[Q] black screen and white stripes (CM9) - Defy Q&A, Help & Troubleshooting

Update4: (14.01.2012 1244): This method didn't work. I sent my Defy back to Amazon and they repaired it under warranty
They will send it back to me next week. It seems that it was a production failure.
Anyway, thank you very much for your help cengiran!
Hi Guys!
I do have a big problem with my Defy.
I updated the CM9 onto the newest version and had to activate my google-acc. I didnt finish the smartphone registration and put my Defy to the side. Today morning the battery was empty and I reloaded the battery. After that I turned the device on but the only thing it shows is a black screen with stripes (even in cwm and bootloader). Does anyone know how to fix my Defy??? The Defy boots completely but the screen remains crappy ;(
Please help me!!!
With best regards
HT
Edit1: (27.12. 1421): New day, same problem ;( Still found nothing helpful...
Update: (27.12. 1736): Flashed a new fixed sbf with RSD Lite. Still the same problem. Could it be a hardware problem??? LCD-Display broken or stuff like that? Didnt throw the phone through the room like others (^^);
Update2: (29.12. 0801): Error still remains... Is their anyone who had the same problem or who can help me? Do I have to replace my Defy? Might there be problems with Amazon (warranty) because of root and stuff like that?
Update3: (30.12. 2217): Now trying the tip by cengiran:
cengiran said:
hi there,
i have the same issue but not due to CM9 installation but due to hardware issue. judging by your writing, this has nothing to do with software and so hopefully this helps.
My screen is also black at boot with some part of it are stripes (and some bad white and blue square w/ noise) and looks like a broken LCD monitor.
This is due to hardware malfunction (probably your battery went bad) in my defy the battery have some water damage and somehow it screws up the voltage regulator or the grounding part, but does boot with the correct screen using some techniques on every boot.
Try this solutions:
1. completely discharge your battery, take it off, hold the phone power button for 30 seconds to make sure every power stored in phone is out. Put the battery back on and connect the charger while the phone is still off. DO NOT turn the phone on. Your screen will look all mess up when showing the green battery, wait until 3hours and take a look at your screen again. In my case, the screen showing the the battery charging image is clear again after i did this. - this is to make sure that your screen is actually okay. Try turning your phone now and see...if its still bad then go to step 2.
2. turn phone off, open the battery case. Connect phone to charger again without turning it on. The phone will do its regular boot up until showing you the battery icon again. when the battery icon is there, PULL the BATTERY out of the phone (the charger cable is still connected to the phone). the phone will reboot itself with the correct screen usually, if it doesnt boot itself, quickly pull charger cable and reconect it again (with the battery still detached from your phone).
mind you if you get to the okay screen, this will not boot your phone, this will bring you as far to the battery icon with a question mark (we know for sure is just battery issue now). regardless screen is okay or not, proceed to step 3.
3. turn off phone, battery out of the phone, and press the power button for 30 seconds. release power button and re-insert battery and boot. (usually still bad but this is to ground any left voltage in there). after it boots (with the bad screen, if the screen is okay then proceed to using your phone like usual) before the LED lights blinks (the 2nd.init lights) pull out battery, press the power button for 2 seconds, re- insert, and boot. repeat this as necessary until it boots with an okay screen.
tips:
battery empty is for step 1 only, steps 2 and 3 needs power form the battery.
You can actually go to step 3 if you wishes, but my experience is by using step 2, it will talke less retry until i boot with the okay screen (i need to do this everytime i restart the phone mind you, so its a daily thing) .
the LAST tip: there no rules of thumb on how many retries it needs, if you have been retrying for 20 minutes on step 3 with no avail, revert back to step 1 or 2 and retry step 3. If this is sill fails, then you might need to consider purchasing a new battery, or take it for a repair!
Im still waiting for my new battery, but now it only takes me 5-6 tries before it boots correctly, in the apst it took me 15 minutes of constantly retrying so be patient, but still need to set a line when to give up!
Hope this helps and good luck
how does it go?
to completely discharge your battery is tricky...and actually not recommended because i heard our kind of battery should never went completely gone, it can mess up the battery capacity. i suggested it because thays what i did and in this case, battery cost much less then actual repair,,call it collateral if you will.
heres what i did to completly discharge it...after the phonse turned off automatically due to battery running out, it still have around 2% in it so reboot and enter 2ndinit/boot loader. let it stay there until the phone turned off on its own again. in 2nd init, the phone wont turn off screen so it will continue using whatever is left in the battery. keep n mind that even at very small amount of juice left, this process can takes up 2hrs or more.
Click to expand...
Click to collapse
...can't post a photo of the screen...
Update4: (14.01.2012 1244): This method didn't work. I sent my Defy back to Amazon and they repaired it under warranty
They will send it back to me next week. It seems that it was a production failure.
Anyway, thank you very much for your help cengiran!

