Please help - Lenovo K900

Hello
I have a problem with the phone Lenovo k900
It
After downloading the official rom for the phone and install it and reboot
Phone does not work
Black screen
Below are the buttons that light up when I press the power button to shut down within seconds
When connected to the computer to make it also does not work
Is there a solution?
I apologize for the poor quality of the writing because I Arabic:victory:

K_S_A said:
Hello
I have a problem with the phone Lenovo k900
It
After downloading the official rom for the phone and install it and reboot
Phone does not work
Black screen
Below are the buttons that light up when I press the power button to shut down within seconds
When connected to the computer to make it also does not work
Is there a solution?
I apologize for the poor quality of the writing because I Arabic:victory:
Click to expand...
Click to collapse
Basicly....u got bootloop here.
go read the main forum for solution
http://forum.xda-developers.com/lenovo-k900/general/lenovo-k900-discussion-views-google-app-t2256075

pjsplayez said:
Basicly....u got bootloop here.
go read the main forum for solution
http://forum.xda-developers.com/lenovo-k900/general/lenovo-k900-discussion-views-google-app-t2256075
Click to expand...
Click to collapse
Thank you
But there are more than 300 pages Where was looking for?
After searching for how to fix boot loop a lot says remove the battery and the phone can not remove battery
At the origin is not related to the computer
What to do?

K_S_A said:
Thank you
But there are more than 300 pages Where was looking for?
After searching for how to fix boot loop a lot says remove the battery and the phone can not remove battery
At the origin is not related to the computer
What to do?
Click to expand...
Click to collapse
Sorry bro....i also forgot what page is it in the forum.....but i remembered page 200 and forward.....i already facing this problem and solve it by reading whole forum and didnt sleep to solve this....so gudluck searching and finding the solution

K_S_A said:
Hello
I have a problem with the phone Lenovo k900
It
After downloading the official rom for the phone and install it and reboot
Phone does not work
Black screen
Below are the buttons that light up when I press the power button to shut down within seconds
When connected to the computer to make it also does not work
Is there a solution?
I apologize for the poor quality of the writing because I Arabic:victory:
Click to expand...
Click to collapse
sorry to just barge in..but the only way then is MFT ..flash a ROW ROM through MFT and you are good. BTW, were you trying Vibe X ROM? Cause that's what I am about to flash.

