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.
Summary of Contents for Precision T7400 DCDO
Page 4: ...4 Contents ...
Page 52: ...52 Quick Reference Guide ...
Page 58: ...58 Index ...
Page 62: ...62 Tartalomjegyzék ...
Page 126: ...126 Tárgymutató ...
Page 192: ...192 Indeks ...
Page 262: ...262 Указатель ...
Page 263: ...320 אינדקס ...
Page 317: ...266 תוכן ...
Page 320: ...w w w d e l l c o m s u p p o r t d e l l c o m Dell Precision T7400 מדריך עזר מהיר דגם DCDO ...