Tanix TX2 Rockchip RK3229 , flash via Uart , help. - Android Stick & Console RockChip based Computers

Hi, so i am having issues with my Tanix TX2 RK3229 2GB/16GB box , i am in the process of a paypal dispute over this but if i can find a solution myself i will be more than happy to just DIY.
Basically the box froze for no reason and now will not go further than the ANDROID screen , i can boot into recovery but the only available update i can get is the 7.1 update which fails ( for me and many others ) all other firmwares including stock are .IMG and recovery does not see them on the SDCARD, the device is NOT picked up by my PC when connected via USB to USB , so , the only way i can see past this issue ( unless a magic version of the stock firmware arises ) is to try and flash via Uart ( i assume thats possible ) but i have zero experience with tv boxes , Uart and quadcopter flight controllers Yes tv boxes Nope.
Is there a really simple set of instructions on flashing a tv box via the Uart that i can read over ? or a simple way of turning the stock firmware.img into a firmware.zipp so that the recovery can use it to flash back to stock ?
I would be grateful for any pointers in the right direction
scouse

scousethief said:
Hi, so i am having issues with my Tanix TX2 RK3229 2GB/16GB box , i am in the process of a paypal dispute over this but if i can find a solution myself i will be more than happy to just DIY.
Basically the box froze for no reason and now will not go further than the ANDROID screen , i can boot into recovery but the only available update i can get is the 7.1 update which fails ( for me and many others ) all other firmwares including stock are .IMG and recovery does not see them on the SDCARD, the device is NOT picked up by my PC when connected via USB to USB , so , the only way i can see past this issue ( unless a magic version of the stock firmware arises ) is to try and flash via Uart ( i assume thats possible ) but i have zero experience with tv boxes , Uart and quadcopter flight controllers Yes tv boxes Nope.
Is there a really simple set of instructions on flashing a tv box via the Uart that i can read over ? or a simple way of turning the stock firmware.img into a firmware.zipp so that the recovery can use it to flash back to stock ?
I would be grateful for any pointers in the right direction
scouse
Click to expand...
Click to collapse
Use Rockchip batch tool ..install drivers for rockchip from .exe from driver tool
Connect hdmi to tv ..connect to pc via usb to usb
Using a toothpick to press & hold reset button until drivers install
Run batch tool to select firmware image file & flash
http://www.filefactory.com/file/49ibxfi5euyf/RKBatchTool-v1.8.rar

Related

problem flash mk809III

Hello everyone .... I state that I have read and reread all of the pages that they could solve my problem but to no avail ...
I purchased from aliexpress this MK809III rockchip RK3188 ( Rockchips 3188 Quad-Core 1.8GHz Android 4.2 wifi chipset AP6210 ) ....
From the beginning I had just purchased wifi reception problems , despite the router was in the same room miniProfile and all other devices ( ipad iphone smart samsung notebook etc. . ) Also had maximum reception on the top floor ... I tried various configurations ( prolinga hdmi cable , power supply , usb etc. . ) but the reception was always unstable and I could not even watch a video on youtube. After finding this forum and trawled the various discussions , as others had had problems with reception, I tried to open the " box " , I found a black wire from the " matherboard " was going to end on a sticker attached to the antenna body in plastic ... so I disconnected the antenna adhesive and tramita slot uSB connectivity I took her outside, and maximum receive perfect result ... finally everything worked perfectly .... I install some apps (radio, tv, youtube and a few other essentials such as suggested in some threads ) and everything runs smoothly ... the other day out of the blue goes off and there was more towards re-starting .... black screen .... I click the reset button for a few seconds , reconnect but nothing .... then decided to embark on the path of the flash ....
