User manual

60
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
Incapable to
power-on
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
SIM card fault
Check or replace SIM card
Insufficient
standby time
Low Battery performance
Replace battery
Charging Fault
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
Charger broken
Replace or repair the charger
Conversation
SIM card failure
Check or replace SIM card