Using a screwdriver (hex T3), unscrew/drive two screws out at the end of the phone.
Disassembly/Repair of the mobile device Xiaomi Mi 5S with each step description and the required set of tools.
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.
Step 3. 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.
Step 5. Open the cover
Pry over the edges. Move an opening tool along the edge detach the clips and remove the cover.
Step 6. 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 5S model has a battery BM36 with 3100 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.
Step 8. Unscrew the screws
Using a screwdriver (Phillips 1.5 mm PH #000), unscrew the four screws securing the loudspeaker.
Step 10. Disconnect the connectors
Disconnect the connectors of the coaxial cable, fingerprint sensor cable, touchscreen cable, inter-board cable.
⚠️️ 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).
Step 11. Unscrew the screws
Using a screwdriver (Philips 1.5 mm PH #000), unscrew the three screws securing the sub-board.
Step 12. Remove the daughterboard
Peel back the flat cable and remove the sub-board. It may be glued to the frame or attached with attachments like latches or hooks, so 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.
Step 13. Remove the cameras
Disconnect connectors on the motherboard and remove the rear and front (selfie) cameras.
Step 14. Disconnect the connectors
Pry up the connectors of the side buttons cable, display cable, proximity sensor 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.
Step 15. Unscrew the screws
Using a screwdriver (Philips 1.5 mm PH #000), unscrew the four screws securing the motherboard.
Step 16. 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.
Step 17. Remove the proximity sensor
Pry at the bottom and remove the proximity sensor.
⚠️️ Be careful! The proximity sensor may be glued a bit with adhesive.
Detailed disassembly instructions of Xiaomi Mi 5S in the video, made by our mobile repair & service center:
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