Einleitung
Use this guide to remove the fingerprint sensor on your Redmi Note 7.
You’ll need replacement adhesive to reattach components them when reassembling the device.
Was du brauchst
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Apply a heated iOpener to the rear glass to loosen the adhesive underneath. Apply the iOpener for at least two minutes.
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Secure a suction handle to the bottom edge of the rear glass, as close to the edge as possible.
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Lift the rear glass with the suction handle to create a small gap between the glass and the frame.
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Insert an opening pick into the gap.
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Slide the opening pick to the bottom right corner to slice the adhesive.
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Insert a second opening pick and slide it 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.
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Slide the opening pick along the left edge of the phone to slice the rear glass adhesive.
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Leave the opening pick in its place at the top left corner to prevent the adhesive from resealing.
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Insert a fourth opening pick under the top left corner of the rear glass.
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Slide the opening pick along the top edge of the phone to slice the rear glass 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 at the top right corner of the phone.
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Slide the opening pick along the right edge to slice the remaining adhesive.
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Carefully fold the rear glass to the left side of the phone assembly like you'd open the front cover of a book.
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Use a Phillips screw driver to remove the three 3.3 mm-long screws securing the connector cover to the midframe.
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Use a pair of tweezers to remove the connector cover.
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Use the flat end of a spudger to pry up and disconnect the battery flex cable from the motherboard.
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Use a Phillips screw driver to remove the seven 3.4 mm-long screws securing the motherboard cover.
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Insert an opening pick into the gap between the top right corner of the motherboard cover and the midframe.
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Use the opening pick to unhinge the plastic clips of the motherboard cover and pry it up.
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Insert an opening pick into the gap between the top left corner of the motherboard cover and the midframe.
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Use the opening pick to unhinge the plastic clips of the motherboard cover and pry it up.
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Insert an opening pick in the gap between the top edge of motherboard cover and the midframe.
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Use the opening pick to unhinge the remaining plastic clips at the top edge of the motherboard cover.
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Pry up the motherboard cover.
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Remove the motherboard cover by pulling it in the direction of the top edge of the phone.
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Use the flat end of a spudger to pry up and disconnect the fingerprint sensor flex cable.
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Heat an iOpener and apply it to the rear glass where the finger print sensor is located to soften the adhesive. Apply the iOpener for at least two minutes.
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Carefully slide an opening pick underneath the short orange flex cable with the ZIF connector on top to separate it from the rear glass.
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Slide the tip of an opening pick underneath the edge of the fingerprint sensor.
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Use the opening pick to pry up the fingerprint sensor.
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Use a pair of tweezers to remove the fingerprint sensor assembly.
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To reassemble your device, follow these instructions in reverse order. Apply new adhesive where necessary after cleaning the relevant areas with isopropyl alcohol (>90%).
Secure the rear glass and the fingerprint sensor with pre-cut adhesive or double-sided adhesive tape during reassembly.
Take your e-waste to an R2 or e-Stewards certified recycler.
Removal didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
To reassemble your device, follow these instructions in reverse order. Apply new adhesive where necessary after cleaning the relevant areas with isopropyl alcohol (>90%).
Secure the rear glass and the fingerprint sensor with pre-cut adhesive or double-sided adhesive tape during reassembly.
Take your e-waste to an R2 or e-Stewards certified recycler.
Removal didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
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