G4 Charge/USB port issues - G4 Q&A, Help & Troubleshooting

I've had my G4 since almost launch day and within weeks the supplied USB cable stopped charging the phone. I thought it was a cable problem, but it worked fine with other devices.
I tried other cables with the G4 and these still charged it so I thought nothing more of it until charging degraded with every USB cable I own to where the phone would only charge 20-30% during an overnight charge and the phone would frequently not recognise it was plugged in at all. I contacted LG who did a repair under warranty and all was fine.
I've now had the repaired phone back for about 3 weeks and the same problems are starting up again and it's only a matter of time until I am forced to return again for a repair.
Is anyone else having similar problems? I thought I may have just had an unlucky manufacturing problem, and the LG reps confirmed that to repair my phone they basically replace all the internal circuit boards and components rather than just replacing the individual component that is faulty (in this case the USB/charging port)

Basic debugging includes asking stupid questions, so please forgive but still answer any of those
Are you using a different charger? If so, check if that one is within specifications and if you do send in for repair again, use a different charger.
Are you propping up the device at an odd/weird angle or in a dock of some sort with the cable attached?
(As they replaced the entire print, it's probably not this, just the USB-micro port bent or broken.)
You could double check the wall outlets being used, there might be some kind of electrical problem there.
Either using all kinds of fancy electical testing gadgets, or stick a USB light into the hub or charger, does it flicker?
When sending it back for repairs, did they check the stock charger as well?
Hopefully these questions help you find any logical or plausible cause.

FreezyExp said:
Basic debugging includes asking stupid questions, so please forgive but still answer any of those
Are you using a different charger? If so, check if that one is within specifications and if you do send in for repair again, use a different charger.
Are you propping up the device at an odd/weird angle or in a dock of some sort with the cable attached?
(As they replaced the entire print, it's probably not this, just the USB-micro port bent or broken.)
You could double check the wall outlets being used, there might be some kind of electrical problem there.
Either using all kinds of fancy electical testing gadgets, or stick a USB light into the hub or charger, does it flicker?
When sending it back for repairs, did they check the stock charger as well?
Hopefully these questions help you find any logical or plausible cause.
Click to expand...
Click to collapse
Hi FreezyExp,
1. I am using the standard charger that came with the phone, but this has not been repaired/replaced. I have tried other chargers too, but all the same issue.
2. No weird propping up or anything like that. If I hold my phone while it is plugged in it is constantly vibrating as the charger connects and disconnects, and if I place it on the desk to charge I have to ensure that I have at least 3-4" of cabe "on the desk" to give it enough support to make the connection.
3. Wall connection is fine and I have tried it with a range of outlets around the home, both with extension sockets used and plugged directly into the wall and there is no different. No flickering light when using a USB light either.
4. When I sent it back all they asked me to return was the main section of the handset - so no battery or rear cover, no cables or chargers etc
It does seem to be the same issue as last time, a USB connection becoming loose from the main motherboard, but it seems weird that I have had the same issue twice in the space of 4-5 months.

I've been having some sort of problem with my G4 usb port. If I plug it in to a computer, it will lose connection and get a connection again if I barely touch the end of the cord at the phone end. I've tried many different cords and different usb ports on my computer, but it still has problems.
I can't fast charge, either. When I plug it in to fast charge, it actually starts discharging even faster. I've had some extreme battery life problems, too. It drained from 100-36 the other night with everything disabled, and it's been doing that kind of thing a lot lately. I'm guessing that the charging port is what's messing up my battery life because it won't charge correctly.
Never dropped it or anything.

I got my G4 on January 24 and my USB port has also failed. I am getting a replacement from Verizon, but am concerned that a six month old phone has this issue.

I also own a G4 H815. A while ago the phone started not receiving any charge from the cable and I would have to prop it up from right under the cable's micro usb end. Thought it was because it was bent inside the port and not making connection with the cable so I had the port replaced. Now I'm experiencing the same problem and I think it might be the cable that's already gone kaput and is effing up the port itself. I took the phone to the same place to get the port replaced again and bought new cables (I lost both the original adapter and the cable, which were charging slow anyway. Now using a 2A Asus adapter which works great) and when I asked the guy at the repair shop, he says it's a chronic issue with G4 devices. I don't really understand how it would happen twice in just a few months even with a new charger port. What should I make of this? Did they replace my port with an already faulty one, cahrged me full price and now trying to sell this bogus or am I really doomed with this phone?

