Troubleshooting charts
Audio problems
Problem Action
General problems. Problems may be due to such factors as:
The audio cable configuration is not correct for your application.
The audio cable is defective.
The audio equipment is defective.
Check if:
The audio function is enabled.
The mute is off.
Universal serial bus (USB) problems
Problem Action
A device connected to
the USB connector does
not work.
1. Make sure that the USB device is connected correctly.
2. Open the "Device Manager" window, and make sure that the USB device
setup is correct, and that computer resource assignment and device driver
installation are correct.
Note: To open the "Device Manager" window, click Start and move the
cursor to Settings and click Control Panel. Double-click System; then
click the Device Manager tab in the "System Properties" window.
Chapter 4. Solving computer problems 99