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Chapter 3

Troubleshooting

E-DOC-CTC-20040401-0002 v3.0

23

3 Troubleshooting

Adapter Installation

Problems

If your computer cannot find the SpeedTouch™120g or the driver software does not 
install correctly, check the following:

Make sure the SpeedTouch™120g is securely connected with the USB port by 
the USB cable. Check for any hardware problems, such as physical damage to 
the card’s connector. 

Try the SpeedTouch™120g in another USB port. If this also fails, test your 
computer with another wireless USB adapter that is known to operate 
correctly.

Make sure your computer is using the latest BIOS, check the manual of your 
computer for details.

If there are other network adapters in the computer, they may be in conflict. 
Remove the other network adapters from the computer and test the wireless 
adapter separately.

Check for a defective computer or USB connection by trying the adapter in 
another computer that is known to operate correctly.

If all fails, and the card still does not work, take out the SpeedTouch™120g. Uninstall 
the driver and utility from your system, then go to “Control Panel” and delete the 
SpeedTouch™120g from your network configuration menu. Restart your computer 
and reinstall the SpeedTouch™120g, the driver and the utility software.

Network Connection

Problems

If the Link LED on the SpeedTouch™120g does not light, or if you cannot access any 
network resources from the computer, check the following:

Make sure the driver and utility software is installed correctly. If necessary, try 
uninstalling and then reinstalling the software.

Make sure the computer and other network devices are powered on.

The access point that you are connecting to might be defective. Try connecting 
to another access point.

If you cannot access a Windows or NetWare service on the network, check that 
you have enabled and configured the service correctly. If you cannot connect 
to a particular server, be sure that you have access rights and a valid ID and 
password.

If you cannot access the Internet, be sure you have configured your system for 
TCP/IP.

If your SpeedTouch™120g cannot communicate with a device in the Ethernet LAN 
when configured for Infrastructure mode, check the following:

Make sure the access point that the SpeedTouch™120g is associated with is 
powered on.

Check the SSID of the access point that you are connecting to, and make sure 
you set the SpeedTouch™120g to the same SSID.

If there is still no connection, change the radio channel of the access point and 
all the clients associated to this access point. 

Check if the WEP or WPA settings have been enabled in the access point to 
which you are connecting to. Make sure that the encryption, default key and 
passphrase settings of the adapter are set to the same as the access point. 
Contact your network administrator for more information.

Summary of Contents for SpeedTouch 120g

Page 1: ...SpeedTouch 120g IEEE802 11g Wireless USB Adapter Setup and User s Guide Release R1 0 1...

Page 2: ......

Page 3: ...SpeedTouch 120g Setup and User s Guide R1 0 1...

Page 4: ...oration in the United States and or other countries UNIX is a registered trademark of UNIX System Laboratories Incorporated Apple and Mac OS are trademarks of Apple Computer Incorporated registered in...

Page 5: ...Touch 120g Installation 7 1 1 About your SpeedTouch 120g 8 1 2 SpeedTouch 120g Installation 9 2 Wireless Client Manager 13 2 1 Configuration 14 2 2 Link Information 19 2 3 IP Information 20 2 4 Site S...

Page 6: ...Contents E DOC CTC 20040401 0002 v3 0 4...

Page 7: ...s Documentation and software updates THOMSON continuously develops new solutions but is also committed to improve its existing products For more information on THOMSON s latest technological innovatio...

Page 8: ...About this Setup and User s Guide E DOC CTC 20040401 0002 v3 0 6...

Page 9: ...enough wireless access points to cover your network area plug wireless adapters into your computers and start networking Using this USB adapter in conjunction with a wireless access point you can cre...

Page 10: ...there are any incorrect missing or damaged parts If possible retain the carton including the original packing materials in case there is a need to return it The SpeedTouch 120g LED indicators A Wirel...

Page 11: ...peedTouch CD Browser will start automatically 2 The Choose Language window prompts you to select a language Select your language and click OK 3 The SpeedTouch CD Browser menu appears Click Install my...

Page 12: ...re installation is finished you will be prompted to plug in your SpeedTouch 120g 6 Firmly insert the USB cable s Type A plug into your SpeedTouch 120g USB connector then insert the other plug into you...

Page 13: ...desktop A small icon in your notification area bottom right corner of most screens will also appear to indicate the status of your connection In case the icon is Green You are successfully connected t...

Page 14: ...Chapter 1 SpeedTouch 120g Installation E DOC CTC 20040401 0002 v3 0 12...

Page 15: ...to configure the SpeedTouch 120g wireless settings Link Information Shows SpeedTouch 120g statistics IP Information Shows the IP Address of the SpeedTouch 120g Site Survey Scans shows all the wireless...

Page 16: ...file To select an existing profile or to specify a profile name for a new specific set of parameters Click New To set up a new profile Click Save To save a profile after configuring the set of paramet...

Page 17: ...the SSID to the value configured on the Access Point Operating Mode Set the operation mode to 802 11 ad hoc To create a wireless network without access point Infrastructure For connections with an ac...

Page 18: ...ode This drop down list box allows you to choose between following modes Open All wireless clients using a correct SSID and WEP key are able to authenticate The WEP key is only used to authenticate Sh...

Page 19: ...d length hexadecimal or alphanumeric strings that are manually distributed among all clients that want to use the network To use the WEP function take the following steps 1 Select WEP from the Authent...

Page 20: ...es just a pre shared password for network access The Pre Shared Key mode uses a common password for user authentication that is manually entered on the access point and all wireless clients on the net...

Page 21: ...ted in an infrastructure network In an ad hoc network the Network Name is a random number generated by the first station that communicates with other clients on the network Channel The channel used to...

Page 22: ...g fields are available IP Address Client IP address of the computer IP Netmask Client A mask used to determine to what subnet an IP address belongs Gateway The IP address of the Gateway Host Name Clie...

Page 23: ...lable network connections Network name SSID See Common in 2 1 Configuration on page 14 MAC address The MAC address of the listed wireless device Channel The radio channel on which the wireless device...

Page 24: ...01 0002 v3 0 22 2 5 Version Information The Version Information tab This screen shows information on the current version of the driver and configuration utility To upgrade the firmware click the link...

Page 25: ...the SpeedTouch 120g does not light or if you cannot access any network resources from the computer check the following Make sure the driver and utility software is installed correctly If necessary try...

Page 26: ...Chapter 3 Troubleshooting E DOC CTC 20040401 0002 v3 0 24...

Page 27: ......

Page 28: ...Need more help Additional help is available online at www speedtouch com THOMSON 2004 All rights reserved E DOC CTC 20040401 0002 v3 0...

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