[Q] Screen Issue - Legend Q&A, Help & Troubleshooting

As this being my first post I hope it's in the right place and I can assure you that I've searched for an answer or post to no avail.
So the thing is that I have a Legend with a widely known issue with the screen where it won't detect correctly the finger placement and the only thing that draws down is the notifications bar. After some observation I've ruled out a digitizer failure since after a few moments of using the phone the issue starts and it's random, that led me to believe that there should be some issue with the stock software, also everywhere in the web people are saying that it must be related to the software, so I thought that if I rooted the phone and loaded a custom ROM I would be able to regain control of this device. Have any of you guys have had this approach? Am I on the wrong path here? Please let me know what you think of this as a possibility or if anyone have achieved to get the screen working again.
Greetings to you all and be well.
Ferno!

Not sure how rooting phone would fix a screen issue but its worth a try. Just make sure you know how to unroot if the screen problem still persists so you can send it back for a fix.
Sent from my Legend using xda premium

I remember the last time i had a screen issue was there's some dry smudges messing with my digitizer. so use if you have a screen guard. take it off and clean the whole screen. else ruu back your legend to stalk and send it back for repair.
err... there's another thing you can try but i'm not sure it this works. you can head here at
http://forum.xda-developers.com/showthread.php?p=5475283
and download the htc ime with the clicker apk if you are in cm7. theres a screen calibrator within the ime setting where you can calibrate your screen. i'm not sure if this calibrator effect the whole screen beside keyboard.

Related

[Q] Freezing HD2 after lock

I know there are hundreds of threads and articles posted about HD2s freezing with the lock screen but this issue seems different to me. My problem is that whenever I lock the phone the touch screen will freeze entirely. I thought a work around may be to install a different lock screen. After installing that I can get past the lock screen but the touch screen still is not responsive. I have no idea what to do. I already did a hard reset and it still does it. I would like to add that it is completely consistent. It happens every time without fail. In order to even use the phone I have to pull the battery and I get one use out of it before it locks and I have to pull the battery again. Does anyone have any suggestions? I would really appreciate it..
Update: I flashed the original ROM to my phone and the freezing problem still exists.. I have no idea what to do at this point.
Update 2: Narrowed down the problem to being the physical "power/end/lock" button. If I slightly press it but not fully it will go to the honeycomb style menu with all the apps. If I press it fully the screen will go out like normal but then if I restore it, the entire screen is locked up. Nothing will work after that until I pull the battery.
I've directly linked the issue with the power button. I dont know why all of a sudden the power button would have a different function. The work around I found is while the phone is locked and the screen is off I can press the green button to unlock the phone and the touch screen will then function. If I use the power button it will remain frozen. Any ideas what happened?
Hello,
I got some bad news for you, this issue is actually related to the digitizer (hardware) not software. What i would recommend is called HTC for a repair and send it in, it is covered by warranty, hopefully you have warranty.
A lot of people are having this issue, no-one yet has been able to pinpoint the cause, but here is the link a thread with similar problem:
http://forum.xda-developers.com/showthread.php?t=854165
Luckych
Thanks for the reply. I do not think I have a warranty on this phone considering I bought it privately. Ill talk to Tmo and HTC and see what I can do. Just a theory, I may be wrong. But I live in PA and its been getting below 20 here lately. I noticed today that my work around didnt work when I was outside working on my car. Then I went inside and used a blow dryer to heat up the phone and it started working again. The end button didn't function properly but I could unlock the phone with the green send button. Perhaps the cold weather is shorting out people's digitizers? I don't really know how they work so that's why i said its only a theory. I bought this phone in the spring and didnt have an issue until now when it started getting really cold.

[Q] Oh my poor Aria! (Screen Replacement issues. A little help please?)

