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Problem
You cannot enable
certain call features
PIN Code is blocked
System problems
Battery does not charge
Unable to turn the
smartphone on.
188
Troubleshooting
Possible causes
Your service provider does
not support these features,
or you have not subscribed
for services that provide
these features.
You have entered an
incorrect PIN code in three
consecutive attempts.
The battery or battery
charger is damaged.
The smartphone's
temperature is below 0°C or
higher than
45°C.
Poor contact between the
battery and charger.
The battery is fully
discharged.
The smartphone system is
corrupted.
Battery contacts are not
clean.
Possible solutions
Contact your service
provider.
Contact your service
provider. If the service
provider provides the SIM
card's PUK code, use the
PUK code to unlock the SIM
card.
Contact the dealer.
Try charging the phone at
temperatures ranging
between 0°C and 45°C.
Check to see if you have
connected the USB cable
and charging plug correctly.
Charge the smartphone.
Reset the smartphone or
start emergency software
recovery. For instructions,
see page 191.
Seek your dealer's help to
clean the contacts.
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