Huawei Mate 20 - Full screen with chassis

Guide with all the steps necessary for you to change the components of the Huawei Mate 20 (HMA-L29) yourself.

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Tutorial: Step by step

Step 1 Tray

We extract the tray with the help of the extraction tool.

Step 2 Back case

We apply heat to the back shell and with the help of one or more tines we will take off the back shell.

Step 3 Fingerprint Flex

We disconnect the interconnection flex that connects the fingerprint reader to the motherboard.

Step 4 Intermediate housing with NFC antenna

We extract the ten Phillips screws (PH # 00) that hold the intermediate casing, but we must take off the flash module, since underneath is another Phillips screw (PH # 00), and we can unhook the casing.

Step 5 We disconnected battery

We disconnected the battery to avoid possible damage.

Step 6 Speaker

Now remove the six Phillips screws (PH # 00) that hold the speaker, disconnect the coaxial cable, and with the help of a flat tool disengage the speaker.

Step 7 Interconnection Flex

We disconnected the interconnection flex.

Step 8 Components

We disconnect the components that are connected to the motherboard.

Step 9 Components

We disconnect the remaining components.

Step 10 Motherboard

Remove the motherboard.

Step 11 Cable coaxial

We remove the coaxial cable.

Step 12 Drums

We take off the battery using a flat tool.

Step 13 Side push buttons

We extract the lateral push-buttons with the help of a fine metal spike.

Step 14 Full screen with chassis

To finish, we just have to unhook the auxiliary plate and take off the vibrator of the full screen that we have to replace.

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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