Q: ARC S is rebooting it self regulary - Xperia Arc Q&A, Help & Troubleshooting

My wife arc s has lost its brain. Just week ago has started rebooting itself. Phone has some apps and toked play market. Tried extra rebooting, changed battery, yesturday even root and costum rom(same as my arc s) Loced bootloader. Phone has ics and stock kernel. today wife said she saw 3-4 reboots.Just in the eye its shut down and starting up.
What to do or need to go service?
ALL DONE- peace of paper helped

Hey..
did u solve the problem..??
Cuz one of my friend is also having such problem with arc S
Can u tell me how u solved it..

Kajendran said:
Can u tell me how u solved it..
Click to expand...
Click to collapse
READ the last line.

XperienceD said:
READ the last line.
Click to expand...
Click to collapse
The last line means he add a piece of paper between the battery and battery cover doesn't it?

Its been long time, but problem does not solve paper. We send it service. Had replaced camera and scews. All most 5 months now and not any self restart after that. So something in camera has burnd out. My wife used phone as baby monitor. If baby sleep, then was some app with she got able to look in web. Possible long time open camera has burn something

rennu21 said:
Its been long time, but problem does not solve paper. We send it service. Had replaced camera and scews. All most 5 months now and not any self restart after that. So something in camera has burnd out. My wife used phone as baby monitor. If baby sleep, then was some app with she got able to look in web. Possible long time open camera has burn something
Click to expand...
Click to collapse
Prolonged use of wifi or mobile data will cause your phone to heat up. Once it becomes too hot, it will turn itself off to prevent damage to the motherboard of your phone. It's not that there's a bug or software problem, it's a safety feature.
僕のLT18iから送られてきた

Although the heat problem described above might be true, i had my Arc S rebooting itself at random even when it was cold.
The piece of paper trick works for me, i have a little strip of 0.5mm thick paper on the bottom of the battery, pushing the battery against the connectors at the top. Had no random reboots for months now.

Etra76 said:
Although the heat problem described above might be true, i had my Arc S rebooting itself at random even when it was cold.
The piece of paper trick works for me, i have a little strip of 0.5mm thick paper on the bottom of the battery, pushing the battery against the connectors at the top. Had no random reboots for months now.
Click to expand...
Click to collapse
But I don't have that kind of problem with my phone... Most of my phone's random reboots so far are either phone too hot or when I drop it accidentally...
僕のLT18iから送られてきた

Etra76 said:
Although the heat problem described above might be true, i had my Arc S rebooting itself at random even when it was cold.
The piece of paper trick works for me, i have a little strip of 0.5mm thick paper on the bottom of the battery, pushing the battery against the connectors at the top. Had no random reboots for months now.
Click to expand...
Click to collapse
Paper made a little bit better, but still reboots- in numbers what we saw was 15 without paper and with paper arround 10 per day. After camera replacment 0 reboots in 6 months for sure

Related

Wet defy (how obvious)

