Keyboard - HP Compaq Presario,Presario R4000 Hardware And Software Manual

Keyboard

CAUTION: To prevent permanent damage to your keyboard, do not
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use liquids of any kind on your keyboard. Any liquid could cause
permanent damage to your keyboard and to the internal components of
your notebook. Some liquids and household solvents can permanently
damage the finish of your notebook.
CAUTION: To prevent the deposit of household debris on the
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keyboard, do not clean the keyboard with a regular vacuum cleaner.
Clean the keyboard regularly to prevent keys from sticking and to
remove dust, lint, and particles that can become trapped beneath
the keys.
Ideally, use a can of compressed air with a straw extension to
blow air in and around the keys.
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Hardware and Software Guide
Notebook Care
15–3