![background image](http://html2.mh-extra.com/html/samsung/sm-a507fn/sm-a507fn_service-manual_4750591085.webp)
Confidential and proprietary-the contents in this service guide subject to change without prior notice
Distribution, transmission, or infringement
of any content or data from this document without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair
8-4-9-2. Microphone Part - Sub(2nd) MIC
Check Sub(2nd) microphone function
in voice call loudSPK mode
or in camcording mode
mode
Yes
No
Check the voltage at
L6008 = 2.8V
No
Replace U6012
Yes
No
END
Check the
SUB_MIC_P data at
L6002
Yes
No
No
Replace MIC6000