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Flow Chart of Troubleshooting
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9-5
9-3. Speaker Part
C556(VBAT_3.8V) =
3.8V
Speaker does not work
Check the U501 work
correctly
Check the U501
END
No
Yes
No
Check the U400
Is Speaker working?
No
Yes
Change the Speaker
Yes
Yes
Summary of Contents for SGH-F480I
Page 29: ...8 PCB Diagrams 8 1 1 Main top ...