push10char

pushagain;(

hi there,
i have the same issue but not due to CM9 installation but due to hardware issue. judging by your writing, this has nothing to do with software and so hopefully this helps.
My screen is also black at boot with some part of it are stripes (and some bad white and blue square w/ noise) and looks like a broken LCD monitor.
This is due to hardware malfunction (probably your battery went bad) in my defy the battery have some water damage and somehow it screws up the voltage regulator or the grounding part, but does boot with the correct screen using some techniques on every boot.
Try this solutions:
1. completely discharge your battery, take it off, hold the phone power button for 30 seconds to make sure every power stored in phone is out. Put the battery back on and connect the charger while the phone is still off. DO NOT turn the phone on. Your screen will look all mess up when showing the green battery, wait until 3hours and take a look at your screen again. In my case, the screen showing the the battery charging image is clear again after i did this. - this is to make sure that your screen is actually okay. Try turning your phone now and see...if its still bad then go to step 2.
2. turn phone off, open the battery case. Connect phone to charger again without turning it on. The phone will do its regular boot up until showing you the battery icon again. when the battery icon is there, PULL the BATTERY out of the phone (the charger cable is still connected to the phone). the phone will reboot itself with the correct screen usually, if it doesnt boot itself, quickly pull charger cable and reconect it again (with the battery still detached from your phone).
mind you if you get to the okay screen, this will not boot your phone, this will bring you as far to the battery icon with a question mark (we know for sure is just battery issue now). regardless screen is okay or not, proceed to step 3.
3. turn off phone, battery out of the phone, and press the power button for 30 seconds. release power button and re-insert battery and boot. (usually still bad but this is to ground any left voltage in there). after it boots (with the bad screen, if the screen is okay then proceed to using your phone like usual) before the LED lights blinks (the 2nd.init lights) pull out battery, press the power button for 2 seconds, re- insert, and boot. repeat this as necessary until it boots with an okay screen.
tips:
battery empty is for step 1 only, steps 2 and 3 needs power form the battery.
You can actually go to step 3 if you wishes, but my experience is by using step 2, it will talke less retry until i boot with the okay screen (i need to do this everytime i restart the phone mind you, so its a daily thing) .
the LAST tip: there no rules of thumb on how many retries it needs, if you have been retrying for 20 minutes on step 3 with no avail, revert back to step 1 or 2 and retry step 3. If this is sill fails, then you might need to consider purchasing a new battery, or take it for a repair!
Im still waiting for my new battery, but now it only takes me 5-6 tries before it boots correctly, in the apst it took me 15 minutes of constantly retrying so be patient, but still need to set a line when to give up!
Hope this helps and good luck

Hi cengiran,
thank you very much for your help. I will try this immediately. The only problem I do have that my battery doesn't want to go empty XD
There are so many people who want their battery to last as long as possible and now I want to get it empty a quick as possible XD Irony
Since 26th December 1004 pm my Defy runs with one single battery charge XD I think thats a pretty good battery life for a smartphone ;D
If your tips don't work I will sent it back to Amazon and hopefully they send me a new one or repair my old one.
Thanks again and I will post if your method works.
With best regards
HT
P.S. Amazing that this thread is the 1st Google search result for this problem XD

how does it go?
to completely discharge your battery is tricky...and actually not recommended because i heard our kind of battery should never went completely gone, it can mess up the battery capacity. i suggested it because thays what i did and in this case, battery cost much less then actual repair,,call it collateral if you will.
heres what i did to completly discharge it...after the phonse turned off automatically due to battery running out, it still have around 2% in it so reboot and enter 2ndinit/boot loader. let it stay there until the phone turned off on its own again. in 2nd init, the phone wont turn off screen so it will continue using whatever is left in the battery. keep n mind that even at very small amount of juice left, this process can takes up 2hrs or more.

