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iPhone 3G 的改进版本,具有更快的处理速度。该设备的维修与 3G 类似,需要简单的螺丝刀和撬具。型号 A1303/8GB、16GB 或 32GB 容量/黑色或白色塑料后盖。

No Signal when inserting a simcard

We have a iPhone 3GS that's been send from overseas secondhand as a present to his younger brother.

The problem is that when you insert a South African Sim card it doesn't pick up a signal or the carrier.

Any advice will be appreciated.

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I had a strange issue with a phone I was brought in, it wouldn't accept any sim cards, it seemed to be set to Taiwan region, restored it in iTunes, selected UK and then it was all fine, not sure if it was just coincidence or not but might help if you have the opportunity to try :)

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Johan Nieuwoudt 将永远感激不已
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