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

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5
votes
2answers
287 views

Battery meter went crazy and now stays at 0%

I have a Samsung Galaxy Discover that worked fairly well until the last week or so. I ran the device down down to 0% - at which point the device shut off. I performed a full recharge and then ...
4
votes
2answers
2k views

Samsung galaxy 3 says charging paused. Battery temperature too low

I plugged in my S3 when it said 1% battery life and the red charging indicator light never came on, when i checked it a few minutes later it was at 0% and powered off. Immediately after that I tried ...
3
votes
2answers
2k views

Increasing my phone's charging rate while tethered

I have a Samsung Galaxy S3 and a laptop with 2 USB 3 ports. When tethered to my laptop (to provide Internet access via GSM/HSPA data), the phone charges very slowly, especially if I am using it for ...
3
votes
2answers
266 views

Nexus S and phone charger get unusually hot when plugged in

I was using my Nexus S today and it turned off suddenly. I plugged it in to charge and saw it load to the boot splash screen, and then I went to sleep. When I woke up 2 hours later my phone was dead. ...
2
votes
1answer
247 views

How do I keep CPU off when charging?

When I connect the USB power source, it makes CPU to stay on (even though "Development->Stay awake" is off). When charging from a weak power source if makes battery to drain even faster than is case ...
1
vote
1answer
734 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 ...
1
vote
1answer
135 views

KitKat issue: device turns on when plugged in

Yesterday I updated my Samsung S4 to 4.4.2 (I9500UBUFNA2 - Kernel 3.4.5-742022 18-Feb-2014) via Kies 3. If device is turned off then I plug in, picture of measuring battery image appears for 2 seconds ...
1
vote
1answer
269 views

How to solve the short battery life with galaxy s4?

I bought Galaxy S4 in just half year. However I found some wrong with the bettery, my phone shutdown automatically recently with over 20% battery. I can only use the phone for two hours after my phone ...
1
vote
1answer
2k views

I can't connect my Samsung Galaxy SL GT-I9003 via USB

I can't connect my Samsung Galaxy SL GT-I9003 via USB. When I try to connect via usb mode the phone doesn't respond, it only charges. I tried restarting and restoring my device, but it still won't ...
1
vote
1answer
141 views

How to charge a new Samsung Galaxy tab & what to expect

I am now trying to charge my new Samsung Galaxy tab since morning and it keeps flashing on me. No signs of it being charged. I am unable to switch it on. Please, for how long is it going to have to ...
1
vote
1answer
2k views

Samsung Galaxy S2 can't transfer pics, shuts down by itself, does not charge

My Samsung Galaxy S2 (not rooted) has all sorts of problems. It started when I tried to take some pics today. I would take a pic, and it would shut down. I tried to get pics off my phone by syncing ...
0
votes
1answer
25 views

Phone unusable whilst charging

I have a fairly old samsung galaxy S2 android 4.1.2. In the last few weeks, it has been behaving really oddly when plugged in to charge. The 'desk clock' page flashes up every few seconds of its own ...
0
votes
1answer
38 views

Is it possible to modify the firmware used when the device is turned off?

On (at least) some Samsung devices there is some piece of software that runs when the device is turned off. It is the one that displays the battery state when charging, along with the red/green ...
0
votes
1answer
18 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
43 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
1answer
60 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
1answer
57 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, ...
0
votes
1answer
219 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
1answer
39 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
1answer
26 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, ...
0
votes
1answer
29 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 ...
0
votes
1answer
36 views

Get the chargin process intensity

I link my Samsung Galaxy S3 to the computer's USB port using a non-original power cord. I've found charging process very slow, so I would test the intensity whereby power cord supply energy to the ...
0
votes
1answer
23 views

Google Tablet help need power

Just purchased this for Christmas, it will not charge or turn on, any suggestions. Have tired several different charger
0
votes
1answer
147 views

Nexus 4 won't charge through laptop on low power

When my Nexus 4's battery is less than 5%, it won't charge while connected to my PC, but I can charge by plugging my Nexus 4 the wall adapter. I believe it is a hardware problem. Can you help me?
0
votes
1answer
292 views

Nexus 4 wont hold charge after screen and battery replacement

I've just replaced my broken screen and put a new battery into my nexus 4 following this you tube vid: http://www.youtube.com/watch?v=AZDAIgwbXk4. When I first plugged in the charger (1A generic usb ...
0
votes
1answer
397 views

My Galaxy y s5360 is not detecting the sd card?

I am using the Galaxy Y (S5360) with Gingerbread. A few days ago my mobile stopped detecting any charger or usb. After some time it started working again but it still wouldn't connect via usb to a PC ...
0
votes
1answer
316 views

Reverse polarity damage

I need help. I was using a generic usb charger to charge my android phone and it was charging fine but somehow the polarity was reversed. After being plugged in for some time, the phone became very ...
0
votes
1answer
686 views

My Samsung Galaxy Note won't charge but will turn on for 1 second

I got my Samsung Galaxy Note about 5 months ago and three months into having it I dropped it and cracked the screen. The actual touch screen works it is just the glass that is broken. About a month or ...
0
votes
1answer
400 views

Phone only charges when plugged into AC adapter or computer

I have a Samsung Galaxy Ace 2 x. It only charges when plugged in to the AC adapter and my laptop, and doesn't charge using battery packs or in the car. I use the same cord for everything. Why is this? ...
0
votes
1answer
908 views

