Blu Aria - Page 35

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Connect the charger without
battery put in, check if the voltage
of positive pole is around 3.6V.
Replace or re-solder CPU
MT6250
If recognize “charger
connected”
Does not charge – does not recognize charging
Change battery
Re-flash SW
Resolved
NO
YES
YES
YES
YES
YES
Re-solder
or replace
I/O
connector
There is no symbol
shows charging
Power on and connect charger,
input *#84666*# to check if
ADC is around 0.40A
Check battery connector
testing Pin, if the bias resis
and vatge be normal.
NO
YES
NO