Related

Totaly Briecked 10.1V, i'm pissed now

Hello people, thanks for reading and trying to help in advance hehe
ok here it goes ....
i bought a galaxy tab 10.1v "Australian Vodafone Version" a while back, and since me and other users that own this pices of **** didn't get updates and stuff i decided to "unlock+Root+rom". I did that successfully after following guieds:
unlock :http://forum.xda-developers.com/showthread.php?t=1064793
root+room: http://forum.xda-developers.com/showthread.php?t=1079781
Everything wsa fine and i had the super user and everything, but in the second guide it says it is recomended or something like that to download ROM Manager from the market which i did, and i started the app and and did a backup. My Tab rebooted to a blank screen , i waited for a while but with no luck so i turned off and tried to go to DW mode or recovery mood so i can at least connecte it to odin3 and do something. When press V- + Power theres no DW nor recovery mode all i see is one smmall line on the left top corner that says "Booting Recovery Kernal Image#"
When i plug the usb into my computer nothing happenes no sound , no new device installing no nothin. but since i have been reading alot regarding this issue, i read something about APX mode and NVflash here and many other websites but i followed this guide :
http://forum.xda-developers.com/showthread.php?t=1130574
i got my tab connected but i couldn't do NVflash because whenever i do
"--sync" or "nvflash --bl bootloader.bin --go"
i get this :
Nvflash started
rcm version 0X4
Command send failed (usb write failed)
some say that that means the device is locked eventho i pretty sure it not because i had the lock logo. anyway ...
just to answer every possible question in advnce and give more info :
*its a 10.1v "Vodafone Australia Version"
*was working fine after root/rom
*stoped working after using the app "ROM Manager" (i think its not compactible)
* the device on somekinda boot loop, the screen would turn on and off "blank screen with nothing in it no sound also"
* pressing Volum down + Pwer will taking me to a blank screen with one little line that says "Booting Recovery Kernal Image#"
*when i plug the usb to the computer nothing hapenes
* in APX mod is working but i cannot do anytning since the NVflash won't work.
* I followed everything step by step
Does that mean my device is useless ? is there anyway to get it back to life ?
Thank you and sorry for the spilling mistakes as im using a F'ed up keyboard
one more thing i did :
I let the battery drain overnight and pluged charged it again hopeing that will help, the battery logo won't even show up, just a blank screen
thanks
Questions or Problems Should Not Be Posted in the Development Forum
Please Post in the Correct Forums & Read the Forum Rules
Moving to Q&A
lufc said:
Questions or Problems Should Not Be Posted in the Development Forum
Please Post in the Correct Forums & Read the Forum Rules
Moving to Q&A
Click to expand...
Click to collapse
ops sorry about that, my bad
Hi Barry. Welcome to XDA. One quick suggestion: If you want to get help in an enthusiasts forum, don't call the object of everyone's affections a "pices [sic] of ****."
We all understand the stress of having non-responsive electronics; but you'll catch more flies with honey...
***edit. Wrote some stuff for you only to realize that you're on a 10.1v. Not sure how I missed that in your title (and thus, I suppose I can't comment on whether or not it really is a POS!). Until just now I never realized how different your tab is from the regular 10.1 (guides are much more difficult to follow!) Anyways, I found these threads that might be useful to you:
http://forum.xda-developers.com/showthread.php?t=1083517
and
http://forum.xda-developers.com/showthread.php?t=1232664
Good luck!
slack04 said:
Hi Barry. Welcome to XDA. One quick suggestion: If you want to get help in an enthusiasts forum, don't call the object of everyone's affections a "pices [sic] of ****."
We all understand the stress of having non-responsive electronics; but you'll catch more flies with honey...
***edit. Wrote some stuff for you only to realize that you're on a 10.1v. Not sure how I missed that in your title (and thus, I suppose I can't comment on whether or not it really is a POS!). Until just now I never realized how different your tab is from the regular 10.1 (guides are much more difficult to follow!) Anyways, I found these threads that might be useful to you:
http://forum.xda-developers.com/showthread.php?t=1083517
and
http://forum.xda-developers.com/showthread.php?t=1232664
Good luck!
Click to expand...
Click to collapse
i apologize for that, but i was referring to my tab only ... anyways
thanks for your reply and for the links you gave me .. but still the biggest problem is i'm unable to connect my tab to odin, and downloading mode and recovery mode are not even there .. theyre all gone, only APX mode is working and even with that, NVflash won't work and i would give me this error
"Nvflash started
rcm version 0X4
Command send failed (usb write failed)"
if i could connect to odin i could actually do something, or even NVflash i could run bootloader and it would install image files and all.
i'm not sure if i can do anything with APX other than NVflash .. or if i could somehow bypass Nvflash error ..
i just have a feeling that my tab won't make it
Just an idea... did you try to do the work with another pc?
For example a fresh XP 32bit install on another pc.
This "usb write error" seems strange.
Max
gfreeman86 said:
Just an idea... did you try to do the work with another pc?
For example a fresh XP 32bit install on another pc.
This "usb write error" seems strange.
Max
Click to expand...
Click to collapse
Thanks for replying. .. Yes i tried with anither pc. . I have read in this forum and others that this error means that the tablet is somehow locked even tho it wasnt before i root/rom it
Its like not writable, ill install a freah xp pro and givr it another try since i tried only win win 7
Did you try to drain completely the battery and then charge?
http://forum.xda-developers.com/showpost.php?p=19519586&postcount=15
seems it worked for someone
gfreeman86 said:
Did you try to drain completely the battery and then charge?
http://forum.xda-developers.com/showpost.php?p=19519586&postcount=15
seems it worked for someone
