LG V20 wont recognize PC and says charging slowly - LG V20 Questions & Answers

Hello all, when I try to plug in my phone to my PC, the phone says charging slowly and no USB options pop up. Fast charging is also not working, and I get the same message. I bought a new charger from walmart because my original one broke. Thanks!

keeg02 said:
Hello all, when I try to plug in my phone to my PC, the phone says charging slowly and no USB options pop up. Fast charging is also not working, and I get the same message. I bought a new charger from walmart because my original one broke. Thanks!
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Could be a bad battery or usb port
Sent from my LG-H910 using XDA Labs

Or a bad cable. There's a lot of those going around these days.
When your charger "broke", did it short/burn up? If so, it may have damaged the port on your phone

SMTB1963 said:
Or a bad cable. There's a lot of those going around these days.
When your charger "broke", did it short/burn up? If so, it may have damaged the port on your phone
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No I believe 2 wires broke on the inside.

+1 for bad cable.
I've seen it many times. Fortunately, I have about 2 dozen USBc cables laying everywhere.
I try to get the offending cable in the garbage, else it gets back "in service" and creates frustration again...

I beleive the issue is with the cable. Try with another new cable and tell us the result friend.

I kept all my good micro USB cables and simply bought C adapters from Amazon.

Related

micro usb has short in it

just noticed this morning when I plugged my USB cord in. anybody else have this problem?
oh, i have already tried different usb cables as well. it's rooted, so im pretty much screwed.
A bit more description might yield better results. How long have you had the problem? Does it work when plugged into a computer vs. wall?
I've randomly had times that my phone wouldnt "recognize" that it was plugged in to a wall charger, but that lasted for no more than 5 minutes.
ralexand said:
A bit more description might yield better results. How long have you had the problem? Does it work when plugged into a computer vs. wall?
I've randomly had times that my phone wouldnt "recognize" that it was plugged in to a wall charger, but that lasted for no more than 5 minutes.
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it has a short in the usb port. if i prop the back end of the connector, it works.
tizzl10 said:
it has a short in the usb port. if i prop the back end of the connector, it works.
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Other people have had luck getting htc to repair/replace damaged handsets even after unlocking the bootloader. I would try that, what the worst that can happen, they say no lol. I wouldn't volunteer that you unlocked the bootloader, but it shouldn't really matter, since that has nothing to do with a damaged usb port.

