[Q] Wierd!! Mine has been charging while on - Galaxy Tab 10.1 Q&A, Help & Troubleshooting

Normally my galaxy 10.1 p7510 will charge very slowly while turned on and has the red x sign over the battery sign. But in the last week iI have had it turned on and it has been charging without the red x and at an incredible speed. Im talking from 10% to 100% in just a few hours. It is stock and not rooted. It stopped and went back to normal for a few days and today is doing it again. I cant explain it. Any ideas or explanations to explain this?

either your cable or wallcharger are broken. The device should only show the red cross if it is connected to a PC, which does not deliver enough amperage through the USB port. Used with the original wallcharger, you should never get the red cross through the battery and it should charge fairly quickly even when in use.

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[Q] Dead Photon won't charge? (SOLVED)

Yesterday I let my phone die (low battery > powering down) and it stayed dead for 30 or so minutes. I plugged it into my wall charger and nothing happened. It didn't boot up, and there was no LED light.
I plugged it into USB and got a WHITE light, but it didn't charge. Even if I remove the battery I still get the white light when it's on USB.
I tried leaving my phone on the wall charger overnight, nothing happened.
I left it on USB for 4 hours, still nothing happened.
To sum it up:
Plug it into wall charger: Nothing happens, no LED
Plug it into wall charger with battery in: White LED
Plug it into wall charger with battery out: White LED
Nothing will charge it. I tried 2 USB cables and 3 wall chargers. I know they all work because I also used them to charge my replacement phone.
Returning to Sprint is NOT an option (I live in Canada)
What can I do to fix this?? The phone is less than 2 months old
MooseV2 said:
Yesterday I let my phone die (low battery > powering down) and it stayed dead for 30 or so minutes. I plugged it into my wall charger and nothing happened. It didn't boot up, and there was no LED light.
I plugged it into USB and got a WHITE light, but it didn't charge. Even if I remove the battery I still get the white light when it's on USB.
I tried leaving my phone on the wall charger overnight, nothing happened.
I left it on USB for 4 hours, still nothing happened.
To sum it up:
Plug it into wall charger: Nothing happens, no LED
Plug it into wall charger with battery in: White LED
Plug it into wall charger with battery out: White LED
Nothing will charge it. I tried 2 USB cables and 3 wall chargers. I know they all work because I also used them to charge my replacement phone.
Returning to Sprint is NOT an option (I live in Canada)
What can I do to fix this?? The phone is less than 2 months old
Click to expand...
Click to collapse
Your battery has been drained out completely.so you will need to boost up your battery.either connect your battery to a compatible battery charger or do following step
take one of your usb cable and cut it. you will get four wires. you will need red wire and black wire. Take out the photon's battery and connect the red wire to (+)positive terminal and black wire to (-)negative terminal of the battery as indicated on the battery.now connect it to your wall charger and let it charge for 15-20 min and after charging insert the battery in your photon and charge like normal.
Huge thanks! Worked great, my Photon is back up and running! I stripped the cable I had from an old audio player and connected it like you said (the (+) and (-) are the outermost terminals).
I'm going to invest in a standalone wall charger for the battery now, as well as tell Tasker to turn off my phone at a reasonable 10% battery so it doesn't completely die.
Thanks again for the help!
deepak251146 said:
Your battery has been drained out completely.so you will need to boost up your battery.either connect your battery to a compatible battery charger or do following step
take one of your usb cable and cut it. you will get four wires. you will need red wire and black wire. Take out the photon's battery and connect the red wire to (+)positive terminal and black wire to (-)negative terminal of the battery as indicated on the battery.now connect it to your wall charger and let it charge for 15-20 min and after charging insert the battery in your photon and charge like normal.