Click to expand...
Click to collapse
Yes i did as i metioned in my post, didnt help
When i charged it after i drained the battery, the screen light will turn on but no battery logo or anything.. The only thing that would show up on the screen is when i try to enter downloading mod/recovery mod by pressing power+volume is a little line on the top right corner which says : " booting recovery image# "
thank you for your reply, what do you guys recommend since i can access APX mod, will i be able to do anthing other than nvflash in APX mod?
Since you are getting a usb write error as well as no charge indicator, is it possible that your USB cable is bad?
sgip2000 said:
Since you are getting a usb write error as well as no charge indicator, is it possible that your USB cable is bad?
Click to expand...
Click to collapse
thanks for your reply
when i charge, the tablet does charge but no Battery logo, i can tell its charging because the screen lights will go on.
what i have tried so far :
* installed APX but when i try to nvflash it says something like writing failed
* tried both windows XP and windows 7
* drained the battery twice for 2 days
* changed USB cable
* tried to connect it to different versions on odin but computer only recognise the device in APX mode
* device still showing ( booting recovery kernel image#) when a try to access DW mod.
it all started when i used a backup program after rooting it, i don't get .. is its a backup it shouldn't delete everything (the system) and brick the tablet...
whats Kernel ? << noob
any new ideas guys ? is there any other programs/methods out there ?
anyone have the same problem ?
thanks
-Bazza
When it says booting recovery kernel image, did you try to just wait for about 15 to 20 minutes to find out if it boots again, or try logcat command?
djden said:
When it says booting recovery kernel image, did you try to just wait for about 15 to 20 minutes to find out if it boots again, or try logcat command?
Click to expand...
Click to collapse
yes, i left it like that till the next morning
** update **
Today i disassembled my tab after i read somewhere in this forum that i might get it back if i take the battery out or unplug the screen cables. Some claim that the touch screen could cause the tab to go into a boot loop; however that didn't work
i decided anyway to buy a new tab either Asus Transformer or Galaxy 8.9, even tho I'm kinda worried that this thing could happen to my new tab when i try to root it and install roms. I don't want to spend that much money until i figure out the problem, so i'm making this tablet "A testing Device" i'm gonna test every possible way to revive it for me and and others. I'll do my best with your help guys to solve this so we can provide help for others.
There was a Guide here in this forum about JTAGing that tablet along with a software that some company use to unbrick devices but i cold not find it, my cousin owns a hardware store and i could use everything i need .. i just need someone to guide me.
Thanks
Sounds like a cool project, sorry it cost so much.
zBarry, You should try this while you can, It sounds simple as it is but it worked for both my tablets that had the 0x4 aka locked bootloader. Sorry if you had already "Lego" lized your tablet into pieces but this may help. :]
http://forum.xda-developers.com/showthread.php?t=1478361
bumb!
im still looking with no luck ... please help ?
can i do anything with linux ?
zBarry said:
bumb!
im still looking with no luck ... please help ?
can i do anything with linux ?
Click to expand...
Click to collapse
As far as I know linux won't help, what % is your tablet charge at? Since you've opened it already why not just de-attach the battery and reattach it back and try to power it directly into fastboot. Normally draining is the same as stopping the flow of current into the tablet. Unlike phones where you can pop out the battery you can't do it to the tab unless you've opened it.
Can you please let me know what steps have you tried so far? Would be nice to know in detailed So I can help you out at best.
Misledz said:
As far as I know linux won't help, what % is your tablet charge at? Since you've opened it already why not just de-attach the battery and reattach it back and try to power it directly into fastboot. Normally draining is the same as stopping the flow of current into the tablet. Unlike phones where you can pop out the battery you can't do it to the tab unless you've opened it.
Can you please let me know what steps have you tried so far? Would be nice to know in detailed So I can help you out at best.
Click to expand...
Click to collapse
i think i have third every possible way out there... and the steps that i did to revive the device your way was :
i taped the power button and left it for like 2 days, then i plugged it to the computer in APX mode to check if its drained or not, but i think it was charging off the computer. So i repeated the first step and left it for 3 days, then plugged it into the socket. after couple of mins the screen turned on, but no logo or anything, just black screen (same issue). i decided to disassemble the device to take the battery out which i did and yet same result. i had hope so i re-did the battery drain thing and left it for a week and when i plugged it i pressed pwr+ vlo + and something.
my tab turns on, but just a black screen it won't that up, and power + volume up will show me a kernel message.
thanks so much, i aprreciate your trying to help any other way you think i should try ?
What sort of kernel message do you get? As far as I know maybe perhaps the contact's arent touching properly? Seems to me you did everything right but when it turns on you don't get the charging icon.
The good part is the display works and atleast you can boot up *Somehow* the bad part is you can't get it into Fastboot mode.
As far as I know the tablet is supposed to light up but have you checked if you get the offline charge icon (That green battery that sits in the middle of the screen and charges?) once you get it to drain/disconnect you should leave it to charge via wall socket for about 5-10secs for that icon to pop up. If you get that icon atleast then you know you are getting somewhere
I wish I had the tablet in hand so I could see what's going on. The whole oceans away solution makes it hard to guess what's happening

