LG KG270 Service Manual page 79

4. TROUBLE SHOOTING
CIRCUIT DIAGRAM
RADIO)
RADIO_AMP_SHDN
FM (FOR VA VIO
RADIO_AMP_SHDN
16
GPIO3 RCLK
17
FM_INT
FM_INT GPIO2 SDIO
TP301 18
GPIO1 SCLK
19
NC2 _SEN
20
PGND
21
NA C334
0.1u C339
10
9
8
7
6
4.7K
R337
4.7K
R336
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