Teardown difficulty:
Moderate
Duration:
9 min

Recommended tools

Disassembly/Repair of the mobile device Xiaomi Mi Note with each step description and the required set of tools.


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How to disassemble Xiaomi Mi Note, Step 1/1 How to disassemble Xiaomi Mi Note, 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.


How to disassemble Xiaomi Mi Note, Step 2/1

Step 2. Remove the tray

Use the ejection tool (aka Needle) or Paperclip. Push the tip all the way into the hole until the tray ejects, and then pull the tray of SIM card out.

⚠️️ Pay attention! The tool must be inserted into a hole on the edge of the phone's housing. Do not press too hard. It may break the tray eject mechanism.


How to disassemble Xiaomi Mi Note, Step 3/1 How to disassemble Xiaomi Mi Note, Step 3/2

Step 3. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH #000), unscrew the nine screws.


How to disassemble Xiaomi Mi Note, Step 4/1 How to disassemble Xiaomi Mi Note, Step 4/2

Step 4. Open the cover

Pry over the edges. Move an opening tool along the edge detach the clips and remove the cover with antenna pads and tracks.

ℹ️️ Try to lift the cover by the edges and not push anything between them to not accidentally touch or short-circuit anything on the circuit board.


How to disassemble Xiaomi Mi Note, Step 5/1 How to disassemble Xiaomi Mi Note, Step 5/2

Step 5. Unscrew the screws

Using a screwdriver (Philips 1.5 mm PH #000), unscrew the eight screws.


How to disassemble Xiaomi Mi Note, Step 6/1 How to disassemble Xiaomi Mi Note, Step 6/2

Step 6. Remove the loudspeaker

Pry over the edge and remove the loudspeaker assembly with antenna tracks.


How to disassemble Xiaomi Mi Note, Step 7/1 How to disassemble Xiaomi Mi Note, Step 7/2

Step 7. Remove the battery

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 Note model has a battery BM21 with 3000 mAh capacity (aka rechargeable battery).

With extreme care, remove the battery because it is glued from the inside by the manufacturer.

Also, we need to remember or look in advance at the location of the flat cables under the battery, so as not to damage them.


How to disassemble Xiaomi Mi Note, Step 8/1 How to disassemble Xiaomi Mi Note, Step 8/2

Step 8. Remove the vibration motor

Disconnect the connector. Pry at the bottom and remove the vibration motor.

⚠️️ Be careful! The vibration motor is glued a bit with adhesive.


How to disassemble Xiaomi Mi Note, Step 9/1 How to disassemble Xiaomi Mi Note, Step 9/2

Step 9. Remove the coaxial cable

Disconnect the connectors and detach the coaxial cable.


How to disassemble Xiaomi Mi Note, Step 10/1 How to disassemble Xiaomi Mi Note, Step 10/2

Step 10. Remove the front camera

Pry up the connector and remove the front (selfie) camera.


How to disassemble Xiaomi Mi Note, Step 11/1 How to disassemble Xiaomi Mi Note, Step 11/2 How to disassemble Xiaomi Mi Note, Step 11/3

Step 11. Disconnect the connectors

Pry up the connectors of the side buttons cable, display module cable, inter-board 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.


How to disassemble Xiaomi Mi Note, Step 12/1 How to disassemble Xiaomi Mi Note, Step 12/2

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.


How to disassemble Xiaomi Mi Note, Step 13/1 How to disassemble Xiaomi Mi Note, Step 13/2 How to disassemble Xiaomi Mi Note, Step 13/3

Step 13. In the display frame remained

ℹ️️ In the display frame remained: the sub-board.

Detailed disassembly instructions of Xiaomi Mi Note 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 medium complexity and takes about 9 minutes in time. Our manual is suitable for all models Xiaomi Mi Note released for markets in different countries.



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