⚠️️ Before disassembling, do not forget to turn your phone off.
Disassembly/Repair of the mobile device vivo Y93 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 and Memory card (Micro SD) 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.
⚠️️ Pay attention to the fingerprint sensor cable located on the inside.
Step 4. Remove the bracket
Using a screwdriver Phillips 1.5 mm (PH#000), unscrew the three screws and remove the bracket holding the connectors.
Step 5. 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 vivo Y93 model has a battery B-F3 with 4030 mAh capacity (aka rechargeable battery).
Step 6. Disconnect the connector
Pry up the connector and we can put aside the back cover with fingerprint sensor.
Step 8. Open the cover
Pry over the edges. Move an opening tool along the edge detach the clips and remove the cover holding the cameras with the contact pad for earpiece speaker.
Step 9. Disconnect the connectors
Pry up the connectors of the display module cable, inter-board 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 10. Remove the cameras
Disconnect the connectors, peel back the passive heat-sink coating and remove the front (selfie) camera and two rear cameras.
Step 11. Unscrew one screw
Using a Philips 1.5 mm screwdriver (PH#000), unscrew one screw securing the motherboard.
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.
Step 17. Remove the daughterboard
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, vibration motor, spring contacts for the speaker, and an antenna unit.
⚠️️ It is not necessary to insert the tool underneath when removing the sub-board. Internal components could be damaged.
Step 18. Remove the battery
There is a tab at the middle of the battery. Just hold the display frame on the sides, pull the tab up and remove the battery.
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