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A solid-state drive problem
Problem: When you compress les or folders by use of the data compression function in Windows, and then
decompress them, the process of writing to or reading from the les or folders is slow.
Solution: Apply the disk defragmentation tool in Windows for faster access to the data.
A software problem
Problem: A program does not run correctly.
Solution: Ensure that the problem is not being caused by the program.
Check that your computer has the minimum required memory to run the program. Refer to the manuals
supplied with the program.
Check the following:
• The program is designed to operate with your operating system.
• Other programs run correctly on your computer.
• The necessary device drivers are installed.
• The program works when it is run on some other computer.
If an error message is displayed while you are using the program, refer to the manuals supplied with the
program.
If the program still does not run correctly, contact your place of purchase or a service representative for help.
Problems with ports and connectors
The following are the most common problems with ports and connectors.
A USB problem
Problem: A device connected to the USB connector does not work.
Solution: Open the Device Manager window. Ensure that the USB device setup is correct, and that the
assignment of computer resource and the installation of the device driver are correct. Go to Control Panel.
Click Hardware and Sound ➙ Device Manager. If you are prompted for an administrator password or
conrmation, type the password or provide conrmation.
Refer to “Diagnosing problems” on page 115 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 indicator of the docking station is on.
• The computer is securely attached to the docking station or the port replicator.
Chapter 10. Troubleshooting computer problems 131