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Old 07-06-2025, 02:32 PM   #16
daniel bastida
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Originally Posted by Quoth View Post
Many ereaders and other things (cameras, phones, tablets etc) that have USB charger won't start at all without a suitable battery.

Some use serial data from a management unit in the cell pack and they won't work with the wrong model of cell (battery) or a bench power supply or via USB at all if there is no compatible battery. Some others have a temperature sensor and some have the serial data and a temperature sensor.
This is the battery the e-book had when I received it.
A curious combination of two modules, APN 616-0581.
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Old 07-06-2025, 09:28 PM   #17
theducks
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I would get that (bulging) battery out of any structure.
Are those 2 packs wired in series? 7.4V (a bit odd, if tru)
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Old 07-07-2025, 03:07 AM   #18
daniel bastida
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Originally Posted by theducks View Post
I would get that (bulging) battery out of any structure.
Are those 2 packs wired in series? 7.4V (a bit odd, if tru)
No, they are in parallel.
3.7v 2800mAh
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