Table of Contents
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Flow Chart of Troubleshooting
9-4. Sim Part
Phone can't access SIM Card
Check the VCCD_2.9 of SIM600
Check the SD_DET, R604
Check the circuit around SIM300
Yes
2.9V
Yes
= 'H' ?
Yes
input circuitry
Yes
END
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This Document can not be used without Samsung's authorization
No
No
No
Check the related circuit of SIM600
9-10
Check the circuit related
Check the circuit related
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