Well I did it... Broke the screen a couple of weekends ago. Ordered and received a new one. (No problem and not too bad price-wise) Then I ordered the correct screwdriver. That came in yesterday and I followed a couple of tutorials online to take the thing apart. Not too bad despite the teeny-tiny parts. I got it back together and lo-it worked! Actually it took a couple of tries and I reflashed it but then it booted right up. All the apps seemed responsive and life was good once again...
Until I tried to make a call. Then the screen went dark and it appeared that the phone froze up. Called myself from the house phone and discovered that the Aria was dialing, connecting, and sending voice but that I couldn't hear anything on the Aria.
Disassembled, re-set the earpiece, reassembled, called myself again, and I could hear. The screen came on and stayed on, but the touchscreen would not function.
Disassembled, checked all the connections, and reassembled again. The phone appears to work correctly in all aspects until I try to make or receive calls. At that point the screen shuts down and the only way to disconnect a call (or get the screen back) is to pull the battery and reboot.
I tried reflashing the ROM and that didn't work. I'm afraid the transceiver is shorting the screen out somehow but have reached the limits of my expertise.
Any suggestions?
Thanks,
Jerry
I have never had to replace my digitizer so only speaking from what i have read but it sounds like the very small rubber piece that covers the proximity sensor. I have read that if missing or not placed correctly people have had the same problem as you. Just my thoughts
I've replaced my digitizer and I have had the exact same problem. E.Cardo is correct, it is the small rubber piece on the proximity sensor not positioned correctly or not present at all.
Thanks to both of you. The proximity sensor is supposed to be right behind the ATT logo, correct?
I can't wait to get home and try this. I really don't like the backup Cliq Xt... I'll post once I've messed with it.
gdgeorge said:
The proximity sensor is supposed to be right behind the ATT logo, correct?
Click to expand...
Click to collapse
It's hard to see them exactly so I took a picture to show exactly where they are:
http://imgur.com/a/36h8t#ayQhv
It's actually just above the & in the at&t logo, although if you have a replacement digitizer, it might not have the at&t logo on it. If you have trouble seeing it, try looking at it in the sunlight.
To add to what drumist said there as small black rubber piece that goes around the proximity sensor that prevents light seepage and allot of people discard it by mistake when disassembling the phone.
Sent From Deep Within The Rabbit-Hole
Why did you have to reflash? The new screen didn't worked?.
My aria's screen is broken too. I boutgh a new one but It doesn't work. Do you resolve this reflashing? (that's mean applying the new rom version from ATT)
Thanks for your response.
javierarenas said:
Why did you have to reflash? The new screen didn't worked?.
My aria's screen is broken too. I boutgh a new one but It doesn't work. Do you resolve this reflashing? (that's mean applying the new rom version from ATT)
Thanks for your response.
Click to expand...
Click to collapse
The screen or digitizer are hardware they should have nothing to do with the rom. The op only tried flashing the phone to illuminate it is a possible source of the problem. It sounds like you did not install the new screen or digitizer correctly you may need to disassemble and make sure everything is connected correctly and securely. Flashing your phone will most likely not correct your problem.
Sent From Deep Within The Rabbit-Hole
Maybe, just maybe, there are new drivers for the touchscreen included in the rom. I am using cyanogen 7.0.3 without problems, and it works nice with the old screen.
Or the new screen is defective.
I am pretty sure I installed correctly the new screen. Of course the old one is working fine right now.
I requested a new screen so I will wait...
Thanks again.