Elephone G6 does not start

Hello guys,
I am searching for help, my elephone g6 does not start, rebooted it yesterday and it did not started ever again, not even in recovery mode, i tryed to flash stock rom but can't get him recognised by my computer, the omputer is always playing the sound connect->disconnect->connect->disconnect, within 30 seconds space more or less. i have no idea what to do more, anyone knws the problem and a possible solution?
cheers
thanks in advance.
Try looking up some recovery software from the manufacturer like HTC does. Otherwise is a little to vague.
scottbear said:
Try looking up some recovery software from the manufacturer like HTC does. Otherwise is a little to vague.
Click to expand...
Click to collapse
So, i got my phone to connect to the computer, but the SP flash tools goes to 100% red bar and doesn't do anything more, i am doing everything correctly but it just gets stuck 100% red bar and don't move it has ben like 30+ minutes and nothing, any tip on that?
cheers
n3las said:
So, i got my phone to connect to the computer, but the SP flash tools goes to 100% red bar and doesn't do anything more, i am doing everything correctly but it just gets stuck 100% red bar and don't move it has ben like 30+ minutes and nothing, any tip on that?
cheers
Click to expand...
Click to collapse
No clue. Have you tried flashing a recovery?
scottbear said:
No clue. Have you tried flashing a recovery?
Click to expand...
Click to collapse
hello again, yes i tryed and that's my problem, my SPflashtools just get stuck with a 100% progreress red bar and does not move on, i have done everything correctly, exact stock rom, drivers and so.
n3las said:
Hello guys,
I am searching for help, my elephone g6 does not start, rebooted it yesterday and it did not started ever again, not even in recovery mode, i tryed to flash stock rom but can't get him recognised by my computer, the omputer is always playing the sound connect->disconnect->connect->disconnect, within 30 seconds space more or less. i have no idea what to do more, anyone knws the problem and a possible solution?
cheers
thanks in advance.
Click to expand...
Click to collapse
I have the same problem :crying:
Does someone know what to do?

