Can anyone here please confirm whether this used G3 is in good condition? - G3 Q&A, Help & Troubleshooting

So I've just got this used G3 for about half the retail price with half a year warranty time remaining.
Specs: 16GB Storage, 2GB RAM, OS upped to Android 5.0 Lolipop
After spending some time playing around with the unit without a sim card, I came across some less fun facts about this G3 which are as following:
1. The unit gets warm/hot pretty easily under normal use, an app called CPUZ detects that some temps would go up to 70*celcius.
2. Battery drains a bit to fast under normal use.
3. Sometimes brightness can't be set past 90 with a warning message saying something like "brightness can't go 100% due to high temp" pops out.
4. Camera would sometimes crash and render unusable before the system is restarted.
5. It's either I didn't know how to properly use the camera (but I believe I did cause I used it the way people demonstrate it over the internet) or the autofocus no longer works the way it should as it always fails to freeze moving objects during a capture. Not to mention grainy in low light.
6. When brightness is set to Auto, the screen would turn way to dim. It seems as though it's nothing like an ambient light sensor because the brightness won't turn brighter nor dimmer in any light situations.
7. There are some seemingly minor scratches on the laser and the camera, I would like to know if they affect some performance.
That's it for now, everything else seems to be in great condition. Do you guys think I should use the remaining official warranty time to RMA it while still can?
Thank you for reading!

If you haven't done a factory reset yet, I suggest you do so. If nothing changes, no doubt your phone has major issues, RMA.

Sampson0420 said:
If you haven't done a factory reset yet, I suggest you do so. If nothing changes, no doubt your phone has major issues, RMA.
Click to expand...
Click to collapse
I have done a couple of times of factory resets and nothing changed I'm afraid
Anyway I would like some detail on the major issues my unit has so I might be able to detect if certain defects still present on the replacement unit.
Thank you!

Brought my G3 to LG Cust Service and the LG guy said that the high temp is normal(my G3's idle temp is around 55-60 Celsius even after factory reset) and today I just got contacted by the LG guy again telling me that he already reviewed my G3 by comparing it with another G3 of same model at his office, he told me that G3 are that hot, he wanted me to come and see for myself.
Could it be because the other G3 he uses to compare my G3 with was of the same bad batch? because many reviews of G3 on the net seem to be very positive and there are barely any mentioning about high temp