HTC Desire C screen on while charging

My new HTC Desire C screen does not turn off while charging. It is running ICS (Android version 4.0.3, HTC Sense version 4.0). I have went into Settings > Developer Tools > Stay Awake (OFF). It ...
0
votes
0answers
394 views

Battery and recharging suggested practices on Galaxy Note 3

Can someone please verify that the note 3 uses a Lithium Ion Battery? Does using the Note3 - for example making a call - while charging negatively impact it? My old flip-phone would heat up if I ...
0
votes
0answers
202 views

Stop device connected as host charging connected device

I am connecting a Nexus 10 to an Arduino board in host mode. The Arduino board has its own power supply, but is still drawing power from the tablet. This post suggests that this may happen if the ...
0
votes
0answers
364 views

Samsung Galaxy Ch@t (GT-B5330) unable to charge

I have a Samsung Galaxy Ch@t (GT-B5330), but it don't charge. I was at my grandmother and when I wanted to charge it, it was vibrating (short) when I was back at home it didn't charge. I didn't try ...
0
votes
0answers
48 views

How do I decide what car charger I need to buy?

I am with Nexus 5 and finding it difficult to decide on what car charger or car dock with charger I need to buy. As there is no accessories from parent company (LG or Google) I not sure what charger ...
0
votes
0answers
115 views

Why my Note 2 can not charge properly

Yesterday I plugged my (turned-off) Note 2 in but it refused to charge properly, even though I charged it via pc. I removed the stock battery and swapped a OEM and my mpj extended battery ...
0
votes
0answers
131 views

USB connection issues with Nexus 4

I've installed some app from Google Play called "franco.Kernel updater", which had an option to enable "fast charging" (the app claims it provides a custom kernel that saves battery life). After I ...
0
votes
0answers
42 views

charging samsung galaxy tab 2 10.1

My cat recently broke the jack that came with my tablet, so I bought a cheaper one from walgreens, making sure it was 2 amps. They didnt have one exactly 2, so I bought a 2.4, and theres still a red X ...
0
votes
0answers
53 views

Charging my tablet

When I plug my galaxy tablet in to charge it there is an red X on battery sym and a page pops up that wants me to choose what ubs to us MEDIA PLAYER or MASS STORAGE.. why is this?
0
votes
0answers
159 views

Can't connect to PC after changing my phone's charging IC

I changed the charging IC in my Galaxy Note 1 because of a malfunction. Now I'm able to charge my phone using the wall adapter, but I cannot connect it to my PC via USB. Now, when connected to a ...
0
votes
0answers
69 views

samsung galaxy nexus charging problems

it doesn't charge until battery totally dies and few minutes after that only, charging triggers. Not sure if it an issue with charger or the phone battery.
0
votes
0answers
229 views

Samsung Galaxy SII battery not recognised / charging

Last night I changed the USB / Charging port on my Samsung Galaxy S2. Now when I plug in the charger it recognises the charger but the battery level stays on 0%. I have tried to charge the battery on ...
0
votes
0answers
139 views

Note II 4.1.2 Update breaks PC USB charging

Since my Note II was updated to 4.1.2 from 4.1.1, it has not been charging properly when connected via USB to my PC. I can leave it plugged in overnight, and it will have less of a charge come ...
0
votes
0answers
367 views

unable to charge Google Nexus I9250

I am unable to charge my phone most of the times. When I connect my phone to the USB cable which is in turn connected to the computer or charger, most of the times (about 90 percent), I am unable to ...
0
votes
0answers
137 views

Recharge interface infinite boot loop

I'm having this problem for a while and don't remember exactly how it occurred, if I remember well, it started happening after flashing a non-stock ROM with CWM, but can't really reproduce it. ...
0
votes
0answers
701 views

How to root this device? RK3188

I am attempting to root at RK3188 Mini PC I bought from amazon. I believe I have found the drivers, but cannot figure out how to connect a USB cable to the device to connect to my PC to root. Please ...
0
votes
0answers
99 views

Why the battery drain while plugged in doing nothing? (omap2_mcspi)

I usually leave my phone plugged in to the wall charger at night. This morning, to my surprise, the battery was not charged. According to the System Panel app, System Processes were taking almost ...
0
votes
0answers
1k views

Charging paused, battery temperature too low

I dropped my Samsung Galaxy S2 in water, and now when I plug it in I get a message that says: Charging paused, battery temperature too low Is there any way to fix this?
0
votes
0answers
1k views

Samsung Galaxy S2 battery gets hot

My Galaxy S2 is less than a year old. The battery sucks! I have to charge it more than once a day. Tonight, while on the charger, the battery life is actually going down. It's also way too hot to ...
0
votes
0answers
2k views

Mobile detecting Laptop as “charger” instead of “USB Connected”?

From quite some months, I have been using a rooted Samsung Galaxy Y mobile phone. The battery life is not much and so, everyday whenever I am doing any work on my laptop, I just connect my mobile, so ...
0
votes
0answers
1k views

Charging Micromax Funbook Pro through USB Power Adapator

The AC 5V adaptor that came with my Micromax Funbook Pro tablet has become non-functional. Is there a possibility that I can resort to buying a universal USB power adaptor and then plug it into AC ...