Finally! My battery is empty
Now I try your method and see what happens

This method didn't work. I sent my Defy back to Amazon and they repaired it under warranty
They will send it back to me next week. It seems that it was a production failure.
Thanks anyway!
With best regards
HT

cengiran said:
This is due to hardware malfunction (probably your battery went bad) ...
Try this solutions:
....
2. turn phone off, open the battery case. Connect phone to charger again without turning it on. The phone will do its regular boot up until showing you the battery icon again. when the battery icon is there, PULL the BATTERY out of the phone (the charger cable is still connected to the phone). the phone will reboot itself with the correct screen usually, if it doesnt boot itself, quickly pull charger cable and reconect it again (with the battery still detached from your phone).
mind you if you get to the okay screen, this will not boot your phone, this will bring you as far to the battery icon with a question mark (we know for sure is just battery issue now). regardless screen is okay or not, proceed to step 3.
3. turn off phone, battery out of the phone, and press the power button for 30 seconds. release power button and re-insert battery and boot. (usually still bad but this is to ground any left voltage in there). after it boots (with the bad screen, if the screen is okay then proceed to using your phone like usual) before the LED lights blinks (the 2nd.init lights) pull out battery, press the power button for 2 seconds, re- insert, and boot. repeat this as necessary until it boots with an okay screen.
Click to expand...
Click to collapse
Thanks a lot, a mix of these two works for me !
My problem arise after a month that I switched off defy for replacing it with a new smartphone (Xiaomi M2S).
I removed battery to force it to switch off, because I couldn't see anything.
I replaced the battery, I connected the phone to charger and after ten seconds (more or less) I removed the battery.
At this point I can see the Motorola logo. I've re-inserted the battery and it shows that it is at 97%.
For sure, the lcd is working

Related

Really annoying problem...