Transformer stuck with "Connect your Charger", charging slowly

Hello.
I m having a problem with my transformer. Right now it is charging slow as if it was connected to the computer and not the wall plug. Also the message "Connect your Charger" won't go out of the screen, even if it is connected or fully charged. I flashed a custom ROM to see if it fixed something, but I had no luck. The cable works fine to connect the transformer o my PC the only thing wrong is that is is not charging properly and the message won't go off. Do you have any idea of what could be happening? My wall charger is model OB-1LF, which I believe is not the one with the known fault. Any ideas?
the adapter is surely broken.
This will sound nuts but, put your wall charger in a plastic baggie [push out all the air and then seal the bag] and put it in your freezer compartment for say 3hrs. Take it out [still in the bag] and let the charger warm up to room temp.
The charger may now work. It is worth a try. You would be trying to be sure the thermal fuse inside the charger is reset. I brought one back to life that way.
hshoem1
the TF uses pin 7 in the USB connector to signal the charger to use the 15v output. If the charger does not see a gnd on pin7 it will only charge at 5V as ypou are seeing. Are you using an extension usb cable? If no then check the pins on the TF and cable for bent or damaged pins. Also try the freezer as the charger may have gone into safety reset.
Thanks for the answers. I will try the bag and freezer to see if it gets fixed.
I know that this freezer trick works (also with broken hard drives too apparently), but what's the physical reasoning behind it? I swear I've seen a good explanation of it before but I can't remember..
Same problem here... Even had the charger replaced but of no use. It does charge wth a different (do it yourself) charger usig the same cable.Maybe that doesn't have the 5v/12v mode or something...
Going to order a new adapter and hope thatll fix it otherwise I'll send the entire transformer for repair i guess :/
I just got one today (got a good price on Amazon)
it just will not charge, tried all the fixes! not too happy as i went for the asus over the ipad and apparently quite a few people have charging issues with it.
charges very slowly through my laptop
From reading posts on forums is sounds like a few people are having it and Asus should of recalled the charger.
phone call to Asus tomorrow
asdfuogh said:
I know that this freezer trick works (also with broken hard drives too apparently), but what's the physical reasoning behind it? I swear I've seen a good explanation of it before but I can't remember..
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There is overtemp protection circuit that should reset once the charger cools, but apparently it needs to cool down past room temp. The freezer is cold enough to reset it. I would not buy a new TF charger search for devcakes discussion there several aftermarket chargers that work well
Check the cable. I had the same problem. At first I thought it was because of faulty charger and had it returned and got a new one from Asus, but still had the same issue. Then I returned the cable for a new one, it worked flawlessly.
A plus: Asus gave me new cable which was much longer than the original one.
the cable is fine, used it to charge via my laptop
I had the same issue with my charger. I called up Asus and was able to send it in for repair, after a couple days they mailed me a new charger and cable.
Sent from my Transformer TF101 using xda premium
mglancy23 said:
the cable is fine, used it to charge via my laptop
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Charging with your laptop does not involve pin 7 and supplies 5V. If pin 7 or that conductor is bad or you use an incorrect USB extension cable, the pin 7 signal will not get to the charger and will not supply the 15V charge voltage for normal charge.
Rumbleweed said:
Charging with your laptop does not involve pin 7 and supplies 5V. If pin 7 opr that conductor is bad or you use an incorrect USB extension cable, the pin 7 signal will not get to the charger and will not supply the 15V charge voltage for normal charge.
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Cheers will send the cable as well to be sure but am pretty confident its the power adapter.
Hopefully i will have an adapter for next week.
I had a brief play on it and i was quite impressed, the stock browser was surprinsignly good and may unistall dolphin.
I tried the freezer trick, but it didn't worked. I ordered another wall charger to see if it works. What's really weird about this is that the Connect your Charger message will not go off the screen. It doesn't matter if it has 100% charge it will still show "Connect your Charger".
In my case my Transformer didn't want to charge at all. The red light never came up while connected, the only way to fix it was to drain my Transformer all the way until shutdown and then plug it in and voila! It started charging again ever dince.
Great tips by the way!
Thanks
Sent from my Atrix 4G using Tapatalk
Just an update, after ordering a new adapter (with cable) it now works... Appearantly the cable was the problem afterall...
New cable with old charger = ok, new cable with new charger = ok, old cable with new charger = no go, old cable with old charger = no go.
And old cable with 3rd party adapter supplying 12V = ok, heh...
New cable is longer indeed, now I just need to think if I wanna go through the RMA process again for the old cable. But yeah, cable was the issue (out of nowhere btw).
dagrim1 said:
Just an update, after ordering a new adapter (with cable) it now works... Appearantly the cable was the problem afterall...
New cable with old charger = ok, new cable with new charger = ok, old cable with new charger = no go, old cable with old charger = no go.
And old cable with 3rd party adapter supplying 12V = ok, heh...
New cable is longer indeed, now I just need to think if I wanna go through the RMA process again for the old cable. But yeah, cable was the issue (out of nowhere btw).
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The Pin 7 Connection I referenced earlier is bad. This prevents the charger from outputting 15V.
Rumbleweed said:
The Pin 7 Connection I referenced earlier is bad. This prevents the charger from outputting 15V.
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Yeah, I read your posts about that... couldn't see anything wrong with it on the outside though (with my eye) so unfortunately no clearly bent usb-pins or anything.
Any tips on things I can check? Could easily be on the inside as well of course in which case I can just forget about fixing it. At least it still works with another (non asus) adapter.
Mine was also doing a slow trickle charge. I ended up getting a new charger, but found that the problem was with the cable, not the "wall wart". I can still use my old one with the new cable and works fine as well.

HELP! Used "incompatible" USB cable all night, now only charges w/ computer USB port!

HELP! Used "incompatible" USB cable all night, now only charges w/ computer USB port!
Okay I know this sounds crazy, but I've tried 3 cables, 2 car charges, and 2 wall charges that all worked previously... And what I've found is that I can only get my LG G2 to charge when its plugged into a computer USB port. I've got car chargers that are both 1A and 2A, as well as wall chargers with varying amperage ratings too. And they all used to charge the phone and even still do charge my Samsung S3! Also the same USB cable that won't charge the phone when plugged into a car or wall charger, WILL charge it when its plugged into a computer!!??!
And to make things even more strange, Android reports the phone as "Charging", but the percentage never goes up. And using CurrentWidget or BatteryMonitorWidget, the phone shows as "Plugged In" but shows "DIScharging" and shows the mAh utilization as draining at 18mA...
The only thing I did differently is that last night, I used the USB cable that came with my ChromeCast device to charge the phone. I plugged it into the LG USB adapter that came with the phone. I didn't realize until this morning though that a message had popped up saying the phone was "incompatible" with the the charger/cable and that I should unplug it avoid possible damage..
Did that possibly break the charging capabilities?? That seems not possible...
:crying:
Gotta ask... Have you powered down and rebooted to see if that clears it up?
Sent from my VS980 4G using Tapatalk
kyler13 said:
Gotta ask... Have you powered down and rebooted to see if that clears it up?
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Unfortunately yes I have...
It's a shame you didn't see the warning message as soon as you plugged it in. Can you take it back under warranty? Sounds like it did do the damage it warned you about. The last ditch effort I would suggest is do a factory reset and see if that fixes it. If not, take it back.
Oaklands said:
It's a shame you didn't see the warning message as soon as you plugged it in. Can you take it back under warranty? Sounds like it did do the damage it warned you about. The last ditch effort I would suggest is do a factory reset and see if that fixes it. If not, take it back.
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Yea, I'm hoping not.. I may have to factory reset.. Boo... But I'm having trouble believing that a normal USB cable REALLY could do damage though.. I have another charger/cable combo that I keep plugged in on the wall in the kitchen and use it all the time for my S3. When I plug the G2 into that charger, it gives that same "incompatible charger" message. But what is so different about this phone that prevents it from being charged by any standard USB cable..??
tstretch said:
Yea, I'm hoping not.. I may have to factory reset.. Boo... But I'm having trouble believing that a normal USB cable REALLY could do damage though.. I have another charger/cable combo that I keep plugged in on the wall in the kitchen and use it all the time for my S3. When I plug the G2 into that charger, it gives that same "incompatible charger" message. But what is so different about this phone that prevents it from being charged by any standard USB cable..??
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I have a handful of charges at home and they all output different levels of power... though most are much less than LG G2 default charger.
Okay REALLY strange... NOW, the chargers charge my phone, but only show charge them.. Using the LG charger & cable, only slow charging is possible..
Seems my other charges are working now too.... Anyone have any thoughts?

