mtk6575 unbrick - Android Q&A, Help & Troubleshooting

Hey,
I have been years just reading these forums but never made any posts, so thats why I cannot post to development section anyways. I happened to totally brick my phone by flashing wrong preloader into it. However this morning i succesfully reflashed it and now I have somehow working phone (just need to find new rom now) but anyways. This thread is to help other people who has semi bricked their phones as well.
Current situation.
-Phone doesn't charge,
-Phone doesn't turn on (nothing happens)
-Computer sees phone for few secs, so you have "META mode" access. If your computer doesn't see your phone at all make modified USB connect the 4pin to ground. This is what I did actually. If that doesn't work you can google for test points.
My device:
MTK6575 (Fake mt6589)
512MT RAM (fake 2GB)
800x460 resolution (fake 1920x1080)
4GB internal memory (fake 8gb)
5" screen
2200mah battery (fake 3000mah)
OK this is the prodecure that got my phone back to live!
Install windows XP (Yes, windows 8 didn't work for me. most likely drivers are not ready for it. I will not write steps how to install windows xp)
Install USB deview
-Google it, download it, extract package and run it
-Remove all drivers related to Mediatek, android, usb vcom etc.
Download and install VCOM USB Drivers
-Download these drivers http://www.mediafire.com/download/31nddwqdot5ajp2/MT6575+USB+VCOM+drivers.zip
-Put your phone battery in (50% charge) required. wait 10s. Take battery off and connect your phone to PC as meta mode ( modified USB cable, VOL+/- while connecting, you can read more about this from here: http://forum.xda-developers.com/showthread.php?t=1943442
-When your phone is connected it will disconnect after ~3-5seconds. Now you have to wait in device manager connect the phone right click the device when it shows up. Install driver from the location where you unpacked your VCOM USB drivers/2K_XP_COM/ dont automaticly install them but manually. After windows have found drivers UNTICK show compatible devices. And MANUALLY select preloader driver. Now it will install it the next time the device connects. OK now we have Preloader driver in place. Notice that we will install one more driver later needed in flashing procedure. Disconnect phone.
Now download compatible rom. for me My backup was not working, but this rom worked out perfectly:
http://search.4shared.com/postDownload/wILsUT7J/MTK6575_S4_FLASH_TOOLS_YEDEK.html
Download SP Flash Tool v3.1222.00, extract it.
Ok lets recap what we have now:
-preloader drivers
-phone disconnected
-SP Flash Tool v3.1222.00
-back up we can use to flash
Open flash tool, enter scatter file and go to Format
-Select Format whole flash except bootloader and nvram bin region. -> connect phone -> succeed
-Select Format NVRAM bin region ONLY -> connect phone -> succeed
-Select Format whole flash -> connect phone -> succeed
Ok. Next we need to flash compatible rom this part is tricky. Read before doing anything.
-Disconnect your phone, enter battery (50% charge required)
-wait atlaest 15seconds, and remove battery
-(I dont know why those steps were required, but didn't work without it)
-Open SP Flash tool select scatter file and select all checkboxes
-press download
-connect your phone in META mode with Preloader drivers we installed before.
-Now red prograss bar will start going and phone will disconnect After it reconnect We want ANOTHER drivers are located in the same place but now we need to select Mediatek DA Vcom USB drivers. If everything went fine you get yellow progress bar and it will reflash your phone! :victory:
In the last part if you got Error 5054, This is good. It means your phone is still alive! but your current preloader does not match the data you are going to flash. So you need to go back to google and download other rom try flashing everything (thats what I did, before hitting jack pot, eventually you will find compatible rom)
If you got ERROR 3002 switch back to SP Flash Tool v3.1222.00 newer one doesn't work!
I got some other errors as well when flashing and I solved them but didn't write down the errors so I cant remember them sorry
Remember before connect phone as META mode. Plug in battery with atlaest 50% power wait 15s. remove it. and connect the phone to PC. This was the mysterious step I was missing when struggling with this 5 days!
By the time of writing this article I got my phone working rom, everything works.
GOOD LUCK
ps. Sorry for typos.
:angel: kthxbai

thanks!
AND THANKS FOR yuweng and rui1 who made this all possible!
anyway now I'm back to porting CM to our device. hopefully this helped somebody (and yes, I will be more careful this time)

Hi, it worked for me and i could unbrick my mtk6575
Hi, there
rom given in post worked for me
and i could finally unbrick my phone, but now it asks for the password to decrypt storage after boot. I don't know what to do.
please provide password or any solution to it.

