Nokia 2720 fold insert SIM card problem solutionNokia 2720 fold insert SIM card problem solution

Here's the Nokia 2720 fold solution for insert sim card problems. You may first ensure that the problem is on the device and not on the sim card, you only need to by a new prepaid sim cards if its already been damaged.
This solution may only help fix if the phone does not detect any kind of sim cards inserted to it.

The solution below shows the connection line paths of the of nokia 2720 fold mobile phone sim cards circuit, for easy check up and repair procedures.

Nokia 2720 fold insert SIM card problem solution

Here's how the way we  fix the Nokia 2720 fold insert sim card problem:
1. Clean the SIM card Pin connectors.
2. Check and read the SIM card supply voltage and ground pins, replace the  SMD capacitors.
3. Replace the SIM Card filter IC.
5. If all of the above doesn't solved the problem,. Reworking the LITEPLUS IC is the last option. Replace if necessary.
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