[Q] 3VO Durability

Hello
I'm wondering just how durable an E3D is, namely the touch sensors inside it.
Recently I dropped the phone twice on a hard surface, and started noticing strange behaviours, firstly with the touch functions and secondly with the phone always freezing up.
Not always, but sometimes when typeing, it's just a mess, the capitalizer writes a letter, multi letter feature is inaccessible, basically none of the characters work like they were ment to. The only solution thus far is to lock and unlock the phone, which fixes the keyboard and the touch functionality.
Sometimes I can't unlock the phone because the ring moves 3 times shorter of a distance, opposed to when its working properly, and if so you can forget about dragging icons into the circle to answer a call, it just won't go in all the way.
Oh and the freezes, completely, none of the touch sensitive buttons or the screen responds, sometimes the screen is the only responsive part while the buttons are completely dead, a lock/unlock is needed to fix it short term, also the buttons led go out, becoming none responsive, sometimes the led is off, yet I still get a vibrational feedback (Have it enabled) So all these irregularities are new, it never happened before dropping the phone! The only touch sensitive related issue I had before, from time to time, was the unlock pattern gesture not tracing, instead of sticking to the first circle I begin at, it moves to the next I drag my finger over. (also fixable by relock/unlocking)
During this post the keyboard wasn't acting up thankfully, but its getting more and more irritating to lock and unlock the phone while typing a message to someone.
First I was suspecting a virus, or low memory causing this behaviour, but after thoroughly cleaning the phone and acquiring more memory (by closing apps) I was still having the problem.
Any idea how sensitive the components are if subject to repeated shock from a distance of 1.5m or 5ft?
What are my options here if the irregularities persist?
G4m3rHead said:
Hello
I'm wondering just how durable an E3D is, namely the touch sensors inside it.
Recently I dropped the phone twice on a hard surface, and started noticing strange behaviours, firstly with the touch functions and secondly with the phone always freezing up.
Not always, but sometimes when typeing, it's just a mess, the capitalizer writes a letter, multi letter feature is inaccessible, basically none of the characters work like they were ment to. The only solution thus far is to lock and unlock the phone, which fixes the keyboard and the touch functionality.
Sometimes I can't unlock the phone because the ring moves 3 times shorter of a distance, opposed to when its working properly, and if so you can forget about dragging icons into the circle to answer a call, it just won't go in all the way.
Oh and the freezes, completely, none of the touch sensitive buttons or the screen responds, sometimes the screen is the only responsive part while the buttons are completely dead, a lock/unlock is needed to fix it short term, also the buttons led go out, becoming none responsive, sometimes the led is off, yet I still get a vibrational feedback (Have it enabled) So all these irregularities are new, it never happened before dropping the phone! The only touch sensitive related issue I had before, from time to time, was the unlock pattern gesture not tracing, instead of sticking to the first circle I begin at, it moves to the next I drag my finger over. (also fixable by relock/unlocking)
During this post the keyboard wasn't acting up thankfully, but its getting more and more irritating to lock and unlock the phone while typing a message to someone.
First I was suspecting a virus, or low memory causing this behaviour, but after thoroughly cleaning the phone and acquiring more memory (by closing apps) I was still having the problem.
Any idea how sensitive the components are if subject to repeated shock from a distance of 1.5m or 5ft?
What are my options here if the irregularities persist?
Click to expand...
Click to collapse
Don't know how durable it is...but I too face the unlock pattern issue sometimes, IMO it is a software issue .. Also if you take too much time to draw the pattern the screen goes off (even if you keep your fingers touched)......
The only solution thus far is to lock and unlock the phone, which fixes the keyboard and the touch functionality.
Click to expand...
Click to collapse
If a reboot fixes the problem, then it's not hardware, its a software problem. Do a factory reset.
Recently I dropped the phone twice on a hard surface,
Click to expand...
Click to collapse
Dropping your phone will usually cause hardware problems. Get a case or don't drop the phone anymore.
First I was suspecting a virus
Click to expand...
Click to collapse
There are no android viruses.
but after thoroughly cleaning the phone and acquiring more memory (by closing apps) I was still having the problem.
Click to expand...
Click to collapse
DON'T use task killers or force close apps, that only makes things worse, and is probably what is causing your problem.
sitlet said:
If a reboot fixes the problem, then it's not hardware, its a software problem. Do a factory reset.
Dropping your phone will usually cause hardware problems. Get a case or don't drop the phone anymore.
