Zoom USB Client manuale d’uso

ZoomAir ZoomAir ZoomAir ZoomAir ™ USB Client USB Client USB Client USB Client Installation Guide & Reference Manual[...]

NOTICE NOTICE NOTICE NOTICE This doc ument c ontai ns pro prieta ry inf ormation prote cted by copy right, and this M anual an d all th e ac company ing h ardware , softw are, and documenta tion a re copy righte d. All rights are re served. No par t of th is document may be ph otocopied or reprod uced by mechanical , ele ctronic, or other me ans in[...]

Contents 1 I NSTAL LING Y OUR Z OOM A IR USB C LIENT ............................ 5 P ACKAGE C ON TENTS ................................................................ 5 I NSTAL LING TH E USB S OFTWARE ............................................... 6 C ONNECT ING THE USB C LIENT TO Y OUR C OMPUT ER ....................... 8 2 U SING Y OUR Z OOM A[...]

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Chapter 1 Inst alling Your ZoomAir USB Client 5 1 Installing Your ZoomAir USB Client This chap ter expla ins how t o in stall you r USB Client, includin g • Inst alling th e USB sof tware • Connecting t he USB Clien t to a co mputer. Note: Your USB Client works with Windows 98, 2000, Me, and XP. Pack age Contents Your USB Client package contain[...]

6 ZoomAir USB C lient Installa tion Guide & R eference Manua l Installing the USB Software 1 1 1 1 Insert the Zo omAir CD in your c omputer’s CD-R OM drive. The CD starts automatically and the Main Menu opens: Click Installa tion Wizard. Note: If the CD doe s not start au tomatica lly, from the desktop, go to Start | Run and then type d :set[...]

Chapter 1 Inst alling Your ZoomAir USB Client 7 3 3 3 3 The Zoom PC Resource Checker checks your computer to verify that it has approp riate res ources to support you r USB Client. You will see a screen similar to the one below. • If your computer has the recommended resources, click Continue to proceed. • If your computer does not have the rec[...]

8 ZoomAir USB C lient Installa tion Guide & R eference Manua l The next stage is to connect the USB hardwar e to your computer. Connecting the USB Cli ent to Y our Computer 1 Plug one end of the supplied USB cable into a free USB port on your computer or lapt op and plug the ot her end into the USB Client. 2 Restart your computer. 3 Window s XP[...]

Chapter 1 Inst alling Your ZoomAir USB Client 9 4 When you see a dialog box similar to the one below, click Finish . If you are prompted to restart your compu ter again, do so. Otherwise, your USB installation is comple te. Windows 2000 a nd XP Users: You may also see a dialog box stating Digita l Signature Not Fo und . You can safely click Yes and[...]

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Chapter 2 Using Your ZoomAi r USB Cl ient 11 2 Using Your ZoomAir USB Client This chap ter provid es inf ormation about using yo ur USB C lient, includin g the f ollowin g: • Setting the Windows Network properti es, if necessary • Using your USB Client with other ZoomAir products • Viewing other computers • Usage and maintenance tips • Fi[...]

12 ZoomAir USB C lient Installa tion Guide & Refer ence Manual The Windows operating system will prom pt you to enter a Computer and Workg roup name. These names will be used to identify your compute r in the Microsoft Netw ork Neighborhood. 1 In the Co mpute r name field, enter a unique name for your computer. 2 In the Wo rkgroup field, enter [...]

Chapter 2 Using Your ZoomAir USB Client 13 A dialog box similar to the foll owing displays. By default, all ZoomAir products have WEP di sabled. WEP, or Wireless Equivalent Privacy, is a form of data encryption intended to prevent unauthorized wireless clients fr om accessing data transmitted over the network. If you decide you want to enable WEP, [...]

14 ZoomAir USB C lient Installa tion Guide & Refer ence Manual Viewing Other Computers When multiple computers equipped with ZoomAir products are running on your wireless network, you can use the following procedure to view them. 1 Start Window s Explorer. 2 Scroll to and double-click Network Nei ghborhood to display all stations in your Mic ro[...]

