Dell XPS 12 Manuel de l'utilisateur - Page 33
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Touchscreen problem
Problems
Touchscreen responds
slowly or improperly
System problem
Problems
Tablet does not turn on
Tablet does not turn off
Possible causes
•
The screen is dirty.
•
A protective cover may
prevent the tablet from
recognizing your
inputs.
Possible causes
The battery is completely
discharged.
•
Ensure they are within
Bluetooth range.
Possible solutions
•
Moisten a soft, lint‑free
cloth with either water
or a display cleaner,
and wipe the surface
of the tablet until it is
clean. Do not allow
water from the cloth
to seep down to the
tablet ports or buttons.
•
Moisten a soft, lint‑free
cloth with either water
or a display cleaner,
and wipe the surface
of the tablet until it is
clean. Do not allow
water from the cloth
to seep down to the
tablet ports or buttons.
•
Calibrate the touchscreen
.
Possible solutions
•
Charge the tablet for
at least 4 hours.
•
Press and hold the
power button for 2
seconds.
Press and hold the power
button for 10 seconds to
forcefully turn off the
tablet.
Troubleshooting
33