For questions specifically about issues with battery charging or power supply.

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0
votes
0answers
41 views

Why does the screen flicker when connecting to a third party wall mounted USB charger

After going through this post(Why does my phone have erroneous input when connected to a non-OEM power source?) I am asking this question the above post does not solve my question up to the mark. I ...
0
votes
2answers
41 views

Charging from different USB cable

I have USB cable meant for Sony Xperia, the USB cable can be detached. Will using this USB cable to charge other phones like Nexus cause any issue?. I am not using the entire charger, I am just using ...
1
vote
3answers
628 views

Are 'Apple/Android Specific' USB charging ports really different?

I have a portable battery with two USB ports. One is labelled Android and one is labelled Apple. Apparently each has charging circuits optimized for that particular type of device. This sounds ...
2
votes
0answers
19 views

How to prevent S3 from turning on when charging

I'm trying to charge a new battery with my phone turned off. As soon as I plug the phone in to the wall charger, the screen turns on and the phone tries to immediately boot instead of staying on the ...
0
votes
1answer
357 views

Charging Nexus 5 to 100% [duplicate]

Is it wrong to fully charge your android phone in general to 100% will it hurt battery life? and is it also to drain your battery to below 20% will it also hurt the battery life?
1
vote
0answers
203 views

My Samsung Galaxy S2 is not charging; it heats up when connected to a charger and it doesn't boot

I have a Samsung Galaxy S2 GT-I9100. I had recently installed Cyanogenmod from CM Installer. But one day while I was flashing the stock ROM via Odin, the progress bar was stuck at factoryfs.img and ...
0
votes
1answer
1k views

How can i turn off charging when my phone connected to my computer? [duplicate]

I have Android device Samsung S4. Is that possible to turn off Battery Charging when my phone connected to my Computer via USB Cable. Any ways to turn off or disable it from settings?
0
votes
2answers
104 views

S2 randomly restarting / draining the battery

For the past month my S2, SPH-D710, Android 4.1.2, will randomly restart throughout the day. I took the battery out for awhile and that didn't change anything. Sometimes it happens when I'm looking ...
4
votes
3answers
7k views

Samsung Galaxy S5 turns on when fully charged and never turns off

I just 'upgraded' from the Samsung Galaxy S4 to the S5. Both use similar 4.4.2 Touchwiz software, but by new one has some odd behavior. I'll explain. Notes: I set smart screen sleep (or timeout, how ...
1
vote
0answers
264 views

Samsung s3 makes “plugged in” noises while charging

I have recently bought a third party USB cable. I am still using the original wall adapter that I got. Now, I noticed that while charging, it sometimes makes the "plugged in" sound as if I had just ...
1
vote
1answer
42 views

Device does not boot after crash without power plug

In the last few weeks I'm faced with a somehow strange behaviour of my Android device (Samsung Galaxy S4 active, GT-I9295, Android 4.2.2, Kernel-Version 3.4.0-2015525): If the phone crashes resulting ...
0
votes
0answers
170 views

Charging inticator on battery showing always

In My Samsung Galaxy S duos 7562 the charging indicator is always shows as charging... but the phone is not connected with charger or PC. Can't able to enable the USB debug mode, the Error Shows the ...
1
vote
1answer
556 views

Charging New Phone

I bought a new phone today. Motorola How long am I supposed to put my new phone for charging (Li ion battery)??? Should I keep it plugged even after it shows 100%?? Please help me clearing this ...
0
votes
3answers
80 views

Is it possible to charge phone faster?

I know that going to Airplane mode can be useful But is there any way to charge phone faster?
0
votes
0answers
78 views

How can I make an Android device go from off to on at a chosen point?

I have a rooted Pantech Element and I want to make it turn on when it is charging (or at some other predetermined event, possibly). I have seen advice that says to edit a file called 'playlpm', but ...
0
votes
1answer
776 views

How can I disable usb charging on Android phone (Nexus 5)

I use my Nexus 5 as development device, so I plug-in and plug-out into computer usb very often. What makes me worried is that too many this way "li-on" battery charging cycles get wasted too fast. My ...
1
vote
3answers
257 views

Battery charging issue in Samsung Galaxy S3

I have a Samsung Galaxy S3 and it is charging very very slowly when plugged into my PC. I deleted all my images and some videos and some other stuff and the charging seemed to speed up. Is battery ...
0
votes
0answers
23 views

Is there a way to have your phone light stay when it is charging only from a laptop?

