Lenovo IdeaPad U300e - Manual (Page 159)

If the application still does not run correctly, contact your place of purchase or a service representative for
help.
Ports and connectors
This section includes the most common ports and connectors problems.
USB problems
• Problem: A device connected to the USB connector does not work.
Solution: Open the Device Manager window. Make sure that the USB device setup is correct, and that
the assignment of computer resource and the installation of the device driver are correct.
To open the Device Manager window, do the following:
1. Click Start ➙ Control Panel.
2. Click Hardware and Sound.
3. Click Device Manager. If you are prompted for an administrator password or confirmation, type the
password or provide confirmation.
Refer to “Diagnosing problems” on page 125 and run a diagnostic test of the USB connector.
Chapter 10 . Troubleshooting computer problems 143