There are no android viruses.
DON'T use task killers or force close apps, that only makes things worse, and is probably what is causing your problem.
Click to expand...
Click to collapse
Well when app's foreclose there isn't much to do but close them ?
The task killer, well, I don't really use it much, I just have it, its called eRay..
Sent from my HTC EVO 3D X515m using XDA
sitlet said:
If a reboot fixes the problem, then it's not hardware, its a software problem. Do a factory reset.
Click to expand...
Click to collapse
It's not a reboot, just a lock/unlock of the screen/phone..
Sent from my HTC EVO 3D X515m using XDA
What on Earth is a 3vo!? Is it anything like an iphone 4!?
joehunni said:
What on Earth is a 3vo!? Is it anything like am iphone 4!?
Click to expand...
Click to collapse
An 3VO or E3D are abbreviations for the EVO 3D from HTC
Sent from my HTC EVO 3D X515m using XDA
Here's an update on this issue...
I've noticed that the upper left corner is the cause. How?
Well, in landscape mode on my homescreen, trying to pull the notification bar down (then from, the bottom left since were in landscape) will instead (without any animation) try to go to full homescreen view where I see all my 7 homescreen, but it does it in a zoom like feature, where the more I pull it to the side the more it will zoom in until final animation frame is reached LMAO.. I'm actually crying...
The sensor might be off, in that corner of the screen as dropped phone tend to land/hit the corners first...
I should ask an xda dev. to cook me up a "sensor status check" app to check if any of them are functioning incorrectly..
I don't know what more then that I could do?!..
Sent from my HTC EVO 3D X515m using XDA
Hey guys, thought I drop my final verdict on this issue.
As you all (who read this thread) knows, I was having an irritating problem with my E3D, namely the touch functionality of the screen was messed up, but only in a certain area, where I thought the sensors got discalibrated from the drops the Phone went through on hard surfaces.. I have used an app called "Check My Android" and the feature "MultiTouch" to identify the spot on the screen, where if I touched, a daemon took over my phone and started all kinds of wired behaviour such as item triggers on the other side of the screen and freezing, even slow mo zooming of the homescreen, one touch passive zooming of webpages and so forth..
Now with that app, I was certain that everything with it is not in order, but I didn't have the slightest clue on what to do about it. I ran across a comment about the built in utility diagnostics tool code for the Phone while browsing on U2B (YouTube), so by typing "*#*#3424#*#*" (which starts as you enter the lasts star) will basically allow you to test every aspect of functionality of your phone, where i also went for the screen draw test, and found myself strengthening what I already thought was the problem "an area on the screen messing everything else up" as I pressed within this area I found a straight line jump, from the "dead zone" to the bottom middle of the screen, as I was drawing circles, it drew a straight line there as i went over it with my finger every time. Than browsing on after that code's discovery, for "EVO 3D touchscreen problems" I ended up on a video offering similar problems..
Now the breakthrough or rather yet the solution came from that videos second and only comments, saying how "Disabling the ScreenLock of the Phone would fix that problem" and so it did!!! I'm not having any disturbance while typing, flipping pages touching that area or anything out of the ordinary, otherwise the Phone was almost unusable. It let's me to believe its a software miscoading flaw, but it wasn't always like that even though I used the screenlock since day one, so I'm not entirely sure what's up? other than its fixed...
I hope this fix can relieve others just as it did me
And the diagnostics code is also useful.. should be stickyd :]
Sent from my HTC EVO 3D X515m using XDA
G4m3rHead said:
Hey guys, thought I drop my final verdict on this issue.
As you all (who read this thread) knows, I was having an irritating problem with my E3D, namely the touch functionality of the screen was messed up, but only in a certain area, where I thought the sensors got discalibrated from the drops the Phone went through on hard surfaces.. I have used an app called "Check My Android" and the feature "MultiTouch" to identify the spot on the screen, where if I touched, a daemon took over my phone and started all kinds of wired behaviour such as item triggers on the other side of the screen and freezing, even slow mo zooming of the homescreen, one touch passive zooming of webpages and so forth..
Now with that app, I was certain that everything with it is not in order, but I didn't have the slightest clue on what to do about it. I ran across a comment about the built in utility diagnostics tool code for the Phone while browsing on U2B (YouTube), so by typing "*#*#3424#*#*" (which starts as you enter the lasts star) will basically allow you to test every aspect of functionality of your phone, where i also went for the screen draw test, and found myself strengthening what I already thought was the problem "an area on the screen messing everything else up" as I pressed within this area I found a straight line jump, from the "dead zone" to the bottom middle of the screen, as I was drawing circles, it drew a straight line there as i went over it with my finger every time. Than browsing on after that code's discovery, for "EVO 3D touchscreen problems" I ended up on a video offering similar problems..
