TCL 403 User Manual page 30

I can't use the features described in the manual
• Check with your operator to make sure that your subscription includes this
service.
• Make sure that this feature doesn't require a TCL accessory.
When I select a number from my contacts, the number can't be dialled
• Make sure that you have correctly recorded the number in your contacts.
• Make sure that you have selected the country code when calling an international
number.
I can't add a contact
• Make sure that your SIM card contacts are not full; delete some contacts or
save the contacts to the phone.
My callers can't leave messages on my voicemail
• Contact your network operator to check service availability.
I can't access my voicemail
• Make sure that your operator's voicemail number is correctly entered in
"Voicemail number".
• Try later if the network is busy.
I can't send and receive MMS
• Check your phone storage as it might be full.
• Contact your network operator to check service availability and MMS parameters.
• Verify the server centre number or your MMS profile with your operator.
• The server centre may be swamped. Try again later.
SIM card PIN locked
• Contact your network operator to obtain the PUK (Personal Unblocking Key)
code.
I can't connect my phone to my computer
• Check to make sure the USB port is not broken. If it's not working, try another
USB port on your computer.
• Make sure USB drivers are properly installed.
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• If you are using a Windows computer, make sure it supports MTP mode. If you
are using a Mac, make sure to install Android File Transfer from www.android.
com/filetransfer/.
I can't download new files
• Make sure that there is sufficient phone storage space for your download.
• Select the microSD card as the location to store downloaded files.
• Check your subscription status with your operator.
The phone can't be detected by others via Bluetooth
• Make sure that Bluetooth is turned on and your phone is visible to other users.
• Make sure that the two phones are within Bluetooth's detection range.
The battery drains too fast
• Make sure that you follow the complete charge time (minimum 120 minutes).
• After a partial charge, the battery level indicator may not be exact. Wait for at
least 20 minutes after removing the charger to obtain an exact indication.
• Adjust the brightness of screen as appropriate.
• Extend the email auto-check interval for as long as possible.
• Update news and weather information on manual demand, or increase their
auto-check interval.
• Exit background-running applications if they are not being used for extended
periods of time.
• Turn off Bluetooth, Wi-Fi, or GPS when not in use.
The phone becomes warm following prolonged calls, game playing, internet
surfing or running other complex applications
• This heating is a normal consequence of the CPU handling excessive data.
Ending the above actions will make your phone return to normal temperature.
After a factory data reset is performed, I can't use my phone without entering
Google account credentials
• After a reset is performed, you must enter the original Google account credentials
that were used on this phone.
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