![background image](http://html.mh-extra.com/html/samsung/sgh-i750-series/sgh-i750-series_service-manual_1190803050.webp)
SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
7-16
This Document can not be used without Samsung's authorization
R516
R536
C584
2 Y3
4 _ENABLE
R532
X0
10
X1
12
13
X
2
X3
9
1 Y
15
Y
0
Y1
3
Y
2
16
17
G
N
D
G
N
D
18
19
G
N
D
G
N
D
20
5
N
C
NC
21
22 NC
14
V
C
C
11
X
U503
8
A
B
7
6
G
N
D
C583
VAUDIO33
R535
C508
C578
R533
R534
VMICBIAS
R538
VMICBIAS
R537
C582
TA505
RCV_EARCOM
EAR_MIC-
MIC+
MIC-
BT
BT_SPKOUT-
MICN
MICP
MIC_SEL2
MIC_SEL1
MIC501
C532
ZD506
C537
ZD504
C538
C536
C535
C531
MIC-
MIC+