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•When unplugging the power cord, do not pull on the cord itself but pull on the plug.
•The total ampere rating of the equipment plugged in should not exceed the ampere rating of the cord if you are using an extension cord. Also, the total current rating of all equipment plugged into a single wall outlet should not exceed the fuse rating.
Cleaning and servicing
To clean your computer and keyboard
1Turn off the computer and unplug the power cord.
2Use a soft cloth moistened with water and gently wipe the exterior of the computer and the keyboard. Do not use liquid or aerosol cleaners.
To clean your pointing device
To clean a regular mouse (with rubber ball)
1Open the circular cover at the base of the mouse.
2Take out the rubber ball and wipe it with a soft, damp cloth.
3Put the ball back and replace the cover.
To clean an optical mouse
For users of an optical mouse, refer to the documentation that came with your mouse for maintenance instructions.
To clean your monitor
Make sure that you keep your screen clean. For cleaning instructions, refer to the documentation that came with your monitor.
When to contact a service technician
•If you dropped and damaged the computer
•If liquid has been spilled into the computer
•If the computer is not operating normally
•If a computer problem persists even after you have checked and applied the troubleshooting tips discussed in the "Frequently asked questions" section on page 13
•If your problem is not listed in the "Frequently asked questions" section on page 13