Yo guys!
I just was on vacation and my defy fell in the swimming pool.
So i got it out and it still worked only a red led appeared. After 10 minutes the screen turned off. So i put my defy in rise but it isn't working. Now when I am back I opened my defy and put it in a dry place but when I put the battery back the screen wont start up and I am getting a red light. Still I am 100% sure the motherboard works fine because it starts up and I see the 2nd init bootloader led flashing from blue to green. So does anybody know what I should clean or look at. Otherwise i will flash a stock froyo rom and do a cash wipe/factory reset and sent it to Motorola.
**UPDATE**
Code:
OK i got some things straight. I opened my defy and found some things.
There is no water left so no shortcuts.
The screen is working!! but the back-light isn't so i cant see **** but its boots up and if i look closely MIUI started up fine. So i guess i should buy a new screen or fix it somehow. The red light is a bug I guess of the battery. I looked a lot on the Internet for the red light and found that a lot of phones show a red led when the battery is broken or something so I will test it at a shop. I guess i cant use my warranty because my case looks awful so i will fix it my self.
Hi,
maybe check if your battery is not completely discharged accidentaly.
I have also heard that the drying process should last a day or more.
MooonWalker said:
Hi,
maybe check if your battery is not completely discharged accidentaly.
I have also heard that the drying process should last a day or more.
Click to expand...
Click to collapse
Yea I know but I will wait an other day. Maybe there are just some shortcuts why the screen isn't starting up because it doesn't look damaged at all.
It look like the device is partially damaged when it decided to jump into the pool..
You should had immediately pull out the battery and check throughout of water getting in the device, and let it dry first before your attempting to reboot it.
Sent from my awesome Moto Defy: Stock Rooted Gingerbread 2.3.3 - XDA Premium
farsight73 said:
It look like the device is partially damaged when it decided to jump into the pool..
You should had immediately pull out the battery and check throughout of water getting in the device, and let it dry first before your attempting to reboot it.
Sent from my awesome Moto Defy: Stock Rooted Gingerbread 2.3.3 - XDA Premium
Click to expand...
Click to collapse
Funny thing is I did. It was dry but after some minutes vapor appeared between the screen and the screen case. then the same vapor appeared by the camera and ... screen turns off.
michka said:
Funny thing is I did. It was dry but after some minutes vapor appeared between the screen and the screen case. then the same vapor appeared by the camera and ... screen turns off.
Click to expand...
Click to collapse
Officially (according to IP67) the defy is water resistant up to 1 meteres do not know how deep the pool was? If you do not have warranty anymore you could open it up and let it dry in seperate parts. But if there is vapour under the screen and camera lens i'm affraid more damage is done....
gommers1978 said:
Officially (according to IP67) the defy is water resistant up to 1 meteres do not know how deep the pool was? If you do not have warranty anymore you could open it up and let it dry in seperate parts. But if there is vapour under the screen and camera lens i'm affraid more damage is done....
Click to expand...
Click to collapse
I think so to.. I have the warranty maybe motorola can fix something for me.
let us know how it goes, im curious how will they respond ^^ and good luck!
OK i got some things straight. I opened my defy and found some things.
There is no water left so no shortcuts.
The screen is working!! but the back-light isn't so i cant see **** but its boots up and if i look closely MIUI started up fine. So i guess i should buy a new screen or fix it somehow. The red light is a bug I guess of the battery. I looked a lot on the Internet for the red light and found that a lot of phones show a red led when the battery is broken or something so I will test it at a shop. I guess i cant use my warranty because my case looks awful so i will fix it my self.
I did it...
Today i took my defy for a little swim, took it under no more than 10 inches of water, pool, while recording a video to see how it goes, when i got it out after 40 secs, the pone kept recording but when i touch to stop recording the phone started vibrating like if i was pressing any of buttons (home, menu, back and search) and then froze i got scared so i pulled the battery and check for water, but i saw that the lens got moisture so i quickly took it to a bowl with uncook rice and left it there for 3 hours. i then checked it and all the moisture was gone.
When i turned it on it booted like if it didn't had any OS so i left it alone and a while later it loaded fine, but then i noticed the moisture was back on the lens cover, took it back to a new bowl with rice, and it has been there for another 3 hours now but the moisture is showing in te screen also.
What do you guys recomend me to do?
Does the waranty should cover any damage?
P.S: sorry for such a long "Answer" to the thread, but i'm worried and didn't want to spam by opening a new one.
HELP
what i did
my defy got wet, no sceen
1. i remove the battery
2. letting it open
3. put it in my desktop where the hot air is coming out
4. i waited for about an hour
great its back
Take note. if your defy is already old, dont deep it in water
d3athr0w said:
my defy got wet, no sceen
1. i remove the battery
2. letting it open
3. put it in my desktop where the hot air is coming out
4. i waited for about an hour
great its back
Take note. if your defy is already old, dont deep it in water
Click to expand...
Click to collapse
Or use rice
Sent from my MB525 using xda app-developers app
ppero196 said:
Or use rice
Sent from my MB525 using xda app-developers app
Click to expand...
Click to collapse
mine allso got wet, and seems that now work's fine but it has no backlight to the lcd and to the soft keys. anybody solved this problem? thx!
ppero196 said:
Or use rice
Sent from my MB525 using xda app-developers app
Click to expand...
Click to collapse
Don't thing Rice is going to do more then a paper towel... It doesn't suck any liquid out of gaps or anything. You can try the little ball's that come with clothing. They suck the water out the air so that the water in the phone can vaporize in the air.
But the one's that come with the things you buy will most likely already be saturated.
The best way is to use rubbing alcohol (as high percentage as possible). The alcohol displaces the water but does vaporizes is normal conditions. So you can just submerge your phone in alcohol (with no battery, sim and sd-card ofc. and best only the logic board) and let it dry for some time. This before you try to put it on. This also cleans out most of the salt and sand as this damages you board over time.