my device is stuck on boot?
Havunen said:
Hey,
I have been years just reading these forums but never made any posts, so thats why I cannot post to development section anyways. I happened to totally brick my phone by flashing wrong preloader into it. However this morning i succesfully reflashed it and now I have somehow working phone (just need to find new rom now) but anyways. This thread is to help other people who has semi bricked their phones as well.
Current situation.
-Phone doesn't charge,
-Phone doesn't turn on (nothing happens)
-Computer sees phone for few secs, so you have "META mode" access. If your computer doesn't see your phone at all make modified USB connect the 4pin to ground. This is what I did actually. If that doesn't work you can google for test points.
My device:
MTK6575 (Fake mt6589)
512MT RAM (fake 2GB)
800x460 resolution (fake 1920x1080)
4GB internal memory (fake 8gb)
5" screen
2200mah battery (fake 3000mah)
OK this is the prodecure that got my phone back to live!
Install windows XP (Yes, windows 8 didn't work for me. most likely drivers are not ready for it. I will not write steps how to install windows xp)
Install USB deview
-Google it, download it, extract package and run it
-Remove all drivers related to Mediatek, android, usb vcom etc.
Download and install VCOM USB Drivers
-Download these drivers http://www.mediafire.com/download/31nddwqdot5ajp2/MT6575+USB+VCOM+drivers.zip
-Put your phone battery in (50% charge) required. wait 10s. Take battery off and connect your phone to PC as meta mode ( modified USB cable, VOL+/- while connecting, you can read more about this from here: http://forum.xda-developers.com/showthread.php?t=1943442
-When your phone is connected it will disconnect after ~3-5seconds. Now you have to wait in device manager connect the phone right click the device when it shows up. Install driver from the location where you unpacked your VCOM USB drivers/2K_XP_COM/ dont automaticly install them but manually. After windows have found drivers UNTICK show compatible devices. And MANUALLY select preloader driver. Now it will install it the next time the device connects. OK now we have Preloader driver in place. Notice that we will install one more driver later needed in flashing procedure. Disconnect phone.
Now download compatible rom. for me My backup was not working, but this rom worked out perfectly:
http://search.4shared.com/postDownload/wILsUT7J/MTK6575_S4_FLASH_TOOLS_YEDEK.html
Download SP Flash Tool v3.1222.00, extract it.
Ok lets recap what we have now:
-preloader drivers
-phone disconnected
-SP Flash Tool v3.1222.00
-back up we can use to flash
Open flash tool, enter scatter file and go to Format
-Select Format whole flash except bootloader and nvram bin region. -> connect phone -> succeed
-Select Format NVRAM bin region ONLY -> connect phone -> succeed
-Select Format whole flash -> connect phone -> succeed
Ok. Next we need to flash compatible rom this part is tricky. Read before doing anything.
-Disconnect your phone, enter battery (50% charge required)
-wait atlaest 15seconds, and remove battery
-(I dont know why those steps were required, but didn't work without it)
-Open SP Flash tool select scatter file and select all checkboxes
-press download
-connect your phone in META mode with Preloader drivers we installed before.
-Now red prograss bar will start going and phone will disconnect After it reconnect We want ANOTHER drivers are located in the same place but now we need to select Mediatek DA Vcom USB drivers. If everything went fine you get yellow progress bar and it will reflash your phone! :victory:
In the last part if you got Error 5054, This is good. It means your phone is still alive! but your current preloader does not match the data you are going to flash. So you need to go back to google and download other rom try flashing everything (thats what I did, before hitting jack pot, eventually you will find compatible rom)
If you got ERROR 3002 switch back to SP Flash Tool v3.1222.00 newer one doesn't work!
I got some other errors as well when flashing and I solved them but didn't write down the errors so I cant remember them sorry
Remember before connect phone as META mode. Plug in battery with atlaest 50% power wait 15s. remove it. and connect the phone to PC. This was the mysterious step I was missing when struggling with this 5 days!
By the time of writing this article I got my phone working rom, everything works.
GOOD LUCK
ps. Sorry for typos.
:angel: kthxbai
Click to expand...
Click to collapse
my rooted mt6575(spice mi-315) device stuck on boot logo. i also tried clar cache and wipe all data bt still same boot logo appear . i am going to ur theard when i format whole flash except bootloader and navram. and connect my device to pc and error occured.....

does some know where to find a latest rom for my mtk 6575(samsung glx,y grand duo hard copy) plz i really need 1

google play service was not working so i uninstalled it to intall a proper vrsion but when i try install it from google play store it says imcompatible with same shared id what can i do plz hlp me coz some of my apps and game r not working...

gapps and cwm problems
soulindub said:
google play service was not working so i uninstalled it to intall a proper vrsion but when i try install it from google play store it says imcompatible with same shared id what can i do plz hlp me coz some of my apps and game r not working...
Click to expand...
Click to collapse
Quote:
Originally Posted by Snekhers
I need this informations roms!
Screen : 540x960
BB Chip : MT6577
Ms Board : Glaxy S3
IMEI1 : XXXXXX
IMEI2: XXXXXX
Modem Ver. : MAUI.11AMD.W11.50.SP.V12. 2012/09/20 18:56
Bar code : 030801050804260123456788.81_20390210
Build Time : 2012 10 17 15:02:47 CST
UBoot Ver. : 2010.06
Kernel Ver. : 4.1.1
SW Ver. : ALPS.ICS.MP.V2.6
Custom Build Verno. : 005121017
hi, a have same phone and is it possible update new rom? Why? Because thşs rom very stable but one except, google contacts cant sync.
And i m trying cwm install with MTKdroid tools its runing but ONLY ONE TAKE. After the reboot in CWM menu coming orginal factory recovery(yellow simple screen and only have test etc. menus) why? ((

