Samsung galaxy S2 GT-I9100 Insert Sim Part Not Working Solution

Samsung galaxy S2 GT-I9100 Insert Sim Card Not Working Solution Schematic,Circuit,Diagram

Samsung galaxy S2 GT-I9100 Insert Sim Card Not Working Solution Step By Step

Step 1

Check the Pin Soldering

of SIM300

Resoldering and recheck

Step 2

Check the SIM Voltage.

(R312) >= 1.8 or 3.0?

Change to the new SIM card.
If it doesn`t still work SIM card after changeing

the SIM card, Check the UCP300 (Crack etc)

Step 3

END

Unofficial Support Site For This Phone By welcome Zone Haldwani 

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