Phone Doesn't Recognize Battery(?) Dead. - Nexus 6P Q&A, Help & Troubleshooting

I have exhausted all of the options I know to do, so I have come to you for other opinions.
My 4 month old Nexus 6P (on Marshmallow) has seemingly died. Yesterday it went from about 50-60% battery life, then the next time I checked it it was off and would not turn back on.
What can it do? On AC Power:
Shows Charging screen (white battery on black)
Will boot as far as 4 Google dots screen, vibrate, then bootloop (usually just goes as far as Google Screen)
Can access & navigate bootloader screen
Can run TWRP (unencrypt drive, and full touch screen capabilities)
TWRP initially says battery 50% then changes to 0% (does the same thing with battery removed)
Immediately turns off when unplugged
Powered from USB port:
red blinking led
Originally I thought it could have been due to being in my pocket during a bit of rain and it happened to get moist. (Moist, as in less water in/on it than my morning shower gets on it.) So I immediately place it in a sealed bag of silica gel for about 15 hours and tested it in the morning with the same results.
Today, having to switched to an old iPhone 5, I grew desperate. I have:
Taken the phone apart (without breaking the rear glass panel - one good thing) and pulled the battery.
Saw no obvious signs of liquid anywhere
Tested battery with multi-meter (reads 4volts)
Unplugged all ribbon cables, cleaned contacts with isopropyl
Cleaned top of mobo, doughter board, any open contacts.
Blow dried all the alcohol/water away
Battery in or out, my results have not changed since yesterday when it all first began. After reading about others with the 6P having mobo and battery issues I believe the rain is simply a red herring. I have ordered a new battery which will be in next week. I have not ruled the motherboard as not the problem yet, but just seems strange to have TWRP work seemingly without issues if that was it. Otherwise I have no options. I bought it at BestBuy, and I am of course rooted, so cannot send it in to Huawei (unless i can re-lock boot loader and hide signs of opening?)
I can not stand this iPhone, any ideas I will gladly attempt. Let me know If I have left out any information.
Thanks guys/gals.
Adam
Edited to make clarifications.

Water Damage(?)
For anyone curious or following, I removed the motherboard and components completely and did see signs of water. There was some corrosion around the front facing cameras and around the CPU (it appears water got in from sim card tray). Soaking the entire board in alcohol did not fix the issue. I have bought a new motherboard which hopefully will do the trick.
I'll update when its all said and done if forum is still open.
Adam

Related

[Q] Battery or Logic Board failure?

So the other day while minding my own business, I pulled out my phone to use it's calculator for some accounting work. Just as a side note, I keep my phone in my front pocket, and do not wear skinny jeans. When I pulled it out, I looked at the back and it had a crack going down the center of the glass with a slight bulge where the battery is. As soon as I got home, I pulled the battery out and saw that the backside was bulging outwards. It bulged so bad that it managed to crack the glass even with one of those gel-like protectors on it . I tossed it aside and put it my spare battery, which should have been good. This is where the interesting stuff starts happening.
Slowly but surely, the lifespan of my battery would get shorter till the point where as soon as I unplugged it, it would die. It got so bad that It would die around 95%. When it would charge, the percentage would vary a lot, making a very interesting graph in the battery app I have. Not only that, but sometimes when I would restart my phone, it would be a completely different percentage than it was before. On top of that, when the phone would die, it would be at a different percentage than when it was still alive. I would have to plug it into a charger in order for it to start up again. If I did not, it would sometimes get into a boot loop where it would say google, turn off, then turn itself back on, rinse and repeat until I held the power button forcing it off.
After I changed the battery, I rooted it and put the Carbon nightly rom on it, but in order to eliminate possible problems, I did do a factory reset to the phone to make sure it was either of those.
Now I did put a "new" battery from ebay in it, but I am still having the same issue. However, the battery I believe was not new because it still had glue on the back of it from a previous nexus. My actual new battery should be here tomorrow I hope.
Could there be a problem with the batteries, or could there be a problem with my logic board? I have tried two different chargers, the LG one provided with the phone, and a rocket fish wall charger, same problem. Attached are two different pictures of the battery graph. The sharp drops are where it dies, and the sawtooth wave is it on charge. (Don't hurt me! I know I'm not supposed to post outside links, but this is absolutely necessary for you wonderful people to help me! Just remove the space in the link and it will work)
http: //i1177.photobucket.com/albums/x345/Foxx1996/Screenshot_2014-05-08-19-50-58_zps1fdf4967.png
http: //i1177.photobucket.com/albums/x345/Foxx1996/Screenshot_2014-04-28-08-34-42_zps7a396d8d.png