Related

[Q] Help :Please: with Prestigio - PMP7280C3G V4.2.2 - ? -

Hello I got this tablet Prestigio - PMP7280C3G V4.2.2 back in November, December time and I am wanting to Root it.
From a post I did back then on another website a user replied that he got it working and rooted using a method on a website into which here's the Instructions translated into English below....
-
Testing the current model PMP7280C3G_DUO with FW 1.0.05 and 1.0.07
Installing CWM :
First Tablet Do NOT let it lie somewhere near you will need it .
Second Download and unzip the file . PMP7280C3G_QUAD-recovery-flash.zip | Ulo?.to password : 7280
3rd Open Device Manager on the computer to turn off the tablet and connect the cable to the PC for a while, the new device
( MT65xx preloader ) right click update driver (if 2x click left to open the info on the device and select Update Driver )
and manually install the driver " MediaTek preloader USB VCOM Port " from the Drivers folder depending on your version of
Windows (tested on XP and Win7 32bit and 64bit ) - If does not happen the first time you just disconnect and reconnect
tablet , again captured the moment on the device.
4th Unplug the tablet and start Flash_tool.exe
5th Right click on a scatter - loading and set the path to the directory / PMP7280C3G Recovery
CWM/MT6589_Android_scatter_emmc.txt and let Open.
6th Up in a menu icon you click on a download in the following confirm with YES you want to continue .
7th Connect the tablet off - starts by itself recovery download to your tablet . Can now be two situations ; endings Will
a download window with a green circle . A second variant or passes first the download and install the computer starts by
itself another driver " MediaTek DA USB VCOM Port" and flash program throws an error . Not to worry if you just unplug the
tablet itself on off it and click again to download again, click YES to connect off tablet . Ted would arrive melo
successful recovery in tablet and confirmation will be green ring in a new window.
8.Odpojte cable from the tablet and hold the VOL + and Power 3 seconds and you are in CWM recovery .
ROOT :
First In the ROOT folder is a file Supers - v1.65.zip and upload the memory card or tablet.
Second Run the recovery and select "install zip from sdcard" then select a location where you want the file to install
depends by location " choose zip from sdcard " and " choose zip from internal sdcard " you will find include file and
press power.
3rd select reboot system
That's all .
Way back in the state with Origami recovery without root if required :
Approach, as well as with CWM just place ingredients into CWM Recovery Route to Recovery folder Origo . The rest is the
same. In the tablet to run the application supers and remove root data settings .
THNX :
XDA for Supers - v1.65.zip
-
-
-
Now from the above I have downloaded the files Turned off the Tablet gone into device manager and plugged in the cable from the Tablet to the USB-Port of my laptop. It says in the steps above in step 3 that a new device ( MT65xx preloader ) should show up but it doesn't not in device manager not even on my computer now is that because the tablet is turned off also when its off and plugged in it's just charging.
Also when I got this Tablet I already hooked it up to my laptop to put music onto the tablet and photos so does that mean I need to turn the tablet on and uninstall anything that is to do with the Tablet in device manager then go from step 3 again - Does anyone know if that sounds about right since the new device ( MT65xx preloader ) in device manager doesn't show up yet with it's turned off and plugged in.
Any help will be Massively Appreciated.

