Wireless charging question - Nexus 5 Q&A, Help & Troubleshooting

So I have a USB cable that lights up only when device is charging. It turns off the led light when the device is charged...
I'm using the same cable and USB adapter on my wireless charger.
Now at night my cable stays lit up always even when fully charged. It doesn't turn off anymore. So they're is constantly a charge going to it.
When I pick it up its warm. Not hot. No complaints. But is it safe for the battery to constantly get juice even if its 'charged' and can't get anymoee
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imablackhat said:
So I have a USB cable that lights up only when device is charging. It turns off the led light when the device is charged...
I'm using the same cable and USB adapter on my wireless charger.
Now at night my cable stays lit up always even when fully charged. It doesn't turn off anymore. So they're is constantly a charge going to it.
When I pick it up its warm. Not hot. No complaints. But is it safe for the battery to constantly get juice even if its 'charged' and can't get anymoee
Sent from my Nexus 5 using xda app-developers app
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Yes it is, there's a charge controller by Texas instruments that regulates the charging current
i know what cable you're talking about its those LED flowing cables i have one, anyways the wireless charging puck or dock always draws power while the phone may not its tickle charging as in keeping it at 100% its not overcharging it its topping it off
its 100% completely safe.

Related

[Q] Does the TF charge will plugged into PC?

Does or is the TF suppose to change while plugged into the PC?
It does not while it is ON. It trickle charges when the screen is OFF. However, it is reaaaaallly slooooow. Even with a regular 5V USB charger, it takes more than a day to charge. It seems to only like the 5-15V ASUS charger.
I charge mine using just usb connection to pc, it takes a long time and I have wireless set to power off when the screen is off.
Does the battery indicatorshoe it's charging?
Sent from my HTC Glacier using XDA Premium App
Like it was mentioned earlier, it does charge. But only while the screen is off, if you turn the screen on to check something (like whether it's charging) it will stop charging.
Can it be plugged into a USB 3.0 port on a computer and if so, will this charge it as fast as the wall charger?
nsstrunks said:
Like it was mentioned earlier, it does charge. But only while the screen is off, if you turn the screen on to check something (like whether it's charging) it will stop charging.
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Right. It's like trying to see if the refrigerator light turns off when you close the door.

Battery discharge while plugged in and gaming?

Anyone experience this?
I'm playing pocket empires while the phone is plugged in and my battery is still discharging.
Sent from my LG-P999 using XDA Premium App
Are you plugged into USB on your computer or AC?
If you are using more power than what is going in, of course this will happen!
The AC adapter provides the most charge.
Duh you are using the device so of course it is going to discharge..........
Sent from my LG-P999 using Tapatalk
andrewNY said:
Are you plugged into USB on your computer or AC?
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It is in the AC wall outlet
hdxnickka said:
It is in the AC wall outlet
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Before you launch the game, does the little battery icon in the taskbar show charging? Can you see the taskbar while running this game?
Spyvie said:
Before you launch the game, does the little battery icon in the taskbar show charging? Can you see the taskbar while running this game?
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I can't see the notification bar while playing the game but I made sure that it was charging by turning off the screen and turning it back onto the lock screen which shows that it is charging.
Mine never discharges when playing Pocket Legends but it charges very slowly when using the stock charger which is normal. Now, when I am at work or something I have a AC charger I use that came with my Logitech Wireless Mouse that is obviously more powerful than the stock charger. It can charge my battery from 15% to 100% in about 30 minutes. My advice to you would be to buy a charger with a higher rating.
Are you using the charger that came with the phone or a third-party charger? If using the charger LG provided nothing you do on that phone should drain that battery while plugged in because it outputs 1000mA of power.
If you are using the LG charger you may have a faulty charger or a faulty battery.
Could you install something like Battery Monitor Widget and check the current drain (mA) while you are playing the game?
(It is made by "3C06" and the free one is fine because I think the only difference in the paid one is no ads.)
EDIT: Also, the most I have managed to pull with my G2x is 756mA, but if you have the screen at a high brightness and are using the speaker, and if the game is using 100% of your CPU, it would probably be possible to use more than 1000mA.
EDIT2: Also, the Service Manual says "maximum charging current is set around 945mA."
So I think any usage above that number will drain your battery even when plugged in. But I am not certain.

When Nexus S is off why do I see a white battery with "!" symbol?

