Phone card problems

Users questions: My phone card is not long, it appeared the problems. After booting it shows that morning SIM card does not exist. That is how it was. How to solve the problems my phone card inserted repeated several times do not work. If this phone card scrapped. Buy a can out in the original deposit of the East on that card West. I also tried to get another plug in a card or whatever card with
Experts answer: mobile phone does not recognize there are two reasons, first, phone cards faulty, the second is faulty mobile phone, you can take on another child to try one card installed, If the good is the card faulty, if the card is still not recognized, is the phone problems, see SI M SIM card deck and is good exposure, you can pad of paper to reduce the contact distance, if the line is still that the problem is the phone motherboard, fault in, deck, card driver and other related circuit
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