Problem connecting to pc .... I click the reset button for 5 seconds , I connect the usb port to pc release the button but nothing, is not recognized .... no hardware connected .... after a while it occurs to me to try to change the cable ... I take a mobile phone with a cable microusb , I connect it to the appropriate port , and I can do it recognize and intsallar and drivers ... Now instead of trying to connect the TV to see if the problem was the cable, continuous and start to flash effetture procedures , discharge all the tools and various firmware for rk3188 chip , these are all the ones I tried to install :
Flycast_MK809III_W2COMP-Version_20130621,
Flycast-MK809-III-NEW-WIFI_W2COMP_V1,
MK802IV_NEWWIFI_1080p_NEOTVCROM_1_3_20130809,
NHR_17_20131012
qc802
t-r42-wasser-1.2
4.1_mk809III_101j1102
Flycast-MK809-III_20130619_V2
misk8ercfw
update_mk809III_104j2105(questo dovrebbe essere l'originale)
4.2_mk809III_finless1.5
4.2_mk809III_finless1.5 (anche questo dovrebbe essere l'originale)
neotvhybrid
some are in ISO format and I tried to install them with the tools Rockchip Batch Tool v1.7 , others unpack once gave me several folders and installavo with the tools present in each package RKAndroidTool ( that installed in automatic loader kernel parameter and so on. ..)
a few times I was able to install them, but once connected to the TV, or black screen or logo fixed ( w2comp example ) and then nothing for half an hour, other iso seemed to me an android with a gear but all blocked , other times certain written reser etc but could not load any folder) and then try and try again but now I can not charge us anything ( the only one that gives me the neotvhybrid is ok but always black screen ) .. the other I make the flash ( even with idb ERASE OR RESTORE but at the end of the operation the message DOWNLOAD FAILED ERROR - ERROR RUN FAILED ......
Now I do not know what to do anymore ... I seem to have tried everything ....
I'm going to attempt but I can not come again ... but at least the original image should charge ...
could you give me a hand???
I tried to flash the rom using a different pc "virgin" on which I installed xp rom but any attempts to install, the tool performs the following tasks:
erase of the 'IDB,
ok test device,
start file download,
start to flash download,
writing data to flash (460976) written (460976),
Check start date download,
checking download date, size (460975) K, Checked (4) K
download error failed file
error failed run
then the only one that I can install it t-r42-wasser-1.2, correct writing, connect it to the TV I apapre a gray screen with a central gear with a hat on MK809III, I can select Rebot system, install zip from sdcard, install from sideload, qipe ... advanced backup ...,,, but I can only reboot, which when executed by me black screen continues ....
I found on a foreign forum that some users had the same problem and solved it this way:
using the flashtool ( RKDevelopTool_v1.37 ) , do ERASE IDB , then deselect check out PARAMETER then run the flash button ( RUN) ... after that deselect everything and run the flash only PARAMETER ....
I tried it and finally I managed to do the flash ...
connected the device to the TV, waited more than 15 minutes and at the end of the boot is successful uinico problem ... I can not turn on wifi, or better still active but does not find anything and after a few seconds turns off the bluetooth keyboard works ... properly ...
the rom is installed " neotvcr_mk809_3_ug007b_20130615 ."
I tried to install the finless even with this method always gives me error ....
boh ...
one thing I've noticed is that whereas before when I connected the device to the PC Estates reset after a few seconds she recognized him , now I have to hold down the reset button for almost a minute before the device is recognized by your PC ....
kidpollos said:
Hello everyone .... I state that I have read and reread all of the pages that they could solve my problem but to no avail ...
I purchased from aliexpress this MK809III rockchip RK3188 ( Rockchips 3188 Quad-Core 1.8GHz Android 4.2 wifi chipset AP6210 ) ....
