[Q] Fixed (not blinking) red light after changing battery - Nexus 4 Q&A, Help & Troubleshooting

Hi everyone,
a friend of mine's Nexus 4 has this strange behavior.
It went into water for about 1 second: unfortunately, she was working far from home and needed to keep the phone on for working reasons, I know and told her that the best would have been to switch it off and put in a bag of rice.
In any case, after few minutes where she was not able to listen to the people speaking, and the same on the other side (she was not listened), she kept the phone in a pocket and under the sun, and suddenly everything went fine: probably some water in the audio jack made the phone think the earplugs were plugged, and then this was fixed.
In the rest of the day everything was working, and we thought that, thanks to the hot day and the phone under the sun, the humidity has dried up.
At night when she came back home, she switched the phone off and put in the rice for the night.
The day after, she tried to switch the phone on, and nothing happend.
Screen black, no signals.
After reading something on the internet, she plugged the charger, and kept power+volume down buttons pushed: after some time, the red light appears, just one fast blink and then dark again.
So, we ordered a replacement battery (I have already substituted a Nexus 4 battery of another friend of mine), which arrived yesterday. I proceeded with the substitution, everything went fine (and I noticed that the internal water detectors are still perfect white, only the one in the sim tray is pink), but when I plugged the usb charger, again nothing happened. This time, holding power+volume down made the red light appear and stay solid, no blinking, no disappearing, until I unplug the phone, at that moment it disappears.
I let her charge the phone for the whole night, but still the same issue this morning.
What can the problem be?
It sounds strange to me that at first the phone worked and then it stopped at the first switch off (and I think that she powered off and on the phone right after the incident, and was still working) :-\
And I'm not able to understand the red light behavior...can someone help please?
Many many thanks :-[

Related

SPV C500 - RED LIGHT! :(

My friend dropped my phone (Orange SPV C500) a few days ago on to a tiled floor. The phone didn't appear to be broken or faulty at all at the time. I even managed to use TomTom navigator to go to the airport, but for some reason when I looked at it before I went to sleep, the phone was off. I assumed the battery had gone (even though it should have lasted at least another day). I tried to plug in the mains charger, but the LED showed a red light. I left it plugged in while I slept, but it was the same in the morning. The phone won't power on at all. I've read that this normally happens on a flat battery, but I am pretty sure it still had juice for another day.
I brought a new battery, but to no avail, the phone still shows the red light when plugged into the mains. No light at all when plugged via USB to my computer. The phone won't power on at all.
It must have broke something when it was dropped. But I'm confused as to why it took a few hours to take any effect.
I also notice that even without the battery in the phone, the LED will still light up as red when plugged in to the mains.
I've tried whacking the phone now, but nothing. Anyone have any idea whether it can be fixed?

Won't turn on! :(

So last night at kickball, I sent a text to my wife. The next game, I wanted to see if she texted back, and my phone was off. I didn't remember the battery being low, but thought that perhaps it might have been. When I got home I plugged it in and got nothing. I tried to do the Power/Camera/Reset to see if it would go into bootloader; again nothing. I left the battery out all night, put it back in this morning, still nothing. I've tried usb charging and wall charging as well, with and without the battery. Nothing turns it on... is it done for?
Same thing happened to mine recently. I know the battery was low, and it turned off because of that. Never got it to turn on again.
The only sign of life mine shows is that the red led will turn on if you have it plugged into a charge with the battery out. Other than that, it's a paperweight.
Never got mine working again.
I took mine apart, and somehow got it to turn on again... it was a messy process.. something must be shorted out. Going to have to get something new soon.
i have just the same issue with moto milestone ... i am sure that the battery is fully charged, cause ive charged it with another milestone ... but that one simply won't turn on ... tried different combinations of sd/simcard/battery on and off .. still the same ... Any help would be highly appreciated.
same issue here, mine just stopped working yesterday, battery was fine, i did a soft reset randomly, and then it wouldn't turn back on. Both the talk and end lights are on, that's it..
Mine does the same thing since it was dropped in water. It had'nt been turned on for 2 years since I decided it would work! It still does the red light thing sometimes, but all I got to do is remove battery, try power button and repeat the process until it works. Try it out!