[Q] Need help lenovo s820 brom error -dram-fail 4032

Please i need help.
On my phone Lenovo s820 was viber rom. I try to put different. And i downladed that rom form needrom page
[
LENOVO S820 - Update 13/08/2013 -- this version i install it with flashtool .The process came ok to the end,
After complete i can t turn on my phone any more.
I try it again but after that flash tool put me only message after red bar came to 100 %
BROM ERROR:S_FT-ENABLE_DRAM_FAIL(4032)
I try put several rom but evething is same phone is dead i cant turn him on -----
For all roms what i try to put -was the same story. I vant do nothing anymore.
When i connect phone (after bricking) with usb cable on computer it found MTK USB PORT(36). Not preloader.
I do it before flasing with flash toll others Lenovo phones and always was good. But now with this lenovo s820 something went wrong.
Please i need someone who have similar probem to help me find solution to unbrick my phone.
Thanks a lot.
sukisus said:
Please i need help.
On my phone Lenovo s820 was viber rom. I try to put different. And i downladed that rom form needrom page
[
LENOVO S820 - Update 13/08/2013 -- this version i install it with flashtool .The process came ok to the end,
After complete i can t turn on my phone any more.
I try it again but after that flash tool put me only message after red bar came to 100 %
BROM ERROR:S_FT-ENABLE_DRAM_FAIL(4032)
I try put several rom but evething is same phone is dead i cant turn him on -----
For all roms what i try to put -was the same story. I vant do nothing anymore.
When i connect phone (after bricking) with usb cable on computer it found MTK USB PORT(36). Not preloader.
I do it before flasing with flash toll others Lenovo phones and always was good. But now with this lenovo s820 something went wrong.
Please i need someone who have similar probem to help me find solution to unbrick my phone.
Thanks a lot.
Click to expand...
Click to collapse
If you put it to a wall charger does the phone respond?
UltraWelfare said:
If you put it to a wall charger does the phone respond?
Click to expand...
Click to collapse
No nothing,neither in wall with charger , Nothing --unresponsive.
Only sing is when i connect him with pc is in device manager MTK USB PORT(36). But few second is availabe then it turn of. And so on all the time. Turn on and turn of in device manager.
Please if you or someone know how to repair I'd be very grateful .
I m last 3 days trying to repair it but I can t .
Flashtool send me same message again.
I tried with backup from another s820 but nothing.Same story.
Is it main problem with mtk drivers or right rom?
Thnaks a lot
sukisus said:
No nothing,neither in wall with charger , Nothing --unresponsive.
Only sing is when i connect him with pc is in device manager MTK USB PORT(36). But few second is availabe then it turn of. And so on all the time. Turn on and turn of in device manager.
Please if you or someone know how to repair I'd be very grateful .
I m last 3 days trying to repair it but I can t .
Flashtool send me same message again.
I tried with backup from another s820 but nothing.Same story.
Is it main problem with mtk drivers or right rom?
Thnaks a lot
Click to expand...
Click to collapse
Have you checked out these 2 links [1] [2]?
UltraWelfare said:
Have you checked out these 2 links [1] [2]?
Click to expand...
Click to collapse
I try but nothing.
I have similar probelm as in this video
youtube.com/watch?v=hKYH7gkvrvY
but in my sitation is not happy end- Still error
pass levigati
I think that i m during my first flashing click on firmware/upgrade instead downlad.
Maybe is this main problem?
thnaks
I've seen the other thread in xda forum that solved this problem and it's because of the preloader file but thing is which preloader file that solved this DRAM failed problem. Anyone? Please.. share the link or files included the steps?
Solution that I've already try and end up error.
- try other S820 Stock ROM , load up in SP Flash tool and end up with same error "DRAM Failed"
- take out the batt. plug in back after hit the "download" button from SP Flash tool and at the same time plug onto usb while pressing power + vol. down @ both vol. button and end up with the same error.
p/s : in my case, the usb drive is well connected and recognize by my laptop/pc desktop and I'm pretty sure that this has nothing to do with the usb driver cause my laptops still can detect my phones (com port).
Problem Solved.
I've download several files and my phone turn on back. Follows below step if you're having same problem as mine.
Problem :
Phone is already update to a new version 4.4.2 Kitkat (don't know which or what rom since this phone is not belong to me) and from what owner tell me is that this rom that installed has no gapps and he tried to install the gapps.
after flashing it, phone become dead and won't boot even can't see the bootloader. Just nothing if you hold up the power + vol. down / up or power + vol. up and down.