Click to expand...
Click to collapse
thanks man... your post has been real help for my photon...
k4trozz said:
thanks man... your post has been real help for my photon...
Click to expand...
Click to collapse
Proud that it helped..
But remember not to overcharge your battery with this method this is only for boosting the battery. don't charge for more than 15-20 min.
having a very similar problem as op but...
Hey wuddup fellas,
I'm a long time lurker, first time poster. Well, never really had to until now. Anyways, Im having a VERY similar problem as the OP but with the difference that my white LED only comes on for a short amount of time when connected via usb, maybe a couple mins max. Not to mention, for some reason, the white LED only comes on when connected to a specific usb port... I got 3 on my laptop (1 on left, 2 on right) and it only comes on when attached to the 1 on the left.
Lead up to failure: I was on texting when the 5% low battery pop up showed itself. I usually get 10mins before it dies so I didnt sweat it. Then, a few mins later it died. Ok, np, I'll just connect the charger wait a sec and we'll be good to go... Guess again, when I plugged in the charger, the charging indicator didnt come on, which I thought weird. Maybe its super dead, I'll just wait a few mins and it should be able to turn on... Nope, nada. So, I pop in the extra battery I got... Same thing happens to that one! Now I'm at a loss.
I read a few forum posts around the interwebs that sound along the same lines of whats going on with my phone. This post turns out to be the closest, so I try and jump start my batteries... Again, nada. Another post says I need to charge the battery out of the phone. So, I Amazon a standalone charger for the batteries. Throw one on the new charger, battery is completely dead, takes a few hours for it to charge. Throw the newly charged battery in the phone... nothing. Charge and throw the 2nd one in... Again, NOTHING!
Now the white led wont come on anymore. Which I guess it wouldnt need to cause the batteries are fully charged. But now I got no clue where to go... please if someone has any insight, i'd greatly appreciate it.
I can only charge from the car charger a very old laptop and by computer if a hdmi monitor is pluged in to the photon.
The laptop has a dead cmos battery so it sites at the hit F1.
Sent from my MB855 using xda premium
k4trozz said:
thanks man... your post has been real help for my photon...
Click to expand...
Click to collapse
Same problem, charged with wire, but after that when i put battery back no usb connection and does not charge with AC adapter
deepak251146 said:
Your battery has been drained out completely.so you will need to boost up your battery.either connect your battery to a compatible battery charger or do following step
take one of your usb cable and cut it. you will get four wires. you will need red wire and black wire. Take out the photon's battery and connect the red wire to (+)positive terminal and black wire to (-)negative terminal of the battery as indicated on the battery.now connect it to your wall charger and let it charge for 15-20 min and after charging insert the battery in your photon and charge like normal.
Click to expand...
Click to collapse
Sorry to wake up this thread, but I'm having a similar problem and tried the wire method. When I plug into the computer I get the same white light, but I also get the white light when I plug into the wall. After trying with the wire, I plugged into the computer and pressed the power button. The light turned green, but the screen still didn't come on.
do you have spare battery from any other mobile.just take it and connect two wire + and - to the spare battery then other end to the photon phone pins using crocodile clips with same + and - symbol just double check before connecting don't connect reverse only connect to two pins then try to turn on and post your reply..
Motorola Photon Q, Dead. Fixed easy
I did as some suggested above, but without removing the battery. After removing the back, I just unscrewed the (+) and (-) screws on the battery, lifted up the battery tab, then clipped small alligator jumpers directly onto the battery tabs. I connected a power source of 4.35v until the battery read 3.77v, then removed the power. Then I started charging it with the standard wall charger and it powered up -- now working great.