From the beginning I had just purchased wifi reception problems , despite the router was in the same room miniProfile and all other devices ( ipad iphone smart samsung notebook etc. . ) Also had maximum reception on the top floor ... I tried various configurations ( prolinga hdmi cable , power supply , usb etc. . ) but the reception was always unstable and I could not even watch a video on youtube. After finding this forum and trawled the various discussions , as others had had problems with reception, I tried to open the " box " , I found a black wire from the " matherboard " was going to end on a sticker attached to the antenna body in plastic ... so I disconnected the antenna adhesive and tramita slot uSB connectivity I took her outside, and maximum receive perfect result ... finally everything worked perfectly .... I install some apps (radio, tv, youtube and a few other essentials such as suggested in some threads ) and everything runs smoothly ... the other day out of the blue goes off and there was more towards re-starting .... black screen .... I click the reset button for a few seconds , reconnect but nothing .... then decided to embark on the path of the flash ....
Problem connecting to pc .... I click the reset button for 5 seconds , I connect the usb port to pc release the button but nothing, is not recognized .... no hardware connected .... after a while it occurs to me to try to change the cable ... I take a mobile phone with a cable microusb , I connect it to the appropriate port , and I can do it recognize and intsallar and drivers ... Now instead of trying to connect the TV to see if the problem was the cable, continuous and start to flash effetture procedures , discharge all the tools and various firmware for rk3188 chip , these are all the ones I tried to install :
Flycast_MK809III_W2COMP-Version_20130621,
Flycast-MK809-III-NEW-WIFI_W2COMP_V1,
MK802IV_NEWWIFI_1080p_NEOTVCROM_1_3_20130809,
NHR_17_20131012
qc802
t-r42-wasser-1.2
4.1_mk809III_101j1102
Flycast-MK809-III_20130619_V2
misk8ercfw
update_mk809III_104j2105(questo dovrebbe essere l'originale)
4.2_mk809III_finless1.5
4.2_mk809III_finless1.5 (anche questo dovrebbe essere l'originale)
neotvhybrid
some are in ISO format and I tried to install them with the tools Rockchip Batch Tool v1.7 , others unpack once gave me several folders and installavo with the tools present in each package RKAndroidTool ( that installed in automatic loader kernel parameter and so on. ..)
a few times I was able to install them, but once connected to the TV, or black screen or logo fixed ( w2comp example ) and then nothing for half an hour, other iso seemed to me an android with a gear but all blocked , other times certain written reser etc but could not load any folder) and then try and try again but now I can not charge us anything ( the only one that gives me the neotvhybrid is ok but always black screen ) .. the other I make the flash ( even with idb ERASE OR RESTORE but at the end of the operation the message DOWNLOAD FAILED ERROR - ERROR RUN FAILED ......
Now I do not know what to do anymore ... I seem to have tried everything ....
I'm going to attempt but I can not come again ... but at least the original image should charge ...
could you give me a hand???
I tried to flash the rom using a different pc "virgin" on which I installed xp rom but any attempts to install, the tool performs the following tasks:
erase of the 'IDB,
ok test device,
start file download,
start to flash download,
writing data to flash (460976) written (460976),
Check start date download,
checking download date, size (460975) K, Checked (4) K
download error failed file
error failed run
then the only one that I can install it t-r42-wasser-1.2, correct writing, connect it to the TV I apapre a gray screen with a central gear with a hat on MK809III, I can select Rebot system, install zip from sdcard, install from sideload, qipe ... advanced backup ...,,, but I can only reboot, which when executed by me black screen continues ....
I found on a foreign forum that some users had the same problem and solved it this way:
using the flashtool ( RKDevelopTool_v1.37 ) , do ERASE IDB , then deselect check out PARAMETER then run the flash button ( RUN) ... after that deselect everything and run the flash only PARAMETER ....
I tried it and finally I managed to do the flash ...
connected the device to the TV, waited more than 15 minutes and at the end of the boot is successful uinico problem ... I can not turn on wifi, or better still active but does not find anything and after a few seconds turns off the bluetooth keyboard works ... properly ...
the rom is installed " neotvcr_mk809_3_ug007b_20130615 ."
I tried to install the finless even with this method always gives me error ....
boh ...
one thing I've noticed is that whereas before when I connected the device to the PC Estates reset after a few seconds she recognized him , now I have to hold down the reset button for almost a minute before the device is recognized by your PC ....
