OnePlus 3 Power and Volume Button Assembly Replacement

Insert a SIM eject tool, bit, or straightened paperclip into the hole between the SIM card slot and power button.

Press firmly to avoid damaging the SIM card tray — risk of bending or breaking.

• Align the SIM card tray properly before reinserting, as it fits in only one direction.
• Ensure the SIM card tray is fully seated and secure before closing the device.

Remove two 2.6 mm T2 screws from the bottom edge.

Risk of damaging display panel if not followed correctly.

• Read through these steps before proceeding to avoid damage.

Two seams: do not pry at the Display Panel Seam, as it's part of the display assembly and may be damaged.

• Pry only at the recessed Frame Seam between frame and back cover.

Be aware of fourteen clips holding the frame against the rear case during removal.

Accidental power-on may damage internal components; turn off phone before continuing if powered on.

• Position a suction cup near the bottom edge of the display.
• Pull the suction cup with strong steady force.
• Insert an opening tool into the frame seam, pressing its edge straight in until it wedges between the plastic frame and back cover's lip.

Due to tight tolerances, substantial force may be required; using a new opening tool with an unmarred edge is recommended.

Do not use metal tools, as they can crack the screen.

Position the opening tool at the phone's bottom edge.

• Slide the tool along the bottom edge, keeping it flush with the surface.
• Guide the tool around the left corner, maintaining contact within the seam.

Continue sliding the opening tool along the long edge, releasing the clips as you go.

The top-left corner clip near the alert switch is recessed and may require extra care — use a flat spudger or opening pick to assist release.

Wiggle the frame gently, releasing top and right edge clips.

• Lift up the screen and remove it.

Pause here during reassembly to test your phone's functionality before securing the back cover.

Risk of damage: ensure correct alignment before snapping remaining clips into place.

• Align top edge of frame to back cover, ensuring top clips slip into place.
• Squeeze along long edges to snap in remaining clips.

Use a spudger to pry up the battery connector from its socket.

• Bend the connector away from the socket to prevent accidental contact.
• To re-attach press connectors:
• Align carefully and press down on one side until it clicks.
• Repeat on the other side. Do not press down in the middle.
• Alignment is crucial to avoid bending pins, which can cause permanent damage.

• Remove the 3 mm Phillips screw holding the cable bracket in place.
• Take out the cable bracket.

Use a spudger's pointed end to carefully pry up the interconnect flex cable and release it from the motherboard, which is situated above the battery.

• Repeat this process for the , prying it loose from the motherboard.

Insert the pointed end of a spudger under the interconnect flex cable on the daughterboard, which is situated below the battery.

• Pry up gently to release the cable.
• Once released, carefully pull the interconnect flex cable away from the daughterboard.

Disconnect the interconnect flex cable.

• Bend the daughterboard flex cable away from the battery.

The Sub connector will cause your phone to malfunction if connected to the motherboard.

Ensure that the Main connector connects to its corresponding socket on the motherboard during reassembly.

Avoid puncturing the battery pack with the opening tool.

• Push any adhesive tape holding the battery to the edge of the plastic frame using the opening tool.
• At least one piece of tape should be on each side of the battery.

Remove the battery's clear pull tab

Brace the phone frame against a table.

• Pull the clear pull tab upwards using a strong, steady force to loosen the battery from its recess.
• If necessary, apply high concentration (over 90%) isopropyl alcohol along the battery seam to help weaken the adhesive.
• Swing the battery completely out of its recess and remove any remaining adhesive.

Reusing a stressed or bent battery poses a safety hazard.

• Remove the battery and scrape off any remaining adhesive from the frame.
• Do not reuse the removed battery, as this can cause damage or injury.
• If your replacement battery lacks a pull tab, transfer the old one to assist with future removals.

Ensure proper alignment by temporarily connecting the new battery to the phone before installation.

• To attach a new battery to an existing frame:
• Remove adhesive strips from a pre-cut card or cut strips from Tesa tape and apply them in the marked area.

When installing onto a new screen and digitizer assembly, expose the battery adhesive by peeling off the orange liner on the new battery.

• Insert the spudger's tip under the antenna interconnect cable at the bottom left corner.
• Pry up and release the antenna interconnect cable.

Use the point of a spudger to carefully pry up and release the display connector from its socket on the motherboard.

Be cautious when handling screws and tool tips — risk of scratching components.

• Remove the four 3 mm Phillips black screws from the motherboard.
• Next, remove the three 2.9 mm Phillips silver screws from the motherboard.
• Some screws may be hidden under stickers; carefully remove these stickers to access the screws.

• Eject SIM tray before proceeding.
• The motherboard is secured near top by clips.
• Insert flat end of spudger under top left corner of motherboard.
• Twist and pry up with spudger to release motherboard.

Be cautious of trapping flex cables or antenna cables when reinstalling the motherboard.

• Disconnect all flex cables and antenna cables.
• Verify clearance before reinserting motherboard.
• Reinstall the motherboard carefully.

When removing the black tape, try not to tear it so you can reuse it during reassembly.

• If you do tear the tape, replace it with electrical tape pieces.

Use a spudger point to carefully pry up and remove the black tape from the volume buttons on the right edge of the phone.

Repeat this process for the power button's black tape covering on the left edge of the phone.

Use the flat end of a spudger to gently push the volume button board away from the frame.

• If the volume button board begins to bend significantly, stop and reattempt from a different angle.
• Continue prying until the volume button board is loosened from the frame.
• To reinstall: cut a small piece of adhesive, and use it to stick the board back onto the frame.

Use the point of a spudger to pry loose the power button from the left edge of the frame.

• For reassembly, cut a small piece of adhesive and attach the power button back onto the frame.

Insert the tweezers under the rectangular contact pad, near the top left edge.

• Squeeze the tweezer tips together and push down gently.
• Pry upwards to loosen the contact pad from the frame.

Disconnect the volume flex cable from its slot.

• Remove the volume and power button assembly.
• If replacing screen and digitizer, remove blue liner from new frame and attach cable to exposed adhesive.