Unable to power up P3100 for the past 3 months! - Galaxy Tab 2 Q&A, Help & Troubleshooting

Help me guys!....I tried almost everything in youtube and XDA
Power + volume keys for 2mins
Unplugging the battery for some time and plugging it back and charging
Unplugging the screen cable ,charging for 2 hrs and plugging it back
Checking if the battery or charging cable works! (I assumed that the battery works as it heated up while charging )
But unfortunately nothing worked for me. I even gave it to a local service shop and they were like " We don't know whats wrong with this phone". I am trying for the past 3 months but nothing worked.
P.S. : I was not able to power on after the battery went 0% one day!
Thanks in advance

Charge the battery overnight. Unplug it and let it sit for an hour or two. Test the voltage of your battery with it removed. Try to power on the tablet? What's the voltage when you do that?

Same thing happend to my sons P3110.
When se tried to turn it on, it showed the Samsung logo, then turned off again.
I just replaced the battery, and everything is fine again

Ka-B00M said:
Charge the battery overnight. Unplug it and let it sit for an hour or two. Test the voltage of your battery with it removed. Try to power on the tablet? What's the voltage when you do that?
Click to expand...
Click to collapse
Thanks a lot for your information But I'm not much into hardware stuff!
How do I check the voltage of my battery when I try to power it on?

Ratata82 said:
Same thing happend to my sons P3110.
When se tried to turn it on, it showed the Samsung logo, then turned off again.
I just replaced the battery, and everything is fine again
Click to expand...
Click to collapse
Not even getting the logo here! Completely dead

PRADH33P said:
Thanks a lot for your information But I'm not much into hardware stuff!
How do I check the voltage of my battery when I try to power it on?
Click to expand...
Click to collapse
Connect it in parallel with a multimeter

Related

[Q] Nexus 5 Wont Charge

I was using it fine this morning, picked it up an hour ago and it looked like the battery had died.
Plugged it into the charger, nothing, black screen.
Been plugged in for an hour and nothing.
Any secrets on how to reset or is it dead?
tomcom2k said:
I was using it fine this morning, picked it up an hour ago and it looked like the battery had died.
Plugged it into the charger, nothing, black screen.
Been plugged in for an hour and nothing.
Any secrets on how to reset or is it dead?
Click to expand...
Click to collapse
bro reboot in recovery and wipe data/factory reset,thn simply reboot and u r done.
enjoy
Thanks for your advice, unfortunately i cant get anything to work at all. No screen, no leds, no recovery.
tomcom2k said:
Thanks for your advice, unfortunately i cant get anything to work at all. No screen, no leds, no recovery.
Click to expand...
Click to collapse
means battery is not giving power to circuit,try to change the battery or charge battery alone by any other charger by removing it frm phone.may be ur charger is not charging the battery.
try a different charger, my original Nexus 5 charger died today after not even 2 full charging cycles
have you tried different cables? i'm noticing big differences in recharge rate between cables that works without problems with other phones.

[Fix] Recover Dead Battery [Fix]

