Apple iPhone 4s - Lower module (antenna and buzzer)

Guide to change the lower module with antenna and vibrator.

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TutorialsSmartphonesAppleApple iPhone 4sLower module (antenna and buzzer)

For this tutorial you will need the following spared parts and tools

Modulo buzzer speaker Tono of llamada and antenna WIFI Phone 4s
0,75 €
Special SAT 0.75mm high friction PVC pick
1,07 €
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Tutorial: Step by step

Step 1 Battery cover

To open the lid it is necessary to remove two "pentalobe" screws.

Use a suitable screwdriver.

Step 2

Press with your fingers forward to move the lid.

Step 3

Remove the battery cover.

Step 4 Battery connector

The battery connector is supported by two Phillips screws.

Remove the part under the upper screw colored green and keep it. Due to its size it is very easy to lose it.

Step 5

Disconnect the battery with a plastic tool so as not to damage the board or the connector.

Step 6 Remove battery.

Pull the plastic strip to detach the battery.

Step 7

Remove the connector cover. It is secured with two 1.5 and 1.2 mm Phillips screws.

Step 8 Bottom connector base plate

With the help of an opening tool disconnect and separate the flex cable.

Step 9 Cable coaxial

Disconnect the coaxial cable from the motherboard.

Step 10

Remove the two 2.4mm Phillips screws.

Do not lose the piece of plastic that will be loose after the screw on the left.

Step 11 Bottom module

The lower module is attached to the chassis. You must pry gently with an opening tool to release it.

Step 12 Wifi antenna

Remove the two 1.6mm Phillips screws.

With the help of a special spike, take off the wifi water from the rest of the module.

Step 13

Once detached the metal part can take off the rest pulling gently.

Video Tutorial summary

In this video you can watch a quick summary of the tutorial, but we recommend to follow the complete tutorial, with its explanations and detailed images.
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