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Disassembling iPhone 4S Logic Board

Archived Guide
This guide is retained solely for historical purposes. Use the updated version of the guide to perform your repair.

What you need

    1. Disassembling iPhone 4S Logic Board, Disassembling iPhone 4S Battery: step 1, image 1 of 1
      • Using a 5-point pentalobe screwdriver, unscrew the 2 pentalobe on the bottom of the phone near the dock connector.

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    2. Disassembling iPhone 4S Logic Board: step 2, image 1 of 1
      • Push the back glass towards the top of the phone.

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    3. Disassembling iPhone 4S Logic Board: step 3, image 1 of 1
      • Using a #000 Phillips screwdriver, unscrew the 2 very small Phillips screws.

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    4. Disassembling iPhone 4S Logic Board: step 4, image 1 of 2 Disassembling iPhone 4S Logic Board: step 4, image 2 of 2
      • Using a plastic opener tool, pry up the battery connector shield. Be careful not to lose the smaller antenna connector shield under the top connector sheild.

      • Using a plastic opener tool, pry up the battery connector.

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    5. Disassembling iPhone 4S Logic Board: step 5, image 1 of 1
      • Pull upwards on the plastic tab. If it's the first time, you may have to use the plastic pry tool on the outside (right) edge of the battery to loosen battery first.

      • Then, out pops the battery.

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    1. Disassembling iPhone 4S Logic Board, Disassembling iPhone 4S Logic Board: step 6, image 1 of 1
      • Disconnect the antenna cable from the logic board.

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    2. Disassembling iPhone 4S Logic Board: step 7, image 1 of 1
      • Unscrew the 2 phillips screws holding the shield covering the dock connector ribbon.

      • One of the screws is .2 millimeters longer than the other.

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    3. Disassembling iPhone 4S Logic Board: step 8, image 1 of 2 Disassembling iPhone 4S Logic Board: step 8, image 2 of 2
      • Disconnect the dock connector ribbon from the logic board.

      • Pull the cable up and flow it to the side.

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    4. Disassembling iPhone 4S Logic Board: step 9, image 1 of 2 Disassembling iPhone 4S Logic Board: step 9, image 2 of 2
      • Unscrew the 4 screws holding the large shield and the single screw holding the small shield.

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    5. Disassembling iPhone 4S Logic Board: step 10, image 1 of 1
      • Using the plastic opening tool, pry up the 7 connectors on the top of the logic board.

      • The back camera will come out, make sure you get the small piece of black plastic covering the back of the camera.

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    6. Disassembling iPhone 4S Logic Board: step 11, image 1 of 2 Disassembling iPhone 4S Logic Board: step 11, image 2 of 2
      • Unscrew the 2 flat head screws.

      • Unscrew the 3 phillips head screws, the top one is covered by a small piece of black tape.

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    7. Disassembling iPhone 4S Logic Board: step 12, image 1 of 1
      • Using your fingers or a plastic opening tool carefully pull out the logic board.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

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Chandler

Member since: 10/15/11

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