Samsung GT-S3370 Service Manual page 62

Flow Chart of Troubleshooting
R633
C131
L115
R110 R109
ZD504
C132
C139
C138
C134
L119 C144
C541
C137
C145
L116
I2C_SCL_FM
I2C_SDA_FM
SLEEP_CLK
FM_RADIO_ANT
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VREG_MSME_1.8V VREG_MSMP_2.6V
VREG_MSME_1.8V
U101
AUDOL
F6
VCC AUDOR
B6
VDD
A6
VREFDIG BUSSEL1
BUSSEL2
A3
SCL
A4
SDA GPIO1
B1
SEN GPIO2
F2
T_EN
AGND
A5
FREF DGND
F4
L115 INTX RFGND
E1
RFI
A2
RST
FM RADIO
9-34
C130
RADIO_LOUT
E6
C131
D6
RADIO_ROUT
C1
A1
F3
F5
F1
C6
D1
1
NC
2
NC