Related

Touch screen extremely unresponsive when charging

So when the unresponsive screen when grounded issue came about, I didn't really notice the problem much myself. However, recently, and I'm not sure when this started, the screen has become horribly unresponsive when charging any time! Doesn't matter if it's on desk, in my hand, stock charger, 3rd party charger, etc., if it's charging at all, the touch screen only accepts half or less of my inputs, making typing impossible. Is this due to the last software update? Anyone else experience this issue? I would exchange the phone, but not if it's not going to help anything.
this happens to me when i use my cheap ebay charger
The fps lifting kernels fix this.
+1 for symtoms seen when using a wonky charger/cable.
+1 due to cheap charger - anyone know why this happens? is the OEM usb cable different spec from the cheap ones?
Hate to beat a dead horse, but the same happens when I plug my phone into the charger I got from eBay. Kind of disappointing, considering that I would otherwise be able to charge two batteries at the same time.
I notice this issue with the stock charger.
I believe the issue was when its not grounded..
Being plugged in is just about the most grounded your phone can get.
That's not the problem.
Starting to do it to me also now.
Just to be clear, this happens to me with the STOCK charger.
r546 said:
Just to be clear, this happens to me with the STOCK charger.
Click to expand...
Click to collapse
I'm having the same issue. i just chocked it up to the new kernel.
one thing i did notice is it seems to be intermittent. Yesterday night, it worked fine. this morning(conveniently when my alarm went off) i could NOT get the dismiss thingy to slide down.
Anyone else experiencing this? I do think it got worse after last software update. Would be nice if the next one improved things.
I emailed support, they did not say anything about it being a known issue, and suggested a factory reset. If that doesn't help, they recommended using my warranty. Would like to hear from more people before going through with the reset.
It happens to me when charging via outlet. Charging via USB connected to computer does not produce the issue.
I think it has to do with grounding.
Same thing happens to me! I noticed it with my aftermarket wall charger.
Bringing this back up, happens to me with a Stock charger.
Is it really the kernel? :\
@Person who said charging is the most grounded, the stock charger is not grounded ( in AU anyway ) and therefore it is the LEAST grounded.
ive noticed this happening over the past month or so. i've got to admit i've only really noticed this when its plugged into a usb cord i got off ebay. relieving to think it might only be an issue with it being a cheap cable and not the phone but i'll verify tonight with the stock cable.
I've been plagued by this problem for weeks and just discovered that it only happens when charging. I use the stock charging cable and wall adapter. I'm very, very happy to know what the problem is. I'm going to start testing this at various locations.
EDIT: I've tried this on both the wall adapter at work and on my work computer's usb. Same problem, though it seems worse when plugged into the wall outlet.
The touchscreen is fine on my sprint brand car charger and on the usb charger on my laptop. However, it starts missing taps when I plug my usb cable into my usb car charger. I'm going to best buy tonight to buy a different charger and see if that helps.
Sent from my Virus Infected Evo using the XDA app.
I have these issues as well with the stock charger and cable regardless of which kernel I use.