According to Motorola Mobility, the solution to a fully discharged battery not restarting is to plug it in to charger and press & hold the power button for 18+ seconds, when the battery should resume charging.
how long to discharge it ?
how u discharge it ? just leave the phone for whole day without plug the charger ?
REad the offocial documents
qhistimie said:
how long to discharge it ?
how u discharge it ? just leave the phone for whole day without plug the charger ?
Click to expand...
Click to collapse
Official document at https://motorola-mobility-en-in.cus...id/97535/p/30,6720,9050/reg/668234/kw/battery
What is the expected behaviour for charging a unit with a deep discharged battery?
Immediately after plugging in a charger the white notification LED will turn on. This LED will turn off, when the battery is charged to a sufficient level to power the display (could take up to 10 minutes before the display turns on). Tapping on the power key will wake up the display and the phone will display the "lightning bolt" icon over the battery meter. The display will time out, but charging will continue. Phone should remained plugged in (at idle) for up to 5 hours for a full charge. It will take longer, if phone is in use.
Thanks. can boot on already.. :good::good:
devmgs said:
Official document at https://motorola-mobility-en-in.cus...id/97535/p/30,6720,9050/reg/668234/kw/battery
What is the expected behaviour for charging a unit with a deep discharged battery?
Immediately after plugging in a charger the white notification LED will turn on. This LED will turn off, when the battery is charged to a sufficient level to power the display (could take up to 10 minutes before the display turns on). Tapping on the power key will wake up the display and the phone will display the "lightning bolt" icon over the battery meter. The display will time out, but charging will continue. Phone should remained plugged in (at idle) for up to 5 hours for a full charge. It will take longer, if phone is in use.
Click to expand...
Click to collapse
if nothing else works just plug the phone to a charger and hold the power button for at least 2-3minutes. the white led should blink a few times. after that leave it charging for an hour and than turn it on by pressing the power button.
this was the only thing that worked for me.
Fixed
Faced the same problem, the phone had ran out of charge completely and and switched off. Plugged it in to the wall charger but that wasnt of any help. Connected to my laptop and same result!! Wont Charge! Held the power button for about 2-3 minutes and the LED flickered 2-3 times and the 0% Battery screen showed up. Showing the same screen at the moment. Hopefully its charging.
karan25591 said:
Faced the same problem, the phone had ran out of charge completely and and switched off. Plugged it in to the wall charger but that wasnt of any help. Connected to my laptop and same result!! Wont Charge! Held the power button for about 2-3 minutes and the LED flickered 2-3 times and the 0% Battery screen showed up. Showing the same screen at the moment. Hopefully its charging.
Click to expand...
Click to collapse
Thank you for this advice - I followed it and it worked. I had my Moto G plugged in for hours prior to trying this with no success.
When you press the power button, 18 seconds probably won't be long enough so keep holding the power button. I had to hold the button for around 3 to 4 minutes but it worked eventually.
It Works!! Thanks!!!
karan25591 said:
Faced the same problem, the phone had ran out of charge completely and and switched off. Plugged it in to the wall charger but that wasnt of any help. Connected to my laptop and same result!! Wont Charge! Held the power button for about 2-3 minutes and the LED flickered 2-3 times and the 0% Battery screen showed up. Showing the same screen at the moment. Hopefully its charging.
Click to expand...
Click to collapse
Oh!!! I almost got a heart attack I guess . Because, Moto-G was the only smart phone that never gave me any trouble. Even my Samsung Galaxy 3 LTE gave a lot of headaches . When this acted dead, I was really upset. Your solution worked fine I guess. Screen just appeared. Still on 0%, but apparently it is charging now. :laugh:
Thanks Karan. Your solution is the best. Costs nothing :angel:
I had the same problem, but at least for me the above trick didn´t work. The phone simple dind´t boot, or display any notification light.
I left the phone over night at the charcher and nothing... Tried multiple chargers, computer ports, laptop ports, etc etc, and still nothing...
Then I went and read online a little bit more about lithium ion batteries and found out that the trick is to let the phone of the charger for a couple of hours (for me was about 5 hours) and then the phone will reconized the phone.