Atrix Black Screen

So Im a proud owner and enthusiast for the Atrix 4G (original only I cant stand any of the others released they did it best first time around). Ive had this phone with some minor problems for over a year. For a while the phone would randomly reboot in my pocket so long as it wasnt doing anything. If I were playing music on the device it wouldnt reboot but the second I stopped the music, put it in my pocket, and pulled it out it would be powered off. I reset the phone to factory (I had a flashed rooted rom on the device) and the problem stopped.
Now about 3-4 months later I made a phone call put the phone in my pocket to pull it out with a black screen. Now I thought the phone just died was all so I went in and plugged it in to the factory wall charger and to my surprise the LED came on and the phone chirped that it was charging. So it was actually still powered on. I tried looking at the screen from all angles and shined a light on it but there is no picture to be found anywhere. Otherwise the rest of the device (to the best of my knowledge) is still working properly. I could confirm this by my alarm going off in the morning and my in-ability to turn the alarm off due to a black screen.
Also ive pulled the battery, allowed the device to die, and have tried several chargers and other batteries I have so its not a battery or power issue. The screen also remains black on boot, you know the device is powered on once it boots into the OS and chirps that it has service.
Ive dis-assembled the phone to check all the cables in hopes that it would be a simple fix such as a loose cable however everything was double and triple confirmed to be plugged in and locked in place.
I had allowed the phone to die and waited a day or so with the battery pulled out once it had died and then plugged it in and allowed it to charge before powering it on for 30 minutes still to no avail. Ive even tried hard-naving to factory reset and still have had no luck.
I would like to purchase your dead phone for parts.
Sent from THE most powerful smartphone in the world!
To me, it sounds like you have a broken LCD screen.
Atrix 4G replacement LCD on ebay
(Note... that is simply the first link I saw on ebay. Do your research before buying anything, I barely even read it.)

[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?

Beeping issues, won't turn on.

I've have had the phone for 2 years and it had been working fine until last summer, where I had accidentally left it in my trunks pocket when I went out swimming, It had to be underwater for like 10 minutes or so before I realized it, thankfully, we were on holiday in Turkey at the time so I could leave the phone (without a lid or battery) on the balcony for days to dry. And eventually, it worked! But that came with a few issues.
1. The phone would shut off randomly.
2. Had to charge the phone to power it on.
3. The camera had a few dark spots where water got in.
4. When the phone was powered off it would constantly start beeping, the same beep you hear when I power it on.
5. Speakers are weak.
Nowadays, I am pretty sure all the water is out of the phone, and I am only having these issues now.
1. The camera had dark spots.
2. Speakers are weak.
But yesterday, things were getting weird, when I closed the phone (close the phone, not power it off), and I try to open it again, it would not open and would randomly make a beep sound, then the buttons on the bottom would light up, the only thing I can do to make it normal was removing the battery, when I did that I tried putting the battery back in, and it is back to making those beeping sounds I mentioned on point 4. So I tried charging the phone to power it on, and it still didn't do anything! I found the only way to power the phone on was charging it without the battery then waiting like an hour for the 'charging' sign to come up allowing me to power the phone and insert the battery back in. But it still won't open when the phone is closed (again, closed, not powered off).
What should I do?
Water got in. Deep. And the fact that it was not disassembled and let to dry made it worse. Water could have still been inside. And the fact that you still used it didn't help either. Time for a new device.
西村大一 said:
Water got in. Deep. And the fact that it was not disassembled and let to dry made it worse. Water could have still been inside. And the fact that you still used it didn't help either. Time for a new device.
Click to expand...
Click to collapse
The thing is, everything works, It's just the hard procedure of powering it on. But yeah, I might as well leave it on forever with certain apps until its time is up. FPBP to you sir.
You could certainly replace the speakers and camera, but I for one have no idea what the heck is happening with the weird sleep issue (yes, closing the phone=putting your pc into sleep or hibernate). I say it could be a power button failure, but if you could order a new frame off of ebay and replace it, see if the issue is still here. And that's not a beep, that's a tune you hear when the phone powers on. Or the vibration? Please clarify.

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