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It is possible to "cheat" the mobile into thinking that is connected to battery, while it is in fact connected to external power supply How to use phone without battery provides instructions on doing it and has a 4 pin configuration as on your device. I am not elaborating on the details involved as This is not a standard method and more of hobbyist/ DIY ...


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This is indicative of poorly designed/ defective piece and best replaced ASAP. From bwDraco's answer on Why do some AC adapters and power supplies generate a whining noise, and what can I do about it? (emphasis added; missing text denoted by "....") Most modern AC adapters are switched-mode power supplies. The internal switching frequency of an SMPS is ...


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I have a couple of apps to suggest: Galaxy Charging Current is specifically oriented towards Samsung devices and it shows a compatibility list. Your phone is not compatible going by that list but I have seen it work on Note 1 and neo models of Samsung, which are not listed 3C Tool Box. This is a very versatile app and battery related monitoring is a tiny ...



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