When plug in phone to pc / laptop, phone is detected by Lenovo usb port or MTK usb port.
Solution :
*IMPORTANT* make sure you came from what version. (mine is 4.4.2 kitkat)
Things that you need -
sd card (just enough to put the required files), usb cable, SP Flash tool v3.1328.0.183, preloader.bin file, S820_ROW_S119_130922 files and S820 Multi language files.
1. Download all the requirement files.
S820 Custom Multi language and pre_install_rom v9 here
preloader.bin file here
S820_ROW_S119_130922 here (login and passwd can be found here)
2. Extract the S820_ROW_S119_130922 files and extract the target_bin.zip files.
Then extract the Pre_install_rom v9 and rename the folder as target_bins. After that,
extract the preloader.bin files and put it on the target_bin folder. (Don't worry as in target_bin folder already has the preloader_S820_ROW.bin (119kb) ). Done extract the files, check your phone either your machine detect it by name MTK usb port or Lenovo usb port. If it is MTK then we're good to go. ( If other than that, please uninstall any other lenovo driver that you already installed in your machine. Restart machine and check again whether your machine recognize it as MTK port or Lenovo usb port. ) When you done with this, unplug your phone from your machines and leave it aside.
3. Run the SP flash tool (admin rights) and select the MT6589_Android_scatter_emmc files that located in target_bin folder. Tick the DA DL with all checksum. Then copy Checksum files in folder target_bins and paste it on target_bin folder and on SP flash tool click download. Let it load for a moment until at the bottom of it (EMMC) you see "searching".
4. take out your batt. and plug in back then plug the usb cable to your machine and wait for the sp flash tool detect your phone and start the flashing process. After done flashing, now your phone has the CWM recovery. Unplug the phone from machine and leave it aside.
5. Copy the yaaki_v9_lenovo_S820_KITKAT_4.4.2_rooted files into your sd card and plug into your phone. Press and hold the power + vol. down + vol. up and wait until you see the Lenovo logo then you can see the CWM recovery. Go to install from sd card and select the yaaki_v9_lenovo_S820_KITKAT_4.4.2_rooted files and flash it. Wait until the process finished and after it finish installed, go back and reboot system now and choose NO for disable the CWM recovery flash.
6. Wait for around 2 - 3 mins. for the updated apps. Phone rooted + gapps + custom CWM recovery.
THANKS!!!
I can't describe how much i appreciate your post. I had the exact same problems as you did, I even used the some first rom to flash which made me problems. 3 days the phone was dead. Then I tried and did the exact from how you wrote in the last post and my s820 is live again.
:laugh::laugh::laugh::laugh::laugh:
Now I'm completly sure to update mi phone, thanks!
Please help
It has been asked to extract S820_ROW_S119_130922 and extract the target_bin.zip. Further you are asking to extract Pre_install_rom v9 and the rename the folder to target bin. And again you are asked to put the extracted preloader.bin to the target bin.
I’m quite confuse over this and so I would like to raise few questions.
1) To which target bin you are asking to put the preloader.bin file? ROM’s target bin or renamed (Pre_install_rom v9) target bin?
2) And in step 3 you are asking to choose MT6589_Android_scatter_emmc from target bin. Now please tell me which target bin I have to choose? If it’s from the renamed target bin (Pre_install_rom v9) then what is the use of extracting S820_ROW_S119_130922 and again the target_bin.zip? Or if it’s from ROM’s then what is the purpose of extracting Pre_install_rom v9?
Unsuccessful !! Not working.
Flashing was completed successfully. But unfortunately ended with just a flash in the screen. It doesn't start at all.
For device produce in 2014 you must download a new preloader 2014, extract it to ROM folder and remove the checksum.ini file, and flash using SP tool.
orangdayak said:
For device produce in 2014 you must download a new preloader 2014, extract it to ROM folder and remove the checksum.ini file, and flash using SP tool.
Click to expand...
Click to collapse
still ERROE 4302 DRAM FAIL
????
PLZ ANY BODY HELP??
ricco7 said:
Solution :
*IMPORTANT* make sure you came from what version. (mine is 4.4.2 kitkat)
Things that you need -
sd card (just enough to put the required files), usb cable, SP Flash tool v3.1328.0.183, preloader.bin file, S820_ROW_S119_130922 files and S820 Multi language files.
1. Download all the requirement files.
S820 Custom Multi language and pre_install_rom v9 here
preloader.bin file here
S820_ROW_S119_130922 here (login and passwd can be found here
Hello, can you, or somebody else, mirror the files used here? Needrom does not let me download them completely. Google Drive would be fine, thanks!
@bgdn2k7 @cesarkpt @sanads @ricco7
Click to expand...
Click to collapse
Do you know?
Still 4043 error.. yay. How many mtk this S820 have?