Phone got wet

Hello people,
I was hoping somebody could help me, my phone got wet(stupid i know) and shut down because of the water.
I pulled the battery and put my phone in rice for a day, at first it wouldnt boot and kept refreshing the google logo, after awhile it started to boot normally (and work normally) except booting which took 2 or 3 google refreshes before it started bootanimation, and with the charger plugged in it took more(like 5).
Im not sure what is happening with booting, may be related to my next problem, the camera stopped working.
when i start up camera all i get is a black screen and my navbar buttons, no shutter button, no error or w/e just nothing. sometimes not even all the navbars show up.
Other then that the phone is working normal so i dont know if it is a soft- or hardware problem.
Does anybody know what is going on?
Id like to pull a logcat but it isnt working for me, says adb isnt a internal or external command after installing all the sdk tools etc.
It's likely that your camera module broke.
Lesicnik1 said:
It's likely that your camera module broke.
Click to expand...
Click to collapse
Thx for input, if so, can i replace it?
Afwasmassi said:
my phone got wet(stupid i know) and shut down because of the water.
<snip>
Other then that the phone is working normal so i dont know if it is a soft- or hardware problem.
Click to expand...
Click to collapse
I'd say chances are it's a hardware problem.
Afwasmassi said:
Thx for input, if so, can i replace it?
Click to expand...
Click to collapse
Well you can replace it yourself, but assuming that you've never done disassembling and stuff, I don't recommend you doing it...
Lesicnik1 said:
It's likely that your camera module broke.
Click to expand...
Click to collapse
kyokeun1234 said:
Well you can replace it yourself, but assuming that you've never done disassembling and stuff, I don't recommend you doing it...
Click to expand...
Click to collapse
I get your point, i was thinking more along the lines of getting it repaced..
maybe warranty? I looked for a water damage sticker and i couldnt find a single one, can sb tell me where it is supposed to be?
Afwasmassi said:
I get your point, i was thinking more along the lines of getting it repaced..
maybe warranty? I looked for a water damage sticker and i couldnt find a single one, can sb tell me where it is supposed to be?
Click to expand...
Click to collapse
You gotta pay Samsung to do it. Warranty doesn't cover that. If you're lucky, you can probably fix it from third party repair shop for a cheaper price
Swyped on my Galaxy Nexus running AOKP with Franco Kernel, overclocked to 1.4GHz
kyokeun1234 said:
You gotta pay Samsung to do it. Warranty doesn't cover that. If you're lucky, you can probably fix it from third party repair shop for a cheaper price
Swyped on my Galaxy Nexus running AOKP with Franco Kernel, overclocked to 1.4GHz
Click to expand...
Click to collapse
How do you mean, it cant pass as a fault from samsung itself? Like 'the camera stopped working'
Afwasmassi said:
How do you mean, it cant pass as a fault from samsung itself? Like 'the camera stopped working'
Click to expand...
Click to collapse
You mean, stone cold lying to cover up your own mistake and let somebody else pay for it?
Afwasmassi said:
How do you mean, it cant pass as a fault from samsung itself? Like 'the camera stopped working'
Click to expand...
Click to collapse
Well it's your fault, right? Plus, they'll know that something caused camera to stop working once they crack or open
Swyped on my Galaxy Nexus running AOKP with Franco Kernel, overclocked to 1.4GHz
Afwasmassi said:
Hello people,
I was hoping somebody could help me, my phone got wet(stupid i know) and shut down because of the water.
I pulled the battery and put my phone in rice for a day, at first it wouldnt boot and kept refreshing the google logo, after awhile it started to boot normally (and work normally) except booting which took 2 or 3 google refreshes before it started bootanimation, and with the charger plugged in it took more(like 5).
Im not sure what is happening with booting, may be related to my next problem, the camera stopped working.
when i start up camera all i get is a black screen and my navbar buttons, no shutter button, no error or w/e just nothing. sometimes not even all the navbars show up.
Other then that the phone is working normal so i dont know if it is a soft- or hardware problem.
Does anybody know what is going on?
Id like to pull a logcat but it isnt working for me, says adb isnt a internal or external command after installing all the sdk tools etc.
Click to expand...
Click to collapse
Man me too, i was out running with my phone yesterday (use my phone for GPS and music while running), 2 miles into my run and it started POURING! my phone got pretty wet pretty fast. I pulled the battery, wrapped it up in my shirt and ran that fastest 2 miles of my life back to my truck to get my nexus somewhere dry... its been sitting in rice since yesterday afternoon.... im scared to power back up
kyokeun1234 said:
Well it's your fault, right? Plus, they'll know that something caused camera to stop working once they crack or open
Swyped on my Galaxy Nexus running AOKP with Franco Kernel, overclocked to 1.4GHz
Click to expand...
Click to collapse
thx for your input, i will take it to a local phone shop to see if they can get it fixed.
Kinda regret not getting insurance for it though.
Last question, would the broken camera module be the cause of the bootloopish behaviour?
codya321 said:
Man me too, i was out running with my phone yesterday (use my phone for GPS and music while running), 2 miles into my run and it started POURING! my phone got pretty wet pretty fast. I pulled the battery, wrapped it up in my shirt and ran that fastest 2 miles of my life back to my truck to get my nexus somewhere dry... its been sitting in rice since yesterday afternoon.... im scared to power back up
Click to expand...
Click to collapse
Know that feel bro. i was scared ****less. but still the camera broke.
Any update on this?
I have EXACTLY the same situation with a little more info. Seems weird that the same components die in the same manner with water damage. Some traces too close together?
My phone wasn't actually soaked, just very humid. Was in my jacket pocket while running in a downpour. Jacket is completely waterproof, unfortunately it wicks a lot of water off me and the goddamn pocket is made of the same breathable wicking material. Time I realised what had happened, there was a lot of moisture in the pocket. Phone still working but .....
Flash modules no longer works. This is why the camera app fails to start. There's no error in logcat aside from the application taking too long to respond. Will dig a bit deeper here shortly, but I just found it odd that the phone is so susceptible to moisture in one specific piece of hardware. I know this isn't a ... catastrophic design flaw but it IS something any good electronics manufacturer should note and take into consideration. If a bit of moisture causes this failure reproducibly, it should be considered a design flaw, and addressed as such.
Back to the OP though. Did your phone ever miraculously start working?
Could you test if your flash module works (install a flashlight app and turn on...)?
codya321 said:
Man me too, i was out running with my phone yesterday (use my phone for GPS and music while running), 2 miles into my run and it started POURING! my phone got pretty wet pretty fast. I pulled the battery, wrapped it up in my shirt and ran that fastest 2 miles of my life back to my truck to get my nexus somewhere dry... its been sitting in rice since yesterday afternoon.... im scared to power back up
Click to expand...
Click to collapse
Leave it on the rice a couple more days. And in between try to replace rice with new one. I have read in this forums number of times people who have successfully dried out their phone waited longer, that is several days in rice.
Sent from my Galaxy Nexus using Tapatalk 2
I had an ogdroid take a swim in a Pool (i was pushed in). I left the phone & battery fully submerged in a bowl of rice for 2 weeks. I changed the rice out every to days. Reinserted battery and powered Up device and it when to bootloader. I sbf the phone....worked perfect as if it never went swimming.
The longer that you can leave it....the better. Oh and replace the water detection stickers. You can buy them just about anywhere on the net.
Sent from my Galaxy Nexus