[Q] Phone will not charge normally.Also turns on automatically when charger connected

Hi all,
I have recently come across a problem which I cannot overcome by myself and I would really appreciate your help on this!
Phone:
Galaxy S2 (3 UK)
FW:
CM9.0.0
Description of problem:
My phone will not charge the battery. When connected to a charger, it turns itself on and immediately turns back off as there is not enough charge in the battery.
Events leading to problem:
My phone has been functioning perfectly for about 5 months (on CFW) before this happened. I had noticed that my phone ran out of charge abnormally quickly one day before this problem occurred. I did not suspect anything, and put it to charge overnight. The next morning when I woke up, the battery was out of charge (while plugged to the charger!) and the phone was abnormally hot at the area above the battery connectors. During this time, the phone would not turn on. I then unplugged the charger, and let the phone cool down. After cooling down, the phone was able to boot into the OS, but turns off immediately after that due to low charge in the battery.
What I have done so far:
Following suggestions on this thread: forum.cyanogenmod.com/topic/36648-galaxy-s2-empty-battery-boot-loop/
I suspected that my phone's firmware/kernel had somehow been corrupted. I then stripped a USB wire according to the thread, and attached it to the appropriate battery connectors allowing me to power my phone and flash the FW+Kernel via ODIN. I have since then flashed various firmwares in this order in attempt to recover my phone: Lite'ning v3.6 > Stock (3 UK Branded) > CF-Root Kernel > CM9.1.0.
Current state of phone:
I managed to charge my battery a little via my stripped USB cable, and started up my phone. After booting into OS on battery without charger connected, I have found that the phone will not charge the battery when connecting the charger while the phone is on.
However, if the OS boots automatically when connecting the charger while the phone is off, the battery status will be "Charging", but the charge goes up very slowly. (6% in 20 minutes?) What's even more weird is that if I take the charger off during this time, the phone immediately turns off. While the phone is sort of "functional" now, I'm really afraid that it will recur if my battery ever goes flat again.
I'm sorry this is such a wall of text, but I'd really like to hear your opinions on this. Thank you so much for reading
Did you solved the problem?
I'm with the same problem.
tim8871 said:
Hi all,
I have recently come across a problem which I cannot overcome by myself and I would really appreciate your help on this!
Phone:
Galaxy S2 (3 UK)
FW:
CM9.0.0
Description of problem:
My phone will not charge the battery. When connected to a charger, it turns itself on and immediately turns back off as there is not enough charge in the battery.
Events leading to problem:
My phone has been functioning perfectly for about 5 months (on CFW) before this happened. I had noticed that my phone ran out of charge abnormally quickly one day before this problem occurred. I did not suspect anything, and put it to charge overnight. The next morning when I woke up, the battery was out of charge (while plugged to the charger!) and the phone was abnormally hot at the area above the battery connectors. During this time, the phone would not turn on. I then unplugged the charger, and let the phone cool down. After cooling down, the phone was able to boot into the OS, but turns off immediately after that due to low charge in the battery.
What I have done so far:
Following suggestions on this thread: forum.cyanogenmod.com/topic/36648-galaxy-s2-empty-battery-boot-loop/
I suspected that my phone's firmware/kernel had somehow been corrupted. I then stripped a USB wire according to the thread, and attached it to the appropriate battery connectors allowing me to power my phone and flash the FW+Kernel via ODIN. I have since then flashed various firmwares in this order in attempt to recover my phone: Lite'ning v3.6 > Stock (3 UK Branded) > CF-Root Kernel > CM9.1.0.
Current state of phone:
I managed to charge my battery a little via my stripped USB cable, and started up my phone. After booting into OS on battery without charger connected, I have found that the phone will not charge the battery when connecting the charger while the phone is on.
However, if the OS boots automatically when connecting the charger while the phone is off, the battery status will be "Charging", but the charge goes up very slowly. (6% in 20 minutes?) What's even more weird is that if I take the charger off during this time, the phone immediately turns off. While the phone is sort of "functional" now, I'm really afraid that it will recur if my battery ever goes flat again.
I'm sorry this is such a wall of text, but I'd really like to hear your opinions on this. Thank you so much for reading
Click to expand...
Click to collapse
Whew that was long.. but anyway, i suggest you get the external battery charger, maybe it will do you good.
Have you tried going back to stock and doing a full reset?
Sent from my GT-I9300 using xda premium
Have you tried a different battery?

[Q] SGS3 (Samsung Galaxy S3) Charge Issues

Is anybody having issues with the charging of their SGS3?
It seems that my device charges as and when it wants. I wanted to find out how wide spread the issue is and the different cases in which it does not charge.
This could possibly help find some sort of temporary resolution.
My Galaxy note is extremely temperamental when it comes to charging. It doesn't seem to like any other cable than the one that came with it. I've been through several cables trying to find another that will charge it.
Some cables said they were charging the unit (and it the meter was going up) until I unplugged the cable to find the battery level drop from 100% to 5% in a second. With another cable, the handset said it was being charged, but the screen locked out and wouldn't recognise gestures. Others just wouldn't charge and the phone didn't even recognise them. It was all very odd.
In the end I gave up and just used the stock cable. It could be a Samsung thing?!?
Zobbster said:
I unplugged the cable to find the battery level drop from 100% to 5% in a second.
Click to expand...
Click to collapse
Same for me on SGS2 (GT-I9100). Often it discharged so much, it was switched off by the battery's low-voltage-protection-circuit. Then the phone started again because it had 5V at the USB and tried charging, but couldn't because the battery was not able to power the phone until the charging process started, so I had a nice bootloop
I had to build a constant-current-circuit with a LM317 to charge the battery a bit until it could be charged by the phone again.
It seems like the only way of getting rid of this is by using the original charger..
(Would be great if Samsung could make their devices be able to run from usb-power only)