Now the breakthrough or rather yet the solution came from that videos second and only comments, saying how "Disabling the ScreenLock of the Phone would fix that problem" and so it did!!! I'm not having any disturbance while typing, flipping pages touching that area or anything out of the ordinary, otherwise the Phone was almost unusable. It let's me to believe its a software miscoading flaw, but it wasn't always like that even though I used the screenlock since day one, so I'm not entirely sure what's up? other than its fixed...
I hope this fix can relieve others just as it did me
And the diagnostics code is also useful.. should be stickyd :]
Sent from my HTC EVO 3D X515m using XDA
Click to expand...
Click to collapse
Never mind that, it was only a temporary fix, as it started doing it again after a while...
Try calibrating your screen via display settings if you haven't already. Also are you having just touch screen issues or are reboots part of the issue as well ??
#Root-Hack_Mod*Always\
laie1472 said:
Try calibrating your screen via display settings if you haven't already. Also are you having just touch screen issues or are reboots part of the issue as well ??
#Root-Hack_Mod*Always\
Click to expand...
Click to collapse
It's screen issues only, no reboot problems yet..
I have calibrated the G-Sensor several times...
In another post someone replied, that its a grounding issue, and trying that once it did give a result, but then again, I'm not having that, unusable level of the issue I was having, after a hard reset.. so I'm not really sure weather this is a grounding problem, an app caused problem, all I know is that I still get an extra touch input on the screen, when I approach the upper left corner.. with every multi touch app I test..
Have you tried that app called touch screen booster ??? If not give it a shot. Set the multi touch point settings to two. Then apply then start the service and select run at boot. Then reboot and see if it helps any. Also a way of trouble shooting to find out if it is a rogue app is to Uninstall all of your apps. Then see if you still have the issue.
#Root-Hack_Mod*Always\
laie1472 said:
Have you tried that app called touch screen booster ??? If not give it a shot. Set the multi touch point settings to two. Then apply then start the service and select run at boot. Then reboot and see if it helps any. Also a way of trouble shooting to find out if it is a rogue app is to Uninstall all of your apps. Then see if you still have the issue.
#Root-Hack_Mod*Always\
Click to expand...
Click to collapse
Yes i have, thanks to you, but it was futile. Had no impact what so ever...
It's handed in for repairs, so I'll know what it was soon..
G4m3rHead said:
Yes i have, thanks to you, but it was futile. Had no impact what so ever...
It's handed in for repairs, so I'll know what it was soon..
Click to expand...
Click to collapse
Bummer. Well at least you'll get it back fixed.
#Root-Hack_Mod*Always\
are you running any of the custom kernels? If I run why kennel besides stock I get the exact same behavior
Sent from my PG86100 using XDA
punkerEVO said:
are you running any of the custom kernels? If I run why kennel besides stock I get the exact same behavior
Sent from my PG86100 using XDA
Click to expand...
Click to collapse
No i have not rooted, i was waiting for the official ICS before i root.
So I'm on the Stock... everything lol
This is my second 3D. The first one stopped responding to touches. Sprint replaced it for $30 even though I bought it from wirefly.
In my own experience, I had the exact same symptoms. Only difference is I didn't even drop my phone. After a few months of owning the phone it started to show the aforementioned symptoms occasionally. Eventually, it just got worse. After a lot of forum searching, google searching, etc, it turned out to be the digitizer that was faulty. I had tried everything from flashing different ROMs, Kernels etc before I was finally able to narrow it down to a hardware issue. The digitizer seems to be an issue for a lot of 3VOs from what I understand.
Luckily I had a friend who replaced the entire front housing of my phone so I wouldn't have to exchange it since I was unlocked on HBOOT 1.40. At the time I was afraid that, had I gotten it replaced, I'd have to deal with Hboot 1.50 and HTC's half ass unlock method. Either way, after that it was like a brand new phone but better cuz I didn't have to redownload apps, etc since the motherboard and software weren't touched at all.
Hope it all works out for ya... G'luck, brothah!
Sent from my PG86100 using XDA
Shame I hadn't seen this thread sooner, I could have saved you a lot of time. I am on my 3rd 3d. Basically any fall which lands on the touchscreen will cause this problem.
What makes it worse, I was rooted with my last phone, and when it happened, I had to unroot before I could take it in for repairs. The touchscreen was so badly damaged with this problem, I could hardly do anything.
TL;DR get a case that will cover the screen and protect it from flat on touchscreen falls.

