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Basic things to check: Is the charger broken? (try a different charger) Is the charger the correct voltage and current for the phone? (check your phone specs and see if they match what's written on the charger, try a wall charger and a usb charger) Is the battery broken? (try a different battery if you can find someone with the same tab)


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Samsung arent the only ones using Quick charge other companies have a similar technology but it goes by a different name. My phone has Flash charging my 4000mAh battery gets fully charged in less than an hour. I used a phone with this for like an year and the battery life never deteriorated. I upgraded and my phone has the same technology.... Its even ...


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As seen on Android Police You've probably heard of quick charging, turbo charging, adaptive fast charging, rapid charging, and Qualcomm Quick Charge 2.0 before - or at least one or two of these things. What you may not know is that all of them are actually basically the same thing, based on the same licensed technology from Qualcomm known as Quick ...


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Battery calibration is a myth and definitely will not help you in any way. For details see my answer Bought a new battery. Do I need to calibrate it 3C Toolbox (and maybe other apps, not sure though ) read the battery information from the ROM files and not from the battery you have. This I learnt when I sought a clarification from the developer, when the ...


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Standards USB standard 3.0 in lays down standards of 10 W: 5 V, 2 A  for smartphones and tablets Battery Charging Revision 1.2 lays down " standard for establishing the proper way to charge a battery from a USB port " American Wire Gauge (AWG) is a reference for thickness of cables. In this system, larger numbers indicate thinner wires. USB specification ...


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Maybe the voltage supplied is too low for your tab to boot up with a completely drained battery. My suggestion is to try using original tab chargers or try charging your tab with a car charger. Using a JBL tab charger might work.


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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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Based on the information provided, it appears that the problem could be due to any of the following factors: Weak/Dying Battery: Can be verified by changing the battery System not going to deep sleep: Could be due to wakelocks letting the system alive either from apps or system like media server. Clean Master may say that it had killed apps, but it cannot ...



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