[Q] Unbrick a Rockchip RK3188 - Android Q&A, Help & Troubleshooting

Hello everyone!
I have the Vido N90 FHDRK. I flashed a rom from another tablet without changing the kernel and probably I bricked it.
At first I had only a light dark screen when I opened it without any logo. Then I tried to flash the old working rom, but the download of firmware on batchtool failed. Now, when I connect it with my pc, the first box turned to blue for a while and then to grey. I cannot flash another rom. And the tablet cannot open at all. Without a logo or anything.
Any help?

Anyone? I cannot find anything to unbrick N90 FHDRK....I tried to open the case from behind, but there is only a border that seems to be stucked with glue. I couldn't open the case.

Related

[Q] [Need Help] Black Screen

Just rooted the Optimus V newer version. I had the black screen problem and fixed that but when I flashed the bumble bee rom I get a black screen. All I can see is the LG logo and then black screen, phone rings and all. Please help
same thing happened with phoenix rom i again wiped everything and flashed it again and it works...
I can't even get to the recovery now with the screen black. the only thing I can think of is to get the screen on my pc through adb.
Wish I could just go to recovery and flash
It most likely means that the rom does not have the display drivers. So basically I think you will have to find a way to get the display drivers flashed into it. I never figured that part out I just flashed my phone to a different rom that has the display drivers.

[Q]Troubles fixing Cubot one

Hi !
Today the screen of my Cubot One went black, when I turn it on and off the problem remains, I can still lock the screen.
I downloaded a ROM and I tried installing it with both "Smart Phone Flash Tool" and "SP Flash tool" (Or maybe it is 2 different versions of the same software).
I load the scatter file but when I hit the "download' button nothing happens...
Can you please help me with my problem ?
Edit: Now I get this message: "ENABLE DRAM FAILED!"
rscredin The
up
My phone is experimenting some similar issue
I tried to change the recovery in my cubot one (the grey one), supossedly it has the mt6589t SoC, but every try failed, then I thought to change the firmware (the firmware the phone had was G800_CUBOT_D1_V1.3_"some_number_here"_MJK), with the firmware G800_CUBOT_D1_V0.8_20140124_MJK, i employed the SP tools without problem, the download was succefully, the i put the battery on again, then i switched it on, the telephone started, the screen lites on, but the screen keeps black, it sounds like boots normally, even the unlock screen sound normal, but there is no image in the screen, I've looked for the newer firmware everywhere but I did not found it, somebody could help me, please!!!
The firmware I used to flash the phone succesfully was the cubot one turbo available in the needrom page. Maybe the newer versions of cubot one have a new graphic chip or something different.
The error...
Alastor56 said:
Hi !
Today the screen of my Cubot One went black, when I turn it on and off the problem remains, I can still lock the screen.
I downloaded a ROM and I tried installing it with both "Smart Phone Flash Tool" and "SP Flash tool" (Or maybe it is 2 different versions of the same software).
I load the scatter file but when I hit the "download' button nothing happens...
Can you please help me with my problem ?
Edit: Now I get this message: "ENABLE DRAM FAILED!"
Click to expand...
Click to collapse
The cause of this error is trying to flasn an incorrect ROM image in the device, there are a lot of versions of cubot one, did you tried the roms in needrom_com?
Same prob.
I've same problem. Only black screen (but sounds like boot normally). Did anyone resolve this issue?
any solution found?
abanuelosh said:
The cause of this error is trying to flasn an incorrect ROM image in the device, there are a lot of versions of cubot one, did you tried the roms in needrom_com?
Click to expand...
Click to collapse
hi i have same problem, i install the rom that download of needrom but not work fine, i install the rom succesfull but my screen is black, phone turns on, I can unlock and lock it, volume buttons work, but there is simply no image.
are you have any solution?

Bricked s3 :/

Earlier today, I downgraded the firmware from my straighttalk galaxy s3 from stock H2 to H1 and then proceeded to root it, which went fine. After this, I installed CWM recovery and cyanogenmod, once I booted into cyanogenmod, I ran into a bug/glitch which didn't allow my rom to use my mobile data, so after that, I installed android revolution hd. This is where I ran into my problem, I went into CWM and factory reset my phone and wiped all caches, after this I proceeded to install android revolution HD, only to find out that it only shows a black screen, I also cannot use adb, but my computer still recognizes my phone as connected.
PS:
If I leave the battery out and plug in the USB, I get a brief solid red light
The phone WILL NOT go into recovery or download
No boot screen or error
Any and all help you guys can offer is well appreciated as I was not expecting this to happen
Hello imjimbob,
I think your LCD is broken. :crying:
Can you tell me a bit more please, and is there any way to fix it?
How would my phone screen break from flashing a ROM?

Need Contixo Q103 Stock ROM

Hello buddies,
Greetings to all from Venezuela. I have a problem with a Contixo Q103 tablet that I was messing with.
I was trying to flash a custom recovery to it and i ended up bricking the tablet. I did it accidentally with a program called Zeus Tool, wich loaded a recovery to it but the thing is that i didn't notice that it was for an A10 Processor. The tablet only shows now the Contixo logo and stays there forever.
I have searched on the internet for several days for the stock .img file for this tablet for flashing with Phoenix Suit or PhoenixCard but i haven't found anything.
I really need your help!!!
Thank You!!!

Tablet display moved, touchscreen works as always

So... I recently got a chuwi hi 9 plus and yesterday I decided to root it (installing twrp) but eventually it got stuck in bootloop mode, i managed to bring him to life again flashing his rom with sp flash tool and this is the result:
ibb.co/0cpFsHR
ibb.co/23nYv3F
as you can see from the images the display is moved to the center (i don't know how to explain this problem) but the touchscreen still works well. Any ideas how to fix this?

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