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Use this guide to remove the core assembly in the Samsung Galaxy Watch4 Classic.
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Before starting repairs, take your watch off the charger and power it down.
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Remove the watch band.
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Use a Tri-point Y00 screwdriver to remove the four 4.0 mm-long screws securing the back cover.
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Insert an opening tool into the seam between the back cover and the metal housing.
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Twist the opening tool to create a gap.
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Lay the watch face down.
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Carefully swing open the back cover by folding it to the opposite site of the created gap.
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Use the flat end of a spudger to pry up and disconnect the sensor flex cable from the motherboard.
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Remove the back cover.
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Use the pointed end of a spudger to disconnect the hall sensor flex cable.
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Use a spudger to disconnect the display flex cable.
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Use a spudger to disconnect the crown button flex cable.
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Use a Phillips screwdriver to remove the 4.4 mm-long screw securing the motherboard.
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Use your fingers to lift the motherboard out from the watch assembly towards the bottom of the watch.
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Place the corner of the flat end of a spudger in the small opening of the barometric sensor, on the opposite side of the display connector.
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Twist and tilt the spudger to lever the core assembly out of the metal housing.
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Thread the display flex cable through the opening in the core assembly.
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Remove the core assembly.
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If possible, turn on your device and test your repair before installing new adhesive and resealing.
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.
If possible, turn on your device and test your repair before installing new adhesive and resealing.
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.
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