Stock Cable > Hard to Plug on the Charging Port of the Phone

I just purchased this unit. is it normal that the Stock Cable is Hard to Plug on the Charging Port of the Phone..
i need to try so many times before i can plug the charging cable to charging port of the phone before i can plug it successfully. i'm thinking of breaking the charging port if this is the case? Anyone who have the same concern? Thanks
bong0x00 said:
I just purchased this unit. is it normal that the Stock Cable is Hard to Plug on the Charging Port of the Phone..
i need to try so many times before i can plug the charging cable to charging port of the phone before i can plug it successfully. i'm thinking of breaking the charging port if this is the case? Anyone who have the same concern? Thanks
Click to expand...
Click to collapse
I noticed this as well. hopefully if something gets broken its more likely to be the connector on the cable than the charging port. I have tried a few other cables as well and all are pretty difficult to insert.
Well the way I see it would you rather have it flop around and be loose, or have a night tight fit?
On a more serious note I had the same issue when I first recieved my F400S. After a week or so it got better, you can always try an older micro usb cable thats more broken in to avoid this issue.
when i first got the phone it was like what you've desribed. but after a while, it wasn't an issue anymore, i guess its a good sign that the phone is brand spanking new.
Same for me, hard To plug in ...
Sent from my LG-D855 using XDA Premium 4 mobile app
Hi,
I tilt the usb-connector up (just a bit) while plugging it in.
Greetz
It requires a downward angle tilting towards the device to insert.
Same for me, but once you're using qi charging and Wi-Fi file transfer, you'll hardly ever use the port.
got it! it was like virg** phone. haha..
wow same issue here.
bong0x00 said:
I just purchased this unit. is it normal that the Stock Cable is Hard to Plug on the Charging Port of the Phone..
i need to try so many times before i can plug the charging cable to charging port of the phone before i can plug it successfully. i'm thinking of breaking the charging port if this is the case? Anyone who have the same concern? Thanks
Click to expand...
Click to collapse
Only way to get it in is by tilting the cable downward. Tried few cables, they are all doing the same thing. Exchange perhaps?
Sini-Siki said:
Only way to get it in is by tilting the cable downward. Tried few cables, they are all doing the same thing. Exchange perhaps?
Click to expand...
Click to collapse
Tilting the cable to plug in seems to be the norm on pretty much every G3. I doubt exchanging it will help.
Once you've done it for a while, it should become pretty easy to do.
Tilting the cable and just dealing with it are fine, but what happens when you stay finding usb cables that don't want to charge your G3 properly? I have one (very nice) 10ft cable and my phone plays a game of connecting and disconnecting while trying to charge with this cord. This courts does not give me the same problems on other devices. However the G3 charges just fine on all my other cables. Not using this cable is an obvious answer but i worry that the problem could get worse and what if I start having problems with other chargers?
For now, the solution is to tilt the cord slightly downward (or upward, depending on your perspective) as the port is just sliiiiightly more flush with the opening. My advice is to get used to doing this. A broken charger port is really a PITA, so taking an extra 2 seconds to plug it in is the prudent choice. My dad gave me a lot of good advice when I was growing up, and one of the gems turns out to be "don't force things."
As mentioned, once we get some wireless charging back covers on a more accessible basis, we'll all just use wireless charging and never plug in again. Except in the car.
The cable from my old GS4 plugs in very very easily. I haven't tried charging with it tho. I use it mainly for usb mtp.
Posted from my LG-D850
Difficult at first. It did get better for me though. I too thought i had damaged it or that it had shipped that way. And I also thought I was just breaking it more each time I charged and contemplated exchanging LOL. Make sure cord is facing the right way first (im still trying to put it in upside down sometimes), then you do have to tilt it down a bit to get in initially and then it tilts slightly up before fully inserting. It was very diificult to do the first couple days. Day 5 and its way easy. Hope this has helped and put your mind at ease This is my first Android phone and i'm luvin it!
the past new phones i had. was always hard at first to plug it in.
just gotta lube it up
Any new updates on this? I guess tilting the cable a bit is working, but will it ever get to the point it will go straight in? It really appears that this is not a defect but a LG design for the port.
Sent from my LG G3
still the same.. still virgin after many charging cycle
I agree with what was previously stated, after a week with phone, I've become used to putting the cable in. I'm pleased with the tight fit as I've had devices where it feels loose and unsecured.
It ain't nothing but a G thing baby... Lg G3 LGSL990

