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Micro-USB Port Replacement

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  1. Micro-USB Port Replacement, Back Plate: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Micro-USB Port Replacement, Back Plate: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Unscrew the four 3.4 mm flat head screws

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  2. Micro-USB Port Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Carefully lift the back plate off the watch. You will notice a lithium battery and rubber gasket attached to the back plate.

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  3. Micro-USB Port Replacement, Lithium Battery: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • 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.

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  4. Micro-USB Port Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Desolder the battery connections from the motherboard. Learn how to solder components here!

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  6. Micro-USB Port Replacement, Motherboard: crwdns2935265:05crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Use PH00 screw driver to remove two 2.4mm Phillips head screws.

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  7. Micro-USB Port Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
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    Tweezers
    $4.99
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    • Use a spudger or tweezers to remove a white sticker that covers a Phillips head screw.

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  8. Micro-USB Port Replacement: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Use PH00 screwdriver to remove 5.2mm Phillips head screw

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  9. Micro-USB Port Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Micro-USB Port Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Micro-USB Port Replacement: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • 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.

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  10. Micro-USB Port Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Micro-USB Port Replacement: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • 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.

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  11. Micro-USB Port Replacement, Micro-USB Port: crwdns2935265:010crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Locate the four main soldering points marked in red.

    • Be aware of the five additional soldered pins marked by the blue arrow.

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  12. Micro-USB Port Replacement: crwdns2935265:011crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Micro-USB Port Replacement: crwdns2935265:011crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Micro-USB Port Replacement: crwdns2935265:011crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Begin to desolder the points pointed out in the last step.

    • Use the soldering wick to help remove the solder.

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To reassemble your device, follow these instructions in reverse order.

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Michael Miller

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IUPUI, Team 3-3, Baechle Fall 2016 crwdns2935289:0IUPUI, Team 3-3, Baechle Fall 2016crwdne2935289:0

IUPUI-BAECHLE-F16S3G3

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I want to know that what I have to do if want to replace the lithium battery with usb direct powered device.

amupis232389 - crwdns2934203:0crwdne2934203:0

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