When I have the my device plugged into my laptop while working I want the light to stay on, but I want my light to turn off when I'm going to sleep when it is charging. I know I can have the light on ...
0
votes
1answer
22 views

CHarge port replaced-computer dont recognize

Hi i recently took my samsung galaxy 2 to a place that sells phones and service and also repairs them. Well i took it there because my charge port was not charging anymore so he said he could ...
0
votes
1answer
477 views

Android Boot Up When Power is Applied Through Induction Charging - Rooted Google Nexus 7

Initially, I looked into StackOverflow for an answer to this question, but my lack of experience was evident when I was redirected here, where my question was considerably more relevant, being based ...
0
votes
0answers
113 views

Android tablet I2C Read Errors

i've a brand new Ramos i9 tablet and have big issues with the touchscreen and charging. I've rooted it, and before i send it in for repair, i'm trying to debug the issue (in hope it's only software). ...
0
votes
1answer
140 views

My Samsung Galaxy S 2 indicates it is charging but doesn't

My Samsung Galaxy S 2 indicates charging but is not adding charge to the battery. I have changed my charger many times but the problem continues. What's the solution?
0
votes
0answers
46 views

How can I make my Android phone request (negotiate for) more charge from (with) the host PC?

Hello there is a wonderful Q&A here about detecting how much charge your phone is drawing from the computer host: How do you check how much power a USB port can deliver? In my particular case, my ...
0
votes
0answers
13 views

Should I charge new LG G2 for 6 before first use [duplicate]

I just bought a LG G2. The shopkeeper asked me to charge it for 6 hours. Within an hour it shows that it charged 100%. Should I continue the charging to complete 6 hours like old fashion. Or ...
1
vote
1answer
120 views

Samsung Galaxy 3 is HOT

Sometimes after using my phone for a bit, it gets super hot where the battery is. When that happens, I close all programs and don't use it for awhile; it eventually cools down. This also happens a ...
0
votes
1answer
78 views

Why does Galaxy Nexus i9250 official car charger have 700mA instead of 1000mA?

I discovered that the official Samsung car charger is rated for 700mA, but my stock wall charger has 1000mA. Is that normal? If I buy the 700mA charger, there's the risk that with the navigator on, ...
1
vote
1answer
4k views

Samsung Galaxy Tab GT-P1000 USB Cable Problems ; Charging Problems

Galaxy Tab is an old tablet.Yesterday,I can "resurrect" it from the dead,and I buy a fake USB cable to charge and exchange data. Since I have a worser phone than the Galaxy Tab,I really want to play ...
0
votes
1answer
19 views

Is there a way to determine the charging current available?

I have a Moto X that has recently stopped charging while in its car dock, even though it indicates that it's charging. I will diagnose the problem by eliminating the USB cable, the dock, and the ...
0
votes
0answers
97 views

ori ninetology upgraded software to galaxy s4 - usb port cannot connected to computer while the hp on

I just bought a second hand phone Ninetology Stealth II which originally was a Ninetology but the original owner upgraded the software to Samsung Galaxy S4. The problem he never told me about is: ...
0
votes
2answers
88 views

Connector allowing charger and usb computer connection as same time?

PoE lead me to idea of having some kind connector, allowing supplying my connected tabled with power from it's charger (5V 2A) and in same time being connected to computer (for backup or whatever ...
3
votes
0answers
145 views

Large difference in battery discharge, when Nexus 7 is on and off

My father got a brand new Google Nexus 7 II (2013) LTE tablet few weeks ago. Ever since first use, he was complying about battery discharge rate. Few days ago, I did some measures and I'm quite ...
1
vote
0answers
87 views

Micro USB cable - Intermittent

I have a http://www.amazon.com/gp/product/B004QOAGOQ/ "4-port USB charger". Recently I noticed that some Android devices e.g Nexus 7 (2013), charge very slowly when one particular micro USB cable is ...
0
votes
1answer
443 views

Is it okay to use USB 3.0 cable with USB 2.0 wall adapter?

