Difficulty
Moderate
Steps
9
Time Required
10 - 20 minutes
Sections
2
- How to Open the Samsung Galaxy Watch4
- 5 steps
- Motherboard
- 4 steps
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BackSamsung Galaxy Watch4
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Introduction
What you need
Step 1
Power down your Galaxy Watch4
- Before starting repairs, take your watch off the charger and power it down.
- Remove the watch band.
Before starting repairs, take your watch off the charger and power it down.
Remove the watch band.
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Step 2
Unscrew the back cover
- Use a Tri-point Y000 screwdriver to remove the four 4.0 mm-long screws.
Use a Tri-point Y000 screwdriver to remove the four 4.0 mm-long screws.
Step 3
Wedge open the back cover
- 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.
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.
Step 4
Disconnect the sensor flex cable
- Lay the watch face down.
- Carefully swing open the back cover by folding the back cover 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.
Lay the watch face down.
Carefully swing open the back cover by folding the back cover 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.
Step 5
Remove the back cover
- 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.
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.
Step 6
Unscrew the motherboard
- Use a Phillips screwdriver to remove the 4.4 mm-long screw securing the motherboard.
Use a Phillips screwdriver to remove the 4.4 mm-long screw securing the motherboard.
Step 7
Disconnect the display flex cable
- Use the flat end of a spudger to disconnect the display flex cable.
Use the flat end of a spudger to disconnect the display flex cable.
Step 8
Disconnect the side buttons
- Use a spudger to disconnect the flex cable of the crown buttons.
Use a spudger to disconnect the flex cable of the crown buttons.
Step 9
Remove the motherboard
- Use your fingers to lift the motherboard out from the watch assembly towards the bottom of the watch.
Use your fingers to lift the motherboard out from the watch assembly towards the bottom of the watch.
If possible, turn on your device and test your repair before 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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Author
Adriana Zwink
Member since: 12/18/2019
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