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DELL DCDO Manuale Utente

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Quick Reference Guide
23
Cleaning Your Computer
 
CAUTION: 
Before you begin any of the procedures in this section, follow the 
safety instructions in the 
Product Information Guide
.
Computer, Keyboard, and Monitor
 
CAUTION: 
Before you clean your computer, disconnect the computer from the 
electrical outlet. Clean your computer with a soft cloth dampened with water. Do 
not use liquid or aerosol cleaners, which may contain flammable substances.
•
Use a vacuum cleaner with a brush attachment to gently remove dust from 
the slots and holes on your computer and from between the keys on the 
keyboard.
 
NOTICE: 
Do not wipe the display screen with a soap or alcohol solution. Doing so 
may damage the antiglare coating.
•
To clean your monitor screen, lightly dampen a soft, clean cloth with water. 
If possible, use a special screen-cleaning tissue or solution suitable for the 
monitor’s antistatic coating.
•
Wipe the keyboard, computer, and plastic part of the monitor with a soft 
cleaning cloth moistened with water.
Do not soak the cloth or let water drip inside your computer or keyboard.
Mouse (Non-Optical)
1
Turn the retainer ring on the underside of your mouse counterclockwise, 
and then remove the ball.
2
Wipe the ball with a clean, lint-free cloth.
3
Blow carefully into the ball cage to dislodge dust and lint.
4
Clean the rollers inside the ball cage with a cotton swab moistened lightly 
with isopropyl alcohol.
5
Recenter the rollers in their channels, as needed. Ensure that fluff from the 
swab is not left on the rollers.
6
Replace the ball and retainer ring, and then turn the retainer ring clockwise 
until it clicks into place.