Hey guys.
I'm experiencing some problems with my Touch HD. When I get it to start I'm really happy with it and every program runs as it should.
My problem is the battery or something like that. I can have the battery power at 70% one second and the next the phone is telling me to either charge the battery or the device will shut down. I try to start it again but at the start screen it says Battery level to low, your device will shut down.
When I try to charge it the LED under the power button will show a solid amber light, telling me that it's charging, for about 7-9 seconds and after that it will either start flashing between amber and green light or just turn off.
I've tried having it like that over night and try to start the phone in the morning and the same message appear on screen, "Warning! Battery level to low! Your device will shut down!"
Read in some other post about someone who had a similar problem, but not quite the same, and that was resolved by removing the battery, plug in the USB cable for a few seconds, disconnect everything and then put the battery back in and start the phone. This works for me about 30% of the time. When it works the battery shows about 60-80% power.
I've tried a hard reset and I've tried to contact HTC without any success. Any suggestions from you guys, you seem to know almost everything there is to know about these phones.
Thanks.
/Markus
Have you tried keeping the battery out for a day?
When I got my phone, the first 7 charges I turned the phone off and charged it all the the way up (to get the calibration accurate). Now the battery life is excellent, I can use it for couple of days without charging.
You should try returning the phone, seems it is fine software wise. Can you use the phone with the charger in? If yes, then there is probably something wrong with the battery or the hardware that is interacting with the charging.
I've tried keeping the battery out for about 24 hours but it didn't help. I can't start the phone when I have it plugged to the charger. I'm going to return it today and see if they can just exchange the phone in store or if they need to ship it somewhere to be repaired
Thanks anyway.
Sounds like a defective battery to me...
That's a good idea, better to get a new one.
crapforbrains said:
Hey guys.
I'm experiencing some problems with my Touch HD. When I get it to start I'm really happy with it and every program runs as it should.
My problem is the battery or something like that. I can have the battery power at 70% one second and the next the phone is telling me to either charge the battery or the device will shut down. I try to start it again but at the start screen it says Battery level to low, your device will shut down.
When I try to charge it the LED under the power button will show a solid amber light, telling me that it's charging, for about 7-9 seconds and after that it will either start flashing between amber and green light or just turn off.
I've tried having it like that over night and try to start the phone in the morning and the same message appear on screen, "Warning! Battery level to low! Your device will shut down!"
Read in some other post about someone who had a similar problem, but not quite the same, and that was resolved by removing the battery, plug in the USB cable for a few seconds, disconnect everything and then put the battery back in and start the phone. This works for me about 30% of the time. When it works the battery shows about 60-80% power.
I've tried a hard reset and I've tried to contact HTC without any success. Any suggestions from you guys, you seem to know almost everything there is to know about these phones.
Thanks.
/Markus
Click to expand...
Click to collapse
switch off wifi, install Advanced Config, select all power management enabled
and try again. i also had the situation that my hd took 1550 mA. so the battery was sucked empty within several hours. now everything runs perfect...
Have exactly the same problem
I have exactly the same problem. One moment the phone works and charges fine and the next it shows irratic battery levels and eventually needs to be shut down. Following the shutdown you get the 'Battery level too low' message on startup, right after the Smart Mobility screen. In my case I think the problem mostly started when the phone was either just connected to a PC using the sync cable or when trying to top-up the charge using the wall charger. I also noticed that when the problem appears the plug symbol would appear (indicating it is charging) or sometimes not and then when checking the battery level, the indicators would actually go down sometimes losing 2 or 3 at a time until there is only 1 left and the phone says it needs to shut down. Pluging in the wall charger does not help as the LED indicating the phone is charging only stays on for a few seconds.
Now, I had many trials with removing battery, sim card, memory card or any of those in combination and sometimes these seem to work, but I think the key is the temperature of the phone. Every time I went to the car to drive home, where it was cold, the phone would start charging again, when just before that it would not react to anything all the time I was in the warm office.
I have now contacted HTC and am sending it to their repair centre tomorrow. Hopefully this is recognised as a fault and I will get a replacement. BTW, they arranged for a free courier pickup. Not bad, but the key for me is that the phone is being replaced as I really like the phone.
Update: Got a replacement after 1 week
Got my replacement phone today and hope that this time I have no further problems. I also had to return my previous one with a screen problem (see my post here http://forum.xda-developers.com/showthread.php?t=439410&page=2).
Everything went quite smootly and I liked the offer of a free of charge UPS pickup, so the only complaint I really have is that HTC send me a new phone but no replacement screen protector. Just the original screen sticker (the one with some writing on it) had been stuck on. It was in a bit of state like it had been taken off and put back on several times. I just called them to send me a replacement screen protector, but I don't hold my breath to get one. Probably end up buying it from the website.