Can't start after screen replacement

I got a P9000 in the late spring, and have been really happy with it. Unfortunately I dropped it on the ground, and the screen cracked, after which the touch function did not work (but the phone did) I finally managed to get a new screen from China, and it has been installed by a local shop dealing with mobiles. However, the shop told me they could/would not deal with anything else but changing the LCD screen. The phone switches on (I can hear starting jingles and emails downloading etc) but the screen just turns from black to dark blue and stays that way. I have been trawling through the forums, but not sure what to do next. Take it that I need to flash it, and have followed the instructions given here, but it just seems to time out. Anyone got the patience to walk me through this?
UKrugger said:
I got a P9000 in the late spring, and have been really happy with it. Unfortunately I dropped it on the ground, and the screen cracked, after which the touch function did not work (but the phone did) I finally managed to get a new screen from China, and it has been installed by a local shop dealing with mobiles. However, the shop told me they could/would not deal with anything else but changing the LCD screen. The phone switches on (I can hear starting jingles and emails downloading etc) but the screen just turns from black to dark blue and stays that way. I have been trawling through the forums, but not sure what to do next. Take it that I need to flash it, and have followed the instructions given here, but it just seems to time out. Anyone got the patience to walk me through this?
Click to expand...
Click to collapse
I am facing same thing here. The screen is not coming up at all, But I can hear sound too. ANyone else who has changed the screen successfully before?
yes, i changed the screen successfully. After screen replacement i flashed the newest rom with flashtools and all was ok.
DonMagnifico said:
yes, i changed the screen successfully. After screen replacement i flashed the newest rom with flashtools and all was ok.
Click to expand...
Click to collapse
Can you describe the precise process you followed. I seem to get stuck when I try to flash the phone
UKrugger said:
Can you describe the precise process you followed. I seem to get stuck when I try to flash the phone
Click to expand...
Click to collapse
skeleton1911 describe in this thread how to flash the P9000:
http://forum.xda-developers.com/elephone-p9000/how-to/how-to-guideline-install-mtk-drivers-t3344042
in this thread from skeleton1911 you find all links to the needed files:
http://forum.xda-developers.com/showpost.php?p=66784596&postcount=146
change screen start logo screen after light on/off all the time 2sec
DonMagnifico said:
skeleton1911 describe in this thread how to flash the P9000:
http://forum.xda-developers.com/elephone-p9000/how-to/how-to-guideline-install-mtk-drivers-t3344042
in this thread from skeleton1911 you find all links to the needed files:
http://forum.xda-developers.com/showpost.php?p=66784596&postcount=146
Click to expand...
Click to collapse
hello, thank you for you help. i've change the screen p9000 and when i put battery the screen logo elephone turns on and turns off two second always.is it normal and is it essential new flash when you put a new screen. in periph manager i see two second USB Vcom MT 65xx preloader but it's disapear 2seconde all the time because logo elephone light on and off two second. If you give me a solution, you are the best.
the pc don't recognize telephone of course. but i'm tm trying your methode but i've meet difficult with install pilot.
thank you XDA
thank you to help me, all the day i'm trying solutions,after the screen change, Flashtool tell sucess download, but it continues to turn on and off with the logo elephone starts. in peripheral it appears and disappears every two seconds. i don't know if there is a room in my phone. how to inject the files in the phone with a Peripheric always on and off. help me please. after flashtool ok download the screenis black and nothing i move battery and after logo elephone on/off but nothing else. someone know the reason on/off and appear an desappear in device : Mt65xx USBVCOM.
tanguy66 said:
hello, thank you for you help. i've change the screen p9000 and when i put battery the screen logo elephone turns on and turns off two second always.is it normal and is it essential new flash when you put a new screen. in periph manager i see two second USB Vcom MT 65xx preloader but it's disapear 2seconde all the time because logo elephone light on and off two second. If you give me a solution, you are the best.
the pc don't recognize telephone of course. but i'm tm trying your methode but i've meet difficult with install pilot.
thank you XDA
Click to expand...
Click to collapse
You are in a boot loop. This is not a bad sign, now you know the screen works. It's normal that you have to flash the Rom again after replacing the screen. if you use flashtool, start download in flashtools before you connect your phone to the PC, then hold vol+ on your P9000 and connect the phone to the pc.
DonMagnifico said:
You are in a boot loop. This is not a bad sign, now you know the screen works. It's normal that you have to flash the Rom again after replacing the screen. if you use flashtool, start download in flashtools before you connect your phone to the PC, then hold vol+ on your P9000 and connect the phone to the pc.
