ZyXEL Communications zyair g-300 Manuel D’Utilisation

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ZyAIR G-300 User’s Guide  
Troubleshooting  
4-1 
Chapter 4 
Troubleshooting 
This chapter covers potential problems and the possible remedies. After each problem 
description, some instructions are provided to help you to diagnose and to solve the problem. 
4.1  Problems Starting the ZyAIR Utility Program 
Table 4-1 Troubleshooting Starting ZyAIR Utility Program 
Make sure the ZyAIR is properly inserted and the LED is on. Refer to the 
Quick Installation Guide for the LED descriptions.  
Use the Device Manager to check for possible hardware conflicts. 
Click StartSettingsControl PanelSystemHardware and Device 
Manager
. Verify the status of the ZyAIR under Network Adapter.  (Steps may 
vary depending on the version of Windows). 
Install the ZyAIR in another computer.  
Cannot start the ZyAIR 
Wireless LAN Utility  
If the error persists, you may have a hardware problem. In this case, you 
should contact your local vendor. 
4.2  Problems Communicating With Other Computers 
Table 4-2 Troubleshooting Communication Problems 
PROBLEM CORRECTIVE 
ACTION 
The ZyAIR computer cannot 
communicate with the other 
computer.  
Make sure you are connected to the network.  
 
A.  Infrastructure   Make sure that the AP and the associated computers are turned on and 
working properly.  
Make sure the ZyAIR and the associated AP use the same SSID. 
Configure the AP to use another radio channel if interference is high. 
Make sure that the computer and the AP shares the same authentication 
and encryption mode. Verify the settings in the Privacy Configuration 
screens.