireless function . Then, click OK . To install the device After you have installed t he Utility, insert the DPW939 into any USB port. Notebook PC : Insert the device into any USB port using the correct orie n[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 10 2. If you select Connect to an existing wireless LAN (S tation) , the following window opens. Click Next , then go to step 3. If you select Crea te a new wireless LAN (A P) , go to To create a ne w wireless LAN , next in this section. 3. The following window open s. Click Next [...]

Software and Hardware Installation 11 4. The following window open s. Verify that BOTH Obtain an IP address automatically and Obtain DNS server address automatically are selected. If they are not selected, sele ct each option. Then, click Finish . 5. After completing the installation, you must configure t he WebSTAR DPW939 USB Wireless LAN Adapter [...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 12 To create a new wireless LAN 1. To create a new wireless LA N, select Create a new wireless LAN (A P) in the One Touch Wizard window. Clic k Next . 2. Verify that the SSID shown is corr ect, or type the correct SSID in the SSID field. Also select Data encry ption , if desired, [...]

Software and Hardware Installation 13 3. The following screen opens. If your setu p is complete, click Finish . If you want to configure Internet Conne ction Sharing, click Next . 4. The following screen opens wh en your setup is complete.[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 14 Additional support CD option s The following options are also availa ble on the support CD: • Uninstall Utility —Click this option to uninstall the WebSTAR DPW939 Wireless USB Adapter WLAN Card util ities from your system. • View the DPW939 User’s Guide —Click this op[...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 15 Monitoring and Configuring the W ebS T AR DPW939 USB Wireless LAN Adapter This section provides information on how to monitor and configure the WebSTA R DPW939 USB Wireless LAN Adapter using the Control Center utility. Launching the Control Center The Control Center utility [...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 16 Control Center Left-Click Menu Left clicking the Control Center icon displays the left-click menu f or the WebSTAR DPW939 USB Wireless LA N Adapter. The following illustration and list describes the options available from the Control Center left-click menu. The left click menu [...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 17 Preferences opens the Control Center Preference window that allows you to customize the Control Center Utility settings. About Control Center op ens the About Control Center wind ow that displays the Control Center software version and copyright information.[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 18 Viewing or Modifying Wireless Settings The Wireless Settings selection all ows you to control the WebSTAR DP W939 USB Wireless LAN adapter. Use Wireless Settings to view the ope rational and connection status or to modify the wireless LA N adapter configuration. To view or modi[...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 19 To display general inform ation The Status icon provides general inform ation abo ut the WebSTAR DPW939 USB Wireless LAN adapter. The following illustration and list de scribes the fields that display on the Status tab when you se lect the Status icon on th e WLAN Card Setti[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 20 To display connection sta tus The Connection tab provi des real-time information on connection throug hput, frame errors, signal stre ngth, link qua lity, and overall connection quality in an easy-to-view graphical represe ntation. Refer to the Troubleshooting section, later in[...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 21 To verify connection to another computer The Ping tab allows you to verify the connection of your computer with another computer in a network. The Ping tab appears wh en you select the Ping button on the IP Config tab on the WLAN Card Settings window. Complete th ese steps t[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 22 Configuring the Network The Config icon on the WLAN Card Se ttings window allows you to display general information on network types and other confi gurations. The following illustration and list describes the fields and option s that appear on the Basic tab when you select the[...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 23 To configure encryption Wireless data transmissions between your wirele ss LAN adapter and the AP are secured using the Wired Equivalent Privacy (WEP) e ncryption. The following illustration and list describes the fields and option s that appear on the Encryption tab when yo[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 24 To assign WEP keys Complete these steps to assign WEP keys. Manual Assignment . For 64-bit encryption, enter 10 hexade cimal digits (0~9, a~f, A~F) or 5 ASCII characters in each of the four WEP keys. For 128-bit encryption, enter 26 hexadecimal digits (0~9, a~f, A~F) or 13 ASCI[...]

Monitoring and Configuring th e WebSTAR DPW939 USB Wireless LAN Adapter 25 Locating Available Wireless Networks The Site Survey window displays the available netwo rks within the wireless LAN adapter range. The following illustration and list de scribes the fields that display on the Site Survey tab when you select the Survey icon in the WL AN Card[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 26 Displaying Connection Status The Link State icon on the WLAN Card Settings wind ow displays the current connection status of the wireless LAN adapt er to th e AP or to other Wi-Fi devices. An icon represents the link state for easy identification. Refer to the following table f[...]

Configuring and Managin g Network Location Settings 27 Configuring and Managing Network Location Settings The Mobile Manager utility is a convenient tool to configure and manage network location settings. This utility allows users to configure multiple alternat ive configurati ons for different locations. You need to set up this utility once so you[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 28 Mobilize Menu Auto Roaming Activating this option allows the WebSTAR DPW939 USB Wireless L AN Adapter to switch to another association you have sp ecified when changes to an existing association occu rred. If no associations are made, Auto Roamin g automatically connects to a w[...]

Configuring and Managin g Network Location Settings 29 View Menu Large Icons Displays large icons for each configu ration Small Icons Displays small icons for each configu ration List Shows a list of available configurations Details Displays the name, type, and description of a selected configuration Help Menu Contents Displays the WinHelp window f[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 30 Creating a New Configuration Complete these steps to cr eate a new configuration. 1. Right-click the Control Center icon on the Win dows taskbar and select Mobile Manager . The Mobile Manager wind ow opens. 2. To launch the New Configu ration Wizard, click File and then select [...]

