LG KG300 Service Manual page 51

4. Troubleshooting
P2 FM_ANT
P1 GPIO4_FMRST
P1 GPIO11_FMEN
P1,2 GPIO8_SCL
P1,2 GPIO9_SDA
P1 GPIO12_32KHz
I 2 C test point at near CMOS sensor
U502 U502
C505 C505 SI4700 SI4700
100P 100P FMM24PA-A FMM24PA-A
C0402 C0402
1
GND1
1 2 2
FMIP
3
RFGND
4
FMIN
5
GND
6
GND2
7
RST
8
SEN
9
SCLK
10
SDIO
1 2 11
RCLK
R501 R501
12
VIO
0R 0R
R0402 R0402
C504 C504
22N 22N
C0402 C0402
2 1
13
VD
14
GND
15
ROUT
16
LOUT
17
GND
18
VA
19
GPIO3
20
GPIO2
21
GPIO1
22
NC2
23
NC3
24
GND3
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TP501 TP501
TP-0.7 TP-0.7
VDD
FM_INR P1
FM_INL P1
ENIT1_FM_INT P1
C506 C506
2.2U 2.2U
C0603 C0603