Sim Card Interface Trouble - LG C2100 Service Manual

4.8 SIM Card Interface Trouble

Test Points
Figure 4-19
Circuit Diagram
R348
SIM_DATA
J300
2V85_VSIM
SIM CONNECTOR
R346
J300
20K
4
GND
5
VPP
0 6
I_O
4. TROUBLE SHOOTING
2V85_VSIM
1
VCC
2
RST
3
CLK
- 73 -
SIM_RST
R349 0
SIM_CLK