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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.
Press Fn+PgUp and Fn+PgDn to increase and decrease the volume respec-
tively.
The audio volume in Windows is muted or not adjusted to the desired level.
Press Fn+Backspace to turn sounds off and on.
The audio cable configuration is not correct for your application.
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.
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ThinkPad i Series 1200/1300 User's Reference
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