galaxy s4 randomly shut off???

I've been using my s4 for about 10 days. everything's fine but it has happened like 3 times the phone just shut off itself without me touching it. it's in my pocket, and i was using it like 5mins ago, then when i take it out i found it's totally off already.
the battery had enough juice at the time and the phone didn't feel too warm either. i totally have no clue why this happened. anyone here is experiencing the same thing with your s4? :crying:
for the first two time i can just press and hold the power button to turn it back on. but today when it happened the third time, the press and hold didn't work until i took out the battery and put it back. when it's on, the battery still had like 70% power.
this is frustrating... should i contact t-mobile for an exchange?
p.s. i rooted the phone and from what i can recall, besides titanium backup i didn't install any new app that i didn't have on my old htc sensation. the sensation didn't have this random shutting down problem. (i don't think the titanium caused either).
It used to happen on my s2. But I change roms and it went away.
Change rom and see what happens.
If possiible go full stock for few days.
Otherwise return it.
Sent from my SGH-M919 using xda premium
I've had my phone since the 2nd. Not 1 error or reboot. I've also been running cm nightlies for the past week as well.
Sent from my SGH-M919 using Tapatalk 2
I actually have a problem when I'm on the Internet or doing other things. My phone just got stock on a blue screen and I can't do anything to get out of it. I hav3 to turn off my phone in order to ho back . It happens to me like 8 times since I got the phone im frustrating
..
One question did you install the flash player app from the web
Sent from my SGH-M919 using xda premium
i didn't install the adobe flash player, nor did i install a different rom. everything is stock. i fully factory reset the phone once and after that i even didn't disable or delete any bloat ware. but the random shutting down still happens... annoying
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Mine has done the same thing twice, first time assumed it was me (before the latest firmware upgrade which "improves stability") the second time it was in my pocket, took it out and it was off - thought battery was dead but tried to switch it on anyway and guess what, battery was 90%+
Have no idea why it shut off - stock rom, only "odd" app is Good for enterprise .
Could it be related to overheating in the pocket?
Anyone got any ideas?
W.
Happen to me and to some other Italian guys, too! In my case, the I9500 turn off itself, sometimes reboot itself, just now! Depends from the rom, I don't know why. One rom reboot it, try another rom and after a bit of second shutdown it. And always after tha the display go off
I9505 not, it had only the problem of the audio crackle, for now.
I am also having this issue , please if someone can help...
I am having an i9500 (octa core version) and running United Arab Emirates 2013 June 4.2.2 I9500XXUBMEA I9500OJVBMEA firmware (stock , no root) , frequently when the phone is locked it will shut down on it's own and I have to keep the power button held a bit longer than usual for it to start (like 20 seconds) , I do not want to root it because the company I bought it from is not that...good....so I am very afraid of sending it to their service department , please , any info/suggestions would be greatly appreciated
There is some update about this problem?
I have stock, randomly turns off, sometimes I have to take out the battery to turn the phone on.
It's the only problem I have with the S 4, for the rest is the perfect phone
nazzza said:
There is some update about this problem?
I have stock, randomly turns off, sometimes I have to take out the battery to turn the phone on.
It's the only problem I have with the S 4, for the rest is the perfect phone
Click to expand...
Click to collapse
It's a firmware issue as far as I could tell Good luck finding a good one , I gave up and traded my i9500 for a i9505.
I found out that if i put my phone in the loader it shuts off... Maybe battery problem..
test
test
Sutting itself down
Hi
My S4 is randomly shutting itself down when in my pocket, can you advise how to rectify this situation please?
Thanks
Ok so i may have isolated the cause. at least a physical one. I am an electrician, and i do a LOT of repetitive tasks so i love listening to music while i work. thats when i noticed a pattern to the problem. and this will blow your mind.
( I do not recommend you try this yourself unless you particularily like the sound of 700$ going SNAP)
i took my phone out of my pocket, and by pressing both thumbs on the center of the screen and physicaly bending the phone forward, ( Dont give me crap for this, im smarter than most and i understand limitations. I was impressed that this phone can bend nearly a full 1/8th of an inch!) i was able to replicate the problem.
