Lenovo 4180L91 Laptop User Manual


 
Universal Serial Bus 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.
For Windows 7 and Windows Vista:
1. Click Start Control Panel.
2. Click Hardware and Sound.
3. Click Device Manager. If you are prompted for an administrator password or conrmation, type the
password or provide conrmation.
For Windows XP:
1. Click Start Control Panel.
2. Click Performance and Maintenance, and click System.
3. Click the Hardware tab, and click the Device Manager button.
Refer to “Diagnosing problems” on page 201 and run Lenovo ThinkVantage Toolbox for a diagnostic test
of the USB connector.
A docking station or port replicator problem
Problem: The computer does not start when you try to turn it on, and does not respond when you try
to resume operation.
Solution: Make sure that:
The ac power adapter is connected to the docking station or the port replicator.
The docking indicator of the ThinkPad Mini Dock Plus Series 3, the ThinkPad Mini Dock Series 3, or the
ThinkPad Mini Dock Plus Series 3 (170 W) is on.
The computer is securely attached to the docking station or the port replicator.
232 User Guide