Difficulty
Very difficult
Steps
11
Time Required
1 hour
Sections
4
- Back Plate
- 2 steps
- Lithium Battery
- 2 steps
- Motherboard
- 5 steps
- Micro-USB Port
- 2 steps
Flags
1
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What you need
Step 1
Back Plate
- Unscrew the four 3.4 mm flat head screws
Unscrew the four 3.4 mm flat head screws
1024
Step 2
- Carefully lift the back plate off the watch. You will notice a lithium battery and rubber gasket attached to the back plate.
Carefully lift the back plate off the watch. You will notice a lithium battery and rubber gasket attached to the back plate.
Step 3
Lithium Battery
- If not replacing lithium battery, skip down two steps.
- Using the plastic removal tool, pry the battery from the backing plate. The battery is simply attached with glue.
If not replacing lithium battery, skip down two steps.
Using the plastic removal tool, pry the battery from the backing plate. The battery is simply attached with glue.
Step 4
- Desolder the battery connections from the motherboard. Learn how to solder components here!
Desolder the battery connections from the motherboard. Learn how to solder components here!
Step 5
Motherboard
- Use PH00 screw driver to remove two 2.4mm Phillips head screws.
Use PH00 screw driver to remove two 2.4mm Phillips head screws.
Step 6
- Use a spudger or tweezers to remove a white sticker that covers a Phillips head screw.
Use a spudger or tweezers to remove a white sticker that covers a Phillips head screw.
Step 7
- Use PH00 screwdriver to remove 5.2mm Phillips head screw
Use PH00 screwdriver to remove 5.2mm Phillips head screw
Step 8
- Use ESD safe tweezers to remove the gold ribbon cable.
- This will expose a second 5.2mm Phillips head screw that can be removed with a PH00 screwdriver.
Use ESD safe tweezers to remove the gold ribbon cable.
This will expose a second 5.2mm Phillips head screw that can be removed with a PH00 screwdriver.
Step 9
- Use a spudger to gently pry on the motherboard towards the top of the watch, being towards the 12 o’clock position to loosen the motherboard.
- You can now access the parts and pieces on the bottom of, and below the motherboard.
Use a spudger to gently pry on the motherboard towards the top of the watch, being towards the 12 o’clock position to loosen the motherboard.
You can now access the parts and pieces on the bottom of, and below the motherboard.
Step 10
Micro-USB Port
- Locate the four main soldering points marked in red.
- Be aware of the five additional soldered pins marked by the blue arrow.
Locate the four main soldering points marked in red.
Be aware of the five additional soldered pins marked by the blue arrow.
Step 11
- Begin to desolder the points pointed out in the last step.
- Use the soldering wick to help remove the solder.
Begin to desolder the points pointed out in the last step.
Use the soldering wick to help remove the solder.
To reassemble your device, follow these instructions in reverse order.
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Author
with 2 other contributors
Michael Miller
Member since: 10/24/2016
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Team
IUPUI, Team 3-3, Baechle Fall 2016
Member of IUPUI, Team 3-3, Baechle Fall 2016
IUPUI-BAECHLE-F16S3G3
4 Members
8 Guides authored
amupis232389 - Jun 18, 2018
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