Chapter 2 Using Your ZoomAir USB Client 15 3 In the Netw ork Settings win dow, click the Identific ation tab to verify or change the Stat ion N ame or Wor kgroup . Note: Except for Windows 2000 and XP, you must re start your computer for Network Settings changes to take effect. Usage and Maintenance Tips The built-in radio and antenna s in your Zoo[...]

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Chapter 3 Upgra ding o r Rem oving Your US B Cli ent 17 3 Upgrading or Removing Your USB Client You may want to upgrade or remove your ZoomAir USB Cl ient in one of the fo llowing situat ions: • New USB Client features have become available • You have in stalle d a ne wer version of the WLAN Util ity • You have been alerted to a driver/firmwa[...]

18 ZoomAir USB C lient Installa tion Guide & Refer ence Manual 4 In the top section of the Device Manager t ab, select the option View devices by type . Then, in the li st of PC Devices, double-click Networ k Adapters . 5 Select the item ZoomAir USB Client and click the Properties button. 6 In the ZoomAi r USB Client Prope rties window, select [...]

Chapter 3 Upg rading or Remov ing Yo ur USB Clien t 19 1 Be sure to qui t the WL AN Config uration Uti lity befor e attempting to remove y our USB Clie nt: R ight-click th e taskbar icon and selec t Exit. Othe rwise, you will receive an error message. From the desk top, go to S tart | Pro grams | ZoomA ir and select Uninstall USB Client . Click Nex[...]

20 ZoomAir USB C lient Installa tion Guide & Refer ence Manual 3 If you are prompted to remove any additional software, click Yes . 4 You may see a dialog box similar to the one below. If so, check the box “Don’t displ ay this message again ” and click Yes . 5 Be sure to remove any CD remaining in the compute r and click Finish . 6 Shut d[...]

Chapte r 4 Advan ced Feature s 21 4 Advanced Features This chapter describes some of your USB Client’s advanced capabilities. These include the follo wing: • How to make configuration changes • How to set up WEP • How to monitor the status of your USB Clie nt connection • How to perform diagnostics WINDOWS XP USERS, TAKE NOTE: Windows XP [...]

22 ZoomAir USB C lient Installa tion Guide & Refer ence Manual When you open the WLAN Utility dialog box, you’ll see five tabs: • Config uratio n • Loop Back • AP Browser • Site Survey • About . These tabbed boxes allow you to make configuration changes and perform user-level diagno stics. Description s of these tabbed b oxes follow[...]

Chapte r 4 Advan ced Feature s 23 Network— The Netw ork Type dropdown li st tells you what type of network the USB client i s connected to: Infrastruc ture or AdHoc . (Fo r additional explanation of these network types, turn to page 33.) • The default is Infrastr uc ture —this mode u ses an Access Point or Gateway to acces s a company network[...]

24 ZoomAir USB C lient Installa tion Guide & Refer ence Manual no longer want to u se a profile, y ou can remo v e it by clic king the Delete button. Tip: You can also select a pr ofile by right-clicking the W LAN icon in the sy stem tra y. T ransmit R ate— The USB Client provides several data rate options, including Fu lly Auto , 2 Mb , Auto[...]

Chapte r 4 Advan ced Feature s 25 • Pull down the Encryption (WEP) menu and select either 64 bit or 128 bit. • Specify the encryption keys. Ther e are two methods to set the WEP keys, as described below: To Create Encryption Keys Using a Passphrase: Follow these steps. 1 Click the Create Key with Passphrase check box and type a character string[...]

26 ZoomAir USB C lient Installa tion Guide & Refer ence Manual 1 Click the Create Key with Manual check box. 2 You have a choice of selecting an Alpha numeric or a Hexadecima l scheme. • Alphan umeric : 13 case-sensitive characters ranging from “a-z”, “A-Z”, and “0-9” (for ex., MyKey12345678) • Hexadecima l : 26 hexadecimal digi[...]

Chapte r 4 Advan ced Feature s 27 Power Managem ent— The Power Save option is designed to conserve your computer’s battery life. If you click the Power Save, your wireless LAN Card will go in to sleep mode, minimizing powe r consumption. Note: If you enable power saving, the Access Points you use need to support power saving as well—othe rwis[...]

