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SGH-I700 Flow Chart of Troubleshooting
2-9
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6.3V
33UFC485
AGND
33UFC484
6.3V
AGND
AGND
AGND
AGND
AUDIO33
100NF
C462
C450
1UF
AMP36
47K,1%
R434
180PF
C457
27K,1%
1UF
C458
C452
330NF
R430
6
IN1
4
IN2
8
5
NC1
7
NC2
NO1
2
NO2
101
V+
1
_SHDN
U407
3
COM1
9
COM2
GND
+IN
3
4
-IN
BYPA
2
7
GND
VDD
6
VO1
5
VO2
8
SPK- nAM P_EN
LINEOUTL
LINEOUTR
SPK_SEL
RCVOUTR
SPKOUT
SPKOUTSPK+
SPK_SEL
RCVOUTL
U405