User manual

Maintenance and Troubleshooting
2. Use the stylus tip on the tablet pen and insert it into the reset hole to press the Hard Reset button (1)
until the tablet shuts down. (You can also use a paper clip and unbend it to form a pin.)
3. Replace the microSD card to the slot in the device.
4. Press Power to restart the device.
Troubleshooting the Tablet
Problem Cause Solution
Battery not charged. Charge the battery in the device.
Battery not installed properly. Ensure battery is installed properly.
Tablet does not
turn on.
System crash. Perform a soft reset. If the device still
does not turn on, perform a hard reset.
See Resetting the Device on page
65.
Battery failed. Replace battery. If the device still does
not operate, try a soft reset, then a hard
reset. See Resetting the Device on page
65.
Device removed from cradle before
charging completed.
Insert the device into the cradle and
begin charging. The battery fully
charges in approximately four hours.
Battery did not
charge.
Ambient temperature of the cradle is
too warm or too cold.
The ambient temperature must be
between 0°C and 40°C (32°F and 104°F).
SIM card is valid. Ensure that the micro SIM card is valid
and workable if using a mobile network.
Not within range of network. Move within the network’s service range
and the signal strength is good.
Unable to connect
to the wireless
network.
Device is in airplane mode. Turn the Airplane mode off.
The multi-
touch screen
responds slowly or
improperly.
Finger or screen is wet. Ensure that your hands are clean and
dry when touching the screen. Restart
the tablet to try again.
66