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SGH-S341i Flow Chart of Troubleshooting
5. Speaker Part
Is there no sound from Speaker
Is the teminal of
Speaker O.K ?
Are there any signals at
the C439,C462
No
Is there any signals
at the pin#5 and
pin#7 of U104 ?
The pin#4 of
Check the
U104 is "Low"
U101
Yes
Yes
Yes
The type of sound
from the Speaker is
Yes
No
Yes
Check the U202
Check the U104
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No
Replace the Speaker
No
Check LCD or Replace CN402
No
Melody
Is there any signals
at the pin#2 and
pin#10 of U104 ?
The pin#4 of
No
U104 is "High"
END
2-8
No
Yes
Check the
U101
Yes
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