In order to fix the mobile cell phones problems in such cell phones as Nokia,Motorola,Samsung,Sagem,NEC,LG,Sagem,Iphones,Black Berries and others the procedure below could be followed.
First ensure that the mouth piece makes proper contact with the PCB.Many mobile cell phones mouth piece problem get fixed by this singular action especially mobile cell phones products of Nokia, Motorola,Samsung,Sagem,NEC,LG,I phones,Black Berries,etc.
In some cases the mobile cell phone's mouth piece problem is from the
mouth piece. Testing the cell phone with a known working mouth piece of a similar cell phone could ensure that the mouth piece problem is detected and fixed by replacement.
PCB with a rework station should however be done before using a tiny copper wire to join the ends as most of the mouth piece problems are fixed in this way.
That the mobile cell phone mouth piece problem could be from related ic and components that are not properly fixed to the PCB can not be ruled out.This problems can be solved by heating the entire PCB with a rework station.
The earpiece problem could also come from dust on the PCB.This can be fixed by brush cleaning with a volatile liquid.
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| MOBILE CELL PHONE PROBLEMS: FIX FOR MOUTH PIECE PROBLEMS IN NOKIA,MOTOROLA,SAMSUNG,NEC,LG,SAGEM, SONNY ERICKSON,IPHONES,BLACK BERRIES ETC |
First ensure that the mouth piece makes proper contact with the PCB.Many mobile cell phones mouth piece problem get fixed by this singular action especially mobile cell phones products of Nokia, Motorola,Samsung,Sagem,NEC,LG,I phones,Black Berries,etc.
In some cases the mobile cell phone's mouth piece problem is from the
mouth piece. Testing the cell phone with a known working mouth piece of a similar cell phone could ensure that the mouth piece problem is detected and fixed by replacement.
PCB with a rework station should however be done before using a tiny copper wire to join the ends as most of the mouth piece problems are fixed in this way.
That the mobile cell phone mouth piece problem could be from related ic and components that are not properly fixed to the PCB can not be ruled out.This problems can be solved by heating the entire PCB with a rework station.
The earpiece problem could also come from dust on the PCB.This can be fixed by brush cleaning with a volatile liquid.
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