Configuring and Managin g Network Location Settings 31 5. Select the wireless settings you want to use. Then, click Next . 6. Select “Obtain an IP address from a DHCP Server” to allow the system to automatically assign an IP address. Or, select “ Specify an IP address” to manually enter an IP address; then, type the IP address and the Subne[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 32 8. Use this window to verify and/or change the proxy server and printer sharing settings. Click Advanced to display and/or change the proxy server and printer sharing o ptions. Then, click Next . 9. Select the Activate Configuration No w option to start using the created config[...]

Configuring and Managin g Network Location Settings 33 Editing a Configuration If you change your location or make c hanges in the network, you may need to edit an existing configuration. Use the Edit Configuration window to edit an existing configuration. 1. Select a configuration from the Mobile Manager window. 2. Click Edit from the menu bar, th[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 34 Network Authentication – This field allows you to select Open System, Shared Key, or WPA-PSK netwo rk authentication methods. Data encryption – This field allows you to disable or e nable (64-bit or 128- bit) WEP encryption. The WEP Key is a 64-bit (5 byte) or 128-bit (13 b[...]

Configuring and Managin g Network Location Settings 35 TCP/IP settings—DNS tab The DNS tab allows you to configure the DNS settings of the selecte d configuration. This tab also allows you to add a DNS server and arrange them in order of their use. You may also assign a DNS suffix for a speci fied DNS server. TCP/IP settings—WINS tab The WINS t[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 36 Sharing settings This selection allows you to share printe rs over the network. To a ctivate these settings you must have File and Printer Sharing for M icrosoft Networks installed on your computer. I want to set the default printer – This option allows you to select the defa[...]

Configuring and Managin g Network Location Settings 37 Monitoring Available Wireless Networks The Site Monitor utility measures the signal-to-noise (SNR) values of all available wireless networks. Use this ut ility to determine the best placement of access points in a wireless network. To monitor available wirele ss networks Follow this procedure t[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 38 Monitoring a Connection Follow this procedure to monitor a connec tion for troubleshooting o r configuration purposes. The Monitor window p rovides a detailed analysis of the wireless connectio n. 1. Select the connection from the ava ilable networks displayed in the Site Monit[...]

Troubleshooting 39 T roubleshooting This section contains troublesh ooting tips for solv ing common problems you may encounter when using the WebSTAR DPW939 USB Wireless LA N Adapter. Troubleshooting the DPW939 USB Wireless LAN Adapter This troubleshooting se ction provides answers to some common probl ems which you may encounter while installing a[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 40 Problem Solution I cannot connect to an Access Point. • Verify that the Network Type of the device is set to Infrastructure mode. • Verify that the device has the same Service Set Identifier (SSID) as that of the AP. • Verify that the device and the AP have the same Encry[...]

Troubleshooting 41 Problem Solution I always have poor link quality and low signal. Do the following to achieve better link qu ality and stronger signal: • Keep the device away from microwave ovens and large metal objects to avoid radio interference. • Shorten the distance betwe en the device and the AP/station. The throughput seems slo w. • [...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 42 Regulation Domain IEEE 802.11b/g networks are r egulated worldwide becaus e these networks use the 2.4GHz ~ 2.5GHz ISM (Instrumentation, Scientific, and Medi cal) Band. The WebSTAR DPW939 USB Wireless LAN Adapter is shipped with a default regulation domain allowed in your count[...]

Technical Specifications 43 T echnical Specifications This section provides the technical sp ecifications for your WebSTAR DPW939 USB Wireless LAN Adapter. Important: Specifications are subje ct to change without notice. Hardware and Software Specifications Specification Parameter Standard IEEE 802.11g Interface USB 2.0 Operation Modes • Ad-hoc n[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 44 Specification Parameter Frequency Band 2.4 GHz ~ 2. 5 GHz Compatibility Compatible with IEEE 802.11b and 802.11g devices Power Requirements USB bus powered LED Indicators • Activity • Power Safety and Regulatory Approvals • FCC • VCCI • CE • TELEC & JATE Softwar[...]

Glossary 45 Glossary 10BaseT An IEEE standard (802.3) for operating 10 Mbps Ethernet networks (LANs) with twisted pair cabling and a wiring hub. Access Point An inter-networking device that seamlessly connects wired and wireless networks. Access points, when com bined with a dist ributed system, support the cre ation of multiple radio cells that en[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 46 IP Address An IP address is a 32-bit number that identifies each sender or re ceiver of information sent across the Internet. An IP address has two part s: the identifier of a particular network on the Internet, and an identifier of the particular device (which can be a server [...]

Notices 47 Notices Trademarks Scientific-Atlanta and the Scientific-Atlanta logo are registered tra demarks of Scientific-Atlanta, Inc. DPW939 and WebSTA R are trademarks of Scientific-Atlanta, Inc. Other trademarks listed herein a re the property of their respective owne rs. Disclaimer Scientific-Atlanta, Inc. assu mes no responsibility for errors[...]

WebSTAR ® Model DPW939™ USB W ireless LAN Adapter User ’s Guide 48 Regulatory Compliance FCC Part 15 Declaration of Conformity (DoC) FCC Declaration of Conformity This device complies with Part 15 of FCC Rules . Operation is subject to the following two conditions: 1) the device may not cause harmful interference, and 2) the device must accept[...]

For Information If You Need Technical Assistance If you need technical assistance, cont act your cable service provider. Scientific-Atlanta, Inc. 5030 Sugarloaf Parkway, Box 565447 Lawrenceville, GA 30042 770.236.5000 w ww.scientificatlanta.com Product and service availability subject to change without notice. © 2005 Scientific-Atlanta, Inc. All r[...]