Related

Reports of Dimming On Over Heating

Just read the review by PC Mag, and I have to admit it's making me a little hesitant to pick up the phone Sunday. Essentially when the phone gets warm it auto dims the screen. I wish he posted more details about the issue.
I've been jazzed about the phone for a couple of weeks now, but it does have some drawbacks for me right out of the box. The non-removable battery, the lackluster camera, and lack of micro-sd slot on the Sprint version. Still I could live with those issues, by and large, but the dimming issue reported by PC Mag has me to the point where I'm reconsidering buying in.
I'm hoping people who get this phone over the weekend weigh in with their experience on the issue.
Here's the relevant excerpt:
"One big problem: I did most of my testing with the screen brightness set to maximum. I noticed it dip considerably after about 10 or 15 minutes of benchmarking. When I checked on it in the phone's Settings, I saw the brightness level had dropped down to 66%. I tried to turn it back up, and got the message, "Unable to brighten more due to high temperature. Try again later." I encountered this issue on multiple occasions. Especially when using processor-intensive applications like games, the top half of the phone becomes increasingly warm. LG claims it has not encountered this issue, but two test units as well as our AT&T model of the phone did the same thing."
http://www.pcmag.com/article2/0,2817,2411011,00.asp
Who keeps their phone on max brightness? 66 is twice what my brightness is set on :/
But yes, I will agree that it's an unusual thing to force user to take those measures.
daryllh said:
Who keeps their phone on max brightness? 66 is twice what my brightness is set on :/
But yes, I will agree that it's an unusual thing to force user to take those measures.
Click to expand...
Click to collapse
Totally agree. That's why I'm sort of waiting with anticipation for people to get them in their hands and report their experience with that issue. I've got my current phone set to like 30% most of the time, so this is workable, but there are times when I need that brightness maxed out for a significant length of time.
I'm hoping the reports are good. I really want this phone.
If the phone overheats I'm going to ask Sprint to cover the restocking fee when I return it. On the contrary, that's the only review that has mentioned overheating that I could find though.
sn0w said:
If the phone overheats I'm going to ask Sprint to cover the restocking fee when I return it. On the contrary, that's the only review that has mentioned overheating that I could find though.
Click to expand...
Click to collapse
Yeah but they said it happened with three test sets, with both the AT&T and the Sprint hardware versions. Looks like it dims by design given the warning message they received. That tends to indicate LG knows they run hot on heavy usage.
touchprofan said:
Yeah but they said it happened with three test sets, with both the AT&T and the Sprint hardware versions. Looks like it dims by design given the warning message they received. That tends to indicate LG knows they run hot on heavy usage.
Click to expand...
Click to collapse
That's not good news, I'm going to stay optimistic with it since it's already on the UPS truck and if it overheats on any normal use I will return it as defective. In all fairness, I've never had a smartphone that didn't overheat, especially during tethering.
Dimming Display
received mine yesterday and I was able to recreate the pc mag error. It wasn't that hot either, wasn't doing much. I'm a bit concerned.
faithfulshark said:
received mine yesterday and I was able to recreate the pc mag error. It wasn't that hot either, wasn't doing much. I'm a bit concerned.
Click to expand...
Click to collapse
I haven't encountered the error yet, it runs a bit warm, but I keep my screen at about 36% to save battery.
My screen brightness is at 40% and looks great.
People have to understand the powerful hardware runs hotter. It's physics and unfortunately, unlike PC, cars etc, they can't simply install a better cooling system so they use software to tone things down when things get heavy. Also, it's not "overheating" unless the phone acts erratically. Running "hot" does not qualify as "overheating".
AvatarOfFrost said:
My screen brightness is at 40% and looks great.
People have to understand the powerful hardware runs hotter. It's physics and unfortunately, unlike PC, cars etc, they can't simply install a better cooling system so they use software to tone things down when things get heavy. Also, it's not "overheating" unless the phone acts erratically. Running "hot" does not qualify as "overheating".
Click to expand...
Click to collapse
More like running warm, I think people might be over reacting a bit whenever this issue is brought up.
This user is reporting random reboots. Also, the sprint rep recommended they pull the battery for about a minute... on the lg optimus g.... with the fixed battery door.
http://community.sprint.com/baw/message/499063#499063
Sorry to hear that. No problems yet. The camera is disappointing, but everything else is working well. The dimming issue is an issue. I was out taking pics to test the camera and needed more brightness but the phone was locked at like sixty three percent or maybe forty three i cant remember.
Sent from my LG-LS970 using xda app-developers app

[Q] power button heating up

I checked out a video with the G3 being pulled apart. Right under the power button, is a silver rectangular(ish) component. Can someone tell me what that part is?
I'd just like to understand the source of the heat.
Thanks in advance.
The source of the heat is your CPU which resides under the power button more of less. You will also notice that the display gets hot on the front top half. This isn't necessarily normal, were you doing anything CPU intensive? (Gaming, recording long 4k videos, streaming 2k videos etc...?) It won't hurt your phone but it shouldn't be hot to the touch but instead 'warm'
Thanks for your answer.
I'm finding that videoing for 2 minutes really starts making it hot.
I'm not rooted (yet) running 10j with a 16gb aus version.
Any suggestions would be appreciated. I'm not going to root until Android L has been out long enough to "settle" down.
I had overheat issue with my first G3, it would get really damn hot, took it back for a replacement, I suggest that, if you can.
Mine was shutting down due to temp and 100% stock, if they wont replace due to overheat then tell them it shuts down which it probably will eventually if it is that hot.
Another option is try a different launcher and disable any apps or background stuff in Settings/Apps/etc that you dont need then try video again.
Thanks for the suggestion. I could take it back but it would be my third g3. I suspect that its the 2gb of ram which is the issue. Because I live in Aus we only have a 16gb 855 version. I suspect that even with a replaced phone I would still have the heat. Its not enough to shut the phone down and not enough that I can't touch it. I stick with my original reasons for getting a g3 - best hardware I could get with a limit to the bloatware (ie not s5). I don't think I could handle the 5.9" nexus. All I can say is, if you can't handle the heat, get into the kitchen (and sample the ROM menu).
Thanks for your help
T