S5 only charges via USB to computer

Got in my brand new S5 today and for some reason it will not charge when plugged into the wall, will work fine when its plugged into the USB port. I have tried multiple cords and chargers and still only works on the USB port. Any ideas?
Faux_ghost said:
Got in my brand new S5 today and for some reason it will not charge when plugged into the wall, will work fine when its plugged into the USB port. I have tried multiple cords and chargers and still only works on the USB port. Any ideas?
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Maybe your phone have some hardware issues or some soft issues, I don't know... The best try is go to a SAMSUNG service and say your problem, they will help you
And read this article maybe can help you :
http://ee.co.uk/help/phones-and-dev...-No-power-battery-charging-and-charger-issues
Nothing on the article helped...
That shouldn't happen on a new phone so don't waste time looking for solutions and just return it and make sure they give you replacement not repair.

[Q] OEM usb cable malfunction

Hello community,
trying for half an hour to connect my note 3 to the pc using the OEM usb cable, I kept getting error 43 "Unknown Device" stuff but the phone was being charged. After that, I plugged it in my usb 3.0 external drive cable and got recognised instantly. What do you think is the problem here? I did happen to land the phone-edge of it in a yogurt bowl last week but, after cleaning it, it has been working normally this much time!
(Hope) someone else had a similar experience and worked it out...
Thanks,
jim
Original cable that came with my Note 3 has broken wire inside from new, I need to move it around few times just to get it connect inside and charge phone, Note 3 itself works fine with usb2 cables, or usb3 cable from my back up HDD, so I strongly suspect one of the wires inside your cable broke or has poor connection as well, but here it's data line, not power like in mine. Solution is very simple, use another usb3 cable, that should give you fast charge, or even usb 2, but here probably charge will be slower. You can find inexpensive cables online, also I don't think cables have full 1 yr warranty, like phones do but you may as well try warranty claim. BTW there is nothing special about Samsung charging cable as far as I know and at least in my case any USB3 cable will charge my phone at full speed, just like original cable as long as charger is original.
cvlaros said:
Hello community,
trying for half an hour to connect my note 3 to the pc using the OEM usb cable, I kept getting error 43 "Unknown Device" stuff but the phone was being charged. After that, I plugged it in my usb 3.0 external drive cable and got recognised instantly. What do you think is the problem here? I did happen to land the phone-edge of it in a yogurt bowl last week but, after cleaning it, it has been working normally this much time!
(Hope) someone else had a similar experience and worked it out...
Thanks,
jim
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Did you install Samsung driver?
vndnguyen said:
Did you install Samsung driver?
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yes, Kies 3 has been installed since the beginning with the drivers. And as long as the phone is recognised through another cable, the drivers are definitly installed! Thanks again!
pete4k said:
Original cable that came with my Note 3 has broken wire inside from new, I need to move it around few times just to get it connect inside and charge phone, Note 3 itself works fine with usb2 cables, or usb3 cable from my back up HDD, so I strongly suspect one of the wires inside your cable broke or has poor connection as well, but here it's data line, not power like in mine. Solution is very simple, use another usb3 cable, that should give you fast charge, or even usb 2, but here probably charge will be slower. You can find inexpensive cables online, also I don't think cables have full 1 yr warranty, like phones do but you may as well try warranty claim. BTW there is nothing special about Samsung charging cable as far as I know and at least in my case any USB3 cable will charge my phone at full speed, just like original cable as long as charger is original.
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As long as I have the backup cable, I just leave the OEM in the wall charger and everything is fine. There is the fact that my Knox is 0x1, but I can just try the warranty with the cable and the receipt :angel:
Thanks again!

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