Hope this helps someone in the same situation. (If the press and hold trick dind't work).
Worked !
I bought moto g yesterday ,I faced the same problem which scared the hell out of me! But after power key for longer time ,now the 0%
battery is displayed ! Damn relief ! Hope it's charging now !:fingers-crossed::fingers-crossed:
Moto G dead after deep discharge
Hi, my first generation moto g is dead. Continuous notification lights get on when I plug the charger. Please note that notification light is neither blinking nor getting off. Tried everything which is mentioned here but no luck so far.
Please help.
Nitin
Same here
Gesendet von meinem SM-G800F mit Tapatalk
I had same problem - when the charger was plugged in the notification light shone continuously. I fixed this by opening the set, removing the battery (there are nice videos explaining this in youtube) and recharging it using external charger in a repair shop. Once it was charged for about an hour, plugged it back in, was able to boot normally and charge it normally.
However, since this incident, I have found that the battery life has decreased drastically. I now only have 8 hours of battery life after full recharge, even when I put the phone to sleep. For instance, if I charge the phone to 100% before going to sleep, the battery is down to 30% when I wake up!
Has anybody had this problem?
My Moto G2, when plugged in powersocket, keeps on rebooting from Moto logo screen, but when plugged in USB port of computer can get to fastboot menu and shows battery charging but removing it shows zero. and it does turn on by factory mode and shows the lighting bolt of charging, but is not getting charged. also phone testing menu by *#*#4636#*#* shows battery health is good, but is not charging. can any one help.
seapoint said:
According to Motorola Mobility, the solution to a fully discharged battery not restarting is to plug it in to charger and press & hold the power button for 18+ seconds, when the battery should resume charging.
Click to expand...
Click to collapse
i tried it is not working..what to do help me
Thank you
seapoint said:
According to Motorola Mobility, the solution to a fully discharged battery not restarting is to plug it in to charger and press & hold the power button for 18+ seconds, when the battery should resume charging.
Click to expand...
Click to collapse
My phone is started charging
thanks
rajkumar
---------- Post added at 08:38 AM ---------- Previous post was at 08:36 AM ----------
devmgs said:
Official document at https://motorola-mobility-en-in.cus...id/97535/p/30,6720,9050/reg/668234/kw/battery
What is the expected behaviour for charging a unit with a deep discharged battery?
Immediately after plugging in a charger the white notification LED will turn on. This LED will turn off, when the battery is charged to a sufficient level to power the display (could take up to 10 minutes before the display turns on). Tapping on the power key will wake up the display and the phone will display the "lightning bolt" icon over the battery meter. The display will time out, but charging will continue. Phone should remained plugged in (at idle) for up to 5 hours for a full charge. It will take longer, if phone is in use.
Click to expand...
Click to collapse
My bricked phone started charging
Now I can reflash
Thank you
rajkumar
Hai...i am using moto g3. Suddenly my phone didnt charge some times..Now it only charges while in switch off condition only...and it will take long time to [email protected]% per hour....what is the problem....Battery??? or Chargr port????
pls tell me...........
nitin.dhamu said:
My Moto G2, when plugged in powersocket, keeps on rebooting from Moto logo screen, but when plugged in USB port of computer can get to fastboot menu and shows battery charging but removing it shows zero. and it does turn on by factory mode and shows the lighting bolt of charging, but is not getting charged. also phone testing menu by *#*#4636#*#* shows battery health is good, but is not charging. can any one help.
Click to expand...
Click to collapse
The Same thing happened to my moto g turbo edition . It won't power on without getting plugged in to the charger and only boots when its boot through factory mode . I have also observed when in factory mode the phone is running on the charger and the battery isnt charging ? What should I do ?
Help !
Moto G 2014
Dead Battery. No recovery is installed, no system.img is installed. When I plug it in the screen(attached) appears. When I long press power button, fastboot opens, but battery remains low even if I charge for a long time. Unable to flash any recovery.(Error: Battery Low). Please Help ?