[Q] S5 balck screen after dropped in water (Phone seem to start)

Hi All,
I dropped my Samsung s5 (rooted) phone in water.
Before it went submerged(not more than couple of seconds) it hit the side of the sink.
I quickly took it out and looked for visible signs of broken screen or any other part. But there were no new marks, I wiped it clean, turned it off, took the battery out and looked for any water, but nowhere I could see any water inside or outside.
I then turned on the phone, It turned on all the way to homes screen , I entered pin and could view regular home tab, then I think after few seconds, screen went black. I turned it off and tried it on again but it never came back. Once in between in all of my attempts of turn off and restart, it showed battery and yellow triangle on top of battery sign.
I have tried to search and it seems like lots of people ended up with similar symptoms in their phone, but none of the solutions suggested have worked for me.
What I have tried is:
1. Leave phone submerged in a pot of uncooked rice for couple of nights
2. Take out battery and press power button for x number of seconds (starting from 10 to onwards of 2 minutes)
3. leave batter out and then try to restart (again time was variable from few minutes to several hours)
4. Soft hit on power button,
5. I might have overlooked writing a solution here but I wonder if there is any that was suggested that I have not tried.
Initially when this happened, I connected it to charging cable and red light would start blinking(where as it should stay solid red while being charged).
Anyways, now phone screen is dark. I can use adb shell to view the content on the phone which means OS is till intact and I am 100% sure that phone is working as intended. As the notification lights blink when I get an email if phone is on etc.
Its an expansive phone and hope some one can shed light on how to revive the dead screen?
Thanks
Sorry to hear that! It really sucks. Was the charging port loose or opened when dropped in the sink?
I know the blinking red light, instead of the solid red light, when charger is connected indicates a problem with charging. This can be caused when there is little water in or around the charging board or the motherboard and charger is connected.
If you don't see any signs of water damage (pink/red indicators instead of white), i'd say back up all your files and everything else through ADB, wipe the phone clean, in case you find somewhere to service or in case it gets worse and you can't access your files any more.
Chat with a Samsung rep online too, and see what your options are. Sometimes they repair it for ~$70, off warranty, and with that they might even swap the motherboard and other pieces too if needed and you only paid 70 or whatever they offer.
Thanks for reply, now charging port was shut...and after couple of days now charging happens ok, I have a solid green light when I connect charger.
So I am guessing you are thinking that either screen is gone or something else and therefore no possible way to fix this?

[Q] Wet LG G2 - Firmware Update screen

Hi guys!
Unfortunately I dropped my LG G2 into water yesterday. That was my first time that I had my phone wet, so I panicked a bit and acted on instict, which probably wasn't the best option.
The phone was in its Slim Armor case and was submerged in the water for maybe a second or two. I removed the case, quickly attempted to turn off the phone (it reacted normally, both the switch and display, although signalled that jack was inserted, which wasn't true). After drying the phone with a paper towel and mouth-blowing some water out of USB, jack and speakers I tried to turn it on again (which, as I read later, wasn't the best idea). At first there was no reaction. After drying it a bit more I tried again and... surprise, the LG sign showed up as normal! However, my enthusiasm extinguished quickly as Firmware Update screen turned on. and looked exactly like this (with only a bit different code). I cannot post links, so please enter it by yourself if necessary.
chip.de/ii/2/2/0/7/8/7/3/1/LG_G2-Unroot-Foto2-5a02458aba271a92.jpg
I have never seen that screen before and my phone has never been rooted. What is more, it ceased to react - it did not dim for hours and didn't notice pressing buttons in different combinations.
I then put it in rice and silica gel (still lit and showing the Update Screen) for some hours and tried to turn it off again. Fortunately, this time the switch button worked.
After a brief search in the internet, I removed the back cover and wiped out residual drops of water that were underneath it (not really much water was there, single drops spread all around, did not even look like penetrating into deeper parts... even the water indicator on the right of the camera remained white).
Now the phone has been sitting in a tightly closed jar with rice and silica for at least 12 hours.
What should I do next? Should I try to switch it on again?
May the Update Screen be a sign of a damaged motherboard, or maybe some less dangerous short in the USB socket and switches (as I read, the Update is turned on by a combination of switch and volume buttons and plugging an USB)?
I'd be grateful for any help!
Greetings!

Not charging after a water "event"?