[Q] SGP521 not charging

SGP521 LTE version tablet running MM not charging using magnetic cable nor usb-cable. Tried both original and spare and also different wall charges. No luck.
Tried also software repair via Xperia Companion but no success.
When tablet powered off I connect the charger, red light comes on for few seconds and then goes off. Tablet shows the battery percentage but is not charging.
When tablet on and I connect charger the tablet sounds like usb is connected and shows also usb-connected icon. Also stamina goes off when charger connected but battery does not charge.
I have only 20% battery left and soon the device will die...
Any ideas what's the root cause for "not_charging" -issue? What to do to get charging feature back alive?
Hello I had this identical issue a week or so ago with my SGP511. The solution for me in the end was to plug the charger in using original SOny charging cable and plug. The red light went on then off again and screen stayed off, but i left it overnight for about 10 hours. In the morning the tablet was still dead but i unplugged the charger, then plugged it in again. This time the red light stayed on, and after a few minutes, the screen lit up and it started to charge.
Please note this took me several days of constantly unplugging and plugging back in, so not sure what the final fix was but the above was the last thing i did before it started to work.

Won't turn on

I recently picked up this galaxy s6 edge from a friend that upgraded to a new phone. It won't turn on, neither to android recovery, nor to download mode nor the android. I charged it via wireless charging overnight and i tried for around an hour with a usb cable. What do i do?
same issue i am facing, i tried original charger, wireless charger and fast chargers from many different brands. but all failed. The device only gets warm/hot while charging and nothing happens. neither download mode nor recovery mode works. I am kind pf stuck without any solution, my device was used very rarely and its like an brand new device. Doesn't know what to do, if you find any solution then please let me know too. thanks in advance
Same problem. If I press power button very long, blue light comes on. Then it's stuck and stays like this until battery is flat. Battery charging is not possible: device heats up (tried USB and Qi), but battery doesn't take any charge.
So I opened the S6 and checked the battery directly. I can charge it directly with a lab power supply and when I plug it in and press power button, the blue notification light comes on again until battery is empty again. I can also see that only ICs get hot, but not the battery when plugging in USB.
So, it's definitely some hardware fault. I suspect power IC that is not able to power up the screen. But I don't know. I will investigate further but it looks difficult. However, I have seen many YouTube videos with same symptoms, but problem was always different than mine :/
Hi guys,
This thread is 2 months old, any of you managed to fix the problem?
I am having very similar problem. My phone was on a shelf for about a year and a half. Before now it was working perfectly. Now I can't charge it via USB or power adapter. When trying to power it up or get into download or recovery mode, nothing happens. Computer does not see it. Tried different cables, USB ports, power adapters..nothing.
The only thing that is happening to the phone is the battery logo appears when trying to charge it, though the green bar does not go over battery, only the empty grey battery with lightning icon in the middle. Also the screen does not go dark after a few seconds as it should and the red/blue LED does not turn on.
Is this the signal from the phone, that the battery is to deeply dischareged and cannot be charged again? I am googling all over the web and can't find anybody talking about what phone does in case of to low voltage on battery.
PS back does not seem to be bloated, USB port was working perfectly last time used
Please try to help, you are my last stop before opening the phone and start probing the poop out of motherboard to see what gave.
EDIT: something interesting happened just about an hour after my post. The battery suddenly started showing % of charge and the green bar started running, computer recognized the phone.. as everything should be.
My FIX: leave the phone pluged in and charging for about 3days and it will start working again.
My semi professional explenation of fix and problem: the phone has a ''backup or reserve'' battery. It is actually main battery but the last I think I read somewhere it is 20% of capacity, is reserved for phone exclusively for the clock and all other electronics that need power when switched off. Now these 20% probably were discharged due to laying around for almost 2 years.
It took me 3 days of charging to fill up these ''20%'' I guess. Probably because Lithium batteries are charged VERY slow at very start and end. This is safty procedure for ALL Li batteries.
If any expert can confirm my conclusion please do so, to help other people.
To answer partialy to my question: The phone tells you battery is ''deep'' discharged when you only see the charge icon without the green bar.
In the mean time I was writing this edit I came up to 4% battery and turned it on!
BR Friend

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