Click to expand...
Click to collapse
always the same problem: light on off all 2 seconds, with B+vol+ i see recovery 1 seconde. i haven't the time to do something. question is it possible the battery bad, the logo flash all the time if the battery bad the logo don't go isn't it. please help i'm trying plenty solution but no good . thank you.
tanguy66 said:
always the same problem: light on off all 2 seconds, with B+vol+ i see recovery 1 seconde. i haven't the time to do something. question is it possible the battery bad, the logo flash all the time if the battery bad the logo don't go isn't it. please help i'm trying plenty solution but no good . thank you.
Click to expand...
Click to collapse
no, it's not the battery. You made a mistake by flashing the rom, now you are in a boot loop. Ignore the message on the screen. Try to flash the rom again. start flashtool, select the scattertext, click download, hold vol+ button on the phone and connect the phone to the PC
PLEASE HELP me, can you give me a solution to start up the phone again
hello , before flash tool all is ok flashing GOOD, now it's more bad now i have no lignt no logo, and when use flash tool always stop download 20% BROM error: status dowwnload exeption (0xc0050003) (HINT) : , i don't know if i have a good battery
yesterday i have a new image appears it'a big beautiful battery only one bar after logo several times. i'm found an d try all solutions, 4 days , i sleep at 1 oclock. help to find a solution. how to know or test if the telephone is dead or little life.
OK now i arrived with flash tool i begin all zero, and message OK Good, i'm verry worried, no light , no logo??have you a solution to know if the battery now? thank you help.
do you know when the message tell OK,it means all things an room is now ok in the phone. I'm not sure
just now i'm testing battery with tester 3v 1ma it's good. how to do to light screen now. it's strange.
and with electric power it must work normaly ,or not if the battery dead?
i think you flashef the wrong preloader. flash the phone again with the newest firmware. in #5 you find a link to the needed files.
DonMagnifico said:
skeleton1911 describe in this thread how to flash the P9000:
http://forum.xda-developers.com/elephone-p9000/how-to/how-to-guideline-install-mtk-drivers-t3344042
in this thread from skeleton1911 you find all links to the needed files:
http://forum.xda-developers.com/showpost.php?p=66784596&postcount=146
Click to expand...
Click to collapse
After a couple of tries, I did manage to get this working. Initial failure seemed to be me not pressing the "Vol +" button. Thanks very much for your help
DonMagnifico said:
i think you flashef the wrong preloader. flash the phone again with the newest firmware. in #5 you find a link to the needed files.
Click to expand...
Click to collapse
thank you. i use flash tool v5.1620. i have windows 7 32 bit,mtk 65 vcom is update, i'm not sure what do you mean. newest firmware. i have last room for p9000. can you tell more details please or more link to succeed. i read, and i trying a lot, now i swimming again.
UKrugger said:
After a couple of tries, I did manage to get this working. Initial failure seemed to be me not pressing the "Vol +" button. Thanks very much for your help
Click to expand...
Click to collapse
ok , i don't understand with flash tool i have plenty of time a big download is ok, if the download is ok why it's doesn't working.
the phone is often remains dark. I put in charge the battery with two 2mn special machine at my work , and it's wake up the phone souddenly appears again the elephone logo and battery with 1 once bar, I don't know if it's me or the battery or something else. normally if I plug in USB i must have lignt Electric power? but nothing.
thank you and not let me down please i need you.
tanguy66 said:
ok , i don't understand with flash tool i have plenty of time a big download is ok, if the download is ok why it's doesn't working.
the phone is often remains dark. I put in charge the battery with two 2mn special machine at my work , and it's wake up the phone souddenly appears again the elephone logo and battery with 1 once bar, I don't know if it's me or the battery or something else. normally if I plug in USB i must have lignt Electric power? but nothing.
thank you and not let me down please i need you.
Click to expand...
Click to collapse
Sorry, I can' t help you more. All I know i telled you. But write a private message to skeleton1911, he has a great experience in reactivating Phones. May be he can help you.
P9000 screen replacement
Hi . I had my p9000 about 2 months when I sat on it and cracked the screen,the casing was very slightly curved so I gave it to a shop to repair,now nearly 2 months later they say they can't get it to start up. They tried a new battery and I told them what I'd read on this forum regarding flahing the rom but They gave me back the phone with a new screen and nothing else, so I told them i'm not paying for 1/2 a repair and told them to remove the new screen and give me back the phone as it was . What do you think could be the problem if a repair shop cannot repair a screen and install new sorftware is there hope for it?
Hi, i broked my screen again so i am not a newbie about this... but this time after flashing the Phone show nothing at all... the small LED Dot is shining when android is boot, so i dont think the cable is connected wrong. The touch works fine..What can it be??

