Troubleshooting Charts
Audio Problems
Problem Action
General problems. Problems may be due to such factors as:
The audio volume control is not adjusted to the desired level.
The audio volume in Windows is muted or not adjusted to the desired level.
The audio cable configuration is not correct for your application.
The aduio is disabled.
The audio cable is defective.
The audio equipment is defective.
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.
The computer does not
recognize your USB
device.
Unplug and plug in the USB device.
Note: If your computer is in standby mode, your system might not recognize
USB devices when operation resumes. Resume operation first, then plug
in the USB device.
Solving Computer Problems 121
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