ZyXEL Communications ZyAIR G-200 User Manual Download | Manualshive

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ZyAIR G-200 User’s Guide

Troubleshooting

4-3

4.4 The ZyAIR Does Not Respond

Table 4-4 Troubleshooting the ZyAIR

The ZyAIR connected
to a computer does not
respond after resuming
the computer from
sleep mode.

When you resume your computer from sleep/standby/suspend mode, the
ZyAIR may not work or immediately respond.
If this happens, disconnect and connect the ZyAIR.

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Summary of Contents for ZyAIR G-200

Page 1: ...ZyAIR G 200 Wireless LAN USB Adapter User s Guide Version 1 00 November 2003...

Page 2: ...ZyXEL Communications Corporation Published by ZyXEL Communications Corporation All rights reserved Disclaimer ZyXEL does not assume any liability arising out of the application or use of any products...

Page 3: ...conditions NOTE Repair or replacement as provided under this warranty is the exclusive remedy of the purchaser This warranty is in lieu of all other warranties express or implied including any implied...

Page 4: ...mpliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an authorized Canadian maintenance facility designated by...

Page 5: ...ns If this equipment does cause harmful interference to radio television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference...

Page 6: ......

Page 7: ...w europe zyxel com WORLDWIDE sales zyxel com tw 886 3 578 2439 ftp europe zyxel com ZyXEL Communications Corp 6 Innovation Road II Science Based Industrial Park Hsinchu 300 Taiwan support zyxel com 1...

Page 8: ......

Page 9: ...the Wireless LAN Network 2 1 2 1 1 SSID 2 1 2 1 2 Channel 2 1 2 1 3 Transmission Rate 2 1 2 2 Wireless Network Application 2 1 2 2 1 Ad Hoc IBSS 2 1 2 2 2 Infrastructure 2 2 2 3 Roaming 2 3 2 4 The L...

Page 10: ...ZyAIR G 200 User s Guide x Table of Contents 4 3 Problems Communicating With Other Computers 4 1 4 4 Problem with the Link Status 4 2 Appendix A Product Specifications A Index C...

Page 11: ...2 1 Ad hoc Network Example 2 2 Figure 2 2 BSS Example 2 2 Figure 2 3 Infrastructure Network Example 2 3 Figure 2 4 Roaming Example 2 4 Figure 2 5 ZyAIR Utility Link Info 2 5 Figure 2 6 Site Survey 2 6...

Page 12: ...lity Link Info 2 5 Table 2 2 Site Survey 2 7 Table 2 3 Configuration 2 8 Table 2 4 Encryption 2 11 Table 2 5 About 2 14 Table 5 1 Troubleshooting Using the ZyAIR 4 3 Table 5 2 Troubleshooting Starting...

Page 13: ...ZyXEL ZyAIR G 200 Wireless LAN USB adapter is referred to as the ZyAIR in this guide The ZyAIR G 200 Wireless LAN Utility may be referred to as the ZyAIR Utility in this guide Related Documentation Su...

Page 14: ......

Page 15: ...e It is recommended you use the ZyAIR Utility to configure the ZyAIR There are two methods to disable the configuration tool in Windows XP after you install the ZyAIR Utility From ZyAIR Utility Right...

Page 16: ...not found Step 3 Double click on the icon for wireless network connection to display a status window as shown next Figure 1 3 Windows XP Wireless Network Connection Status Step 4 Click Properties and...

Page 17: ...ZyAIR G 200 User s Guide Error Reference source not found 1 3 Step 5 When a Connect to Wireless Network window displays click Advanced Figure 1 4 Windows XP Connect to Wireless Network...

Page 18: ...re 1 5 Windows XP Wireless Network Connection Properties 1 3 Accessing the ZyAIR Utility After you installed the ZyAIR Utility an icon for the ZyAIR Utility appears in the system tray When the ZyAIR U...

Page 19: ...1 ZyAIR Utility System Tray Icon COLOR DESCRIPTION Red The ZyAIR is working properly but is not connected to any AP or wireless station Green The ZyAIR is connected to a wireless network Double click...

Page 20: ......

Page 21: ...lower transmission data rate Transmission at lower data speeds is usually more reliable However when the communication quality improves again the ZyAIR gradually increases the transmission data rate...

Page 22: ...clients are connected using a single AP you have a Basic Service Set BSS Figure 2 2 BSS Example A series of overlapping BSS and a network medium such as an Ethernet forms an Extended Service Set ESS...

Page 23: ...eriod the wireless client maintains uninterrupted connection to the network As the wireless client moves from place to place it scans for the most appropriate AP depending on the signal strength netwo...

