One of my TF 3000 stopped working, after one use.
I have made a picture from the PCB, right FET is burned.
Damn apple, they should build some retina cameras instead of displays.
Here a better picture from my cheap android phone.
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Damaged one is gone.
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Soldered PCB back in.
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New shrink wrap
It charges again, now I have custom low current battery. I call it NOFIRE.
There is a paper spacer ring, to prevent circuit from a short. So if you build one up from zero you need this too.