turns off and will not come back on for ages

hi
my htc touch hd has been a bit jittery for the past week. occasionally just turning itself off or having various hangups.
I have the Stock ROM on it and have not tried to do anything extra to it.
Problem is now it has gone off completely and won't come back on. Took the battery out for 15 minutes and it started briefly and went off again after the very first smart mobility screen.
any ideas?
hard reset if i can get it started or is it a more serious issue?
don
Sounds like you need a new battery.
Hi there,
i agree with stuntdouble, sounds like a hardware (battery) issue. Is your phone still under warranty? If so, HTC could maybe send you a replacement battery?
To diagnose whether it is a battery issue or not, please try the following if possible:
(1) Charge the battery to 100%.
(2) Disable from running or uninstall any 3rd party applications.
(3) Disable Bluetooth and Wi-Fi,
(4) Enable flight mode
(5) Set backlight to maximum settings.
(6) In the power management settings, uncheck any option that would set the backlight to turn off.
(7) Let phone stay idle for 1 hour and check battery capacity.
(8) If there is a loss of 40% or more, then this means that battery is faulty and needs to be replaced.
Best of luck.
My 2 cents
This should help identify if it's a battery OR hardware OR software issue
* Is your battery completely charging? (i.e the light in your power button should be green when fully charged)
* Can you access the Bootloader? If you can, will it stay there and drain the battery?
* Have you tried a complete Battery Charge Cycle?
Battery Charge Cycle (As I do it)
* Turn the device off
* Attach to charger / USB cable and charge the device until the light in the power button goes GREEN
* Remove SD Card and enter the Bootloader
* Leave the system powered on in the Bootloader running from BATTERY ONLY - the device usually does NOT charge from an external source while in Bootloader - Either way, just to be safe, disconnect all external power sources
I use the cycle every once in a while on ALL my electronic devices to ensure their batteries are being completely charged and completely discharged. It is my PERSONAL OPINION that ALL batteries suffer from a "battery memory". Google it.
(8) If there is a loss of 40% or more, then this means that battery is faulty and needs to be replaced.
Click to expand...
Click to collapse
- This is a good method of testing, however it seems the OP can't get the device to stay on at all, which is why I suggested using the bootloader. So no offence intended by posting similar steps. (I'm not a fan of cutting another man's grass LOL)
Ive been having the same problem as well.
The phone would randomly freeze or even shut off by itself and the only way to restart it would be to take out the battery and put it back in. Sometimes, it gets stuck on the "Smart Mobility" bootup screen and I have to take out the battery multiple times for it to actually boot up to the home screen.
It's been a bit finicky with the charger too. I would leave it charging for a bit and come back to find the phone either frozen or shut off completely.
I'm not sure if I'd be able to test if it were the battery if my phone gets moody and decides to shut off. How do you enter the bootloader?
thomaslchen said:
Ive been having the same problem as well.
The phone would randomly freeze or even shut off by itself and the only way to restart it would be to take out the battery and put it back in. Sometimes, it gets stuck on the "Smart Mobility" bootup screen and I have to take out the battery multiple times for it to actually boot up to the home screen.
It's been a bit finicky with the charger too. I would leave it charging for a bit and come back to find the phone either frozen or shut off completely.
I'm not sure if I'd be able to test if it were the battery if my phone gets moody and decides to shut off. How do you enter the bootloader?
Click to expand...
Click to collapse
(mine was not battery issue). The problem is corrupt file system on internal storage or memory card. After fixing the file system, I dont have this problem anymore.
how did you fix the file system? Would a hard reset fix the problem?
Take out memory card and do HR.
It should bring device to original HTC state... so yes, it should fix it.
In the meantime, you can check memory card on some PC...

Dell venue pro not turning on?

