![Samsung SGH-C180 Скачать руководство пользователя страница 35](http://html.mh-extra.com/html/samsung/sgh-c180/sgh-c180_service-manual_1190386035.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
This Document can not be used without Samsung's authorization
9-9
9-5. Microphone Part - Earphone MIC
No
Yes
Earphone mic. does not work
Yes
Not OK
Check the connection
from IFC400
Resolder IFC400 pin 3,4
Yes
Resolder C401, C403, L402, L403,
R400 and C402 again
Check the circuit
EAR MIC
Yes
OK
END
Resolder IFC400, R427
Check
JACK IN is low
when ear jack is inserted.
No
No
Is Earphone MIC working?
Repeat sequence