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The following online study guide is designed to help you with your Comptia A+ test prep. You can discuss any questions or comments that you may have, either on these study guides or on the Comptia A+ test on our community forum.
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Implementing
preventive measures on PC Components
Preventive Measures on PC Components |
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Keyboard |
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Keyboard also accumulates
dirt. This affects the working of the keyboard and
causes the keys to stick with the dust particles
on being pressed. The dust particles
can also cause short-circuit, which results
in incorrect characters being displayed
on the screen. Liquids such as tea or coffee
spilled on the keyboard can also cause a
short-circuit. To avoid this, cover the keyboard
when not in use.
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| To
clean the keyboard, follow these steps: |
| 1. |
Switch off the computer. |
| 2. |
Disconnect the keyboard from the
computer. |
| 3. |
Remove the key tops from the keyboard. |
| 4. |
Blow the dust using a vacuum cleaner. |
| 5. |
Clean the key tops with a cotton
swab dipped in denatured alcohol. |
| 6. |
Dry the key tops with a lint-free
cloth. |
| 7. |
Put the key tops back in place |
| 8. |
Connect the keyboard to the computer |
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