Zenfone wont charge

yesterday i put my phone to charge while slepping and i had some technical problems with electricity in my home so the power kept coming and going so my charger got fried and my zenfone wont charge anymore with any adapter i tried using 4 others charge, tried connecting to pc, tried turning it on but still my zenfone wont turn on. when i press power button it makes 2 vibration it shows like its charging and the led than turns off. I know something in the phone got fried and i send it to service but they said they dont have parts, so im going to buy them online but i dont know what it got fried (usb port, battery or motherboard).
Sorry for my bad english and thnks in advance
Same here. I think i have the same, but my adapter haven't fried and is healthy 3 port wall charger. I have even changed the battery, cause of this problem. Asus shop send me a new one because of this, free of charge!
But even then it doesn't work. There are moments when i can turn it on and charge, but its random. I thought it was Android related, but haven't found out anything..
I can turn and charge it sometimes, don't know yet when..
But the Battery release i think helps (Unplugging Battery connector from battery, no need to take it out).
Have tried many of tips, guides, nothing.. Nothing helps..
I'm starting to think that mobo has been damaged somehow.
I got it one time to charge fully, don't understand how. Once i plugged in and saw that it charged at last, i didn't turn it on and left it there till full. Once charged it, kind of charged when i plugged in (at about 60% battery), and in Ampere there was normal Current (about 1000mA), but it didn't really charge, just drained..
Please guys, would appreciate this!
And a lot of people in youtube too. There has been no answer for this problem.
I'm assuming your already tried with different cables? If you are lucky and just the micro USB port section got fried, a replacement costs 5 bucks on eBay: http://www.ebay.com/itm/Charging-Po...169886?hash=item1a030a819e:g:aowAAOSwDNdVqKyi
When something in my ZF2 fried all of the USB data functionality was gone, but it would still charge at slow rate. I RMA'd it and after ~2 months they sent me a new phone; did not mention what exactly was wrong with the old one.
Then a while later I dropped it on the floor while it was charging - it landed straight on the micro USB cable side and the impact dislodged the USB port ripping some of the lanes off the PCB so I could not solder it back, and of course then it would not charge at all. I bought one of those charging dock replacements I mentioned and with that replaced it started working again.
It might be a damage data flex cable. That data cable with simcad slots and micro sd need to be replaced to be able to charges again and working fast charging.
my zenfone phone is not charging what do i do

Quick Charge 3.0 and USB C not working

So charging is extremely slow now: max 280mA showing in Ampere app. Tried different cables and chargers(QC3.0 certified), charging speed remains the same.
I can't connect to PC anymore. Windows doesn't even make a sound when I connect the phone to PC. Showing no device.
Headphones connected to USB port are playing only one audio channel.
I've been using LOS 15.1 since last summer without problems, haven't done any updates since. The problem with USB port emerged a month ago and I am almost convinced it's a HW issue. AIDA64 indicates no temperatures over 36°C in thermal section so sensors are working fine I guess.
Anyone tried these charging ports from Aliexpress? Comments indicate that they are not the same as the original.
It really sounds as hardware problem. I asume you already tried with the phone off, and after factory reset and the problem persists.
In my experience, the original lower board have fuses which are expensive and are replaced by resistors on chinese replacements. If you dont want to lose this, try going into a repair shop and have the USB-C port replaced or desoldered/resoldered from the board. Must be done by experienced guy or it will be melted.
I'd buy the replacement board anyway. As long as you don't use crappy chargers, you shouldnt need the fuse too much, and also, the phone have another fuse in the motherboard.
If you have not tried with the phone off, try it. I got the xiaomi wireless charger and it works like crap with the phone on. it disconnects/maintains chage/stops charging A LOT, but if I charge the phone turned off it charges without issues at full power (8-10W according to my USB meter). Maybe is just the firmware being an ass
Thank you for insights. I confirm that hard reset nor charging solved the missing QC3.0 functionality. It's clearly a HW issue.
The whole situation was caused by losing my original charger on a trip and then using certified QC3.0 charger (not from Xiaomi) and unfortunately - cheap Chinese micro USB C cable. I can't stress this more... Never use cheap cables (or chargers) they can literally fry up your port. In this case it was definitely the cable eventhough it worked fine for 5 months.
It seems (from comments) that beside fuses the charging ports from Aliexpress are missing the possibility to transfer data over USB as well. Which is not that crucial because FTP over WiFi is bearable. The real problem that I need to fix is quick charging because with 280mA on Ampere app it takes 5 hours to charge this phone.
The charging port I've bought on Ali is on its way so I will update this thread in a few weeks after inserting it into the phone.
Losing data over usb is quite a problem if you are into custom roms/mods on native miui (which resets the recovery on each update).
Hope that ali's board does have this funcionality. About charging, you can get locally a wireless charger for now, though for me it only charges fast when the phone is idle, using it always just keeps the charge (probably to avoid overheating).
So how the story ends? We're you able to solve the problem?
I had the same issue with my Mix 2. bought a replacement port from Aliexpress and Witrigs.com. As posted on most forums these replacement ports don't support fast charging (in most cases) and no USB data transfer (this is the case with mine).
I had dropped a message on the witrigs.com website to confirm if their supposedly 'OEM' replacement supports data over USB (it looks much more like the original board in the phone that the 'custom' replica one that is half the price).
but I'm not very hopeful of that being the case, given someone has already left a comment on the product page indicating they bought the OEM version and faced the same issue with no quick charging or USB data transfer
Got some problem when i lost my usb travel charger on a trip.
and now my phone was too slow and cant transfer data even if i buy the new authentic from xiaomi store.
i hard reset for 3 times and but no luck.
omg -___-
I know it's old, but I'll let you in on my problem.
I have the Mi Mix 2 and it was happily fast charging until recently. Still the original plug and cable
I have tried all sorts of theories to get it fixed and one person said to charge it while turned off
So I plugged in my usb cable and turned off my phone. Only for it to automatically fire up and go into fastboot. No charging. Just fastboot on the screen
Obviously I can get out of fastboot mode again, but is mine an option change in the settings that needs addressing?
Thanks