My theory is, since samsung used a softer plastic for there entire frame, and since the phone is so thin, when ever id bend down, (Pulling pants tighter across my thigh with the phone facing my leg) it would bend and physicaly seperate the metal pins that contact the battery.
PS: just got home, DGAF about spelling right now. is it this hot for anyone else right now!? lol
Hellion_zk said:
Ok so i may have isolated the cause. at least a physical one. I am an electrician, and i do a LOT of repetitive tasks so i love listening to music while i work. thats when i noticed a pattern to the problem. and this will blow your mind.
( I do not recommend you try this yourself unless you particularily like the sound of 700$ going SNAP)
i took my phone out of my pocket, and by pressing both thumbs on the center of the screen and physicaly bending the phone forward, ( Dont give me crap for this, im smarter than most and i understand limitations. I was impressed that this phone can bend nearly a full 1/8th of an inch!) i was able to replicate the problem.
My theory is, since samsung used a softer plastic for there entire frame, and since the phone is so thin, when ever id bend down, (Pulling pants tighter across my thigh with the phone facing my leg) it would bend and physicaly seperate the metal pins that contact the battery.
PS: just got home, DGAF about spelling right now. is it this hot for anyone else right now!? lol
Click to expand...
Click to collapse
I've been running the GT-I9505G play edition phone for the last month and only in the last week has the phone began to reboot on its own. What's strange about it is it usually happens when I'm not using the phone. I've seen it reboot maybe a dozen times over the last week. The phone always reboots and doesn't just turn off.
I'm going to see if factory reset takes care of the problem, if not I guess back to Google for a retread...
Thanks B
Yes I do a lot of bending down and I always have my body in awkward angles while working on the flight line and I used to have the same exact problem at work. I always thought that my S4's shutting off was due to the tiny half a mm gap between the bottom of my 7500mAh ZeroLemon Extended Battery and the bottom of the phone's battery slot, in-turn causing the battery to move inside my S4 and make the battery disconnect from the pins. I noticed a tiny gap in the fitting of the battery to the phone and that the battery was never really snug as much as it was with the 3500mAh Anker Extended Battery for my S3; it's really easy to remove the ZeroLemon battery and thought the battery shouldn't be easy to remove.
So I figured it was either the gap causing it to shut off or my movements somehow causing the power button to be pushed while it was in my pocket. I had a feeling it couldn't be the latter though because the thigh-located cargo/map pockets of my ABU's are a bit too large to not have enough room in the pocket for the power button to be pushed. I ended up solving my shutting off problem by cutting a very small piece of thick, durable paper the length of the S4's battery slot and I used the paper as a shim between the bottom edge of the ZeroLemon battery and my S4's battery slot to close the miniscule gap. Since I did used a thick piece of paper as a shim, I've yet to get any sudden shut-off's... even with the amount of times I bend down and move in ways that would cause it to shut off.
Sent from my SGH-M919 using xda premium
I just recently have same issues, it is turning off while the battery is not dead! i have tries to reset the factory setting but it dose not help at all.
what frustrated that Samsung mobile costumer services in UK is not helping much!!!
any help please
if your phone shuts off and than you try to restart it and the battery is a lot lower than before than your battery is broken
I get exactly what you describe, only takes a slight bend to shutdown. doesn't do it with the back cover off, without the cover the battery moves out slightly and the phone stays on.
Hellion_zk said:
Ok so i may have isolated the cause. at least a physical one. I am an electrician, and i do a LOT of repetitive tasks so i love listening to music while i work. thats when i noticed a pattern to the problem. and this will blow your mind.
( I do not recommend you try this yourself unless you particularily like the sound of 700$ going SNAP)
i took my phone out of my pocket, and by pressing both thumbs on the center of the screen and physicaly bending the phone forward, ( Dont give me crap for this, im smarter than most and i understand limitations. I was impressed that this phone can bend nearly a full 1/8th of an inch!) i was able to replicate the problem.
My theory is, since samsung used a softer plastic for there entire frame, and since the phone is so thin, when ever id bend down, (Pulling pants tighter across my thigh with the phone facing my leg) it would bend and physicaly seperate the metal pins that contact the battery.
PS: just got home, DGAF about spelling right now. is it this hot for anyone else right now!? lol
Click to expand...
Click to collapse

