In this guide, we will show you how to remove the sub-board from a OnePlus 5 smartphone. The removal instructions are divided into five steps.
Repair Tools Needed:
T1 screwdriver
1.5 x 25mm Phillips screwdriver
Suction cup
Pick
Spudger
SIM card eject tool
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1. Remove the SIM card tray and two screws
Powered off the OnePlus 5 and removed the SIM card tray using the SIM card eject tool.

Remove the two screws close to the USB Type-C port with a T1 screwdriver.

2. Open the back cover
Open the back cover a little bit with a suction cup.

Insert a pick between the back cover and the display assembly, and slide the pick along the display edge to release the back cover from the body.

3. Remove the back cover
Remove the screws with a 1.5 x 25mm Phillips screwdriver.
Remove the metal plate.
To protect the hardware, we need to disconnect the battery connector first and then disconnect the USB Type-C connector.

You can see the USB Type-C and the 3.5mm headphone jack on the back cover.

4. Remove the loudspeaker
Remove the six screws securing the loudspeaker in place.

Remove the loudspeaker module.

5. Remove the sub-board
With the loudspeaker removed, you can get access to the sub-board.
The bottom plate is very thin and is secured to the body with glue. It is not easy to remove it.
You need to use a thin blade to tilt it up slowly.

You can find the OnePlus 5 teardown here. For other parts replacement tutorials, please visit the OnePlus 5 repair guide category.