I bought an LG Optimus One phone a long time ago. The phone came with a USB 2.0 cable + wall adapter. 3 months ago, I bought a Galaxy Note 3. The phone came with a USB 3.0 cable + wall adapter. The ...
0
votes
0answers
55 views

How do devices recognize their chargers?

Several android devices complain when they are not plugged into their manufacturer-designated chargers. One samsung tablet I own won't even charge if its not on its own brand charger. Is there some ...
2
votes
0answers
41 views

LG P880 Screen stays awake whilst charging

I have a phone that when I plug it in it turns the screen on and the doesn't go to sleep until I press the power off button. Is there a way to make the screen go to sleep automatically like when you ...
0
votes
0answers
37 views

How do I get my Android to recognize my portable charger?

I've bought a portable charger for my phone recently but once I switch it on, it charges for a minute tops before switching off. It seems as though the charger doesn't recognise my phone... is there ...
0
votes
1answer
69 views

Are wireless chargers specific to model numbers?

I found this charger on eBay: ...
0
votes
1answer
428 views

Droid Mini charging and battery problem

My Droid mini have a strange problem, when I am charging the phone with some USB cables it charges very slowly and phone battery discharging very fast. but when I charge with original cable it works ...
0
votes
0answers
6 views

Samsung Tab3 T311 doesn't charge when connected to laptop USB port [duplicate]

I have a problem when charging my Samsung Tab 3 (T311). The red cross symbol keeps coming up when trying to charge connected to my laptop.
1
vote
0answers
100 views

Is slow charging bad for the battery?

I know that charging the battery too fast can overheat the battery and shorten battery life. But is charging it slowly, e.g. from a USB 2.0 cable plugged to a laptop, also harmful for the battery? I ...
1
vote
1answer
843 views

Nexus 7: micro usb port broken

I have a 2012 nexus 7, its a beast of a device. But unfortunately the usb port of the device is broken. Is there any way I can charge the batteries my beloved nexus? I have opened it up, and removed ...
0
votes
2answers
3k views

What is the maximum charging current supported by Samsung Galaxy S3?

As the title says: What is the maximum charging current supported by Samsung Galaxy S3 (GT-I9300)?
0
votes
1answer
74 views

How to deactivate the usb charging of my tablet from computer?

When I connect my Asus fonepad7 tablet to laptop via usb, the tablet starts charging. When my tablet is completely charged, its advised by the manufacturer to discontinue the charge. Now how to ...
0
votes
0answers
176 views

How to charge device while using OTG contoller? [duplicate]

I want to be able to use a PS2 controller with my Nexus 7 (2012) tablet to play games while also charging it. I have found a PS2 controller adapter to usb that should work on otg. However, I also want ...
0
votes
0answers
38 views

internet works only when on charging

I have huawei ascend y200, also I have problems with wifi. First there was a problem with obtaining IP address, but I fixed it with static IP. It worked for a while, but now it works only when charger ...
0
votes
1answer
32 views

What should my tablet be charging at?

I just got a RocketFish USB wall charger with 2.4 amps and 5 Volts. The charge meter that I am using is telling me that it is charging at 50 mA. I also notice that when I try to turn it off to charge, ...
4
votes
1answer
560 views

Battery indicator increase when not charging

Basically, two hours ago my battery level is at 8%, then an hour ago, it was at 9%. Now it's at 10%. Why is it going up even though it is not plugged in? Would I need to calibrate my battery? Note: ...
0
votes
0answers
86 views

Android auto power up after getting minimum Charge

When my Samsung android phone is power off and battery is completely out of charge and after that connecting the device with charger it do not start automatically. Do anyone can give me a solution ...
1
vote
0answers
3k views

Nexus 5 takes forever and a day to charge

Since I have installed franco Kernel on my device, charging takes longer than normal (I'd guess 4-5 hours?). But today charging became extremely slow. I plugged it in overnight and this morning it ...
0
votes
1answer
40 views

Charging/PC connection issues

I have tab 2 7.0 that will only charge when switched off and even then that's only sometimes, other times I get the battery boot loop. When device is on it says not charging in battery settings and ...