Hey guys, just wanted to see if anyone else was having this problem, or if possibly my girlfriend has a defective unit. Like i said, my gf has a dvp but when it dies and i connect it to a charger (1 amp) it'll sit for 10-15 minutes and still wont turn on. I was able today to take the battery out, let it sit for a minute, then put it back in and turn it on, and it did just that. And then it showed that the phone was charging. then after a few minutes it turned off.
Anyone else have this problem? Because i know as is, the phone is supposed to turn on automatically because the phone has to be on to charge (a wp7 "feature")
anyone think i have a defective unit? By the way...today when it happened it was the 2nd time its happened to her so far.
simbadogg said:
Hey guys, just wanted to see if anyone else was having this problem, or if possibly my girlfriend has a defective unit. Like i said, my gf has a dvp but when it dies and i connect it to a charger (1 amp) it'll sit for 10-15 minutes and still wont turn on. I was able today to take the battery out, let it sit for a minute, then put it back in and turn it on, and it did just that. And then it showed that the phone was charging. then after a few minutes it turned off.
Anyone else have this problem? Because i know as is, the phone is supposed to turn on automatically because the phone has to be on to charge (a wp7 "feature")
anyone think i have a defective unit? By the way...today when it happened it was the 2nd time its happened to her so far.
Click to expand...
Click to collapse
It's happened a couple times on mine since I got it in late December.
I am currently having this same problem. This is distinctly different from the other crashes (Marketplace/wifi kindof thing), which is often resolved by quickly removing and replacing the battery, which many are waiting for the April 18 Dell firmware fix to resolve. (Better to hold the power button down for 5 secs than constantly remove the back and battery.)
This is different. The phone is quite dead. The power button is completely unresponsive. The battery must be left out for at least a minute. The phone doesn't even charge when in this state, as I left it on the charger overnight. It does recur as well, but I haven't had time to fully investigate. I have had the nodo update for a week prior to this occuring, so that may not be related.
Having the same problem, and as the guy above stated, THIS IS COMPLETELY DIFFERENT FROM THE NORMAL CRASHES. This has started for me since the NoDo update. Pulling the battery does nothing. I just have to leave it sit and come back. Sometimes it restarts on it's own after 5 minutes and sometimes 2 hours. Either way, I am sick of this lemon.
Same here
Hey i am having the same problem also. I thought it was just because my phone completely died. It turned on eventually and then i had it charging overnight and now its doing the same thing. Seriously thinking about going back to android. So many problems.
I'm having a very similar problem to the one described above. Earlier this evening I unboxed a completely new Dell Venue Pro. It was carrier locked to T-Mobile, but I have subsequently unlocked it with the code provided to me from Dell directly. My plan is to use the phone on the Rogers network in Canada, and right now there is no SIM card in it.
Anyway, the phone refuses to charge properly. When it has the battery in it, and I try plugging it into the wall, the phone shows a full screen icon of a battery with a AC plug on it (I assume this means the phone is fully charged.) However the moment I unplug it the screen goes dark and there is no way of turning it back on. I've tried holding the power button, I've tried pulling the battery, putting it back in, and then holding the power button. Nothing seems to work.
If I plug in the phone into the wall with no battery in it. I can get into the OS. If I then put the battery back into the phone while it is still charging, it'll show that the battery has no charge. After a few minutes (in the ball park of 5-10) it'll again show the full screen icon of a battery with a AC plug on it.
I've compared this to my friend's Samsung Focus which was plugged in when it has no charge. The Samsung focus will show a full screen critically low battery icon when first plugged in, then as it charges we'll get a full screen low battery icon, and then the Windows Phone 7 OS itself will load. (It is still not fully charged, so I do not know if we ultimately get the full screen icon of the battery with plug.)
Both phones (Samsung Focus and Dell Venue Pro) have been charging for over 2 hours now. The Samsung Focus is in the WP7 OS and shows an increasingly charged battery. The Dell Venue Pro still has that full screen battery+plug icon.
The only way I can access the WP7 OS on the Dell Venue Pro is to take out the battery and plug it directly into a wall, or directly into the computer. I have succeeding at carrier unlocking it and upgrading the OS all the way to Mango using this approach. However the phone just refuses to run on battery power.
