Opening the Galaxy Watch3

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Apr 06, 2021 - 02:19:53

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Introduction

Use this guide to remove the back cover of the Samsung Galaxy Watch3.

What you need

Step 1 Unfasten the back cover screws

Opening the Galaxy Watch3, Unfasten the back cover screws: step 1, image 1 of 1

Before starting repairs, take your watch off the charger and power it down.
Use a Tri-point Y00 driver to unfasten the four screws on the back of the watch.
Don’t worry about removing the screws, they will stay in place in the back cover.

Step 2 Wedge open the back cover

Opening the Galaxy Watch3, Wedge open the back cover: step 2, image 1 of 2

Opening the Galaxy Watch3, Wedge open the back cover: step 2, image 2 of 2

Insert an opening tool between the back cover and the metal housing.
Twist the opening tool to create a wider gap.
Don't fully remove the back cover just yet. The sensor flex cable is still connected to the motherboard.

Step 3 Disconnect the sensor flex cable

Opening the Galaxy Watch3, Disconnect the sensor flex cable: step 3, image 1 of 3

Opening the Galaxy Watch3, Disconnect the sensor flex cable: step 3, image 2 of 3

Opening the Galaxy Watch3, Disconnect the sensor flex cable: step 3, image 3 of 3

Lay the watch face down.
Carefully lift the back cover up from the edge with the buttons to access the sensor connector.
Use the flat end of a spudger to pry up and disconnect the sensor flex cable from the motherboard.

Step 4 Remove the back cover

Opening the Galaxy Watch3, Remove the back cover: step 4, image 1 of 2

Opening the Galaxy Watch3, Remove the back cover: step 4, image 2 of 2

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