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Shutting down puts the device in a deep sleep state. The device will close all
running programs before shutting down. To use the device again, press the power
button for 5 seconds. The Home screen appears.
5.2 Troubleshooting
NOTE: If you encounter a problem you cannot solve, contact an authorized service center for
assistance.
Power Problems
Power does not turn on when using battery power
z The remaining battery power may be too low to run your device. Charge the
battery.
Screen Problems
Screen responds slowly
z Make sure that your device is not running out of battery power. If the problem
still exists, reset your system.
Screen freezes
z Reset your system.
Screen is hard to read
z Make sure that the backlight of the display is on.
z Move to a location with more light.
Inaccurate response to taps
z Recalibrate the touch screen.