Einleitung
Use this guide to replace the loudspeaker on your Samsung Galaxy A72.
If you do not replace the adhesive seals when reassembling, your device will function normally, but will most likely lose its water protection.
You’ll need replacement adhesive to reattach components when reassembling the device.
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Prepare an iOpener and apply it to the back cover for at least two minutes to loosen the adhesive underneath.
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Secure a suction handle to the bottom edge of the back cover, as close to the edge as possible.
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Lift the back cover with the suction handle to create a small gap between the back cover and the frame.
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Insert an opening pick into the gap you created.
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Slide the opening pick to the bottom right corner to slice the adhesive.
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Leave the opening pick in place to prevent the adhesive from resealing.
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Insert a second opening pick at the bottom edge of your phone.
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Slide the opening pick to the bottom left corner to slice the adhesive.
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Leave the opening picks in place to prevent the adhesive from resealing.
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Insert a third opening pick at the bottom left corner of your phone.
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Slide the opening pick along the left edge of your phone to slice the adhesive.
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Leave the opening pick in the top left corner to prevent the adhesive from resealing.
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Insert a fourth opening pick underneath the top left corner of your phone.
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Slide the opening pick along the top edge to slice the adhesive.
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Leave the opening pick in the top right corner to prevent the adhesive from resealing.
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Insert a fifth opening pick underneath the top right corner.
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Slide the opening pick along the right edge of the back cover to slice the remaining adhesive.
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Use a Phillips screwdriver to remove the ten 4.5 mm-long screws securing the motherboard cover.
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Insert the pointed end of a spudger underneath the right edge of the motherboard cover.
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Use your spudger to pry up the motherboard cover by tilting the spudger downwards.
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Use a spudger to disconnect the battery cable by prying the connector straight up from its socket.
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Use a spudger to disconnect the interconnect cable by prying the connector straight up from its socket.
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Use a Phillips screwdriver to remove the seven 4.5 mm-long screws securing the loudspeaker assembly.
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Insert the pointed end of a spudger underneath the right edge of the loudspeaker assembly.
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Use your spudger to pry up the loudspeaker assembly by tilting the spudger downwards.
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To reassemble your device, follow these instructions in reverse order. If possible, turn on your device and test your repair before installing new adhesive and resealing.
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 installing.
To reassemble your device, follow these instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
