Ambit Cable Modem Router U10C012 User Manual
Page 25
 
 User’s Guide 
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4. Select USB Composite Device and click Remove 
5. Click Refresh 
The Add New Hardware Wizard window appears, displaying the device name USB Composite 
Device. Refer to the proper operating system instructions in this chapter for information on 
reinstalling the driver properly.  
All of the LEDs on the front of my modem look correct, but I cannot access the Internet.
• If the POWER, USB, SYNC, and READY are solidly lit, the cable modem is working
properly. Use the following procedures to verify connectivity between the PC and the 
cable modem: 
o Launch Your PC’s Internet Browser (e.g., Netscape, IE) 
o Enter http://192.168.100.1 into your browser. This URL connects you directly to the 
web server within your cable modem. A successful connection indicates that the PC 
is able to communicate with the cable modem. The next step is to enter a public 
URL to ensure connectivity between the cable modem and your cable service 
provider. If this fails, please contact your cable service provider for further 
assistance. 
• Try restarting the computer so that it could re-establish a connection with the cable modem. 
• Power cycle the cable modem by removing the power adapter from the electrical outlet and 
plugging it back in. Wait several minutes for the cable modem to re-establish 
communications with your cable service provider. 
• Remove any other USB devices from your computer and connect the cable modem’s USB
cable directly to the USB port on your computer.
• If you are using a cable splitter, try removing the splitter and connect the cable modem
directly to the cable wall outlet. Wait several minutes for the cable modem to re-establish 
communications with your cable service provider. 
• Your USB or coaxial cable may be damaged. Try using another cable. 
• If none of these suggestions work, contact your cable service provider for further 
assistance.
Uninstalling the USB Driver
1. Insert the supplied CD into your CD-ROM drive 
2. Click on the My Computer icon on your desktop. Then click on the icon that belongs to 
your CD-ROM Drive.
3. Locate the file called “Uninstall” and click on the file. This program will remove all the