[Q] Tab 7.7 ICS critical issue - Galaxy Tab 7.7 Q&A, Help & Troubleshooting

hi everyone
I have a galaxy tab 7.7 which runs ICS and its firmware version is P6800XXLQ2. last month when it was just a week after i purchased it i tried to root it and it went well but after it started up the screen went black after a short time(about one minute) ,6 seconds later screen came back in landscape mode showing only half of the screen(the other half was black) and 1 second later it was alright. this issue just got happening every minute. so I pasted the official ROM using odin and everything looked fine till last night that it happened again and now even though I flash the official ROM it happes again.
Have you encountered the same issue/ Do you know a way to repair it?
I tried my best to describe what happens but if it was unclear I may post a video showing it. and one other thing, when the screen comes back its like the tablet has just started up meaning the wifi and the simcard and the sd card just start connecting...
thanks everyone, please help me if you please

i have not seen anyone having this issue... i have rooted my device and have flashed many custom roms and officials roms on it and i have never faced this issue... this is the first time i am hearing about it...

Related

Got a serious problem!!

hey guys i own my galaxy sl since the day it was started to sold here, in Turkey. and i never had any issues with any rom i used. i'm not really sure but i guess everything began when i started to use LF2 with BAM kernel. i just did what i always did, flashed XXKPE, and after that flashed LF2. and everything goes well. but when the phone starts and asks for my pin code - whopp - it suddenly reboots itself. i always thought that this is normal since it happened a lot to me.
but i realized that it wasn't just an ordinary reboot. after the reboot the phone starts just normally. everything seems to be working. i just download the apps i need from google play and - whooppp - again, the screen goes off. but this time it doesn't even reboot. just got a blank screen. and after a few seconds the phone shuts itself totally off. after pushing the power button it opens but after the shining Samsung logo it just shuts itself off again.
And another issue,
while using mobile data the first 30 seconds are normal. i just open my web browser, search for something and suddenly the data transfer stops and the web page is not opening anymore. after a few 30 seconds my signal gets lost. and again after a few seconds more the phone shuts itself off again.
you can't even imagine how annoying this is. i'm not able to do anything with my phone. and i don't want to buy a new phone until summer. i experienced this issues always on clean roms. i always used the pit file and always made careful flashings. and like i said i haven't had any issues since the beginning of last week. just wanted to know if anyone has some suggestions or anyone else is facing the same problems. thanks in advance that read all this stuff, even if you're not able to help me...
try flashing the previous rom which was working perfectly on ur sl.if u have a backup try restoring it.
thanks for your reply but like i said nothing has worked. anyways i the samsung customer service solved my problem. my battery was very very thick. i could say it was ready to blast. in my opinion i think the battery was having some disconnections with the phone or it was just totally damaged. but it doesn't matter anymore. the service just replaced the old damaged one with a new one. and now it's rock solid again.

[Q] tf700 screen does not turn on.

Hey all, this is my first post, so bear with me.
I have my tf700 for allmost a year now. I have unlocked it, rooted it, flashed different roms ( cleanrom, paranoidandroid). last month I decided to unroot it, so i could sell it to a friend
I succesfully unrooted it and it worked perfectly for a week. Then I experienced a low battery shutdown while playing a game, I let the tablet charge fully overnight. and the next day when i tried to turn it on, it just vibrated twice after ten seconds, nothing else.(NOTE: it's the first time it turned off after I unrooted it)
I tried everything, boot into recovery, reset hole.. nothing worked.
At last i tried to connect it to my TV through HDMI... and voila the tablet booted normally on my TV, but the tablet screen was pitchblack.
NOW my question to you, is my screen permanently dead (burned or something???) ? or is there still something i could try (like there is some software fault, because it is the first time the tf700 was rebooted after my Unroot-procedure).
Please help me save my little infinity :'(
I had a friend who had exactly the same problem. He left it for 3 days, came back charged it and it started working again.....

Battery Problem? PLEASE HELP!

