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Troubleshooting�������������������
Before contacting the service center, you are advised to follow the
instructions below:
•
You are advised to fully charge (
) the battery for optimal
operation.
•
Avoid storing large amounts of data in your phone as this may
affect its performance.
•
Use Factory data reset and the upgrade tool to perform phone
formatting or software upgrading. ALL User phone data: contacts,
photos, messages and files, downloaded applications will be lost
permanently. It is strongly advised to fully backup the phone data
and profile before doing formatting and upgrading.
Carry out the following checks:
My phone is frozen or cannot be switched on
•
Check the battery power level, charge for at least 20 minutes.
•
If it still does not work, please reset the phone using the Power
key and the Volume up key.
My phone has not responded for several minutes
•
Restart your phone by pressing and holding the Power key.
My phone turns off by itself
•
Check that your screen is locked when you are not using your
phone, and make sure the Power key is not mis-contacted due
to unlocked screen.
•
Check the battery charge level.
My phone 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
(32°F) to +50°C (122°F)).
•
When abroad, check that the voltage input is compatible.
My phone cannot connect to a network or “No service”
is displayed
•
Try connecting in another location.
•
Verify the network coverage with your service provider.
•
Check with your service provider that your SIM card is valid.
•
Try selecting the available network(s) manually.
•
Try connecting at a later time if the network is overloaded.
My phone cannot connect to the Internet
•
Check that the IMEI number (press *#06#) is the same as the one
printed on your warranty card or box.
•
Make sure that the internet access service of your SIM card is
available.
•
Check your phone'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 Nano 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.
Unable to make outgoing calls
•
Make sure you have dialed a valid number and have touched
.
•
For international calls, check the country and area codes.
•
Make sure your phone is connected to a network, and the network
is not overloaded or unavailable.
•
Check your subscription status with your service provider (credit,
SIM card valid, etc.).
•
Make sure you have not barred outgoing calls.
•
Make sure that your phone is not in airplane mode.
Unable to receive incoming calls
•
Make sure your phone is switched on and connected to a network
(check for overloaded or unavailable network).
•
Check your subscription status with your service provider (credit,
SIM card valid, etc.).
•
Make sure you have not forwarded incoming calls.
•
Make sure that you have not barred certain calls.
•
Make sure that your phone is not in airplane mode.
The caller’s name/number does not appear when a call is
received
•
Check that you have subscribed to this service with your service
provider.
•
Your caller has concealed his/her name or number.
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 phone.
