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TROUBLESHOOTING GUIDE 
 

1. I cannot connect to the network with  
   the SMC wireless adapter. 
 

- Check if other wireless computers in your home/office are  
  able to connect to the network. If none of the wireless    
  computers is able to connect, 

power cycle

 the wireless  

  modem (Cable/DSL) / router/ access point and try  
  connecting again. 

 

  

Power cycle: 

Unplug the power cable from the wireless  

  modem/router/access point. Wait for 10-15 seconds then  
  power on your modem/router/ access point.  
 
- If you only have one wireless computer in the network, or if  
  other wireless computers in your network are able to  
  connect, try the following steps: 
 
  - Start the SMC Utility. Scan the wireless network and  
     reconnect. (Refer to step 4 - 7 in the front page)  
 
    If the SMC utility displays available wireless networks but  
    you cannot connect, make sure you have entered the  
    correct encryption (security) type and password. The  
    password is case-sensitive. 
 
    If the SMC utility does not scan the wireless network: 
 
    - Unplug the adapter and plug it into a different USB port.  
       Rescan the wireless network. 
 
    - If you have a laptop, try moving closer to the wireless  
       modem/router/access point and rescan the wireless  
       network. 
 
  - If you are still not able to connect, disable the SMC utility  
     from the startup menu and try the following steps: 
 

 

1. Click on 

“Run“ 

in the startup menu and enter  

   “services.msc“

; click on 

“OK“ 

 
2. In the Services Window, right-click on 

“Windows Zero  

    Configuration“

 Service and click 

“Properties“ 

 
3. In the Windows Zero Configuration Properties window,  
    make sure that the Startup Type is set to 

“Automatic“ 

and  

    click on the 

“Start“ 

button. 

 
Note: 

- If the 

“Start“ 

button is disabled (grayed-out), click 

“Stop”  

  and then 

“Start“  

  
- If the Startup Type is set to 

”Disabled” 

or 

”Manual

,

 change  

  that to 

”Automatic” 

and click 

”OK”

 
 

4. Go to 

“Start”

 “Settings”

 “Control Panel”

. Click on 

   

 “Network Connections”

5. Right-Click on 

”Wireless Network Connections’ and click 

    ‘View Available Wireless Networks”

6. In the new window, a list of available networks would be 
    displayed. Try to connect to your wireless network.

2. I cannot install the drivers for my 
    SMC wireless USB adapter.

1. If you cannot install the drivers using the SMC EZ 
   Installation Wizard (refer to the front page), install 
   through the device manager on your Windows PC:

  a) Go to Device Manager and look for the Wireless adapter 
      below the Other Devices

      Right click on

 “My Computer” 

and click 

“Properties”

      The window below will pop up. Select 

“Hardware” 

and 

      click on 

“Device Manager”

  b) Right-click on the USB Adapter (Should be displayed as 
     “USB 2.0 WLAN”) and click on 

“Properties”

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  c) In the adapter’s properties window, click on “

Reinstall  

      Driver”

 button to launch the Installation wizard 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
d) Select the option that allows to 

Install from a list or   

     specific location

 and click Next 

 
 
 
 
 
 
  
 
  
 
 
 
 
 
e) In the next window, select the option, 

“Include this  

    location in search” 

and click on the “

Browse” 

button 

  
 
 
 
 
 
 
 
 
 
 
 
 
 
f) Insert the SMCWUSB-G Installation CD. Expand the CD  
    Drive and navigate to the Driver folder. Highlight the  
    folder for the appropriate operating system and click  
    OK 
 

 

 

  g) Click Next to continue the installation

  h) When prompted about the digital signature, click on 
     

“Continue Anyway”

 and complete the Installation by 

      clicking on the Finish button

Note

: To access Device Manager,

Windows 98/ME:
Right-Click on “My Computer”

 Click on “Properties”

 

Click on the “Device manager” Tab

Windows 2000/XP/Vista:
Right-Click on 

“My Computer” 

(“Computer” in Windows 

Vista)

 Click on 

“Properties”

 Click on the 

“Hardware” 

Tab > Click on 

“Device Manager”

2. If the adapter not found in the Other Devices try the 
    adapter on a different USB port

3. If the adapter still fails to be recognized by Device 
    Manager, try the adapter on a different computer to 
    check if the issue is with the hardware

Suggested Products for 
a Complete SMC Solution

    SMCWBR14S-N3
    Barricade™ 

802.11n 

 

    300Mbps 

Wireless 

 

    Router 

 

  

 

 

 

 

TECHNICAL SUPPORT

From U.S.A. and Canada
(24 hours a day, 7 days a week)
(800) SMC-4-YOU Phn: (949) 679-8000
Fax: (949) 679-1481

From Europe : Contact details can be found on 
http://www.smc.com

Support: http://www.smc.com

If you are looking for further contact information, or 
firmware/driver downloads, please visit http://www.smc.com

20 Mason, Irvine, CA 92618
Phone: (949) 679-8000

Model Number: SMCWUSB-N2

Information furnished by SMC Networks, Inc. (SMC) is 
believed to be accurate and reliable. However, no 
responsibility is assumed by SMC for its use, nor for any 
infringements of patents or other rights of third parties, 
which may result from its use. No license is granted by 
implication or otherwise under any patent or patent rights 
of SMC. SMC reserves the right to change specifications at 
any time without notice.

Copyright © SMC Networks, Inc., 2009. All rights reserved. 
SMC is a registered trademark; EZ Connect and Barricade are 
trademarks of SMC Networks, Inc. Other product and 
company names are trademarks or registered trademarks of 
their respective holders. 

 

 

 

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