[Q] Phone won't unlock on phone call after attempting to open the internet.

I don't know if anyone else is having this problem, but I find it rather strange. What happens is when I'm talking to someone on the phone, and I hit the internet app to try to access the internet while talking to them while not connected to wifi, the screen will turn off. (Because, correct me if I'm wrong, but I believe with Sprints new network/with the new HTC LTE we can use data while making a phone call with Sprint.) The phone call continues no problem. Then I hit the power button to wake up the phone. The screen turns back on, but I can't pull up the ring to unlock the phone. If I touch the screen anywhere or any of the buttons it turns the screen back off. As a result, I have to wait until the other person hangs up on me or I have to force shutdown my phone in order to get back into it. I have no clue what is causing this or what I should try to fix it. I'll probably switch to a different rom soon enough which may fix my problem. But I was curious if anyone else is having this problem or if anyone has any suggestions. Thanks.
I have the HTC EVO LTE. Default rom and everything. It is rooted and unlocked.
Do you have a screen protector? Sounds like its messing with your proximity sensor which is a known and common issue.
Either cut out the proximity area on the protector, or apply a different brand. Zagg HD's are most notorious for this.
If you don't have a screen protector then you've got issues.
That was my first guess, but I'm pretty sure that isn't the problem because it only happens when I try to open the internet when talking on the phone. If I never try to open the internet I can turn my screen off, open apps, do what ever while I'm on the phone without any problems.
For what every reason, the problem is centered around trying to open the internet using data while talking on the phone. I'm not sure what is causing this. Let me know if anyone else has any other suggestions. Thanks.
I figured out the problem. I went to a sprint store and got it checked out to confirm my idea with 10 other HTC EVO LTE phones. Apparently, the culprit is the light sensor doesn't work correctly. If the phone is in a dark area, the light sensor gets confused and causes this problem. However, one difference is that some of the phones remained permanently locked after the screen turned on the first time never allowing the user to get back into the phone until the other person hangs up the phone, while other HTC EVO LTE phones unlocked an let the user back in after it is introduced to a well let area. As a result, I am not currently aware of any firmware updates to fix this problem. However, hopefully HTC will learn about this problem and create a patch to fix this light sensor.

From sleep to lockscreen LCD blank problem,any solution?