Need help with bricked device

I bricked my Lenovo Yoga Tab 3 (YTS-X50F) this morning.
Trying to flash as ROM to get an update. it said it worked fine, rebooted and well ... I'm here aren't I.
Here is the thing, its somewhere between a soft brick and a hard brick.
If I try to power it down (or force it to turn off) I can hear it go through the motions. It plays the super obnoxious, deafeningly loud start up sound and vibrates. But the screen isn't readable. In some light you can kind of sorta make out the lenovo logo.
At one point I let it go through the motions, I could tell when I tried to swipe to unlock it worked (it vibrated when I did it from the wrong side and chimed when I did it right). I could kinda sort of make out stuff on the screen. but it wasn't in English. It was all as if someone had the screen brightness all the way down.
I know if I press and hold power and Vol+ it should go into Recovery and I could reset to factory etc. I just can't see that screen to do that!
Are there any kind of tools to force that from my computer? If I plug it into my computer and its on, my laptop recognizes its there.
I know I posted in the Lenovo forums, but I wanted to post here in a more general area in case other Android experts have ideas.
Kerivkennedy said:
I bricked my Lenovo Yoga Tab 3 (YTS-X50F) this morning.
Trying to flash as ROM to get an update. it said it worked fine, rebooted and well ... I'm here aren't I.
Here is the thing, its somewhere between a soft brick and a hard brick.
If I try to power it down (or force it to turn off) I can hear it go through the motions. It plays the super obnoxious, deafeningly loud start up sound and vibrates. But the screen isn't readable. In some light you can kind of sorta make out the lenovo logo.
At one point I let it go through the motions, I could tell when I tried to swipe to unlock it worked (it vibrated when I did it from the wrong side and chimed when I did it right). I could kinda sort of make out stuff on the screen. but it wasn't in English. It was all as if someone had the screen brightness all the way down.
I know if I press and hold power and Vol+ it should go into Recovery and I could reset to factory etc. I just can't see that screen to do that!
Are there any kind of tools to force that from my computer? If I plug it into my computer and its on, my laptop recognizes its there.
I know I posted in the Lenovo forums, but I wanted to post here in a more general area in case other Android experts have ideas.
Click to expand...
Click to collapse
Just flash the stock firmware and everything will be fine
Regards milkyway3
yes, I know that. but HOW when you can not see anything on the screen
I know it powers on. but I can't get it to a Recovery screen. The screen is practically black.
milkyway3 said:
Just flash the stock firmware and everything will be fine
Regards milkyway3
Click to expand...
Click to collapse
Kerivkennedy said:
yes, I know that. but HOW when you can not see anything on the screen
I know it powers on. but I can't get it to a Recovery screen. The screen is practically black.
Click to expand...
Click to collapse
You have to flash it through pc not through mobile
Regards milkyway3
Kerivkennedy said:
yes, I know that. but HOW when you can not see anything on the screen
I know it powers on. but I can't get it to a Recovery screen. The screen is practically black.
Click to expand...
Click to collapse
Even once I bricked my lenovo.
For lenovo no recovery needed to fix using pc. Actually while flashing you don't even have to power on your device.
How to Download firmware from here as shown in the video. ( tutorial for downloading firmware. )
https://m.youtube.com/watch?v=QuGOV3uuTY8
And watch this for how to fix your device ( tutorial for fixing )
https://m.youtube.com/watch?v=4FRyDsV83PY
Thank you. Giving this a try. I tried Android Studio but couldn't seem to get it to work - however its a pretty impressive developer tool, that is complicated and has more than I need.
mdmaher said:
Even once I bricked my lenovo.
For lenovo no recovery needed to fix using pc. Actually while flashing you don't even have to power on your device.
How to Download firmware from here as shown in the video. ( tutorial for downloading firmware. )
https://m.youtube.com/watch?v=QuGOV3uuTY8
And watch this for how to fix your device ( tutorial for fixing )
https://m.youtube.com/watch?v=4FRyDsV83PY
Click to expand...
Click to collapse
Hate to pester you but I've been searching on this all day with no luck. I've got Stock frimware downloaded (zip file) and extracted. Yet I can not seem to locate the scatter file required to use the SP Flash tools. Most sites say "includes scatter file" yet no zip file seems to have it included (yes I've tried it more than one place).
mdmaher said:
Even once I bricked my lenovo.
For lenovo no recovery needed to fix using pc. Actually while flashing you don't even have to power on your device.
How to Download firmware from here as shown in the video. ( tutorial for downloading firmware. )
https://m.youtube.com/watch?v=QuGOV3uuTY8
And watch this for how to fix your device ( tutorial for fixing )
https://m.youtube.com/watch?v=4FRyDsV83PY
Click to expand...
Click to collapse

