CAT B25 - Motherboard

Guide with all the necessary steps so that you can change the base plate of the Caterpillar B25 yourself.

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TutorialsSmartphonesCaterpillarCAT B25Motherboard

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

Double SMD soldering station, Baku 878
53,81 €
Opening tool Smartphone, tablet
1,47 €
Professional tool kit 58 in 1, Jakemy JM-8126 screwdriver with 54 tips
10,41 €
Tweezers ESD-11
4,28 €
Special SAT 0.75mm high friction PVC pick
1,12 €
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Tutorial: Step by step

Step 1 Remove battery

Remove back cover and battery.

Step 2 Opening

With the help of the tweezers remove the screw protectors, once discovered, remove the screws. Separate the housing with a pua.

Step 3 Extract camera

With the opening tool disconnect the flex from the camera. Take it off with the help of the tweezers.

Step 4 Extract vibrator

Desolder the union of the vibrator to the plate. extract the vibrator with the tweezers.

Step 5 Remove Earphone

Remove the 4 screws that hold the housing and remove it. Unsolder the earphone from the plate.

Step 6 Separate microphone

Remove the screws that hold the plate. Lift it and disconnect the flex with the opening tool. Remove the plate next to the microphone. Unsolder the microphone connections and separate it.

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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