Has anyone else run into this problem? Do you think it is the phone, or the battery itself? Any advice would be appreciated.
P.S. Sorry to bump such an old thread, but I'm a n00b, and the video said to find a thread related to my problem, and post there.
Edit: So the Samsung Focus finished charging. It lets me interact with the WP7 OS, and does not have the full screen battery with AC plug icon. Although it does have a much smaller version of the icon on the top of the screen where the remaining battery icon is.
demondo said:
If I plug in the phone into the wall with no battery in it. I can get into the OS. If I then put the battery back into the phone while it is still charging, it'll show that the battery has no charge. After a few minutes (in the ball park of 5-10) it'll again show the full screen icon of a battery with a AC plug on it.
Click to expand...
Click to collapse
Sounds like something my phone did a few months ago. I was able to resolve the issue by following the steps in the post below.
http://forum.xda-developers.com/showpost.php?p=11699369&postcount=10
The issue hasn't happened since. Not sure if it's the same issue but give it a try and see if it helps
THANKS, it worked!
I know I tried those steps (from the same post) before upgrading to Mango and it didn't seem to work. After upgrading to Mango, it did work. The only variation I made to the steps was that when you try to shut down the phone (while holding the power button) I also swiped downward, as that is now needed with Mango.
demondo said:
THANKS, it worked!
I know I tried those steps (from the same post) before upgrading to Mango and it didn't seem to work. After upgrading to Mango, it did work. The only variation I made to the steps was that when you try to shut down the phone (while holding the power button) I also swiped downward, as that is now needed with Mango.
Click to expand...
Click to collapse
Hi demondo, im having the same exact problem as you and im also with mango, can you please explain a little better what you did ? Until now nothing had sucess for me
Thanks
Hi Mauriciovsky,
I do not know what the minimum number of steps is to get rid of the problem. Here's what I did, but probably some of it isn't needed:
Charge the phone (with battery in it) using the AC adapter for a few hours with the bettery + plug icon. (I charged it until a Samsung Focus was fully charged.)
Unplug the charger.
Take out the battery.
Plug in phone to computer over USB.
Update the phone all the way to Mango. (You know you're in Mango when holding the back button brings you to the tile view of your running applications.)
With phone still plugged in to USB, plug in the battery.
(MAYBE) unplug the phone from USB. I can't recall if I did this step or now, I don't think so, but maybe.
Either way, turn off the phone. This is done by holding the power button for two seconds and then swiping downward when instructed to do so.
Unplug the phone if you haven't done so earlier.
Hold the power button for two seconds, then let go. The Dell logo should appear, and the phone should boot.
Sorry I can't give you a more concise explanation. However, the phone has been working great in the few hours since the problem went away. Hopefully it'll work for you too.
demondo said:
Hi Mauriciovsky,
I do not know what the minimum number of steps is to get rid of the problem. Here's what I did, but probably some of it isn't needed:
Charge the phone (with battery in it) using the AC adapter for a few hours with the bettery + plug icon. (I charged it until a Samsung Focus was fully charged.)
Unplug the charger.
Take out the battery.
Plug in phone to computer over USB.
Update the phone all the way to Mango. (You know you're in Mango when holding the back button brings you to the tile view of your running applications.)
With phone still plugged in to USB, plug in the battery.
(MAYBE) unplug the phone from USB. I can't recall if I did this step or now, I don't think so, but maybe.
Either way, turn off the phone. This is done by holding the power button for two seconds and then swiping downward when instructed to do so.
Unplug the phone if you haven't done so earlier.
Hold the power button for two seconds, then let go. The Dell logo should appear, and the phone should boot.
Sorry I can't give you a more concise explanation. However, the phone has been working great in the few hours since the problem went away. Hopefully it'll work for you too.
Click to expand...
Click to collapse
Thanks a lot for the help demondo and the other guys
I had the same problem: my DVP's, running WP7.5 "Mango", battery got drained and when I tried to turn it back on it would not boot, not even when I hooked it to a power outlet. I finally got it running again, here's what I did:
1. Take out the battery.
2. Turn it on (you should see the Dell logo by now).
3. Put the battery back. (It will alert you that the battery is critically low).
4. Charge it.
*Hope this helps*

