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Disassembly/Repair of the mobile device Xiaomi Mi A2 Lite (Xiaomi Mi A2 Lite M1805D1SG) with each step description and the required set of tools.


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How to disassemble Xiaomi Mi A2 Lite, Step 1/1 How to disassemble Xiaomi Mi A2 Lite, Step 1/2

Step 1. Open the back cover

Using a spudger or a plastic pick, carefully, around the edge, detach the back cover clips, and remove it.

Do not insert the tool deeply or bend it. Otherwise, the housing may be tampered with or damaged.

⚠️️ Be careful when opening the cover from the volume and power buttons side. Thin cable and fragile buttons are straightforward to damage.

⚠️️ Pay attention! We have to disconnect the fingerprint sensor connector to remove the cover.

⚠️️ Pay attention to the fingerprint sensor cable located on the inside.


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Step 2. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew three screws and remove the bracket holding the connectors.


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Step 3. Disconnect the battery connector

Disconnect the battery connector as soon as possible. It is better to use a non-metal or plastic tool to avoid any damage.

ℹ️️ The Xiaomi Mi A2 Lite model has a battery BN47 with 4000 mAh capacity (aka rechargeable battery).

⚠️️ It is highly recommended to disconnect the connector to avoid possible short circuits during disassembly.


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Step 4. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew five screws.


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Step 5. Remove the loudspeaker

Pry over the edge and remove the loudspeaker assembly with antennas.


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Step 6. Disconnect the connectors

Disconnect the coaxial cable connector, cable to the mainboard, and inter-board sub-screen cable on the daughterboard.

⚠️️ Do not pull on the cable or pry it with a sharp tool, the connectors are pretty weak and break easily, or the cable falls out of the end (lug).


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Step 7. Remove the daughterboard

Remove the sub-board. It may be glued to the frame with metalized tape, so to facilitate the process, the sub-board can be heated a bit.

The sub-board, also, may be attached with attachments like latches or hooks, be careful.

ℹ️️ The sub-board contains a charging port (Micro-USB), microphone, spring contacts for the speaker, vibration motor, and an antenna unit.

⚠️️ It is not necessary to insert the tool underneath when removing the sub-board. Internal components could be damaged.


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Step 8. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew three screws and remove the cover with antennas.


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Step 9. Remove the front camera

Disconnect the connector on the motherboard, and remove the front (selfie) camera.


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Step 10. Screw in one screw

Using a screwdriver (Phillips 1.5 mm PH000), unscrew one screw securing the motherboard.


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Step 11. Disconnect the connectors

Pry up the connectors of power / volume buttons cable, display module cable, inter-board cable, earpiece speaker cable, and coaxial cable.

⚠️️ Be careful when removing the cables from the connectors, the cables are pretty thin, and it is easy enough to break them or damage the contact tracks inside.


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Step 12. Remove the motherboard

Carefully remove the printed circuit board. There is no need to use a lever or try to reach the circuit board by force. Make sure that nothing is getting in the way or holding the circuit board.

The motherboard, also, may be attached with attachments like latches or hooks, be careful.

⚠️️ Do not bend the circuit board when removing it or push tools under it. Unbeknownst to yourself, you can damage components or cables from the inside.


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Step 13. In the display frame remained

ℹ️️ In the display frame remained: the earpiece speaker, battery, coaxial cable, and vibration motor.

Detailed disassembly instructions of Xiaomi Mi A2 Lite in the video, made by our mobile repair & service center:

If you have a question, ask us, and we will try to answer in as much detail as possible. If this article was helpful for you, please rate it.


Disassembling\Repair has easy complexity and takes about 8 minutes in time. Our manual is suitable for all models Xiaomi Mi A2 Lite — Xiaomi Mi A2 Lite M1805D1SG released for markets in different countries.



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