![background image](http://html.mh-extra.com/html/samsung/sgh-f330/sgh-f330_service-manual_1190696042.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-11
9-6 Microphone Part - Earphone MIC
Earphone mic. does not work
Yes
Not OK
Check the connection
from IFC600
Resolder IFC600 pin 3,4
Yes
Change a Earphone
Is Earphone MIC working?
OK
Yes
Resolder R501, C511, C513
Check the circuit
from IFC600 pin 3,4
to UCP300
END
Not OK
No