fast charging broken after a week

Hello there,
I got my Pixel 3a XL for a week now and since yesterday I'm not able to charge it with the original fast charger that came with it. With a different USB A To C cable it works, though very slow.
When I plug in the original charger one of the following happens:
- Nothing. I have to flip the cable like in the old USB days (wtf)
- It charges in a one second Interval. Meaning I hear the sound/vibration when it starts charging, but then it immediately stops charging, starts chargings, stops charging... and so on.
I already factory reset my phone, which didn't help. I tried a different charger from a galaxy phone. Same happens there. Only with a USB A to C cable which is plugged in a PC I am able to charge...
What could that be?
mason02 said:
Hello there,
I got my Pixel 3a XL for a week now and since yesterday I'm not able to charge it with the original fast charger that came with it. With a different USB A To C cable it works, though very slow.
When I plug in the original charger one of the following happens:
- Nothing. I have to flip the cable like in the old USB days (wtf)
- It charges in a one second Interval. Meaning I hear the sound/vibration when it starts charging, but then it immediately stops charging, starts chargings, stops charging... and so on.
I already factory reset my phone, which didn't help. I tried a different charger from a galaxy phone. Same happens there. Only with a USB A to C cable which is plugged in a PC I am able to charge...
What could that be?
Click to expand...
Click to collapse
First of all, is this a new, used, or factory refurbished phone? If it's new or refurbished with a warranty, get it replaced under warranty. If it was used and/or has no warranty, look at the port on the phone to see if it's dirty. Carefully clean it out with whatever will fit in the port without damaging it. Pay special attention to the bottom as debris tends to get compressed and eventually gets thick enough to keep the cable from going in far enough to make a good, secure contact.
marvelljones said:
First of all, is this a new, used, or factory refurbished phone? If it's new or refurbished with a warranty, get it replaced under warranty. If it was used and/or has no warranty, look at the port on the phone to see if it's dirty. Carefully clean it out with whatever will fit in the port without damaging it. Pay special attention to the bottom as debris tends to get compressed and eventually gets thick enough to keep the cable from going in far enough to make a good, secure contact.
Click to expand...
Click to collapse
It's brand new. I did just clean it (but nothing came out or was visible) and now charging works again...
That's weird. It was clean as a whistle and I just thought "just clean it even though it looks clean"... weird!
But thanks anyway
Do you know anyone who has a QC 3.0 adapter and cable USB 3 end? Try it on a different charger... If it fails on multiple chargers/cables, then you device is likely defective and you will need to get it repaired/replaced.
Sorry, no quick fix here...

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