Microphone Part - Samsung GT-B7300 Service Manual
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Also See for GT-B7300:
- User manual (157 pages) ,
- Extended usage manual (88 pages) ,
- Notice (4 pages)
Table of Contents
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Flow Chart of Troubleshooting
9-5. Microphone Part
Phone MIC does not work
YES
Not OK
Check the signal
Solder C521, L500 again
C521 of U502
OK
Not OK
Check all power source
related U502
Resolder or r eplace U502
OK
No
Is MIC working?
Replace Mic(MIC500) or PBA
Yes
END
9-13
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Table of Contents
Troubleshooting
