Teardown difficulty:
Easy
Duration:
15 min

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Disassembly of the mobile device vivo V9 Youth with each step description and the required set of tools.

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Step 1. Before disassembling!

⚠️ Before disassembling, do not forget to turn your phone off.


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Step 2. Remove the tray

Use the Key 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.


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Step 3. Unscrew the screws

Using a screwdriver (precision star-shaped 0.8 mm aka Pentalobe), unscrew/drive 2 screws out at the end of the phone.


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Step 4. 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.

⚠️ Look in advance in the picture for the cables’ location for inter-board, touchscreen, display, buttons (if any) under the cover to not damage them accidentally.


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Step 5. Unscrew one screw

Using a screwdriver (Phillips 1.5 mm PH000), unscrew one screw and remove the bracket holding the connector.


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Step 6. Disconnect the connector

Disconnect the fingerprint sensor connector and remove the cover.


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Step 7. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 10 screws.


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Step 8. Open the cover

Remove the cover with antennas that protect the printed circuit board (PCB). Try to lift the covers by the edges and not push anything between them to not accidentally touch or short-circuit anything on the PCB.


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Step 9. Disconnect the battery connector

Disconnect the battery connector as soon as possible.

ℹ️️ The vivo V9 Youth model has a battery B-D9 with 3260 mAh capacity (aka rechargeable battery).

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

Also, try not to use a metal tool to disconnect the rechargeable battery connector or do it carefully.


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Step 10. Unscrew the screws

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 8 screws.


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Step 11. Remove the loudspeaker

Remove the loudspeaker assembly with antennas.


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Step 12. Disconnect the connectors

Disconnect the coaxial cable connector, cables to the mainboard, 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 13. Remove the daughterboard

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

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

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


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Step 14. Remove the bracket

Remove the bracket holding camera connectors.


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Step 15. Remove the cameras

Disconnect the connectors and remove two rear cameras.


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Step 16. Unscrew the screws

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


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Step 17. Disconnect the connectors

Disconnect the coaxial cable connector, side buttons cable connector, connector to the mainboard, and inter-board sub-screen cable connector 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 18. Remove the PCB

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

⚠️ 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 19. Remove the front camera

Disconnect the connector and remove the front (selfie) camera.

Detailed disassembly instructions of vivo V9 Youth 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.

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Disassembling\Repair has easy complexity and takes about 15 minutes in time. Our manual is suitable for all models vivo V9 Youth released for markets in different countries.



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