Click to expand...
Click to collapse
if it can be useful, I removed the heatsink and the chip of the device is the ROCKCHIP RK3188-T ...
is a particular version of the chip?
I read somewhere that the T stands for TURBO ... is it possible?
I have to look for particular ROM?
Try to flash this with rkbatchtool.
http://www.arctablet.com/blog/forum...oid-4-2-2-custom-root-1080p-firmware-20131107

PhoenixSuit 1.06 / ADB and CS918S ( Allwinner A31 CS918S 2GB/16GB 5MP ) won't upgrade

I have TV Box CS918S ( Allwinner A31 CS918S 2GB/16GB 5MP ).
For the past few weeks I had problems with starting my TV Box.
It took ages to run first screen. Mostly what I can see it is logo with name MediaBox on me TV screen.
Right now my TV Box won't start and I can see only starting logo on TV.
I decided to upgrade frimware with original software.
I used PhoenixSuit 1.06 and select recovery mode.
But on a recovery screen I wasn't able to select any available options.
My remote didn't working in recovery mode. Selecting 2 button on my remote I rebooted my TV Box. Without any results.
I decided to use ADB SHELL. Commend line on my laptop. I was able to connetc and see everything on my TV Box.
I did wipe cache but nothing big happend. TV Box still not starting but I can connect with laptop and PhoenixSuit or ADB SHELL.
I did adb reboot bootloader and I think it was not a good idea. I got stuck on first screen with MBOX logo on it.
Right now I can't connect my TV Box to the laptop and PhoenixSuit and ADB SHELL.
Any idea what I can do to wake up my TV Box ? Maybe there is a hardware reset of CS918S ?

SCISHION V88 Piano TV Box (RK3328 4GB) Working Stock Firmware

Hello everybody,
I bought the SCISHION V88 Piano TV Box - RK3328 4GB RAM + 16GB ROM Android 7.1, and I made the mistake (without knowing the results) to install the SuperSU app from google play (the box is rooted, but do not ever install the SuperSU).
The result is that after rebooting my box (asked by the SuperSU app), it stucks on the Android Logo but factory recovery is still accessible when pressing the reset button.
I managed to do a factory reset via factory recovery without success, still stuck on boot on the Android Logo.
I managed to fix it by installing the firmware uploaded by changonc in freaktab.com.
You can find the firmware from his post.
http://freaktab.com/forum/tv-player-support/rockchip-based-tv-players/rk3328-devices/681869-scishion-v88-piano-tv-box-rk3328-4gb-ram-16gb-rom-android-7-1-usb-3-0-fast-lan?p=705933#post705933
The tools that I have used are RockChip_Batch_Tool_v1.8 and DriverAssitant_v4.4 in windows 10 x64.
I installed the DriverAssistant_v4.4
Then executed the RockChip_Batch_Tool_v1.8
Loaded the firmware bin file downloaded from changonc's post
rk3328_7.1_box_RX4_SSV6051P_tongwang_RKMC-update_20171228.bin
Then connected the box with a usb cable Male A to Male A, on the box's usb port which is located close to the piano keys (it is the one on the edge and not the blue)
The moment that it connects with the usb it switches on.
Immediately I pressed the reset button and keep it pressed until the box 1 in RockChip Batch Tool turned yellow.
Then I pressed the upgrade button.
The procedure started, and the first time it ended with an error.
Then I repeated the same procedure and it finished successfully.
After* I disconnected it and connected it to the TV, and it started loading.
Be very patient when on the Android boot logo, it can take about 10-15 mins to load the android the first time.
hi, thanks for the writeup. After installing this new firmware, what is the 'Android Patch Level' and kernel build date? You can find it from settings->About Phone
http://www.scishiontvbox.com/firmware-for-scishion-v88-piano-tv-box shows that there is a updated firmware available, but there is no link provided to download it.
