Acer Aspire AcerSystem Manuel de l'utilisateur - Page 30

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A: Do the following:
•
Make sure that the printer is connected to a power outlet and that it is
turned on.
•
Make sure that the printer cable is connected securely to the system's
USB port and the corresponding port on the printer.
•
For additional information concerning the printer, refer to the printer's
documentation.
Q: No sound comes out from the computer.
A: Check the following:
•
The volume may be muted. Look for the Volume icon on the taskbar. If
it is crossed-out, click on the icon and deselect the Mute option. You can
also press the volume control/mute knob on your USB keyboard to
toggle from mute to sound on.
•
If headphones, earphones, or external speakers are connected to the
line-out jack of your computer, the internal or built-in speakers are
automatically turned off.

Taking care of your computer

Please read the important instructions listed in this section. Following these
instructions will help you maximize the durability of your computer.

Important tips

•
Do not expose the computer to direct sunlight. Do not place it near
sources of heat, such as a radiator.
•
Do not expose the computer to temperatures below 0
o
o
50
C (122
F).
•
Do not subject the computer to magnetic fields.
•
Do not expose the computer to rain or moisture.
•
Do not spill liquid on the computer.
•
Do not subject the computer to heavy shock or vibration.
•
Do not expose the computer to dust and dirt.
•
Never place the system on uneven surfaces.
•
Do not step on the power cord or place heavy objects on top of it.
Carefully route the power cord and any cables away from personal
traffic.
o
o
C (32
F), or above