[Q] mytouch 4g - General Questions and Answers

my mytouch 4g's screen went out but phone still works. the screen blinks on sometimes but you can only see it in a pitch black area? is it a bug issue or a LCD replacement issue. please assist. thanks

Sorry
Sent from my HTC Sensation 4G with Beats Audio using xda premium

[email protected] said:
my mytouch 4g's screen went out but phone still works. the screen blinks on sometimes but you can only see it in a pitch black area? is it a bug issue or a LCD replacement issue. please assist. thanks
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I'm having the same problem. However, I rooted my phone only to realize I stopped something I shouldn't have, and couldn't get back to Titanium Backup to make a backup. I can still receive texts, calls, and updates, as well as get into my buttons that slide down from the top of the screen. (Wifi, genius, bluetooth, etc) I'm going to try and keep doing research as to how to load roms with just USB support, but for now I think you and I might have to suffer with our blank homescreens. =p
Since my phone won't boot up unless I have a USB cable plugged in, I guess that means that at least my battery won't die!

Related

Screen randomly turns black?

For the past two weeks or so my Sensation 4G has been acting strange. The screen randomly goes black and the only way I can get it working again is to pull the battery. Whats odd is that when the screen is black all the buttons at the bottom are still lit up, and when I touch them the phone vibrates just as it does usually. It seems as if the backlight has just turned itself off and doesnt want to come back on! Has this happened to anyone else, and if so, what is the remedy?
Do you have a custom ROM? ARHD had this issue
Swyped from my HTC Sensation
idavid_ said:
Do you have a custom ROM? ARHD had this issue
Swyped from my HTC Sensation
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Nope, its as stock as the day I bought it from Tmobile.
Not happened here, but it is an issue that has popped up on the evo 3d. In fact phandroid just ran an article about it. Most people with the problem seem to be 100% stock.
The odd thing is that it only just started happening and I have had the phone for a while.
Happened to me too a few times. Gotta pull the battery everytime. I'm not sure what's the cause of it
Try a factory reset, and if that doesnt work, take it in, and get a replacement.
Its just irritating (and infrequent) at this time, so I am not sure I want to return it yet. If it becomes any more frequent I will certainly send it back however. I am thinking of getting a replacement anyway given that I also have the infamous dust under the screen issue.

screen on notification

I don't know if this is my phone's fault. I just sent me sensation to htc for a screen replacement; however, when I receive the phone back, I realize there was problem(?) and I am not sure if that is a software problem or hardware problem. Apparently, when I get a new sms, I will only hear the sound and notification light but the screen won't turn on. Is this normal? I am under the default setting. Thanks for your help!
I don't ever recall my phone's screen turning on when I receive anything other than a phone call (on any Android phone). Were you using a 3rd part app by chance?
Sent from my HTC Sensation 4G using XDA Premium App
neozengar said:
I don't know if this is my phone's fault. I just sent me sensation to htc for a screen replacement; however, when I receive the phone back, I realize there was problem(?) and I am not sure if that is a software problem or hardware problem. Apparently, when I get a new sms, I will only hear the sound and notification light but the screen won't turn on. Is this normal? I am under the default setting. Thanks for your help!
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Yeah the screen does not turn on, if it's in sleep, when you receive a text message or any kind of notification.
The only way the phone screen turns on while it's in sleep is if you receive a phone call.
Hope this helps!
Ok! Maybe I confused my htc inspire with the sensation since I haven't used it for 2 weeks. I actually prefer that so that it will save battery.
No screen lighting up is normal download sms pop up etc in the market.

VERY strange screen problem!! [SOLVED]

I dont like starting a new thread but I have looked as hard as I could. I apologize if this has already been covered.
Basically I have an HTC Sensation which has this strange SPLIT screen thing happening. The screen basically is shifted up, wraps around the top and ends at bottom of screen. Best way to explain it is to just show pictures of the screen(pictures attached)
This behaviour is consistent in bootloader, 4ext recovery, htc bootup logo and in multiple roms.
I have tried Revolution 6.6.4 before returning it to stock 3.32 ROM where its now in COMPLETELY STOCK state. Touchscreen registers touches but at original position where items should be before being shifted up, so basically I have to touch about 100 pixels below desired icon/screen elements (but entire screen does register touches)
I got this phone from a friend who has no clue how he got it this way (but he was messing about with roms and running virtuos inquistion 4.0.0 when I got it)
There seems to be no damage to screen anywhere and everyhing works like it should except being shifted up. Phone has never been dropped etc
Anyone have any idea what/why this is?
If I had to guess, it sounds like something is loose which connects the digitizer and the ribbon? When three connection is loose on a computer monitor, the same/similar results occur. You may need to bring that into a repair shop
Sent from my HTC Sensation Z710e using XDA
monkor said:
If I had to guess, it sounds like something is loose which connects the digitizer and the ribbon? When three connection is loose on a computer monitor, the same/similar results occur. You may need to bring that into a repair shop
Sent from my HTC Sensation Z710e using XDA
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Close, but it's more likely related to the LCD. Digitizer is only the touch-sensitive portion, the LCD is responsible for image output.
Update
Thank you for your help both of you.
It was indeed a hardware fault. Sent it in to HTC who fixed it under warranty
Thank you again
Awesome, glad to hear it!
Sent from my HTC Sensation Z710e using XDA

