Samsung B2700 Service Manual page 44

C232
R212
L211
C236 C227 C234 C238 L215
R415
C435
SIM400
SIMRSTn
SIMCLK
SIMIO
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<SIM Conn.>
R415
ZD401
1 6
CH1
CH5
2 5
VN CH4
C435
3 4
CH2
CH3
10-7
Flow Chart of Troubleshooting
VCC_SIM_3.0V
SIM400
1
VCC
2
VCC
3
CLK
4
GND
5
VPP
6
I/O
7
NC
8
NC
9
NC
10
NC