Samsung GT-C3510T Service Manual page 32

Flow Chart of Troubleshooting
9-4. Sim Part
Phone can't access SIM Card
Yes
①
No
Check the VDD_SIM_3.0V = 3.0V
Check the circuit related to C362
Yes
②
No
Check the SIM connector's
resolder or change SIM300
connector's to SIM card
③
Yes
No
Check the circuit around SIM300
Check the related circuit of SIM300
input circuitry
Yes
END
9-7
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