dead backlight and possible backup solution

hello GS3'ers my brother has some gs3 problems
his gs3's back light appears to have died out. he can still use the phone just can't see what is going on, the sounds still work and everything. has anyone come across this before? i told him to hold a flashlight to the screen so he's able to backup his pictures and what not but the screen is really black. which is his main concern right now, because he wants save his things and then return the phone if he has to.
any help is much appreciated, thanks!
My understanding of the GS3 is that since it is an AMOLED screen, it does not have a backlight. Each individual pixel emits light. My guess would be an app is causing the problem, possibly one that alters screen brightness. I would start by pulling the battery and restart the phone. If you see a boot animation, your screen's not dead.
Sent from my SCH-I535 using xda premium
that makes sense because the flashlight thing didn't work. he restarts his phone and even the boot logo is happening during a pitch black screen but the sound could be heard. it's gotta be something more serious
Sent from my DROID X2 using Tapatalk 2

[Q] G2X screen not visible

Afternoon all. I know the title might seem like a BSOD post but my situation is different. I've searched but can't come up with anything.
When I turn my phone on, it completes the boot but the screen never appears. How do I know it's on? Three things, the ROM I'm using, Eagle'sBlood I think, has an engine revving theme instead of standard Android chime. Second,the menu, home, back space and search buttons on the G2X body illuminate. Lastly, if I swipe in the area where I think the unlock icon should be, the phone unlocks. If I hold down the power button and wait for the shutdown notice, I can guess the 'Do You want to shut down' and 'confirm shut down' icons and the phone turns off.
I've tried removing the battery, SD card, sim card and rebooting in each variation but with no luck. The phone has been rooted for over a year and so I tried booting into CWM (powerbutton, down volume). I think I'm getting into CWM fully but without the ability to see the screen I can't navigate.
This started happening yesterday. I was listen to Pandora and using a GPS app to track my run. The battery died during. I plugged it in for several hours but haven't seen the screen display since.
Any suggestions? If this is a hardware issue I'll get a new phone but without being able to see the screen, I'm not sure how to diagnose the problem. Other than rooting and changing the ROM, the phone is stock. The issue I had before this is the battery icon doesn't display. It just shows a battery outline with a ?-mark inside. The battery level only shows when the phone is charging and powered off.
Your help is greatly appreciated.
G2X - LG P999DW
Rooted
ROM: Eagles Blood (unsure of version)
maurice
Really sounds like a dead lcd or maybe just the backlights. I don't really know how the backlight works on this phone but typically if there is video but no light you can put a flashlight onto the screen and barely make out the display around the flashlight. Either way it sounds like hardware.
Twitch - Thanks for the reply. I'm not 100% sure what you mean by backlights though. When the phone is on and the screen is not asleep I see lights around the edges but the screen itself is black. For my own knowledge is LCD and 'digitizer' synonymous? I saw another thread describing how to replace the digitizer for $60-75.
I'll try checking it with a flashlight when I get home.
TwitchyEye said:
Really sounds like a dead lcd or maybe just the backlights. I don't really know how the backlight works on this phone but typically if there is video but no light you can put a flashlight onto the screen and barely make out the display around the flashlight. Either way it sounds like hardware.
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I know there is an opinion thing but what is a good upgrade from the G2x for a non-hardcore user? I rooted and changed the ROM b/c you guys made it so easy to do, not b/c I was looking for the phone to do more than it already does. Up until this, and the battery display issue, and a wifi issue I forgot to mention, I've been happy with the G2x but there is no reason to spend $100+ repairing a 2+ year old phone that I pickup used off CList in Q1, 2012 if I can find something better on the used market for $200
maurice
Yeah I'm not too sure how these phones are set up, I have more experience with lcd monitors and such. But I think it is all in one piece on phones.
If you're looking to upgrade pretty much anything that came after the g2x likely has a lot more to offer in development. Good thing about this phone is everything is an upgrade. I have a samsung galaxy s 4g that's nearly 3 years old and single core but it runs 4.3 like a boss! Aside from GPS...
Flashlight didn't show any screen images. I think the next step is just trying to guess my way into debug mode and connect via uSB to my laptop and retrieve data before dumping the phone or trying to replace the lcd/digitizer. I saw an app mentioned in another post that should allow me to mirror my phones screen on a laptop. We'll see.
TwitchyEye said:
Yeah I'm not too sure how these phones are set up, I have more experience with lcd monitors and such. But I think it is all in one piece on phones.
If you're looking to upgrade pretty much anything that came after the g2x likely has a lot more to offer in development. Good thing about this phone is everything is an upgrade. I have a samsung galaxy s 4g that's nearly 3 years old and single core but it runs 4.3 like a boss! Aside from GPS...
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Thanks again. Anyone else had this issue?
last chance
Last chance in case anyone has any great ideas. I'll be ordering a new LCD and digitizer (probably don't need both) but would prefer not to spend the coin if that isn't my problem. all suggestions welcome
Hmmm, this an odd and aggravating problem you have here lol. I've ran two versions of eaglesblood, their CM7 version on 2.3.4 and their ICS AOSP version on 4.0.4 and have never heard an engine revving in any boot animation so I'm not sure what rom you're running either. Have you tried the hard reboot? While the phone is on at the home screen (if you think you're there I guess) hold the power button and the volumeUP button and the phone will reboot. I've read on here from a more experienced user before that doing this clears or does something to the caches that makes for a more complete reboot or "reset" of the phone's condition. Try that and see what happens. The only other option I would try to take is to flash a new rom and before doing so doing a COMPLETE wipe (to include format /system) and full instillation of a new rom, gapps and kernel. Can you see any images if you boot into CWM when shining a light on the phone's screen?
Maybe I'm wrong about the ROM. The flash screen shows the android graphic in electric blue and a comet type animation zooms around. During the zooming, the sound is an engine revving. I was using the ROM for 2-3 months before this issue popped up so I doubt it is the cause just wanted to give those more knowledgeable than myself as much info as possible
Pain-N-Panic said:
Can you see any images if you boot into CWM when shining a light on the phone's screen?
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That's my real problem, I can' t see anything! With the phone on, when I hit the power button and unlock the screen (guessing), the only illumination is the menu, home, back space and search buttons on the G2X body. I can tell from the haptic feedback once the phone is unlocked and I can occasionally guess the proper location to shutdown.
I tried the hard restart (Power, Up) but same result. I've downloaded an app called MobileGo for the computer that displays the phone screen but I can't get USB debugging turned on.
I have noticed another odd issue. With the phone turned on and the SIM card installed, when I call myself from a LAN line it goes straight to vmail. I know the SIM is good b/c I've been using an old nokia candy bar phone with the same SIM while troubleshooting. When re-inserting a SIM card, is there anything the user needs to do for the phone to recognize the SIM? Just wondering if this 'direct to vmail' is another sign of ............something.
Thanks
Sometimes when I take out the sim card my apn gets messed up. Ideally you'd just go into settings and load default apn and it'll work again.
But calling should work.
Seems like a busted screen from everything being described here.
Try connecting to a tv using hdmi... maybe the ROM would allow it to display. Worth a shot.
Sent from my LG-P999 using xda app-developers app
also if you could get airdroid installed on tthe phone you might be able to do something with that. Cool little app that lets you control the phone through your PC using the same wifi network.
Sent from my LG-P999 using xda premium
It's alive!!
My phone is alive, or at least it was.
I followed the directions on the youtube video I found to take the G2X apart and the first thing I noticed was the corrosion on LCD connector. I'd already purchased the LCD so instead of cleaning the old we just replaced it. The new screen worked, unfortunately I couldn't get a signal so we took it apart again to clean off corrosion on all the connectors. I'll let it sit for a few days to make sure everything is dry.
Don't be a fool like me, if you're going to do anything with your phone that might cause it to get wet, especially sweat, put it in a baggie or something. I'll post a follow-up if the thorough cleaning does any good.
I'm pulling for ya man, best of luck!
It works!!
The G2X is up and running again! :good:
Pain-N-Panic said:
I'm pulling for ya man, best of luck!
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Click to collapse
For anyone else that runs across this thread, unless the digitizer or LCD is physically damaged I'd disassemble the phone and check for corrosion before buying new parts. I used the new LCD but that b/c I'm not going through the trouble of returning a $16 item.
Wi-fi still doesn't seem to be working, which is odd. Wi-fi stopped working two months ago, it doesn't even show available networks, but worked for a few minutes when I originally replaced the LCD last weekend. Both antennae are connected but oh well. if I had to choose network vs wi-fi connectivity, I'll take network!
Thanks again for all the help
:good:

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