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Flow Chart of Troubleshooting
9-8
9-4. Sim Part
Check the SIM Card
END
Yes
Yes
No
Check the UCP200 or Change the PBA
SIM300 pin3 (SIMCLK) is working?
No
Check the UCP200 or Change the PBA
After SIM card inserted,
SIM300 pin 2(SIMRST) is "High"?
Yes
Phone can't access SIM Card
SIM300 pin 1 is "High"?
Check the circuit related to SIM300
Summary of Contents for GT-S5200
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