Core Assembly Removal

Giriş

Use this guide to remove the core assembly in the Samsung Galaxy Watch4 Classic.

Neye ihtiyacın var

Adım 1 Power down your watch

Core Assembly Removal, Power down your watch: adım 1, 1 resimden 1.

Before starting repairs, take your watch off the charger and power it down.
Remove the watch band.

Düzenle

Adım 2 Unscrew the back cover

Core Assembly Removal, Unscrew the back cover: adım 2, 1 resimden 1.

Use a Tri-point Y00 screwdriver to remove the four 4.0 mm-long screws securing the back cover.

Düzenle

Adım 3 Pry open the back cover

Core Assembly Removal, Pry open the back cover: adım 3, 2 resimden 1.

Core Assembly Removal, Pry open the back cover: adım 3, 2 resimden 2.

Insert an opening tool into the seam between the back cover and the metal housing.
Twist the opening tool to create a gap.
Don't try to remove the back cover all the way yet. The sensor flex cable is still connected to the motherboard.

Düzenle

Adım 4 Disconnect the sensor flex cable

Core Assembly Removal, Disconnect the sensor flex cable: adım 4, 2 resimden 1.

Core Assembly Removal, Disconnect the sensor flex cable: adım 4, 2 resimden 2.

Lay the watch face down.
Carefully swing open the back cover by folding it to the opposite site of the created gap.
Use the flat end of a spudger to pry up and disconnect the sensor flex cable from the motherboard.

Düzenle

Adım 5 Remove the back cover

Core Assembly Removal, Remove the back cover: adım 5, 1 resimden 1.

Remove the back cover.
Make sure the rubber gasket is undamaged. If damaged, replace it with a new one during reassembly to maintain proper water resistance.

Düzenle

Adım 6 Disconnect the hall sensor flex cable

Core Assembly Removal, Disconnect the hall sensor flex cable: adım 6, 2 resimden 1.

Core Assembly Removal, Disconnect the hall sensor flex cable: adım 6, 2 resimden 2.

Use the pointed end of a spudger to disconnect the hall sensor flex cable.

Düzenle

Adım 7 Disconnect the display flex cable

Core Assembly Removal, Disconnect the display flex cable: adım 7, 2 resimden 1.

Core Assembly Removal, Disconnect the display flex cable: adım 7, 2 resimden 2.

Use a spudger to disconnect the display flex cable.

Düzenle

Adım 8 Disconnect the side buttons

Core Assembly Removal, Disconnect the side buttons: adım 8, 2 resimden 1.

Core Assembly Removal, Disconnect the side buttons: adım 8, 2 resimden 2.

Use a spudger to disconnect the crown button flex cable.

Düzenle

Adım 9 Unscrew the motherboard

Core Assembly Removal, Unscrew the motherboard: adım 9, 1 resimden 1.

Use a Phillips screwdriver to remove the 4.4 mm-long screw securing the motherboard.

Düzenle

Adım 10 Remove the motherboard

Core Assembly Removal, Remove the motherboard: adım 10, 3 resimden 1.

Core Assembly Removal, Remove the motherboard: adım 10, 3 resimden 2.

Core Assembly Removal, Remove the motherboard: adım 10, 3 resimden 3.

Use your fingers to lift the motherboard out from the watch assembly towards the bottom of the watch.
During reassembly, make sure none of the flex cables become trapped underneath the motherbaord.

Düzenle

Adım 11 Lift the core assembly

Core Assembly Removal, Lift the core assembly: adım 11, 3 resimden 1.

Core Assembly Removal, Lift the core assembly: adım 11, 3 resimden 2.

Core Assembly Removal, Lift the core assembly: adım 11, 3 resimden 3.

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.
Twist and tilt the spudger to lever the core assembly out of the metal housing.

Düzenle

Adım 12 Release the core assembly

Core Assembly Removal, Release the core assembly: adım 12, 2 resimden 1.

Core Assembly Removal, Release the core assembly: adım 12, 2 resimden 2.

Thread the display flex cable through the opening in the core assembly.

Düzenle

Adım 13 Remove the core assembly

Core Assembly Removal, Remove the core assembly: adım 13, 1 resimden 1.

Remove the core assembly.

Düzenle

Sonuç

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.