Thank you. Today i followed the steps you have given above and updated my v88 piano tv box.
This scishion v88 piano tv box is a wonderful device with 4G RAM, but the stock ROM running this box is not great. They have removed some essential components and it is impossible to get an alternate launcher or other components to work on this.
i wonder if there is a custom android ROM for this device.
V88 piano problem
Hello,
I found a problem with my V88 Piano. When I power off by remote control (not removing the power suply) When I make power on, the box not found the LAN
If I unplug the power supply e re start the box, all runs OK
Some one have an idea?
Thanks and sorry my english!
Best regards
Daniel

[Firmware] for the SWM8802

Hi,
Finally there is a complete working firmware (for sp flash tools) for the bricked or in bootloop hanging SWM8802.
If you're device is working wel, then is my advice have fun with it and do not flash it!!
If there is an update from the manufacturer i will update the post with it.
For the bricked or in bootloop hanging SWM8802 follow these steps:
Code:
1) Download Firmware, sp flash tools and mt8127 vcom usb drivers from the link bellow.
2) Extract the folders.
3) Disconnect the device completely from the power!! (I use a 12v adapter to connect the device at home).
4) Open sp flash tools and choose scatter-loading File (search the one located in the swm8802 firmware folder).
5) Press download button in sp flash tools.
[B][COLOR="Magenta"][COLOR="Red"]"Keep in mind that after connecting the power (in my case adapter),
you only have 2 - 3 seconds to connect the usb cable between the device and computer.
That is why you should already connect the USB cable to the computer or the device before starting to flash"
[/COLOR][/COLOR][/B]
6) Power on you're device.
7) Connect the unit to the computer with a usb cable on the front usb port of you're device.
8) If you have done all the steps right, sp flash tool will start flashing your device.
<br>
Firmware, sp flash tools and mt8127 vcom usb drivers (all in one zip file):
https://yadi.sk/d/gZvmllBw3WeoLz
Tutorial on how to install Windows 10 mtk vcom usb drivers:
https://tehnotone.com/windows-10-mtk...tion-tutorial/
With great thanks to 4PDA for the hard work!
sandr2010
SOTSKY_A
Giabursu
AS WITH ANY UNSUPPORTED SYSTEM MODIFICATIONS, USING THIS MAY LEAD TO A BRICK.
PLEASE BE AWARE THAT NO ONE ON THE INTERNET IS RESPONSIBLE FOR ANY DAMAGE TO YOUR UNIT!!
reserved for possible possible updates ........
Working?
Since using this firmware update on the SWM8802, has it gotten bricked or stuck in a bootloop at all again? Or is it working 100% perfectly fine? Any issues you're aware of? Thanks!
The-Ace said:
Since using this firmware update on the SWM8802, has it gotten bricked or stuck in a bootloop at all again? Or is it working 100% perfectly fine? Any issues you're aware of? Thanks!
Click to expand...
Click to collapse
I have the idea that my stereo is working beter, i used the option format in SP flash tools. The only thing is that i needed to find a navigation software because the IGO wasnt there anymore.
No issues or something that i have seen or feel in this rom. The only problem is, i dont like that i can not turn off the beep from the touchscreen in the settings.
my device does not work now does not turn on, Please help with another firmware for my swm8802
thank you
Hi, I have a similar problem with my SWM 8806 unit. I follow all the steps published in this thread but the SP Flash Tool can´t download the firmware (MT8127). It seems like a problem with the Drivers. I have installed the PreLoader USB VCOM, DA USB VCOM, USB PORT and USB VCOM in a Windows 7 laptop.