Lenovo P780 - Won't boot

Hi All,
Have seen the numerous posts on this forum for the Lenovo P780, but cannot for the life of me get mine to work again
Model: P780 4GB (believe it is the Chinese version as when I first started it, Android was in Chinese (hence me trying to replace the ROM).
Here are the symptoms:
Black screen, won't power on, cannot even get into factory reset mode.
Tried the reset button on the back of the phone (some say 3-5 seconds others say 20 seconds - Tried both, nothing!).
Tried to fix the problem by doing the following:
Download the SP Flash Tools version 5.1352.01 and ran them on my Windows 7 Machine as Administrator.
Loaded the P780_ROW_S226_4GB_KIT_KAT (as this is what I thought would do the trick.)
Selected the MT6589_Android_scatter_emmc.txt file and then Firmware Upgrade set, then hit download, connected the phone to the laptop (red light on the phone), SP Flash Tool then goes to 100% Download DA (in red), and then the message "Unrecognized ROM detected".
That's it nothing else. Can't power on the phone.
Any advice help would be appreciated before I throw this phone through a window!!!
Thanks,
Mak.
makavelli12 said:
Hi All,
Have seen the numerous posts on this forum for the Lenovo P780, but cannot for the life of me get mine to work again
Model: P780 4GB (believe it is the Chinese version as when I first started it, Android was in Chinese (hence me trying to replace the ROM).
Here are the symptoms:
Black screen, won't power on, cannot even get into factory reset mode.
Tried the reset button on the back of the phone (some say 3-5 seconds others say 20 seconds - Tried both, nothing!).
Tried to fix the problem by doing the following:
Download the SP Flash Tools version 5.1352.01 and ran them on my Windows 7 Machine as Administrator.
Loaded the P780_ROW_S226_4GB_KIT_KAT (as this is what I thought would do the trick.)
Selected the MT6589_Android_scatter_emmc.txt file and then Firmware Upgrade set, then hit download, connected the phone to the laptop (red light on the phone), SP Flash Tool then goes to 100% Download DA (in red), and then the message "Unrecognized ROM detected".
That's it nothing else. Can't power on the phone.
Any advice help would be appreciated before I throw this phone through a window!!!
Thanks,
Mak.
Click to expand...
Click to collapse
Now step by step how to doit. This is the hard part for beginners:
1. download in your computer the drivers from here. Go to the bottom of the page.
2. install drivers
3. restart your computer (just to be sure).
4. now...with your phone allready powered off...
5. plug your USB cable in your computer
5.1 open the device manager...
6. plug your USB cable in your phone
7. new hardware detected should appear... and should install drivers automaticaly, if not grab fast the new thing appeared in device manager and install the seccond set of the drivers.
8. after the drivers are installed unplug your cable from the phone and restart your computer (just to be sure)
9. after restart of your computer download the ROM ,unzip to a known folder; skip this step if you have allready your firmware
10. now load scatter file from ROM directory(should be target_bin directory)
11. check DA,DL WITH CHECKSUM (NOT OPTIONAL) if you flash with SP Flash Tool v3, if you sflash with SP Flash Tool v5 skip this step.
12. press Firmware Upgrade button (NOT DOWNLOAD BUTTON) if you flash with SP Flash Tool v3, if you sflash with SP Flash Tool v5 select Firmware Upgrade and press Download Button
13. now just now plug usb cable to your phone.
14. firmware flash should start.(some red and other color lines should appear)
15. if the firmware is not starting remove the back case of your phone and hold pressed the little red button from the right side, for about 20 seconds then release. All this must be done with cable pluged in to your phone.
16. after flash is done a green circle should appear
18. disconect your phone and power on your phone
19. lenovo logo should appear. then you should be pacient because it will took some time before android boots for the first time.
20. Reboot at least once then your phone is ready to work HARD.
21. Good luck. Hope This Helps You.
stympy said:
Now step by step how to doit. This is the hard part for beginners:
1. download in your computer the drivers from here. Go to the bottom of the page.
2. install drivers
3. restart your computer (just to be sure).
4. now...with your phone allready powered off...
5. plug your USB cable in your computer
5.1 open the device manager...
6. plug your USB cable in your phone
7. new hardware detected should appear... and should install drivers automaticaly, if not grab fast the new thing appeared in device manager and install the seccond set of the drivers.
8. after the drivers are installed unplug your cable from the phone and restart your computer (just to be sure)
9. after restart of your computer download the ROM ,unzip to a known folder; skip this step if you have allready your firmware
10. now load scatter file from ROM directory(should be target_bin directory)
11. check DA,DL WITH CHECKSUM (NOT OPTIONAL) if you flash with SP Flash Tool v3, if you sflash with SP Flash Tool v5 skip this step.
12. press Firmware Upgrade button (NOT DOWNLOAD BUTTON) if you flash with SP Flash Tool v3, if you sflash with SP Flash Tool v5 select Firmware Upgrade and press Download Button
13. now just now plug usb cable to your phone.
14. firmware flash should start.(some red and other color lines should appear)
15. if the firmware is not starting remove the back case of your phone and hold pressed the little red button from the right side, for about 20 seconds then release. All this must be done with cable pluged in to your phone.
16. after flash is done a green circle should appear
18. disconect your phone and power on your phone
19. lenovo logo should appear. then you should be pacient because it will took some time before android boots for the first time.
20. Reboot at least once then your phone is ready to work HARD.
21. Good luck. Hope This Helps You.
Click to expand...
Click to collapse
Hi Stympy,
I have managed to get an Android ROM installed on the P780. Details are:
Android version 4.2.1
Build: P780_S136_140306
The only problem now is that the rear camera does not work, and have been told that trying to install a non-standard ROM could have blown the rear camera.
As I am not experienced with flashing these (or any other types of smartphones), I have no idea if this is correct.
Any advice would be appreciated.
Mak.
makavelli12 said:
Hi Stympy,
I have managed to get an Android ROM installed on the P780. Details are:
Android version 4.2.1
Build: P780_S136_140306
The only problem now is that the rear camera does not work, and have been told that trying to install a non-standard ROM could have blown the rear camera.
As I am not experienced with flashing these (or any other types of smartphones), I have no idea if this is correct.
Any advice would be appreciated.
Mak.
Click to expand...
Click to collapse
Look what i want you to do !
1. go here and download your firmware
2. go here and download this preloader.
3. replace the original preloader with the one from step 2.
4. reflash firmware and tell me what happent !
5. waiting for reply...
stympy said:
Look what i want you to do !
1. go here and download your firmware
2. go here and download this preloader.
3. replace the original preloader with the one from step 2.
4. reflash firmware and tell me what happent !
5. waiting for reply...
Click to expand...
Click to collapse
Hi Stympy,
Carried out the steps you listed, and I now get the message "Unrecognized ROM detected".
makavelli12 said:
Hi Stympy,
Carried out the steps you listed, and I now get the message "Unrecognized ROM detected".
Click to expand...
Click to collapse
Got to say a BIG thank you to Stympy who got my P780 back working again!!! A magician!!!!
Thanks again!:good:

Ulefone Power 2 Brick Help

Hi, i bought power 2, phone not open and noting happen when press power or vol+ - together + power, or ....try everything
Bricked when try flash twrp recovery. later i try flash rom again, my computer see phone when phone is closed. can not open already. But now my computer not see the phone:A request for the USB device descriptor failed.
What can i do, and sorry for my english
This phone can't be bricked (mostly). You can easily restore the stock firmware, just download stock rom from official site, extract it. And use sp flash tool not the one that comes with the official rom. Open sp flash tool.
Load scatter file from official rom, you can leave the DA file for all mtk phones that comes with stock rom or use the one in sp flash tool (just leave it as it is) in the user interface of sp flash tool.
Make sure it says "download only" from the drop box. Click download then connect the phone to your computer. Flashing will start and should take about 1 minute and 30 seconds to finish.
If flashing doesn't start. Make sure you have vcom drivers installed. (Also for flashing to start, phone must be turned off obviously, but since you have semi brick, you don't have to worry about that).
Rebel_X said:
This phone can't be bricked (mostly). You can easily restore the stock firmware, just download stock rom from official site, extract it. And use sp flash tool not the one that comes with the official rom. Open sp flash tool.
Load scatter file from official rom, you can leave the DA file for all mtk phones that comes with stock rom or use the one in sp flash tool (just leave it as it is) in the user interface of sp flash tool.
Make sure it says "download only" from the drop box. Click download then connect the phone to your computer. Flashing will start and should take about 1 minute and 30 seconds to finish.
If flashing doesn't start. Make sure you have vcom drivers installed. (Also for flashing to start, phone must be turned off obviously, but since you have semi brick, you don't have to worry about that).
Click to expand...
Click to collapse
Vdcom drivers already installed but not using. becouse computer does not see phone.
Unknown usb device . A request for the USB device descriptor failed. (code 43)
if i solve this, maybe i can flash rom
Rebel_X said:
This phone can't be bricked (mostly). You can easily restore the stock firmware, just download stock rom from official site, extract it. And use sp flash tool not the one that comes with the official rom. Open sp flash tool.
Load scatter file from official rom, you can leave the DA file for all mtk phones that comes with stock rom or use the one in sp flash tool (just leave it as it is) in the user interface of sp flash tool.
Make sure it says "download only" from the drop box. Click download then connect the phone to your computer. Flashing will start and should take about 1 minute and 30 seconds to finish.
If flashing doesn't start. Make sure you have vcom drivers installed. (Also for flashing to start, phone must be turned off obviously, but since you have semi brick, you don't have to worry about that).
Click to expand...
Click to collapse
My phone opened, but computer cannot see storage.i think phone's usb ports damaged. i can flash rom with sp flash tool only.
fastboot and recovery not working. i cant make root too. what can i do i dont know. recovery cant open, writing "no command".
faysoft said:
My phone opened, but computer cannot see storage.i think phone's usb ports damaged. i can flash rom with sp flash tool only.
fastboot and recovery not working. i cant make root too. what can i do i dont know. recovery cant open, writing "no command".
Click to expand...
Click to collapse
Go to developer mode menu (if you don't have it, tap on "build number" in "about phone" from settings, seven times and it will be activated). Then change how your USB acts when connected with computer.
If you can't, just use ES File explorer to send files between your computer and phone in FTP or SMB mode over WiFi.
Have the same problam.
The pc recognize the vcom device but only for 2-3 secconds and then disaper, then i get an error with sp flashtool.
Phone isnt tured on. At all.
I also have the same problem.
Is anyone has success with unbricking Power II in such case?
pacmancoder said:
I also have the same problem.
Is anyone has success with unbricking Power II in such case?
Click to expand...
Click to collapse
I do not know if it is late. I had the same problem with another phone. I was solved as follows:
1. Unplug the usb cable from the computer
2. Power off the phone
3. Press download on sp flash tool
4. Holding vol+ and power, plug the usb cable on the computer.
Hi,
can anyone provide me with nvram /nvdata backup please of Ulephone power 2?
I have probably correct IMEI, valid MAC fo Wifi/BT ...
It looks like my serial number changed to 123456789ABCDEF and I have no idea how to change it to original because MAUI (?) stucked on get kernel
I can find original box with correct serial and IMEis on stick
The only one problem with mobile is I am not able connect to mobile network - registration SIM to mobile network always fail.
and at MTK engineer I have only Bluetooth, FM Receiver, Wifi, Wifi CTIA, Wifi Display
I have nothing like Radio, CDS etc ...
OEM unlocked, TWRP, rooted
Some information probably lost when flashing
And of course another problem :
except GPS and proximity, all sensors does not work - G sensor, acceleration, magnetic sensor, compass . Probably configuration data is located at nvdata
i tried flash 5MB file nvdata.bin from different MTK 675x device, but nothings change
I tried flash 33 MB nvdata.img from same MTK 675x device, but I lost IMEI and nothing solved
This is why I need 33 MB NVDATA.IMG from another functional Ulephone power 2
I can change IMEI at MTK then ...
I had to flash , because phone was unusable - it stucked mostly on obtaining IP address wifi
after a while, phone disconnected from wifi and cant find any wifi or if find, then cant connect because of some security issue , after restart all was OK ...
Thanks