Hi all, I'm not talking about the recovery triangle with the exclamation point, but when charging the S in my car, I noticed that the battery icon in the notification tray would charge for a few minutes, then stop charging and the battery icon would just go static at 75%.
So I turned off the phone, and was then presented with a black background and white battery icon, with a flashing exclamation point.
I unplugged, and plugged back in, and the battery started indicating it was charging via ascending white stripes, But then it stopped and changed to an exclamation point again.
The battery was only 50-75% full.
Could it have been overheating in my windscreen (I'm in LA)? Or is there some other issue with the charger. What does the ! mean?
Is your battery original? Maybe your charger is not supported. Not sure about this. Can you take a screenshot?
Sent from my Nexus S 4G using XDA App
I think that your car charger doesn't deliver enough power to charge the Nexus S battery. Some smartphones are draining more power then they are becoming from the charge unit when connected to the car.
brainmaster said:
I think that your car charger doesn't deliver enough power to charge the Nexus S battery. Some smartphones are draining more power then they are becoming from the charge unit when connected to the car.
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This does not explain the error when charging with phone off.
I would exchange the phone under warranty if possible.
Sent from my Nexus S using XDA App
obsanity said:
Is your battery original? Maybe your charger is not supported. Not sure about this. Can you take a screenshot?
Sent from my Nexus S 4G using XDA App
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You cannot take screenshots when powered off
Sent from my Nexus S using XDA App
Then use a camera and take a photo?
I've seen this once it was from a bad flash I had to flash the rom again just to get rid of it what rom are you on?
Sent from my Nexus S 4G using Tapatalk
matt2053 said:
You cannot take screenshots when powered off
Sent from my Nexus S using XDA App
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I know that. Screenshot means that you take a picture shot of the screen.
Sent from my Nexus S 4G using XDA App
It's never a good idea to leave a phone, or any electronics, in a hot car during the summer. The combination of a hot car and heating up the battery while charging could be bringing the phone's temperature too high. It could be the charger isn't wired up for the standard micro usb charging. I've seen this with lg chargers and phones and data cables. It could be a bad flash.
If it can fully charge inside on an ac charger, then I might suspect the charger in the car. If it acts the same with a different car charger then it could be the phone. Try a 12vdc usb female charger with a data cable plugged into the phone. Try flashing the phone back completely to stock and do more process of elimination.
Thanks.
This is a brand new phone with original battery, stock ROM, not even rooted.
The charger worked fine always on its previous owner, a Nexus One. It is hard wired into my car so not easy to change.
I wonder if the Nexus S has overhead protection that stops charging?
A screenshot is quite a challenge ;-)
Edit: Here's the answer!: http://www.google.com/support/forum/p/Google Mobile/thread?tid=09793bd3fcb30e61&hl=en
43 degrees Celsius is the trigger point where it starts/stops taking a charge because of heat.
Heat
Its a samsung battery protection system the same system that wont let u over charge the battery once the battery gets too hot it will go in to this protected mode wit the exclamation mark
had it on both my samsung vibrant and the nexus s 4g

Charging issue

Yesterday after having the tablet full charged I noticed that the battery was draining pretty quickly. Now after having it charging all night with the power off, w/ the charge light on, I powered it up to See that it only had 7 %charged. Now with it on and charging the level stays about the same if no goes down. Now I the charger is a bit temperamental but this is bad. Could the battery be bad organ I reset the battery memory in recovery?
please check your charger current mark. and you can charged xoom by pc usb port.
Sent from my MI-ONE Plus using xda app-developers app
No, the USB doesn't charge the Xoom. Only the Family edition and Xoom 2, from what I understand can be charged via USB.
I've found that the tablet will show the battery icon as charging but when powering off wiith Quick Boot and not touching the cord the charge light is not on.
I love this tablet but I'm beginning to feel that after my Verizon contract runs out it may be time to move on. It's quite a shame.

[Q] Nexus S wont charge on GPS

When i'm using GPS (i use iGO Primo 2) and i charge the nexus s with car charger after a few minutes when the phone starts to heated
the charging stops and the battery discharging normally like there's no charger on it.
I tried the car charger on home with 12,5V input, i put the charger on phone and run gps simulation (with iGO) and this is happen again, after
a few minutes the charge stops (then the battery had 48-49 celcius). i wait a few minutes and the battery continues to discharging (normally)
at the same time i plug the wall charger on the phone and the battery wont charge, continue to discharge! when the temp falls and after a few minutes then the battery starts to charging again!
What should i do?
Maybe try to turn your brightness down or kill background processes. It seems your battery stops charging when the temperature is very high, which is good!
Sent from my Nexus S using xda app-developers app
what should i do for that?
i don't have battery for gps! its dead after 2-3 hours
and it don't charge! i don't have any apps in background
Hmm can you maybe remove the battery and keep the phone on via charging cable. This means the phone would be connected to your car and on while you use the gps. When done, put the battery back in!
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FirePoncho86 said:
Hmm can you maybe remove the battery and keep the phone on via charging cable. This means the phone would be connected to your car and on while you use the gps. When done, put the battery back in!
Sent from my Nexus S using xda app-developers app
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but, i think the phone don't work without battery!
won't turn on
Not even if its plugged in with no battery?
Sent from my Nexus S using xda app-developers app
No, won't boot!
the strange in this case is, that with data on the phone heated same but charging fine!
while i connect pc to phone via wifi (for data) the phone heated too much! but if it charging then charge fine!
the problem is only on gps

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