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Only for training and service purposes
4. TROUBLE SHOOTING
ͽͶ͑ͺΟΥΖΣΟΒΝ͑ΆΤΖ͑ΟΝΪ
`\VXZZ
4.13 SIM Card Interface Trouble
TEST POINT
CIRCUIT
Figure 4.13
4. TROUBLE SHOOTING
PIN 6
PIN 4
PIN 1
PIN 3
J401
Pin1
Pin3
Pin4
Pin6
J401
8 7
6 3
5 2
4 1
VCCGND
RSTVPP
CLKI_O
GND1GND2
ZD403
ZD401
R417
4.7K
2V85_VSIM
2V85_VSIM
0.1u
C413
DNI
C414
22p
C415
ZD402
22p
C416
DNI
R418
SIM_CLK
SIM_RST
SIM_DATA
These are added for CMCC ESD test
ZD200ZD201 is DNI defaultly
SIM_CONNECTOR 1(Default)
PIN6
PIN1
PIN3
PIN4