Operation Manual

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8. TROUBLE SHOOTING
If you’re having problems with your mobile phone, please consult the following ‘trouble shooting list’. If the
problems can’t be solved, please contact with professional technician
Problem Possibly caused by Possible recovery method
Power key pressing time is not
enough
Press power key for more than three seconds or
longer
Battery with low power Charge the battery
Battery with poor contact Assemble the battery again or clean the contact
points of the battery
Incapable to
power-on
SIM card fault Check or replace SIM card
Insufficient
standby time
Low Battery performance Replace battery
Poor contact Check contact conditions, replace socket or plug
Battery voltage is too low Charge it half an hour first, and then unplug to
charge the battery again
Battery fault Replace battery
Charger Model Error Replace suitable charger
Charging Fault
Charger broken Replace or repair the charger