User's Manual

Troubleshooting 35
System problem
Touchscreen problem
Problems Possible causes Possible solutions
Tablet does not turn on The battery is completely
discharged.
1 Charge the tablet for
at least 4 hours.
2 Press and hold the
Power and
Sleep/Wake button for
4 seconds.
Tablet does not turn off Press and hold the Power
and Sleep/Wake button
for 10 seconds to perform
a hard shut down.
Tablet locks up Press and hold the Power
and Sleep/Wake button
for 10 seconds to perform
a hard shut down.
Problems Possible causes Possible solutions
Touchscreen responds
slowly or improperly
Protective cover
prevents the tablet from
recognizing your inputs.
• Gently wipe the
display with a clean
dry cloth.
• Remove any
protective covers
from the touchscreen.