Sim Part - Samsung SGH-J200 Service Manual

Gsm telephone
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Flow Chart of Troubleshooting

9-4. SIM Part

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Phone can't access SIM Card
Yes
C442 = 'H' ?
Yes
After Power ON,
Check SIMCLK Signal on
pin 15 of SIM 400
in a few second
Yes
After SIM card insert,
SIM400 pin 13
= "H"
Yes
Check the SIM Card
Yes
END
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No
Check the SIM power
No
No
9-6
Check the Clock
Replace PBA

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