Troubleshooting Your Computer (Wind ows XP)
57
1Close all open programs.
2Restart the computer. Fo llow these steps:
1Press the Windows key .
2Press U.
3Press R to select restart.
3If the computer does not restart, follow these steps:
1Press the Ctrl+Alt+Delete keys simultaneously. The Windows Task
Manager window appears.
2Press and release Alt to highlight the menu bar, and press the Right
Arrow key to select Shut Down.
3Press Enter.
4Press R to select restart.
4If this procedure does not work, press and hold the power button or slide and
hold the power switch until the computer turns off.
Why is the sound of my computer’s fan so loud?
The computer’s fan may be running at a high speed to cool the CPU. By l oweri ng
the CPU speed, you also lower the speed and noise level of the computer’s fan. If
your computer comes with the PowerPanel™ utility1, use it to lower the CPU
speed. If your computer does not come with the Powe rPan el uti lity, use the power
schemes to lower the CPU speed.
To lower the CPU speed using the PowerPanel utility:
1On the Windows® taskbar, right-click either the CPU icon or Profile
icon , depending on the model you purchased.
2Select Edit/Create Profiles. T he AC Power Profile Editor window
appears.
3Double-click System to open the System submenu if it is not already open.
4Double-click CPU Fan Control, and select Level 1 Quiet.
5Restart your computer.
1 Available on selected models.