Hello.
When I leave my phone in sleep mode (screen locked and light off) and try to wake with On/Off button, sometimes I get a black screen with a faintly image. The touchscreen works and all the buttons, and if you click 2 times On/Off button - the image appears all ok. I tried to flash another stock ROM - all the same. Then I`ve unlocked the bootloader, rooted the phone and even did the S-off with wire trick (1.53 Hboot). Then I`ve tried 3-4 custom ROMs with 6-7 different kernels, from stock to custom, but all the same. Yes, I`ve updated the firmware file, also, but with no difference.
Well, I see that this problem is not so usual, but I couldn`t find any real solution. Did anyone have this kind of problem and solved it? Since I got this phone from another country - official warranty is out of the question, I need a DIY solution.
Any help is greatly appreciated.
THX in advance!!!
I would have to say it looks like the light for your screen is dying, I had my screen replaced once, my screen would flicker from very dark to very bright
Sent from my HTC EVO 3D X515m using xda premium
flashallthetime said:
I would have to say it looks like the light for your screen is dying, I had my screen replaced once, my screen would flicker from very dark to very bright
Sent from my HTC EVO 3D X515m using xda premium
Click to expand...
Click to collapse
hmmmm, but when I get the OK image - it doesn`t flicker or go from dark to bright, it only has trouble to "wake up from sleep mode". even when i relock the screen quickly and don`t leave it unused for 2-3 minutes, the screen works OK every time....it looks like a software problem, but still I didn`t manage to fix it with all the ROMs/kernels/firmwares I`ve flashed....
E-ducation said:
Hello.
When I leave my phone in sleep mode (screen locked and light off) and try to wake with On/Off button, sometimes I get a black screen with a faintly image. The touchscreen works and all the buttons, and if you click 2 times On/Off button - the image appears all ok. I tried to flash another stock ROM - all the same. Then I`ve unlocked the bootloader, rooted the phone and even did the S-off with wire trick (1.53 Hboot). Then I`ve tried 3-4 custom ROMs with 6-7 different kernels, from stock to custom, but all the same. Yes, I`ve updated the firmware file, also, but with no difference.
Well, I see that this problem is not so usual, but I couldn`t find any real solution. Did anyone have this kind of problem and solved it? Since I got this phone from another country - official warranty is out of the question, I need a DIY solution.
Any help is greatly appreciated.
THX in advance!!!
Click to expand...
Click to collapse
Thinking about how to troubleshoot if hardware or software. When in sleep mode, instead of using the power button, I would have the phone plugged into a computer and use the " adb reboot " command to reboot the phone without touching the phone a few times and see if it lights up correctly. The first thing you should see is the boot screen, and if it works every time, then you do have an issue with your firmware. If you don't see that boot screen first every time, then as much as it sucks, I would guess there is a hardware issue.
Good luck, but this is the easiest way I know of to help determine what the issue likely is.
Minor update here, the first thing (at least on mine) that I see is the lock screen for just a quick second or two, then it quickly goes into the boot sequence. This is important as in "sleep" the ROM is running, so if the first thing you see is the boot sequence every time, and not the lock screen, then it points more to a software problem than a hardware issue. CM9 had an issue for the epic4g where you had to turn it off and on sometimes to get the keyboard to light. They found the issue in the firmware causing it.
Just wanted to make this as accurate as possible.
Wow so I am not the only person with this problem. The EVO 3D that I have was replacement phone that was given to me from Sprint from the first EVO 3D that I had which had issues with the digitizer. I received the replacement phone this past Tuesday and it worked fine for two days. It was not rooted and I did install the ICS update. On Friday morning I took it off the charger and went to work, while in the break room the screen suddenly went black and I could not get the phone to display anything after that. The Android function buttons at the bottom will light up but the screen wont, the phone also gets hot even with it powered off.
Long story short, I took it back to the Sprint store where they ordered me yet another replacement EVO 3D. Has anyone had to go through 3 EVO 3Ds or more?
sonza said:
Thinking about how to troubleshoot if hardware or software. When in sleep mode, instead of using the power button, I would have the phone plugged into a computer and use the " adb reboot " command to reboot the phone without touching the phone a few times and see if it lights up correctly. The first thing you should see is the boot screen, and if it works every time, then you do have an issue with your firmware. If you don't see that boot screen first every time, then as much as it sucks, I would guess there is a hardware issue.
Good luck, but this is the easiest way I know of to help determine what the issue likely is.
Minor update here, the first thing (at least on mine) that I see is the lock screen for just a quick second or two, then it quickly goes into the boot sequence. This is important as in "sleep" the ROM is running, so if the first thing you see is the boot sequence every time, and not the lock screen, then it points more to a software problem than a hardware issue. CM9 had an issue for the epic4g where you had to turn it off and on sometimes to get the keyboard to light. They found the issue in the firmware causing it.
Just wanted to make this as accurate as possible.
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Excellent thinking, I didn't think in that direction. I'll try this tomorow, since I'm not at home. My personal oppinion that it's a software problem but if I did all the above - what did I miss? If I flashed the firmware, ROM and kernel, what else is left untouched that could affect the LCD? Could anyone suggest a good kernel? Or can I downgrade the firmware, since no one had such a problem with GB?
just to inform all - I tried all soft solutions, but all the samo. finaly - I replaced the LCD and everything is OK.
THX all for help

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