This is the log:
MainWindow::CreateDLSetting(): Download sceneDOWNLOAD_ONLY).(..\..\flashtool\UI\src\MainWindow.cpp,472)
ISetting::set_stop_flag(): dummpy stop_flag(0x04D81180) set.(d:\home\mtk14060\autoscript\project\wcp2_cleanroom\da\download_agent_main\flashtool\setting\ISetting.h,45)
APCore::Connection::ConnectBROM(): Connecting to BROM...(..\..\flashtool\Conn\Connection.cpp,72)
APCore::ConnMediaUSB:reConnect(): Scanning USB port...(..\..\flashtool\Conn\ConnMedia.cpp,55)
APCore::ConnMediaUSB::Search(): Search usb, timeout set as 120000 ms(..\..\flashtool\Conn\ConnMedia.cpp,21)
USBSetting::SearchUSBPortPool(): SearchUSBPortPool failed!(..\..\flashtool\Conn\USBSetting.cpp,165)
USBSetting::Search(): Scaning USB port failed!(..\..\flashtool\Conn\USBSetting.cpp,139)
APCore::ConnMediaUSB:reConnect(): Failed to find USB port(..\..\flashtool\Conn\ConnMedia.cpp,74)
APCore::Connection::ConnectBROM(): Connect BROM failed: S_TIMEOUT(..\..\flashtool\Conn\Connection.cpp,99)
APCore::Connection:isconnect(): Disconnect!(..\..\flashtool\Conn\Connection.cpp,155)
BackgroundWorker::run(): BROM Exception! ( ERROR : S_TIMEOUT (1042)
Somebody know what I´m doing wrong ?
tks
Can anyone make video of this instruction?
I had bootloop but after Im trying this solution my device is dead after I was put usb A-A to front panel.
can you tell me me some infos about this unit before i buy ?
1] i Want to know the Antutu score of this unit
2] I want to know what GPU chip has. should be Mali400 or 450 i guess,
3] if it supports OTG
thx
samm000 said:
I have the idea that my stereo is working beter, i used the option format in SP flash tools. The only thing is that i needed to find a navigation software because the IGO wasnt there anymore.
No issues or something that i have seen or feel in this rom. The only problem is, i dont like that i can not turn off the beep from the touchscreen in the settings.
Click to expand...
Click to collapse
Hi
can you tell us how you flash the new firmware.
i have the igo backup if you want it
thank you
mihaiwasile said:
my device does not work now does not turn on, Please help with another firmware for my swm8802
thank you
Click to expand...
Click to collapse
my unit is now in the same condition....All i get now are DRAM errors...
Upgade the firmware
Hi guys
i finaly found out how to flash our cheap android 8702 player.
first of all download this https://yadi.sk/d/gZvmllBw3WeoLz
then unzip it to desktop
then go to device manager and add a divice manual choozing the one from the file you unzip Windows_10_MTK_VCOM_USB_Preloader_Drivers_tehnotone.com
instal drivers media tek da usb vcom port
and mediatek preloader usb vcom port
you will not see any new device in device manager just add the drivers
now oper the flash tool and select the scater file ftom the swm8802 firmware folder
then choose format all +download
you are ready now just klick on the green download arrow
after you do that conect the male to male usb cable to pc and to the front usb port at the player and after conect the power cable
now it start to flash the new firmware.
what i found after instaling is that the player is 4.4.4 and its faster
it is rooted
and it needs igo to be installed so copy your igo to sd before upgrade
there is also https://yadi.sk/d/nPuSTzgB3U65b2 update.zip to download if you like this is very easy to flash
just copy the update.zip to sd and go to settings / about device / locale update and click update
everything work grate to me.
good luck
sorry for my bad english
make video
can u make video to see how is working and the interface and i want to know if u can change the radio fm backround
LudaNick10 said:
can u make video to see how is working and the interface and i want to know if u can change the radio fm backround
Click to expand...
Click to collapse
It is exactly the same with the original but faster.
And it is rooted it has super user su.
You can change the background of the radio if you change the backgroud of the default launcer the same background goes to radio.
I will try to make a video just give me time
socioan said:
It is exactly the same with the original but faster.
And it is rooted it has super user su.