[Q] Mt4G won't boot AT ALL

I went out for a while with my battery at 20%, when I came back it had drained out. I put it to charge, but when I tried to switch it back on, it refused to boot. On a normal power button press, it would vibrate 3 times and then the red notification light would start blinking. Same thing with power + volume_up. If I press power + volume_down, it would vibrate 5 times and the green notification light would stay lit. Nothing comes on the screen, whatsoever.
I was rooted with S=off, and was using the Operation Inferno ROM (which I have been using comfortably for the past month or so).
I did try some stuff with ADB, such as using it to reboot into bootloader and recovery (same 3 vibrate + red notification light), pushed the Operation Inferno ROM again to the sdcard and tried to restore the ROM from that location (for which I got adb: unable to open file /sdcard/backup.zip).
I haven't yet gotten around to downloading and installing the factory image some have suggested for the eMMC issue (PD15IMG.ZIP) but I wanted additional opinions considering most people with an eMMC issue have been able to open HBOOT at least.
When the phone doesn't power on, neither ADB nor fastboot will help you. There is no device on the other side, so all your attempts went to the drain, and it was expected. Nothing to do with eMMC issue or anything else. Your phone just doesn't power on.
Put your phone to charge, if the light turns orange - just leave it to charge until it's green, then disconnect and try to power on.
If the light doesn't turn orange, or it doesn't power on even after charging - remove the battery for 10 min, press Power button for 1/2 min, release the button, reinsert the battery, put to charge. And again, let it charge before you try to turn it on.
I did charge it earlier (for about half an hour or so) and the orange light does come, but it didn't boot after that either.
I'll just give it a try by charging it through the night and see.
I think a key thing is to take out your battery for 10 min, as Jack_R1 suggested. Then proceed with the charging.
Sent from my HTC Glacier
Still doesn't work. I dissembled it and kept it like that for quite some time, then put everything back and charged it for hours. Still the same issue happening during boot.
Connect the phone to USB, powered off, see if the PC recognizes "QHSUSB_DLOAD" device. Try to power it on, see if it happens.
If it happens - it means your primary bootloader is screwed, in another words - no repair (actually, repair is theoretically possible, but no guide, no information and no sources exist for MT4G).
Jack_R1 said:
Connect the phone to USB, powered off, see if the PC recognizes "QHSUSB_DLOAD" device. Try to power it on, see if it happens.
If it happens - it means your primary bootloader is screwed, in another words - no repair (actually, repair is theoretically possible, but no guide, no information and no sources exist for MT4G).
Click to expand...
Click to collapse
When its plugged in, its recognised by the ADB (even when powered off), and I can do some basic commands (mentioned in the first post). When I power it on the same thing happens as when it wasn't plugged into USB (ie, the vibration and the blinking LED).
I'm also worried about water damage, since a very tiny amount did come on it as I was sweating profusely. Although the indicators in the battery tray and on the battery itself don't signal damage (they're completely white) I've just decided to try and keep it opened up in a bowl of rice, just in case, until someone is able to come out with some idea.
As I'm in India, taking it to T-Mobile is not an option. If nothing works out, I might take it to HTC and see if they can help out.

Battery is fully discharged and doesn't charging - only access is to Fastboot

Hello,
I wasn't using my Moto X Style for some time. I've took it yesterday, and it has a problem with loading.
Battery is fully discharged. I can't turn on my phone.
When I plug phone to charger (I've tried 4 different charges, with different cables), screen is blinking - white screen with battery icon on it. It's showing for around 1-3 seconds, turn off, and again. I left it for whole night, but it doesn't help. Still nothing.
I can get into Fastboot. When I choose any option like Start / Reset Bootloader/ Recovery Mode etc. is showing white screen with Moto logo, than turn off and screen is black, after that I can't get into Fastboot mode, I need to unplug and plug cable again.
I've noticed, that when I get first time in Fastboot mode, I saw red information "Battery is low". Now, after my trying to turn on the phone, there is green information "Battery is OK"
When I left telephone in Fastboot mode, it restart after some seconds, and start blinking with white screen and battery icon.
Any ideas how to turn it on?
I saw in internet one option, to disassembly phone, cut USB cable, and put (+) and (-) wires directly to battery to load it. What do You think?
It sounds like your battery may be completely shot. Battery replacement may be your only option.
aybarrap1 said:
It sounds like your battery may be completely shot. Battery replacement may be your only option.
Click to expand...
Click to collapse
I'm thinking, that You are right
I'll replace battery
Thank You
Almost sure your battery is dead, or in a weird case it may be disconnected
I got an used X Style that wasn't turning on at all and it did the same things you described, i popped out the back cover and saw that indeed the battery was disconnected, after putting the connector in place it booted up normally (btw, the battery didn't last too long, it couldn't last more than 20 min and would turn off, so yeah you should change it for better)

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