Page 24: ...G 200 User s Guide 2 4 Using the ZyAIR Utility Figure 2 4 Roaming Example 2 2 The Link Info Screen When the ZyAIR Utility starts the Link Info screen displays showing the current configuration of your...

Page 25: ...which the ZyAIR is connected Current Channel This field displays the radio channel the ZyAIR is currently using Current Transfer Rate This field displays the current transmission rate of the ZyAIR in...

Page 26: ...and the percentage number show the quality of the signal Link Strength The status bar and the percentage number or a number in dBm show the strength of the signal OK Click OK to apply the changes and...

Page 27: ...ociate to the selected wireless device Ok Click OK to apply the changes and close the screen Cancel Click Cancel to discard all changes and close the screen Help Click Help to display on line help scr...

Page 28: ...d network profiles or reset the settings in this screen to the factory default values Remove To delete an existing wireless network configuration select a profile from the drop down list box and click...

Page 29: ...eer ad hoc computer Power Saving Mode Select Enabled from the drop down list menu to save power especially for laptop computers This forces the ZyAIR to go to sleep mode when it is not transmitting da...

Page 30: ...sword phrase called a passphrase The passphrase is case sensitive You must use the same passphrase for all WLAN adapters with this feature in the same WLAN For WLAN adapters without the passphrase fea...

Page 31: ...ncryption and then fill in the related fields Select Disabled to deactivate the WEP encryption WEP Key Entry The WEP keys are used to encrypt communication before transmitting The values for the keys...

Page 32: ...ters Key 1 4 Enter the WEP keys in the fields provided If you select 64 Bits in the Encryption WEP field Enter either 10 hexadecimal digits in the range of A F a f and 0 9 e g 11AA22BB33 for hexadecim...

Page 33: ...y the changes and close the screen Cancel Click Cancel to discard all changes and close the screen Help Click Help to display on line help screen 2 7 The About Screen The About screen displays related...

Page 34: ...iver Configuration Utility Version This field displays the version number of the ZyAIR Utility Firmware Version This field displays the version of the firmware on which the driver and the utility are...

Page 35: ...Confirm Uninstallation Step 3 Restart your computer when prompted 3 2 Upgrading the ZyAIR Utility To perform the upgrade follow the steps below Step 1 Download the latest version of the utility from t...

Page 36: ...e the ZyAIR while the computer is turned on However it is recommended that you stop the operation of the ZyAIR first Follow the steps below to disable the ZyAIR in Windows Screen shots may vary depend...

Page 37: ...are Windows XP Step 4 If you do no close and exit the ZyAIR Utility a warning window displays as shown Click OK and then close and exit the ZyAIR Utility Figure 3 5 Problem Ejecting Message Windows XP...

Page 38: ...ntenance Figure 3 6 Stop a Hardware device Windows XP Step 6 After the following notice window displays in the system tray you can safely disconnect the ZyAIR from your computer Figure 3 7 Safe To Rem...

Page 39: ...depending on the version of Windows Install the ZyAIR in another computer Cannot start the ZyAIR Utility If the error persists you may have a hardware problem In this case you should contact your loc...

Page 40: ...ame SS ID and channel Make sure that the ZyAIR and the peer computer s share the same security option and key Change the wireless clients to use another radio channel if interference is high Make sure...

Page 41: ...4 4 Troubleshooting the ZyAIR The ZyAIR connected to a computer does not respond after resuming the computer from sleep mode When you resume your computer from sleep standby suspend mode the ZyAIR may...

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Page 43: ...H x 73 1 mm W x 53 8 mm D Weight 107g RADIO SPECIFICATIONS Media Access Protocol IEEE802 11 Frequency 2 4 2 4835GHz Industrial Scientific Medical Band Channels 11 Channels USA Canada 13 Channels Euro...

Page 44: ...5 dBm 9 Mbps 87 dBm 6 Mbps 88 dBm 802 11b CCK DSS 11 Mbps 85 dBm 5 5 Mbps 88 dBm 2 Mbps 91 dBm 1 Mbps 94 dBm SOFTWARE SPECIFICATIONS Device Drivers Windows 2000 Windows XP 1 Roaming 802 11 compliant W...

Page 45: ...e Windows XP Wireless Support 1 1 Disconnecting the ZyAIR from your computer 3 2 E ESS 2 2 Extended Service Set See ESS F Federal Communications Commission FCC Interference Statement v I IBSS 2 1 Inde...

Page 46: ...install the ZyAIR Utility 3 1 Upgrade the ZyAIR Utility 3 1 Using the ZyAIR Utility 2 1 W Warranty iii Note iii WEP 2 10 WEP Data Encryption Configuring 2 10 WEP Data Encryption with 2 10 WEP Key 2 10...

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