You can change the background of the radio if you change the backgroud of the default launcer the same background goes to radio.
I will try to make a video just give me time
Click to expand...
Click to collapse
Does this work on the swm 8802? just run the update?
Anyone tested this with 8802?
Thanks for this info, your english is not that bad!
If have been struggling to flash my swm8802, been following all the steps/downloaded the drivers/scatter files and flash tool.
Still unable to get the flash tool to run, could it be because my unit is still in the vehicle connected to power cord? Could it be that the drivers isnt installed correctly?(code 10 error with yellow sign on driver) or is it as simple perhaps the usb cable is faulty? When plugging in laptop(windows10) I dont see or hear any sign that a unit is plugged in, should I see something?
Sorry for lengthy Questions
Barnard27 said:
Thanks for this info, your english is not that bad!
If have been struggling to flash my swm8802, been following all the steps/downloaded the drivers/scatter files and flash tool.
Still unable to get the flash tool to run, could it be because my unit is still in the vehicle connected to power cord? Could it be that the drivers isnt installed correctly?(code 10 error with yellow sign on driver) or is it as simple perhaps the usb cable is faulty? When plugging in laptop(windows10) I dont see or hear any sign that a unit is plugged in, should I see something?
Sorry for lengthy Questions
Click to expand...
Click to collapse
To make flash tool to work you must first take out the unit from the car. Then have ready an external power and a usb cable plugged to the pc. Start the flash tool press download and then plug the power to the unit and immediately the usd. Flash tool must start downloading
thanks for reply on taking the unit totally out of power, I managed to get it flashed...and now the unit is dead, no button lights no screen, as if the power is totally gone. Please tel me this is the norm and i just need to keep something in for couple of seconds?
Barnard27 said:
thanks for reply on taking the unit totally out of power, I managed to get it flashed...and now the unit is dead, no button lights no screen, as if the power is totally gone. Please tel me this is the norm and i just need to keep something in for couple of seconds?
Click to expand...
Click to collapse
I just tell you what i have done.
i don't know what was the external power that you give to your unit it should be 12V and it has positive and negative
you must know what you do and do it at your risk sorry for your unit but i am writing what i have done
Barnard27 said:
thanks for reply on taking the unit totally out of power, I managed to get it flashed...and now the unit is dead, no button lights no screen, as if the power is totally gone. Please tel me this is the norm and i just need to keep something in for couple of seconds?
Click to expand...
Click to collapse
Even my unit died after the procedure that seemed to have been successful. I can't even run the procedure again as it gives me a "DRAM" error (4032). Barnard27 managed to solve the problem? Who could help me? Thank you!

[Recovery access] Jitu QF001 / Roco K706 - Hizpo / Ossuret S4 - S8 (UIS 7862) Headunits (no FYT)

Hi all,
this is a dedicated thread for gaining access to the recovery on the QF001 head units. All other infos and general discussions are posted here: https://forum.xda-developers.com/t/...d-units-with-uis-7862s-not-fyt-based.4525675/
What we have got so far:
the whole firmware as flashable zip file
adb access with root user via wireless on port 9876
reboot bootloader brings up a screen which says "fastboot mode" but thats worthless without a working usb connection
reboot recovery boots for a second into a kind of recovery screen and than automatically reboots into normal mode
What i have tried myself so far:
flashing the device with a self cooked firmware (SuperR) with integrated magisk recovery. The device went into flash mode but did not accept the file due to signature issues
several method to push the reset button to get into recovery. no success...
Every info is very wellcome. Happy trying to all!
Cheers
I tried this. It didn't work but I'm not sure I was doing it right.
There is a link to a text file with instruction in the YouTube comments.
Rebooting into recovery from system shows this briefly, then boots back into the system.
I found something interesting. It's from the FYT device, but it's done very similarly with us.
Maybe it would be possible to make Usb Otg working
Motherboard on photo - our device
Vėžys said:
I found something interesting. It's from the FYT device, but it's done very similarly with us.
