User manual

119
My tablet turns off by itself
• Check that your screen is locked when you are not using your tablet, and
make sure the Power key is not mis-contacted due to unlocked screen.
• Check the battery charge level.
My tablet cannot charge properly
• Make sure that your battery is not completely discharged; if the battery
power is empty for a long time, it may take around 20 minutes to display
the battery charger indicator on the screen.
• Make sure charging is carried out under normal conditions (0°C to
+40°C).
• When abroad, check that the voltage input is compatible.
My tablet cannot connect to a network or "No service" is
displayed
• Try connecting in another location.
• Verify the network coverage with your operator.
• Check with your operator that your SIM card is valid.
• Try selecting the available network(s) manually (see "11.1.7 Mobile
networks")
• Try connecting at a later time if the network is overloaded.
My tablet cannot connect to the Internet
• Make sure that the internet access service of your SIM card is available.
• Check your tablet's Internet connecting settings.
• Make sure you are in a place with network coverage.
• Try connecting at a later time or another location.
Invalid SIM card
• Make sure the SIM card has been correctly inserted (see "Inserting or
removing the SIM card").
• Make sure the chip on your SIM card is not damaged or scratched.
• Make sure the service of your SIM card is available.
I cannot find my contacts
• Make sure your SIM card is not broken.
• Make sure your SIM card is inserted properly.
• Import all contacts stored in SIM card to tablet.
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