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
Check the connection
from MIC
Check the U301 pin 1 =
1.8V ?
Resolder MIC
Resolder the U301
END
No
Yes
Yes
Yes
Yes
No
Change the KEY F_PCB
Replace the MIC
Microphone does not work
No
Check & Resolder the C343,C353,C341,C352
R309,R311,R310,R308
Check the Circuit from
UCP100 to HDC301 pin18,20
Yes
No
Содержание SGH-Z560
Страница 29: ...8 PCB Diagrams 8 1 Top ...
Страница 30: ...PCB Diagrams 8 2 Bottom ...