Phone not booting after Odin fail (Galaxy A21s)

Hello guys,
I flashed the Android 11 firmware on my Samsung Galaxy A21s (SM-A217F) using odin. The progress didn't finish successful because of an fail.
Now my phone seems to not boot anymore. It shows the "Samsung powered by Android" - Screen and after this nothing more is happening. It's not possible to fully start the device. Also downloadmode doen't work. Connect the phone to PC doesn't work because phone is not turned on.
Is it possible to install OS/ROM/firmware with an SD-card or otherwise?
Do you have any other ideas to safe the phone und make it running again?
Please bear with me if the topic already exists and I didn't find it in the search. I apologize in this case and ask for reference to the forum post.
Thanks a lot!
Knut222 said:
Hello guys,
I flashed the Android 11 firmware on my Samsung Galaxy A21s (SM-A217F) using odin. The progress didn't finish successful because of an fail.
Now my phone seems to not boot anymore. It shows the "Samsung powered by Android" - Screen and after this nothing more is happening. It's not possible to fully start the device. Also downloadmode doen't work. Connect the phone to PC doesn't work because phone is not turned on.
Is it possible to install OS/ROM/firmware with an SD-card or otherwise?
Do you have any other ideas to safe the phone und make it running again?
Please bear with me if the topic already exists and I didn't find it in the search. I apologize in this case and ask for reference to the forum post.
Thanks a lot!
Click to expand...
Click to collapse
@Knut222
Welcome to XDA. I hope you'll always get the support you require.
However, prior to your next posting please read the guidances that are stuck on top of every forum like
Note: Questions go in Q&A Forum
If you are posting a Question Thread post it in the Q&A forum. Technical discussion of Android development and hacking. No noobs, please. Device-specific releases should go under the appropriate device forum...
forum.xda-developers.com
and the others. I've moved the thread to Android Q&A as it didn't qualify for development.
Thanks for your cooperation.
Regards
Oswald Boelcke
Senior Moderator
download mode will work again once device left boot-loop. shutdown can be achieved by draining battery or long press power
aIecxs said:
download mode will work again once device left boot-loop. shutdown can be achieved by draining battery or long press power
Click to expand...
Click to collapse
Hello alecxs,
thanks for your answer. The phone is turned off. It shuts off automaticly after showing the first screen. Nothing else happens.
Downloadmode with pushing the buttons and insert the data cabel is not working. It also shows that screen and goes to black screen again.
It can work if phone Is bootloop will go again on download mode open your phone disconnect battery and replace wait for 7 or 10second then connect the battery hold volume up and down connect usb cable will redirect you for download mode thank you
Verspot said:
It can work if phone Is bootloop will go again on download mode open your phone disconnect battery and replace wait for 7 or 10second then connect the battery hold volume up and down connect usb cable will redirect you for download mode thank you
Click to expand...
Click to collapse
Hello Verspot,
thanks for your answer!
The battery is permanently installed and not possible to take out.
Knut222 said:
Hello Verspot,
thanks for your answer!
The battery is permanently installed and not possible to take out.
Click to expand...
Click to collapse
It's possible sir you can do it also for doing that there's no skill required
Verspot said:
It's possible sir you can do it also for doing that there's no skill required
Click to expand...
Click to collapse
well, that's not true. this device requires high skills and hair dryer - I do strongly not recommend this
just wait few weeks for the battery is drained
aIecxs said:
well, that's not true. this device requires high skills and hair dryer - I do strongly not recommend this
just wait few weeks for the battery is drained
Click to expand...
Click to collapse
I will give it a try, if there is no other option.
But is my phone really in a bootloop? I don't think so. In the loop the Android-screen shows again and again. In my case, it only shows once including vibration and after this the screen turn off again. No second boot. The phone seems to turn off again.
In this case it will take ages to let the battery be empty.
yes that's boot-loop
if device would have powered off you would see charging animation when plugged..
according to this factory reset will solve?
Fingerprint sensor after update
Just installed UPDATE for A22. Fingerprint sensor not working any suggestions?
eu.community.samsung.com
aIecxs said:
yes that's boot-loop
if device would have powered off you would see charging animation when plugged..
Click to expand...
Click to collapse
I've tried it. The is truely no charging animation.
So now I need to let die battery die and once that happend booting into download-mode is possible again?
Why did u try to flash using odin in the first place?
don't nail me but I believe buttons for download mode are read from ABL (aboot.mbn) it's very unlikely that OTA or stock ROM caused corrupted bootloader...
you can see Samsung logo, guess that means aboot is alive
@Verspot pointed out it requires vol dn + vol up + usb cable to enter download mode (imho bit unusual)
https://www.hardreset.info/devices/samsung/samsung-galaxy-a21s/download-mode
aIecxs said:
don't nail me but I believe buttons for download mode are read from ABL (aboot.mbn) it's very unlikely that OTA or stock ROM caused corrupted bootloader...
you can see Samsung logo, guess that means aboot is alive
@Verspot pointed out it requires vol dn + vol up + usb cable to enter download mode (imho bit unusual)
https://www.hardreset.info/devices/samsung/samsung-galaxy-a21s/download-mode
Click to expand...
Click to collapse
The mentioned button combination is the one I used to get to download mode before I flashed the firmware.
Now the button combination is not working.
It will not boot to recovery or the download mode.
Yes but what I meant the usb cable is important (instead pwr button) - obviously you did it right before, just wanted to clarify intentionally/unintentionally.
The error screen "fingerprint protection failed." suggest it can not read fingerprint so I guess your phone stucks somewhere beyond aboot, that's why it does not work
after doing some more research I have bad news for you:
found two other sites with same issue "fingerprint protection failed" (in espanol and nepalese) both suggest bricked bootloader which can only fixed by JTAG or ISP.
If that's true I recommend RMA to Samsung there is a good chance they treat as hardware failure (don't tell anything)
https://www.google.com/search?q=a21s+dead+boot+repair
Woo
aIecxs said:
well, that's not true. this device requires high skills and hair dryer - I do strongly not recommend this
just wait few weeks for the battery is drained
Click to expand...
Click to collapse
Woow but it's possible and easy maybe for myself
aIecxs said:
after doing some more research I have bad news for you:
found two other sites (in espanol and nepalese) both suggest bricked bootloader which can only fixed by JTAG.
If that's true I recommend RMA to Samsung there is a good chance they treat as hardware failure (don't tell anything)
Click to expand...
Click to collapse
I don't like to hear that but after nothing so far worked, I expacted something like that.
Is my idea to boot the phone from an SD-card (like booting windows from USB-drive) and reinstall Android Firmware nonsense or is it somehow possible?

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