Screen Issue - Mogul, XV6800 ROM Development

I've had my Titan for about 8 months. A few weeks ago it started acting up.
The screen back light will come on and the phone will boot up, but nothing will come up on the screen. Sometimes the screen will come on other times it won't. It usually would work until I slide the keyboard out, then the screen locks up and the display gets all funky.
I took it apart and everything looks ok. However the cable connecting the screen could be a problem. When its apart I can get the screen to work, but once I put it back together or the cable touches a certain part of the device the screen no longer works.
Has anyone had this issue? Anyway to fix it?
Thanks!

Related

G-Tablet Quit working after 6 months. Need advice

My G-Tablet was working great for the last 6 months, the day I bought it, I flashed it with Cyanogenmod 7. Last night I was listening to Pandora, while reading Manga. I set it down and went to sleep.
When I awoke the Tablet was off, still plugged into the AC adapter. And refused to boot. After trying to get into the recovery thinking somehow it bricked itself, I noticed the screen would flicker ever so dimly. So I ripped the back off and unplugged the power thinking maybe it's not really off, maybe it's locked.
Alright, so now after holding the power button down for about 30 seconds it starts booting, I see three birds, the words android, the Cyanogenmod logo and then it goes black. After about a minute of that, I assume it booted. Still starting at a completely black screen I pressed the volume button + and - and I hear the beep boop. Alright so it booted. Where is my VIDEO?
I hold down the power button for a minute, I press the volume buttons but no sound. Ok, it's off I'm guessing. Lets boot again. This time nothing, completely blank screen, until it gets to the Cyanogenmod Logo. The video comes on for about 3 seconds then off again. About 15 seconds later, it comes on and I see the android robot riding the skateboard for about 3 seconds, then black again. It again finishes booting, I play with the volume buttons and I get the beeps. But absolutely no video.
One other thing, is that while booting. It ALWAYS turns on the video for the little robot on the skateboard for 2-3 seconds.
Has anyone experienced anything like this before? I'm totally at a loss, I really hope the GPU is fine.
I miss my tablet
If it turns out to be a hardware problem you should have a year long warranty from viewsonic. Someone who has had experience with the warranty process will have to tell you whether or not they will deny your claim if it arrives with CM7 installed (I haven't dealt with them). If you are able to NV flash before sending the tablet back in you should be golden though.
Thanks for the advice Bret.
I had the tablet sitting on my desk, I booted it up, still a black screen but I could hear the volume beeps. I let it sit there for about an hour, running on battery. And wouldn't you know. The screen came on. It's been working perfectly so far, I can reboot, shutdown, let it sleep ect. Not a single problem. I would absolutely love to know if it was a software glitch, or what. Seems my GPU is fine, rocks 3d apps no problem.
But I know if I don't know what caused this, more then likely it'll happen again and I'll flip out.
Open your gTab up and reseat the cables going into the LCD panel.
You say you have been running CM7 for ~6 months? have you had to reflash you system at all in that time?
The reason I ask is that I have had issues of the system corrupting itself over time, and almost every time I had reflashed, everything seemed to go back to being fine. Who knows... maybe its time to do a backup and flush the system for good measure..

[Q] Need help powering off Lumia 800

Hi everyone.
I dropped my phone today, and the screen broke.
The phone still seems to work properly, but the classic signs of a broken LCD are present: purple screen with many many lines and nothing legible.
I have ordered a replacement screen already, but I cannot get the phone to shut down and stay turned off.
Since the screen is broken internally, it does not respond to my touch.
I can hold down the power button for 15 seconds but that does a reset, and the phone automatically turns back on.
Is there anyway to keep the phone off other than by draining the battery completely?
I need to keep it powered down so that I can disassemble it safely.
Any ideas?
Thanks!
whatchamacallit said:
Hi everyone.
I dropped my phone today, and the screen broke.
The phone still seems to work properly, but the classic signs of a broken LCD are present: purple screen with many many lines and nothing legible.
I have ordered a replacement screen already, but I cannot get the phone to shut down and stay turned off.
Since the screen is broken internally, it does not respond to my touch.
I can hold down the power button for 15 seconds but that does a reset, and the phone automatically turns back on.
Is there anyway to keep the phone off other than by draining the battery completely?
I need to keep it powered down so that I can disassemble it safely.
Any ideas?
Thanks!
Click to expand...
Click to collapse
I don't know of any way, but as long as you are careful while disassembling you should be fine. You should be able to pry the screen out enough that you can disconnect the battery before disconnecting the screen. I doubt disconnecting the screen with the phone on would damage anything anyway. I believe people do this iPhone screens all the time to test them.

Wet Phone confirmed working, but black screen.