HOW TO FIX FLASH TOOLS ERROR S_BROM_DOWNLOAD_DA_FAIL (0x7D4) & 2004) FOR MTK PHONES

HOW TO FIX FLASH TOOLS ERROR S_BROM_DOWNLOAD_DA_FAIL (0x7D4) & 2004) FOR MTK PHONES
FIX FOR SP FLASH TOOLS ERROR S_BROM_DOWNLOAD_DA_FAIL (0x7D4) AND (2004)
Follow the following steps:
1. Get SP flash tools (Latest version)
2. Download your phone's firmware (from manufacturer site or needrom.com etc) and extract it.
3. install Mediatek Preloader drivers as per your OS version (win x7 , 8 10 etc) and architecture (32/64bit).
4. Run Flash tools with admin as administrator
5. select the scatter file from the firmware folder you downloaded and wait for it to load. (Do not connect your phone yet and leave the battery inserted)
6. Select Download Only
7. Hit the download button
8. Now plug in the micro/type C usb end of your cable to your phone but dont plug to PC. yet
9. While hold down both volume buttons i.e up and down buttons, (Do not press the power button), Insert the Usb cable end to your PCs usb port (Please choose a port thats very reliable).
10. After a while, P Flash tool will begin to upgrade your phone, dont release the buttons yet, let it lapse about 2mins then release them, the firmware upgrade will still continue and it will display a tick pop-up when done (this may take between 5-10mins).
Now unplug your phone, remove and re-insert the battery and power-up your phone. You phone is now unbricked.
Note that the first boot will longer than a regular boot.
This saved me
Oh my god. I was searching for hours and hours for a solution. This post saved my back side.
Perfect Solution for ZTE Blade A520
Thank you very much. This worked like a charm. Very helpful
adisa said:
FIX FOR SP FLASH TOOLS ERROR S_BROM_DOWNLOAD_DA_FAIL (0x7D4) AND (2004)
Follow the following steps:
1. Get SP flash tools (Latest version)
2. Download your phone's firmware (from manufacturer site or needrom.com etc) and extract it.
3. install Mediatek Preloader drivers as per your OS version (win x7 , 8 10 etc) and architecture (32/64bit).
4. Run Flash tools with admin as administrator
5. select the scatter file from the firmware folder you downloaded and wait for it to load. (Do not connect your phone yet and leave the battery inserted)
6. Select Download Only
7. Hit the download button
8. Now plug in the micro/type C usb end of your cable to your phone but dont plug to PC. yet
9. While hold down both volume buttons i.e up and down buttons, (Do not press the power button), Insert the Usb cable end to your PCs usb port (Please choose a port thats very reliable).
10. After a while, P Flash tool will begin to upgrade your phone, dont release the buttons yet, let it lapse about 2mins then release them, the firmware upgrade will still continue and it will display a tick pop-up when done (this may take between 5-10mins).
Now unplug your phone, remove and re-insert the battery and power-up your phone. You phone is now unbricked.
Note that the first boot will longer than a regular boot.
Click to expand...
Click to collapse
Thank you very much Sir, you are awesome!
Thank you very much Sir, you are awesome! I have made my dead phone alive following your post. You are the Life Saver of my phone. I have no word to thank you. I salute your hard work. Thank you very much. I want to share your post to everyone who are seeking solution like me.
mohidulhaq said:
Thank you very much Sir, you are awesome! I have made my dead phone alive following your post. You are the Life Saver of my phone. I have no word to thank you. I salute your hard work. Thank you very much. I want to share your post to everyone who are seeking solution like me.
Click to expand...
Click to collapse
New Error Now-
Error : S_AUTH_HANDLE_IS_NOT_READY(5000)
i have this error "Failed to Connect DA: S_AUTH_HANDLE_IS_NOT_READY". i dont know how i do
Ndanou jean-claude said:
i have this error "Failed to Connect DA: S_AUTH_HANDLE_IS_NOT_READY". i dont know how i do
Click to expand...
Click to collapse
Hi!
You should watch this video and tutorial, it was helpful for me too.
https://www.getdroidtips.com/bypass-mediateks-sp-flash-tool-authentication-protection/

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