Einleitung
The SIM card is used for receiving and transmitting signals as well as holding contacts in memory. If you are unable to take or make calls, you may need a new SIM card. Removing the SIM card is as simple as removing the battery, and you can easily use your fingers to remove the card.
Werkzeuge
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Insert your fingernail or a plastic tool into the opening near the headphone jack on top of the phone.
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Gently pry apart the rear case from the midframe and remove.
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Insert your fingernail, or a plastic tool, into the crevice on the lower left side of the back side.
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Gently pry the battery from the back of the phone.
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With the Phillips head screwdriver, remove all seven 4.0 mm screws, highlighted in red, from the rear case.
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Carefully remove mid-frame from the front panel.
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To reassemble your device, follow these instructions in reverse order.