Hello once again audience,
I have a big problem, and this is exactly what happened since 3 days ago...
At about 7 A.M. my brother was brushing his teeth and he sprayed water onto my phone by accident or something, so I thought it was just a little bit of water and just wiped in away. I did not TRY to use my phone until about 10 A.M. when I realized the screen was not working. I pulled out the battery and reinserted it to try to boot it, however I only saw the Samsung SII wordings for a split second before it blacked out.I let it run for awhile and then I realized that the touch key lights are working, and when I tap the center of the lockscreen I feel the vibration where you unlock your phone the little lock symbol. I retried this 5 times before giving up. Then about 5 hours later, I tried it again and this time it booted up nicely! Everything was tip top, except that 1 hour later it blacked out again... So when I reached home, I plugged in the charger when it is switched off and to my surprise I see the charging logo, and I tried to boot it up and it worked. It worked for 2 days. On Sunday, 2 days after the incident, first thing in the morning I wanted to check for whatsapp messages and I realised it blacked out again. This time I had ENOUGH! So I put it in some rice and checked on it every 4 hours. So now, I think it has improved. When it boot up I see the flickering of the Samsung SII wordings as before and then it boots into the ROM fine just black screen with working touch keys and everything else. But now when i turn the screen 'off' and turned it back 'on' using the power buttons I see catch a glimpse of the 4.2.2 lockscreen clock (very dark but clear) for about 1 second and it blacks out, just like when the Samsung SII logo pops up. This has been going on for about a day. What do you all suggest I do? Keep in rice? Keep it charging? Turn it off and try my luck hours later? I really need this back up as soon as possible, and thanks button would be pressed where it is due!
Thank you all for this too long message I really want it to work again!
In rice & don't touch it for a week, but given you've already used it immediately after it got wet, the damage may already be done.
MistahBungle said:
In rice & don't touch it for a week, but given you've already used it immediately after it got wet, the damage may already be done.
Click to expand...
Click to collapse
Oke, lets say it's damaged, it's the screen that's damaged only right? hat would be chep to replace, yes?
The screen/digitiser are replaceable (whether you can do it or not depends on how confident/dextrous you are), Google search/eBay will give you an idea of how cheap. Or you could always ask a local mobile repair shop (then you'll obviously pay for labour, but if you're not confident enough to do it yourself...).
Edit - Mr eBay tells me I can get one for just under AUD$107
I would eat the rice, then sell the phone on ebay as "water damaged".
I have the same problem but its not water damage . The phone screen isn't turning on but the sounds and touch keys are working. What should I do? I have pictures on the phone and want to print them or save them but the screen won't turn on. Agh!
MDevine12345678910 said:
I have the same problem but its not water damage . The phone screen isn't turning on but the sounds and touch keys are working. What should I do? I have pictures on the phone and want to print them or save them but the screen won't turn on. Agh!
Click to expand...
Click to collapse
If the device powers on normally (except for the screen) and you don't have pattern unlock or other security enabled, it's a simple matter of powering the phone up and connecting to a PC via usb.....
The files should then be accessible via the windows explorer program.....
Sent from my rooted, debloated stocKK kn0x0 SM-G900F

[Q] galaxy tab 10.1 not booting up

Today, when I turned my tablet on, I immediately noticed two things. One, the battery was critically low. Two, my homepage looked strange. Everything was not only fuzzy, but it also had a "thermal camera" effect, where everything was either bright yellow, red, green, or blue.
I had to board a plane at the time so I was like, "Fudge. I'll deal with this later" and shoved it back in my purse.
When I got to my hotel, after having charged the tablet for several hours, I tried to boot it up but it wouldn't work.
I restarted the device but that didn't fix the problem either. Now it just stays on a lit up blank black screen. Occasionally static horizontal lines will flicker across the screen but mainly it remains as the lit up blank black screen of death.
Please help! I am not computer or tech savvy. I also did try holding down the power and volume keys simultaneously as others suggested but that didn't work either. Please help. Thanks guys.
This may be important info: I felt my tablet get really hot two days ago.
lovelyrwwr said:
Today, when I turned my tablet on, I immediately noticed two things. One, the battery was critically low. Two, my homepage looked strange. Everything was not only fuzzy, but it also had a "thermal camera" effect, where everything was either bright yellow, red, green, or blue.
I had to board a plane at the time so I was like, "Fudge. I'll deal with this later" and shoved it back in my purse.
When I got to my hotel, after having charged the tablet for several hours, I tried to boot it up but it wouldn't work.
I restarted the device but that didn't fix the problem either. Now it just stays on a lit up blank black screen. Occasionally static horizontal lines will flicker across the screen but mainly it remains as the lit up blank black screen of death.
Please help! I am not computer or tech savvy. I also did try holding down the power and volume keys simultaneously as others suggested but that didn't work either. Please help. Thanks guys.
This may be important info: I felt my tablet get really hot two days ago.
Click to expand...
Click to collapse
I'm not really sure but this sounds like a busted digitizer. And that's hardware. If your computer can still read from your tab while it's booted up and connected now would be a really good time to save all your data. You could take it to a repair shop. If it's not too expensive to fix do it otherwise I would be looking at a new tab.
Sent from my Nexus 7 using XDA Free mobile app
Press briefly on Power button while it's charging. If you don't see the battery charging icon I'm afraid it's a hardware issue.

HTC One M7: Power button doesn't work, but only when screen is on?

So about 3 weeks ago, I dropped my HTC so now I have a large crack running down the middle of the screen. However I haven't had any other problems up until last night. The ringtone volume turns itself up without me even touching the phone every now and then and once it does that, the power button stops working. But it does work again once the screen is switched off, meaning I can turn in on but not off. The power button functions fine until the volume button acts up the first time after restart.
I factory reset my phone thinking it may have had something to do with the software but the problem came back within the hour when all the updates started rolling in. Once it did, i booted it into safemode and the problem seemed to stop but I don't know what's causing it. Could it be an actual bug in an update or is the damage to the screen simply too much for the phone itself? Has anyone ever dealt with a problem like this? Any help will be appreciated as I know it's expensive to fix these things and I don't want to go to the shop to get it fixed only for the problem to come back as it's software related.

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