[Q]Known problems of LG G3

I am thinking about buying a new G3, Is there any chronical issues-problems of LG G3?
Like dust in screen or speaker blow or any hardware malfunction
Don't be completly discouraged when reading this, as this is just my list of CONs for this phone.
Here's some of the issues i've had on my G3 from the very minute my phone left the box:
1. The phone has a locked bootloader, So don't expect any custom roms or kernels anytime soon.
2. This phone gets very hot for almost no explainable reason all the time doing small tasks like browsing the web.
3. WiFi (and maby LTE??) are REALLY slow in comparison to every other phone i've owned in recent years (sometimes web pages even freeze while loading).
4. The stock web browser kills my battery in about 2-3 hours from a full charge on 0% brightness because of LGs stock webbrowser sandbox security.
5. I get constant "connection timed out" errors while trying to stream many online videos using the stock web browser.
6. CPU doesn't hit max speed on this device without messing with thermal options.
7. The phone is very laggy & slow on my version (10b), I don't know how other versions are though.
8. The glass started falling out of my first G3 (around the edges) and i had to exchange for a new one because of this. (my new one did this too but only at the bottom and i just live with it)
9. VERY poor color & contrast when the screen brightness is turned way up (looks good at low brightness though).
10. My left headphone buzzes while the CPU is under load while no audio is playing, Once the CPU load stops or once a song or movie starts playing the buzzing stops (tested with 2 sets of headphones, both buzz but apparently some other users say there are headphones that don't do this).
11. + some other small things.
Probly the most complained about things are these:
1. lag
2. overheating
3. physical cracks develop usually around the ir blaster or mic
Im not having any lag issues, im on 10i though, my phone is yet to get hot too, not sure why this is, im very very happy with mine at this stage, only downside is the locked bootloader.
No issues here, the heat issue was fixed with software updates from what I have seen. I have no issues with heat on mine. The contrast can be fixed or made a little better in the accessibility menu. I've had 3 G3's and none of them had the screen fall out or develop a crack around the frame. (I think that was a limited issue)
I bought my first G3 back in early June and it was fine until I dropped it off my balcony. My Att G3 hasn't had any issues either. The signal issue listed above is more of s perception thing. My F460S (G3 Prime) only has 4 bars in its cell service instead of 5-6 that others have. So basically if I have 3 bars its like having 4-5 and my connection has always been fine. I think that some of the issues are exaggerated on this phone but that's just from what I have seen after owning a G3 since it launched more or less.
No lag, no heating.. Just two troubles.. 1.LG software.. Phone is so slow and heavy. 2. Locked bootloader..no LG software replacement.
If you want a g3 with an unlocked bootloader, buy it from T-Mobile. I have mine rooted recoveried, and have installed a very nice custom rom/kernel. This is by far my favorite Android yet.
As far as Amb669's list goes we haven't seen any of those problems. My wife and I have had our Verizon G3's for a couple of weeks now (not exactly a long time) with zero issues.
My WiFi speed in particular is Amazing.
Keep in mind two very important caveats:
My wife and I almost certainly use our G3's differently than Amb669 (and each other) - not better or worse just different.
It's possible that if we used our G3's in the same way as Amb669 does we might experience similar problems.
Our G3's were purchased recently - our phones may be from a later batch that has had issues corrected.
Our G3's firmware/software could also be different/improved.
I LOVE this phone and wouldn't hesitate to recommend it to others.
I have some problems with my G3 too, it's too slow... i prefer my Old Xperia ZQ, maybe it's a Software Problem ? and my G3 gets so hot too... damit i'm disappointed.. there are something that could do ?? i already resete it but still the same thing.
Amb669 said:
Don't be completly discouraged when reading this, as this is just my list of CONs for this phone.
Here's some of the issues i've had on my G3 from the very minute my phone left the box:
1. The phone has a locked bootloader, So don't expect any custom roms or kernels anytime soon.
2. This phone gets very hot for almost no explainable reason all the time doing small tasks like browsing the web.
3. WiFi (and maby LTE??) are REALLY slow in comparison to every other phone i've owned in recent years (sometimes web pages even freeze while loading).
4. The stock web browser kills my battery in about 2-3 hours from a full charge on 0% brightness because of LGs stock webbrowser sandbox security.
5. I get constant "connection timed out" errors while trying to stream many online videos using the stock web browser.
6. CPU doesn't hit max speed on this device without messing with thermal options.
7. The phone is very laggy & slow on my version (10b), I don't know how other versions are though.
8. The glass started falling out of my first G3 (around the edges) and i had to exchange for a new one because of this. (my new one did this too but only at the bottom and i just live with it)
9. VERY poor color & contrast when the screen brightness is turned way up (looks good at low brightness though).
10. My left headphone buzzes while the CPU is under load while no audio is playing, Once the CPU load stops or once a song or movie starts playing the buzzing stops (tested with 2 sets of headphones, both buzz but apparently some other users say there are headphones that don't do this).
11. + some other small things.
Probly the most complained about things are these:
1. lag
2. overheating
3. physical cracks develop usually around the ir blaster or mic
Click to expand...
Click to collapse
I have not encountered ANY of these issues, except for the heat issue.. But seriously it doesn't get that hot? Mine gets to about 55 degrees Celcius and that's max.. (I have the int. Version though)
On the other hand I do agree on the fact that the colours could be better on high brightness but hey, it's not a Samsung AMOLED display like the S5
For me the LG G3 is a stylish, fast, and amazing phone that offers everything I need :good:
Check this for one of such problem I do have - http://forum.xda-developers.com/lg-g3/help/lg-g3-d855-faulty-buzzing-interference-t2899373