My wife transitioned into my older GS4 (i337) after her GS3 power button failed. The GS3 was repaired and set aside as a spare (good idea). After getting settled into the GS4, it experienced a water "event". She was wise enough to pull the battery and get it into some rice. It stayed there for a few hours until I could get to it. She said it only had a little water inside, but the rice was a precaution. The water indicator on the battery only had one tiny bit of pink . Guessing the Trident Aegis case did some good protecting there. I took the phone out of the rice and placed it under a desk lamp that has a history of being a bit of a heat lamp. I used it to warm the phone for a few hours before I checked the phone's viability.
I kept the SIM and the SD card out for first power up attempt. ALIVE! I noticed that the battery was low, so I connected a charger. No chargee. Reboot no help. Powered off and attempted to charge. When powered off, it did give a short vibration and a quick screen flash, maybe a few lines, every 6 seconds. Expecting that the phone would work, but not have charging capabilities. Quite inconvenient.
What parts could I throw at it? Since the charging port was really the only place water could have gotten in while the phone was on, I decided to throw that part at it. I found this one (http://www.amazon.com/gp/product/B00HA3HW1A?psc=1&redirect=true&ref_=oh_aui_detailpage_o02_s00) on Amazon, so figgered I would give it a chance. Took about 20 minutes to replace it.
Jackpot. Charged right up, plobby faster than I had previously experienced.
If you experience a water "event" and the device wakes, but won't charge, this could be the fix. The part I ordered came with everything you need (tools). There are several videos on youtube that show you everything you need to know. Watch a few before you begin. Some have hints and pointers that others don't.
Hope someone finds this post helpful. Thank me if you do!
I had an s4 that also got wet but I took the phone part completely before placing the phone in a plastic bag with desiccant.
Also, if you experience a situation where you receive an on-screen message that says "Charging paused, battery temperature too low", it's also probably a USB port issue.

Help! Battery drained, phone won't turn on, battery charging icon flashes on and off?

My phone had been working perfectly fine, as well as charging perfectly fine. Recently, I accidentally let it drop to 0%, which I don't usually do. I went to plug it into the same wall outlet as always, but instead of the usual charge process, the battery icon with the lightning bolt in the middle simply flashes on the screen and then turns off, which happens over and over again.
It should be noted as well that about 3 weeks ago my phone get fairly wet. After that incident, I turned it off till it dried, powered it up, and everything appeared to be totally ok. No problems since then until this.
Other facts:
-I can safely get into the recovery menu (power + vol down), which is stable, but any menu selections result in the Motorola splash screen for a quick second and then the phone powering down.
-The computer will recognize the connection to the phone.
Attempts to resolve:
-New cable, new usb hub, new wall outlet
-Trickle charge from the computer (same flashing)
-Phone in rice to remove moisture
-Toothbrush cleaning of Micro-usb port (suggestion from another thread)
I'm pulling my hair out, and I am considering prying off the back and replacing the battery. I have searched other threads, but have seen various solutions none of which worked for me. If anybody has any idea how I can fix this please help!!!
Thanks in advance.
Unfortunately most probably is the hardware problem. I had similar issue with razr. Splashed it on the beach, quickly washed with tap water, dryed it and for couple of days like nothing happened. Then suddenly digizer stopped working. It was motherboard. Luckily one xda member donated me the same phone with broken screen so I replaced motherboard by myself.
Sent from my LG-V940n using Tapatalk
Zeljko1234 said:
Unfortunately most probably is the hardware problem. I had similar issue with razr. Splashed it on the beach, quickly washed with tap water, dryed it and for couple of days like nothing happened. Then suddenly digizer stopped working. It was motherboard. Luckily one xda member donated me the same phone with broken screen so I replaced motherboard by myself.
Sent from my LG-V940n using Tapatalk
Click to expand...
Click to collapse
Thanks for the suggestion. Well, I got it back working again, by charging it for 5 hours straight and then not charging it for an hour. Now it appears to be functioning alright, with the exception that it once went from 40% bat to 15% to 0% in a matter of seconds and I had to repeat the procedure to get it back on. I have another turbo with a broken digi that I could cannibalize but I have no idea what to replace... the battery? Bizarre issue, but I guess that comes with the territory of water damage.
Maybe some part is still wet. If another Turbo has only broken screen, then is probably the easiest solution to take screen from the (ex)wet and put to another one. You just have to have proper screwdriver.
Replaced battery now Droid turbo flashing when I charge?

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