Before I start I will say I am rooted and have tried multiple different ROMs to make sure that's no the problem. Starting last Saturday, my phone would randomly turn off. I never saw it turning off until today though. I just thought that somehow it had turned itself off in my pocket. However, today I caught it turning off. Right before it shut down, a logo of a gray battery with a USB cable going into it with an exclamation point in a triangle off to the side appeared. Then, when I tried to turn it on, the same symbol showed up and I couldn't even get to the LG logo. An hour later when I tried again, it booted up, no problem. At the time, I was running illusion rom with Rin kernel. After several other times of the phone turning off with the logo and not being able to turn it back on for a half of an hour, I decided to go back to my old backup of illusion to see if that was the problem. The random turn offs persisted. Worried, I flashed the latest cm12 nightly. Things were going great until just 20 minutes ago where the phone turned off accompanied by the symbol. Whaf does it mean? What should I do? Hopefully my phone's not broken cuz I don't think at&t of lg will accept a phone that's rooted and has seen multiple Roms.
update
Today the problem has persisted and the shut downs have occurred at exactly the same times as they did yesterday. I think I might have to use the "return to stock" stuff and send it to LG. I'm pretty sure this is an internal hardware issue since I have tried multiple different Roms without installing any apps and the problem persists. I am going to call LG now and see if they'll replace it. I've also tried a spare battery so that certainly isn't the problem. I'm confused. If anyone knows what to do, please share.
I would flash tool back to stock and start over. That really does fix a lot of weird problems. It has for me anyway.
Just tried reflashing stock. No success.... sending it in to LG next Tuesday since Monday is a Holiday and its still semi-functional so i'll use it during the weekend. Hopefully they wont charge me for it.

S7 dead

Problem 1:
Hello,i'm having a smsung galaxy s7 since last year in may,and recently i have these problems where i surf the internet or play some games or just chilling on facebook,and suddenly on the screen, i see a pixel bar with small green colour(sometimes pink) and my phone goes dead... not responding at all,and i'm forceresetting it... this problem happenes sometimes everyday,or sometimes once at 2,3 days
Problem 2: last month my phone gone complete dead and couldnt respond to powerbutton press....i kept it pressed 1,2,3 minutes,completely dead,cwm recovery not working as well, nothing,not even when i plug it in to charge... after 16 hours... bam it started with dead battery(i had 80% when phone died) and then the charge icon appeared and phone was charging... and today... phone died again...
Please i could need any help as possible,Thank you for your time!
Sounds like a hardware issue. Did you try bringing it to a repair shop?
not yet but i will as soon as i have some time... untill then what can i do so that the problem won't persist anymore?
andr3as93 said:
not yet but i will as soon as i have some time... untill then what can i do so that the problem won't persist anymore?
Click to expand...
Click to collapse
If you could fix it yourself you wouldn't need a repair shop, right?
of course *laughing* but is there something i can do? factory reset doesn't work (tried multiple times,from settings and cwm,clear dalvik and everything,same thing,i had this problem from the previous android version 6.0...
Update: phone started yesterday,everything is okay untill now... no freeze... untill next time
The same exact thing happened with me back in the days with s4 it was a motherboard problem,Got it replaced and there was no problem ever since.
uhm... it isn't the motherboard... it's something update related... got the new update,phone works perfect

Samsung S6 edge boot loop/restarting randomly

Hello,
I recently changed the LCD of a S6 edge. I installed it and turned it on and it booted up fine. I went to make sure everything was working. While I was playing music it would restart. I thought it was odd, so i was waited til it came back on and started using other apps. Same thing..restart. So, i booted to safe mode. Same thing...restart.
So, I tried factory resetting. After that, it would just get stuck in a endless restart loop cycle.
I have also tried reinstalling the OS using Odin. I ran Odin and it said everything passed. The phone restarts and goes to installing updates.
It gets to 32% every time then it says "erasing". After a few seconds of displaying "erasing" it just starts its endless reboot cycle again.
**EDIT: I should add that it never restarts when it's in the download manger.** So, that makes me think its a OS issue.
*EDIT#2: This is a good video. I did all of this. Got to the 9 minute mark and where his comes on, mine restarts again.
Any help?
Thank you!
back in the latter days of flashing S4 custom roms there would be the occasional user who couldn't boot and it turned out that there was some detail in the roms that didn't work with some 3rd party LCD screens.
check the reviews for what you bought and see if you are alone or not.
the issue with those screens was fixed by the devs so if nothing else you might be able to go custom with it.
3mel said:
back in the latter days of flashing S4 custom roms there would be the occasional user who couldn't boot and it turned out that there was some detail in the roms that didn't work with some 3rd party LCD screens.
check the reviews for what you bought and see if you are alone or not.
the issue with those screens was fixed by the devs so if nothing else you might be able to go custom with it.
Click to expand...
Click to collapse
Hi,
thank you for your reply. I learned about all of this last night lol. so, i'm not exactly sure what you mean. I bought the LCD+frame from Ebay. It stated it was pulled from a working unit.
Could a bad battery cause all these issues? I notice when i power down (only way I can power down is if I Hold POWER+VOL DOWN and select power down) that the LED light stays on.
Hello, could someone delete this thread. I have posted a more detailed thread on this issue.
if it says it's an LCD screen it's not an original part. my point was that some people have had issues booting up roms because of screens.
that was something that was fixed in custom roms though so if you can't another solution a custom rom that works with 3rd party LCD displays might be an option to consider.

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