Tab heating up and battery drain

Hi Friends,
I took over a tab 8.0 Lte from my dad but there seems to be a big problem with it. The tab keeps heating up even in idle and battery drain is fast and constant. From full to 0, the graph is a constant downslope going flat in about 3hrs. This happens even after I hard resetted it. I open up the back and found the part that is heating up. I am starting to think that the motherboard is damaged rather than the battery need a change. The metal part is HOT. I cant touch it for more than 2 sec. Even in idle.
I attached the part in the pic, hopefully someone can help me to identify the problem. Thanks lots in advance!!
scpion said:
Hi Friends,
I took over a tab 8.0 Lte from my dad but there seems to be a big problem with it. The tab keeps heating up even in idle and battery drain is fast and constant. From full to 0, the graph is a constant downslope going flat in about 3hrs. This happens even after I hard resetted it. I open up the back and found the part that is heating up. I am starting to think that the motherboard is damaged rather than the battery need a change. The metal part is HOT. I cant touch it for more than 2 sec. Even in idle.
I attached the part in the pic, hopefully someone can help me to identify the problem. Thanks lots in advance!!
Click to expand...
Click to collapse
It seems you open the rear cover the wrong way as it still have the frame cover around the back. It should open from the front.
You don't tell exactly model , I'm not sure what it is but most of this problem is from cracked battery connector. Re solder the black battery connector will fix it.
This is the proper way to open the rear, do like you did will damage the rear cover, it won't snap back as some plastic locking tabs are broken.
https://www.youtube.com/watch?v=_I2uLqRghAg
This is the black battery connector which need to be re soldered
Ya I opened from the back.. Yes.. Realised some of the locking tabs are broken. :/ took the instructions from ifixit.. The connector looks, feel perfectly fine though..
scpion said:
Ya I opened from the back.. Yes.. Realised some of the locking tabs are broken. :/ took the instructions from ifixit.. The connector looks, feel perfectly fine though..
Click to expand...
Click to collapse
Trust me it looks fine with bare eyes but not under microscope. Re solder the battery connector will fix the quick discharge, overheating. It takes only under 5 minutes to get it done, this problem is common in Samsung tablets.
Okie.... I give it a try. My last soldering experience was like 15yrs ago....
I just opened up the tab again and have a look at the connector.. It's so freaking tiny! How on earth is someone able to do it?..? I think if I were to do it, I would solder at least 3 pins together in one shot.......
You need magnified glass and small tip iron to do the rework,
Otherwise you will short it

