Sim Part - Samsung GT-S3600L Service Manual

9-4. Sim Part

Phone can't access SIM Card
SIM400
After Power ON,
Check SIMCLK Signal on
pin3 of SIM300
After SIM card insert,
SIM300
Check the SIM Card
Yes
pin 1,5 = "H"?
Yes
in a few second
Yes
pin 2 = "H(SIM_RST)"?
Yes
Yes
END
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No
Check the sim charge pump
No
No
9-7
Flow Chart of Troubleshooting
Check the Clock
Replace PBA