Phone battery dead

Hey ,
I'm quite new to Rooting and XDA etc. please ignore my ridiculous username...
Anyway, I yesterday installed my first custom ROM on my Nexus 5, called Unitato, http://forum.xda-developers.com/showthread.php?t=2589446
and everything went well untill all of the sudden while watching a movie on it, my phone turned off, and I didn't manage to power it on again. I then connected it to my computer, and were able to boot in recovery. The battery howerver doesn't load anymore: it stays at 1% when I check battery settings, it says '0s on battery". so whenever I try to plug my phone out of the charger, it just turns off.
I really hope my battery is not broken, and someone can help me
Thanks a lot!
I would put the battery on a charger for an hour to make sure it's charged and then try this http://forum.xda-developers.com/showthread.php?p=47156064
Does it say "charging" when plugged in?
PhilipTD said:
Does it say "charging" when plugged in?
Click to expand...
Click to collapse
Yes it does, but the percentage sticks at 0%
androidfan22 said:
Yes it does, but the percentage sticks at 0%
Click to expand...
Click to collapse
Then do what jd said, keep it on the charger for at least an hour. By then, the percentage should go up.

phone starts without battery but not with

If I directly plug in the phone to the charger and start it (without the battery cable connected) it powers on fine into the OS and I can use the phone as normal (shows 0% battery) but ...
if I plug in the battery - it doesn't charge, no battery icon, phone appears dead. I even replaced it with a new high capacity battery off of ebay but it still acts the same.
Sometimes, when I charge the dead phone it flashes red for a minute and then nothing. I've charged for several hours but nothing.
Where should I go from here?
Try Replacing the motherboard
BlackVader said:
Try Replacing the motherboard
Click to expand...
Click to collapse
works fine without the battery, powers on and the phone is usable
There seems to be something wrong with the battery connectors , check them up maybe you have something broken if you said you tried with another battery and still act the same ..
Sent from my Nexus 5 using XDA-Developers mobile app
BlackVader said:
There seems to be something wrong with the battery connectors , check them up maybe you have something broken if you said you tried with another battery and still act the same ..
Click to expand...
Click to collapse
How do I check the battery connectors?

Samsung Gear S3 Frontier dead

Hi all.
I've had my gear for about 2 years now.
One day, about a month ago I forgot to put it in the charger and the battery drained totally. After this small incident I can't get the watch to start anymore.
I'ts completely dead, does not respond when I try pressing/holding buttons, charging it or whatever. The charger starts blinking red after a short while.
I also tried to solder a USB cable to the connections on the motherboard but no reaction with that either..
I've tried to replace the battery the other day and success, it started!! But, only for an hour or so, now it's dead again, exactly like before.
The battery that sits in the watch right now is almost fully charged and measures 3.7 volts directly on the contact surfaces.
Anyone got an idea what to try next?
Note that it's completely dead and does NOT respond to any pressing of the buttons or charging it in any way.
Regards
Emil
If correct soldered wires...
Then charging via USB possible...
Try maybe for 30 minutes to charge via USB...
Check if device will be hot
Maybe Hardware damage...
You could check Service Manuals... Schematics:
https://forum.xda-developers.com/showpost.php?p=71759486&postcount=30
Best Regards
RenllejF said:
The battery that sits in the watch right now is almost fully charged and measures 3.7 volts directly on the contact surfaces.
Click to expand...
Click to collapse
Lithium battery fully charged are at "4.20V". "3.7V" is the nominal voltage (mean stay at 3.7V 80% of the time during discharge time).
Samsung Gear S3 Battery Issue Fix
Samsung S3 Frontier Learning Mode found for charging issue SM-R760. The solution (keep in the charger while doing resets) is to reset the watch 8 to 10 times and keep holding the power button and shutting it off about another 10 times. This is unusual however my battery went from 1%, 4%, 16% and the flashing red light stopped and went to 100% charge in 2 1/2 hrs. I will keep the forum informed any changes if this reoccurs. I definitely think the latest update blew-up the cache in watch and somehow takes multiple resets and power button presses to reset the functionality of Samsungs mistakes.
RenllejF said:
Hi all.
I've had my gear for about 2 years now.
One day, about a month ago I forgot to put it in the charger and the battery drained totally. After this small incident I can't get the watch to start anymore.
I'ts completely dead, does not respond when I try pressing/holding buttons, charging it or whatever. The charger starts blinking red after a short while.
I also tried to solder a USB cable to the connections on the motherboard but no reaction with that either..
I've tried to replace the battery the other day and success, it started!! But, only for an hour or so, now it's dead again, exactly like before.
The battery that sits in the watch right now is almost fully charged and measures 3.7 volts directly on the contact surfaces.
Anyone got an idea what to try next?
Note that it's completely dead and does NOT respond to any pressing of the buttons or charging it in any way.
Regards
Emil
Click to expand...
Click to collapse
change battery 100% but not working power on/off
I changed the battery because it was no longer charging. Recharged and gave 100% charge but now the power button does not turn on. He charges but does not care. Any suggestion?
Thank you.
tbagetti said:
I changed the battery because it was no longer charging. Recharged and gave 100% charge but now the power button does not turn on. He charges but does not care. Any suggestion?
Thank you.
Click to expand...
Click to collapse
Some wire broken when changing the batt....
tbagetti said:
I changed the battery because it was no longer charging. Recharged and gave 100% charge but now the power button does not turn on. He charges but does not care. Any suggestion?
Thank you.
Click to expand...
Click to collapse
Were you able to resolve this issue? Looks like I did the same as well.
I got the same problem. :crying:
It is supposed to have 100% battery but in about two minutes it drops to 90% and turns off.

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