Maybe it would be possible to make Usb Otg working
Click to expand...
Click to collapse
Can you please link the post on the FYT device that talks more about USB OTG capability?
It's from the 4Pda forum, it's on Russian language
Головные устройства Unisoc на процессоре UIS7862 / SC9863a (UIS8581A) Android 10 - 4PDA
Головные устройства Unisoc на процессоре UIS7862 / SC9863a (UIS8581A) Android 10, [Головное устройство][Автомагнитола][Android]
4pda.to
Hello, people. I have good news for the owners of bricks: my seller kindly provided me with the tools to repair a device with a damaged operating system - a flasher and the necessary files for the S8 1024x600. Download all the contents of the folder and sort it out. I don't have time yet. Good luck!
Восстановление_кирпича-S8_1024х600 - Google Drive
drive.google.com
Great, everything works. A big thank you. Finally unbrick my device
And-S said:
Hello, people. I have good news for the owners of bricks: my seller kindly provided me with the tools to repair a device with a damaged operating system - a flasher and the necessary files for the S8 1024x600. Download all the contents of the folder and sort it out. I don't have time yet. Good luck!
Восстановление_кирпича-S8_1024х600 - Google Drive
drive.google.com
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Looks like we have at minimum an USB driver now to connect the HU to pc... looks like it is included in the package for recovery tool...
Is there anyway to get into recovery mode if I'm stuck at the boot logo?
super_paws said:
Is there anyway to get into recovery mode if I'm stuck at the boot logo?
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Not directly but there is a software solution mentioned in the other thread. Someone could revive his head unit with that software.
Thanks to everyone that helped! I have a working unit again!
Figured I'd write a few things here to help anyone else that might have a bricked device.
My device had a corrupt build.prop, so it was not able to boot the system partition at all. On the screen, it was stuck on the initial boot logo screen with the "Powered by Android" logo.
1) Download the above posted package for 2 assets: a) PAC file containing the stock firmware, and b) drivers for the SPD interface of the device
2) For a non-4G device which I had, I went to spdflashtool.com to download the Research Tool. This will allow you to flash firmware onto a non-4G device.
3) Ensure you have enough disk space (~3-4GB) on the same partition as the Research Tool app.
4) Open Research Tool and load the PAC file.
5) Follow the .doc file in the posted package for wiring up the USB interface to the SPD interface. Essentially, you are connecting USB to the 8-pin header on the device, and accessing data via the UART pins. Pin 1 on the 10-pin connector needs to be grounded in order to get the device into the mode for flashing.
6) Press start on Research Tool, and once completed, you should have a freshly flashed device
Hi, I have the same problem being stuck on Powered by Android logo.
I tried this technique without any success, I have a S3, 4G+Wifi version. Any idea how to solve this problem ? Thanks !
super_paws said:
Thanks to everyone that helped! I have a working unit again!
Figured I'd write a few things here to help anyone else that might have a bricked device.
My device had a corrupt build.prop, so it was not able to boot the system partition at all. On the screen, it was stuck on the initial boot logo screen with the "Powered by Android" logo.
1) Download the above posted package for 2 assets: a) PAC file containing the stock firmware, and b) drivers for the SPD interface of the device
2) For a non-4G device which I had, I went to spdflashtool.com to download the Research Tool. This will allow you to flash firmware onto a non-4G device.
3) Ensure you have enough disk space (~3-4GB) on the same partition as the Research Tool app.
4) Open Research Tool and load the PAC file.
5) Follow the .doc file in the posted package for wiring up the USB interface to the SPD interface. Essentially, you are connecting USB to the 8-pin header on the device, and accessing data via the UART pins. Pin 1 on the 10-pin connector needs to be grounded in order to get the device into the mode for flashing.
6) Press start on Research Tool, and once completed, you should have a freshly flashed device
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Click to collapse
there is a complete instruction.
You're doing something wrong.
Write what and how you do

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