LG G3 D855 Screen flickers and fade to darkness

Hi and thank you for checking my thread
I have a problem with my G3 as described in the tittle, I did the Paper trick I saw on YouTube but sadly it didn't work
After a while I found out that placing a piece cut from Credit card under the CPU might work and I did , but one week later I had the same problem, likely I can just click sleep button and it returns to normal
After these many problems I decided to give up on it and sell it, but I need a permanent Fix so I don't get involved in Cheating
Also , does replacing motherboard will fix the issue ?
Does G4 Worth it now ? I know about bootloop problem
Probably is a bad motherboard
When my G3 finally died (digitizer went bad), I just replaced it with a used G4 for $150. That was like 6 months ago. The phone has been phenomenal. I know there is many who say that every G4 will bootloop eventually, but I really don't see how thats possible if you just browse google for the issue. Yeah, a lot of people had the problem, but if everyone did you wouldn't see the G4 still being sold at a ton of outlets, and you would see hundreds of links to the issue. I think there was a large batch of them that were bad... and they got past QC, but the vast majority of them are probably fine.
resinis said:
Probably is a bad motherboard
When my G3 finally died (digitizer went bad), I just replaced it with a used G4 for $150. That was like 6 months ago. The phone has been phenomenal. I know there is many who say that every G4 will bootloop eventually, but I really don't see how thats possible if you just browse google for the issue. Yeah, a lot of people had the problem, but if everyone did you wouldn't see the G4 still being sold at a ton of outlets, and you would see hundreds of links to the issue. I think there was a large batch of them that were bad... and they got past QC, but the vast majority of them are probably fine.
Click to expand...
Click to collapse
Replacing the Motherboard will fix the issue ?
Yea, i saw "1 month/year after" Reviews on youtube and no one montion the bootloop issue, people ask them in comments and they reply that the phone works normal with no issues
Thank you for replying dude appreciate it
I was skeptical at first, but by baking the motherboard in the oven did the trick for me. It has been a couple of hours now an no flickering, no black screen and no troubles. And i know i'm asking for Murphy to come and bite my as*, but as a little trick, i'd like to suggest before putting the mobo in the oven to try something: i have an old Akasa X4 cpu cooler which has metal fins which are removable. I took one of those things and cut a square a little bit smaller than the power IC to the right of the SoC and then cut another one the exact same size then stacked the two one on top of each other, making sure to not short any capacitor around the IC and then put the metal shield back, making sure to put pressure on the IC. Then preheated the oven at roughly 180 degrees celsius, then put the motherboard SoC face up into the preheated oven on three balls of aluminium foil, one at the bottom near the micro usb, and the others to balance the motherboard, like a BMW Isetta, and put the timer for 10 minutes. After these nervous 10 minutes, I took out the mobo and let it to cool at room temperature for ~30 minutes. And voila, now it works. I do hope that it is going to last, and i will be very careful with this phone, unlike the previous owner. Seriously, how can you put a freaking button (small one, from a shirt) between the SoC and the mid-frame? Crazy. And that's why i got it for ~8000 JPY (about 70 bucks).
Takadi said:
Hi and thank you for checking my thread
I have a problem with my G3 as described in the tittle, I did the Paper trick I saw on YouTube but sadly it didn't work
After a while I found out that placing a piece cut from Credit card under the CPU might work and I did , but one week later I had the same problem, likely I can just click sleep button and it returns to normal
After these many problems I decided to give up on it and sell it, but I need a permanent Fix so I don't get involved in Cheating
Also , does replacing motherboard will fix the issue ?
Does G4 Worth it now ? I know about bootloop problem
Click to expand...
Click to collapse
I had a similar problem for about two months. I tried the paper thing over the camera sensor and I felt like it helped some but the problem still continued. The screen would just slowly go dark with vertical lines running through it. All apps would still work in the background while this was happening. I could boot to TWRP and this problem never happened while in TWRP which was odd. Seemed like if it was a screen issues or hardware malfunction it would happen all the time. That's when I decided to just flash back to stock. I was thinking about getting the S8 anyways so what the hell. I flashed to stock 10B and took every single OTA. Took all night but I've been running stock for over a day now and the issue has not replicated itself one time since reverting back to stock. I was on RR Nougat and Fulmics when it happened prior. Has to be a root or Rom issue?
