Motherboard Removal
Alex Diaz-Kokaisl and 2 other contributors
Last updated on May 7, 2024
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Introduction
Go to step 1 ↓This is a prerequisite-only guide! This guide is part of another procedure and is not meant to be used alone.
Use this guide to replace the motherboard in your Samsung Galaxy Tab S7+
For your safety, discharge the battery below 25% before disassembling your tablet. This reduces the risk of fire if the battery is accidentally damaged during the repair. If your battery is swollen, take appropriate precautions.
There is a significant chance that you may break the unreinforced and fragile display panel during this procedure. Be sure to apply plenty of heat and be extremely careful during the prying stage.
You'll need replacement adhesive in order to complete this repair.
What you need
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Use the flat end of a spudger to pry up and disconnect the display cable's press connector secured to the motherboard.
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Repeat for the fingerprint sensor cable attached to display cable.
Ask FixBot
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Use the flat end of a spudger to pry up and disconnect the daughterboard interconnect cable's press connector secured to the motherboard.
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Use the flat end of a spudger to pry up and disconnect the keyboard dock port cable's press connector secured to the motherboard.
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Tool used on this step:Tweezers$4.99
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Use the flat end of a spudger to pry up and disconnect the front camera's press connector secured to the motherboard.
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Use tweezers, or your fingers, to remove the front camera.
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Use the flat end of a spudger to pry up and disconnect the microSD card reader's press connector secured to the motherboard.
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Use the flat end of a spudger to pry up and disconnect the 5G antenna's press connector secured to the motherboard.
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Use tweezers to pull the antenna out of the frame by its bracket.
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Remove the 5G antenna.
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Use the point of a spudger to carefully pry up and disconnect the green coaxial cable from the left side of the motherboard.
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Repeat this process for the red coaxial cable.
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Use the flat end of a spudger to pry up and disconnect the rear camera's two press connectors secured to the motherboard.
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Use the flat end of a spudger to pry up and disconnect the power button cable's press connector secured to the motherboard.
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Use the point of a spudger to carefully pry up and disconnect the bottom-right loudspeaker's yellow coaxial cable from the motherboard.
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Pull the coaxial cable away from the frame, making sure the cable is completely unthreaded from the motherboard.
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Use the flat end of a spudger to pry up and disconnect the interconnect cable's press connector secured to the motherboard.
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Use the point of a spudger to carefully pry up and disconnect the top-right loudspeaker's blue coaxial cable from the motherboard.
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Repeat this process for the white coaxial cable.
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Use a Phillips #00 screwdriver to remove the three 2 mm screws securing the motherboard to the frame.
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Insert a spudger into a gap between the motherboard and the frame.
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Pry up with the spudger to release the motherboard from its clips.
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Remove the motherboard.
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To reassemble your device, follow these instructions in reverse order.
Compare your new replacement part to the original part—you may need to transfer remaining components or remove adhesive backings from the new part before you install it.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Samsung Galaxy Tab S7+ Answers community for help.
