Blu LIFE ONE M, Руководство по обслуживанию

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33
Receiver low voice or no voice
NO
NO
NO
NO
YES
YES
YES
YES
NO
NO
Replace the
receiver.
Measure the signal
with oscillograph
under calling mode
Receiver is low.
Check if J1103
is damaged.
Resolder clean J1103
Check if the receiver
is broken or damaged
Test if there’s sound from
receiver with multimeter
Replace receiver
Replace CPU
U101 MT6589
Set the phone as
handsfree mode
END