Pozman1 said:
I had a similar problem for about two months. I tried the paper thing over the camera sensor and I felt like it helped some but the problem still continued. The screen would just slowly go dark with vertical lines running through it. All apps would still work in the background while this was happening. I could boot to TWRP and this problem never happened while in TWRP which was odd. Seemed like if it was a screen issues or hardware malfunction it would happen all the time. That's when I decided to just flash back to stock. I was thinking about getting the S8 anyways so what the hell. I flashed to stock 10B and took every single OTA. Took all night but I've been running stock for over a day now and the issue has not replicated itself one time since reverting back to stock. I was on RR Nougat and Fulmics when it happened prior. Has to be a root or Rom issue?
Click to expand...
Click to collapse
Just wondering if your G3 is still functioning without the issue.
It really feels like a hardware issue but as you pointed out it didn't happen in TWRP... but like many, I encounter the issue when the phone gets a bit warm (>35C), so maybe TWRP and your stock android is not as hot as RR Nougat? Then again, I'm on MM when this happened...
Update: Actually the flicker n fade happened to me in TWRP while I was backing up. The temperature read about 60C.
I had bigger problems with my g3 and they started as follows
Problem 1. camera not being detected and crashing. 2. Reboot once a while which got worse over time. 3. Bluetooth sketchy and WiFi not connecting. 4. Sd card being ejected and mounted constantly. 5. Mobile data stopped working.
Solution: baked it in the oven 10min with cpu side up at 185c removed to cool 4 30min. Problems gone for the meantime.
This morning at work my D852 died with the exact same screen fades to black and would only stay on for at most like 10 seconds and would only come on again after the processor cooled enough. I came across this youtube video.
https://www.youtube.com/watch?v=UF1s4RCZAvc
Since I didn't have any copper foil tape, I substituted with Aluminum foil tape and placed the tape in the same places as detailed in the video. (copper works better than aluminum for heat dispersal)
My phone is now back to normal and hasn't shown any issues with the past 5 hours since I applied the fix.
UPDATE: My phone has worked perfectly for several days now until I turned on the GPS from Cell Tower to High Accuracy and it immediately started to die again. Once it cooled down I was able to get to the settings screen to turn off GPS and it went back to functioning like normal
How to fix
I tried the paper trick and it did not work. No need to replace the motherboard or the phone. The issue is just a bad connection between the motherboard to the LCD display.. Probably due to dirt (in my case, I found that quite a few places in my motherboard had corrosion buildup). Here is the fix...
1. Remove battery cover and Unscrew The back plastic from the base of the phone to get to the motherboard.
2. Disconnect all the connectors from the motherboard.
3. Scan the motherboard for anything unusual. (My motherboard had corrosion on several different places).
5. Clean any dirt or corrosion with lint-free cloth. (I didn't have one so I had to use a Q-tip).
*if needed, Dip the cloth in rubbing alcohol to assist in cleaning. make sure that the cloth is JUST BARELY Damp and not dripping, otherwise you will risk water-damaging the phone. If you use rubbing alcohol, make sure that you dry the spot right after you wipe it.
6. Once you have cleaned the motherboard, check the base of the phone and clean any dirt from here also.
7. Replace the motherboard, re-connect the connections, screw on the back, and put the battery cover back on.
Viola! Mine has been working like new for 4 days so far with no issues...
Takadi said:
Hi and thank you for checking my thread
I have a problem with my G3 as described in the tittle, I did the Paper trick I saw on YouTube but sadly it didn't work
After a while I found out that placing a piece cut from Credit card under the CPU might work and I did , but one week later I had the same problem, likely I can just click sleep button and it returns to normal
After these many problems I decided to give up on it and sell it, but I need a permanent Fix so I don't get involved in Cheating
Also , does replacing motherboard will fix the issue ?
Does G4 Worth it now ? I know about bootloop problem
Click to expand...
Click to collapse
So a permanent fix is a new motherboard or a new screen?

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