5-10
Samsung Electronics
Troubleshooting
MICROPHONE PART
Microphone does not work
Check the connection
from MIC to J1001 (Ear-jack)
U307 pin 5 (AVCC) 3.0V?
Is there
the 13MHz clock signal on
U405 pin 64?
Check connection
from U405 pin 26, 27 to
MIC+ and MIC-?
Check connection
from U405 pin 21, 22 to
MIC+ and MIC-?
Resolder the connection
from Mic to J1001 (Ear-jack)
Check the circuit related to U307
Check the connection from
U408 pin 85 to U405 pin 64
Resolder the R413, R417, R419,
R420, C430, C407 and C922
Resolder the C406, C429,
C426 and C425
END
No
Yes
No
Yes
No
Yes
No
Yes
Содержание SGH 600
Страница 2: ...Samsung Electronics Co Ltd ELECTRONICS ...
Страница 6: ...1 4 Samsung Electronics General Description MEMO ...
Страница 20: ...3 4 Samsung Electronics Specification MEMO ...
Страница 40: ...7 8 Samsung Electronics Electrical Parts List MEMO ...
Страница 44: ...8 4 Samsung Electronics Exploded View and its Parts List 8 3 Charger Exploded View 1 2 3 4 7 8 9 10 12 11 5 6 ...
Страница 48: ...8 8 Samsung Electronics Exploded View and its Parts List 8 9 Hands Free Kit Diagram ...
Страница 49: ...Samsung Electronics 8 9 Exploded View and its Parts List 8 10 Boost Kit ...
Страница 57: ......
Страница 58: ......
Страница 59: ......
Страница 60: ......
Страница 61: ......
Страница 62: ......
Страница 63: ......
Страница 64: ......
Страница 65: ......
Страница 66: ......
Страница 67: ......
Страница 68: ......
Страница 69: ......
Страница 70: ......
Страница 71: ......
Страница 72: ......
Страница 73: ......
Страница 74: ......