Blue screen after serious slow down

In case anyone else suffers the same symptoms - a couple of weeks ago, my G3 started running really slowly (and possibly a bit hotter).
Booting from cold seemed to take a long time and the ui starred freezing temporarily on a regular basis.
I was waiting for an ota marshmallow update and hoped that would fix whatever was making it go slow.
I was wrong.
The other night, I was using it and the screen went bright blue and the phone then started boot looping. Sometimes it only got as far as the LG logo and other times it for all the way to the lock screen (on a couple of occasions I could get to the desktop and use the phone 'normally'). Every time it ended up blue screening and then rebooting.
Ultimately, it was dead and despite managing a full wipe, nothing fixed it.
As a phone, when it worked it was ok but cracking screen, poor call quality (only realised that when I got a different phone) and general slow downs (possibly related to overheating (and I could only infrequently increase screen brightness to full because of the warning about overheating) means that I think this phone has been fair rather than excellent.
Its motherboard problem only way to fix it is replace it with new one
Sent from my LG-D855 using Tapatalk
That's what I thought. Phone is well over a year old, so just got a different one.
Good feedback for anyone who has similar symptoms.
I have the same problem, went to the LG service center in my country
and yes they said that I had to replace the motherboard, because the IC power is broken
the cost is around $160, 1/3 the phone price when I bought it mid 2014
I have only used my phone for only 1.5 years and very disappointed with the quality of G3 phone
same **** happened to me, they replaced the motherboard, luckily it was still under warranty.
Don't update its motherboard problem
Same here blue screen came and phone is dead. Gone to lg service center and they told to replace the motherboard yesterday.
The whole phone now only cost 1000AED and they are telling me that motherboard replacement is gonna cost me 950AED .what the heck, better to buy a new phone. Atleast i will get one yeAr warranty new phone for same cost hehe...
The updation of lg g3 software is the main reason for this, so dont update the phone to new version of android pls.
Sorry to unbury such an older thread.
I just got a new (sic) LG G3 D855. A few minutes after the official LG updates were installed, the screen began flickering, with intermediate blue screens, and consecutive reboots. After a BSOD the screen went dark, and the phone seemd to be powered off. I am not sure about this, but I could not power it on again for approx. 20 minutes. Then it was starting again, but I feel very uncomfortable about it and plan to ask for a replacement, since I have full warranty.
Before I return it:
How to I find out the manufacturing year of the motherboard and/or if there is a newer revision or something? Is it printed on the motherboard or readable via an app (e.g. CPU-Z or similar - if I can start it at all)?
Any help in this regard is very much appreciated. Thank you.
Wishing you all a great year 2020!

Random reboots and screen glitching

Hello , nice to meet you all. I am a new XDA user so apologies if i do any mistakes.
Yesterday, i got the 2 GB Ram variant of the LG G3 D855 from a relative. The phone almost works fine, except for two problems:
The first problem is that sometimes, the phone either locks up for about 3 seconds and shuts off (or maybe the screen shuts off? not sure), or either it completely reboots on it's own. I know, there is already information about this on the internet, however, some people say that it's a battery problem, some say it's an overheating problem. I am just confused. By the way, the issue happens no matter if the phone is charging or not. It also happens even when the phone isn't overheating, although it happens less. I may try a battery replacement, but unsure if it will fix it or not.
The second issue is, it's not really a critical issue, but it's just annoying. For some reason, especially when the phone overheats, the screen's right bottom side starts glitching (It also mostly happens on the home screen for some reason). And no, i don't mean flickering. Some glitchy lines appear at that portion of the display for about a millisecond and then goes away most of the time. Today the phone overheated when i was watching YT once and those lines appeared for like 5-10 seconds.
Also, i've noticed that the phone overheats a lot. Like, it gets quite hot sometimes.
I've already tried a factory reset, but it did not fix anything. The phone is running the stock Android Lollipop 5.0 firmware by the way. I did not want to take a risk trying to upgrade the phone to Marshmallow or install a custom ROM because of these problems.
I don't want to spend too much on the repairs of this phone since i've already got an another phone with almost the same specs as the LG G3. But i also want to use this phone. I just like it's design so much. Please tell me if it is worth getting it fixed and what i should do to get it fixed at the lowest cost possible. By the way, i don't understand much about the hardware of smartphones (I will get it repaired to an expert). So please, try to explain the problem as simple as you can do. Thank you and i wish you all a great day.
UPDATE: I've also noticed that the phone also has the screen flickering/disappearing issue.
However, asides from that, i've found an another issue too. So this evening, the phone was overheating too much so i decided to let it cool down a bit. So i closed the apps and put it into sleep mode. After about 5-10 seconds, the phone started doing REALLY LOUD tv static like noises. I immediately pulled the battery out, and i am afraid to turn on the phone because of that. I think the sound didn't come from the battery but i am still afraid.
I will bring the phone to a repair centre. But at this point, i don't know if it is worth getting it repaired. I am so confused. Is the phone dead or not? I've tried pulling the battery out and trying to boot the phne while it was getting charged (DON'T DO IT for your safety) and i get the "No battery" screen. I hope anyone that understands the hardware of this phone will help me. Thank you all.

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