User's Manual

21
• Check to make sure this function without the use of other
accessories
After selecting a number from your contacts, the number can not
be set aside
• Confirm your Tablet number is recorded accurately
• In international calls to ensure that you have to dial the
country code
Unable to create a new contact in Contacts
• Make sure the SIM card is not full; delete some contacts or
contacts stored in the Tablet directory (such as work or
personal directories) in
Callers are unable to leave a message on my voicemail
• Contact your network operator to check service availability
Unable to listen to voice mail
• Make sure your operator's voicemail number is correctly
entered to the "voice mailbox number" on
• If the network is busy, please try again later
Unable to send and receive MMS
• Check your Tablet memory available, because your Tablet
memory may be full
• Contact your network operator to check service availability
and check MMS parameters
• Consult the operator to verify the server center number or your
MMS profile
• The server center may be too busy, please try again later
SIM card PIN lock
• Contact your network operator to obtain the PUK code (Personal
Unblocking Key)
Unable to connect your Tablet to your computer
• Check whether you clicked in the settings \ Developer Options
\ USB Debugging check box
• Make sure to use the correct cable box wire Can not download
new files
• Check if your Tablet has enough free space for you to download
• Select the SD card to store your downloaded files
• Consult your network operator to check for conditions Other
Bluetooth devices can not detect your Tablet
• Ensure that Bluetooth is turned on and your Tablet is visible
to other users
• ensure that the two Tablet s within the detection range of the