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This is the full video guide, it begins after i tried to open it from the back. The device should be open from the screen.
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Pry the sides of the device carefully (or not if your screen is shattered) . There are 8 plastic tabs holding the screen to the frame, with a little glue in each tab. The top tab is a big tab, so you must begin from the bottom.
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Disconnect the LCD ribbon connector in the middle of the frame and you can separate the LCD from the frame. At this point you can put a replacement LCD .
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Top view of the device opened, the battery is soldered with a little of conformal coating on top of the pads.
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Back view of the device, The part as identified:
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ES9018Q2C DAC
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ICN6211 MIPI LCD controller
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Exynos 7270, this is a highly integrated chip for wearables, It includes the normal Samsung SOC characteristics, with stacked DRAM & eMMC integrated into the package. That is why the PCB don't have any DRAM or storage chips around.
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I removed the backplate, but for LCD or battery replacement is not necessary. The battery was glued to the back and there is an antenna on the top .
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Battery Detail.
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Manufactured by SUNDA.
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3.7v to 4.2v
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1200mAh
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624736 pouch form factor
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