28 ZoomAir USB C lient Installa tion Guide & Refer ence Manual Note: There is an implicit tradeoff when enabling RTS Threshold. It could cause redundant netwo rk overhead that could negatively a ffect thr oughput, instead of providing a remedy. Be sure to also specify t he packet size. The RTS mechanism will be activated if the data size exceed[...]

Chapte r 4 Advan ced Feature s 29 Throughput— Shows the short term transmit and receive throughput in bytes/ second, and is continuou sly updated. Link Quality— Based on t he quality of the received signal of the Access Point beacon. There ar e four states of link quality: 100%-80% Excellen t 80%-60% Good 60%-30% Fair Under 30% Poor or no conn [...]

30 ZoomAir USB C lient Installa tion Guide & Refer ence Manual AP Browser If you click the Rescan button, the AP Browser displays all Acce ss Points i n the vic inity. Beside s listin g the ESS ID of each Access Po int, the AP B ro w ser box displays BSS ID , Cha nnel , Signal , Quality and Supported Ra tes . It also indicates if WEP is enabled[...]

Chapte r 4 Advan ced Feature s 31 Site Survey By displaying the Site Survey dialog box, you can review the channel quality of all 14 radio channels. A blue bar indicate s that channel quality is clear and good—the higher the blue bar, the better the quality (i .e., less interference). A yellow bar indicates that the channel quality is fair. A red[...]

32 ZoomAir USB C lient Installa tion Guide & Refer ence Manual About The About box shows t he current versi ons of the Wireles s LAN Utility, driver, and firmware. It also displays the N IC card’s MAC address and frequency domain.[...]

Appendix A W irele ss Netwo rking Overvie w 33 Appendix A Wireless Netwo rking Overview You can use the ZoomAir USB Client i n two types of networks, AdHoc (also called Peer-to-Peer) or Infrastructure. This Appendix explains the basic difference between the two. AdHoc vs. Infrastructure A network is a group of in dividual computers called “ clien[...]

34 ZoomAir USB C lient Installa tion Guide & Refer ence Manual More complicated wireless networks, typically called “ infrastruc ture ne tworks ,” usually have an “ Access Point ” or “ Gateway ” to manage the connections between computers in the wireless network and other elements of t he network. In an infrastr ucture network, a wi[...]

Appendix B Trouble shooting 35 Appendix B Troubleshooting Referring to this A ppendix may help you troubleshoot your ZoomAir product and avoid a call to Technical Support. Two other good sources of help are the FAQs on the ZoomAir CD and the ZoomAir section our web site www.zoom.com www.zoom.c om www.zoom.c om www.zoom.c om. Difficulty using or ins[...]

36 ZoomAir USB C lient Installa tion Guide & Refer ence Manual If You Cannot Connect to the Network If your USB Client seems to be working fine, but you are unable to connect to the network, it may be due t o a configuration mismatch. It is likely there is a configuration mismatch pertaining to eith er the Network Name (this value is c ase-se n[...]

Append ix C Regula tory Inform ation 37 Appendix C Regulatory Information U.S. F CC 47 CFR Pa rt 15 Emissi ons St atemen t This equipment has been tested a nd found to comply with th e limits for a Class B digital device, pu rsuant to part 15 of the Rules. T hese limits are d esigned to provide reasona ble protection again st harmful interf erence [...]

38 ZoomAir USB C lient Installa tion Guide & Refer ence Manual European Union Member State s: Intended Use The intended use for this RLAN equipment is oper ation in the 2.4GHz frequen cy band. Member states in the EU wit h restrictive use for this devic e are grayed out in the table below. AUSTRIA BELGIUM DENMARK FINLAND FRANCE GERMANY GREECE I[...]

Append ix C Regula tory Inform ation 39 Department of Commerce End User Statement This item fall s unde r the jur isdiction of the Depar tment of Comme rce, and as such, the requirement set forth in section 740-17 of the Export Administra tion Regulatio n must be complied with. See the following We b sites for more in formation:  Burea u of Expo[...]

1412-A 27256  2002 Important Information Table W e recommend that you t ake a f ew mom ents to f ill in the follo wing infor m ation for f uture ref erence. In the e vent you n eed to call T echnica l Supp ort, you will nee d the inf orm ation belo w. ZoomAir Model ________ ________ _______ (located on the box ) Serial Number ________ ______ ___[...]