Asha 202 Insert Sim Problem Solution

Just see the solution preview below for it shows which track to be check and make jumper.

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The solution below shows the Nokia 202 pin connector connection line paths through to a particular components that holds the SIM card to work. Just refer to the solution to trace each corresponding pin connection for a quick and easy troubleshooting or repair. 

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You may first check the SIM supply voltage (VSIM) pin and ground pins, then the SIM Clock pin. The SIM Data and the SIM Reset were directly connected to the PEARL IC, tracing this line paths may need to remove the PEARL IC first.You may also try to replace the capacitors and resistors being connected to it. 

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