Joying VQ125 - Defective touchscreen - MTCB Android Head Units Q&A

Hello,
at first - I wanted to post this in the MTCB Hardware Development section, but because of my low post count I wasn't able to - sorry for that.
I own a Joying JY-VQ125 head unit which I bought about one and a half year ago. Unfortunately a few days ago the upper third of the touchscreen stopped working. I did a factory reset and flashed the original Joying 4.4.4 firmware again to get sure that it isn't a software fault.
Because of the Joying-"2 year warranty" I contacted their support. Summarized there are two options:
Change the front board of the headunit. I have to pay $75, they send me the new front board, after changing it I have to return the old front board (shipping costs of about $30) and as soon as they receive the old one I'll get back $50 deposit I payed at the beginning.
Get 10% discount off a new headunit like the JY-VM130N2.
I'm not really happy with this two options.
With the first option I'll pay about $55, but actually it's a out-of-date head unit and I don't know if it's worth.
With the second option I have to pay a whole head unit (10% discount aren't a really good deal) and dispose my current one. The only benefit would be that I then have a up-to-date head unit. But what if the touchscreen also breaks down after a few months and there is again a new generation of head units - do the same thing again?!
So what do you think I should do?
Is there a possibilty to upgrade the motherboard (CPU, RAM,...) of my current head unit? Then I would take the first option and ask them to also send me a new motherboard..
Every advice is welcomed.

Related

Recommendations for an Android based Double Din head unit with navigation, backup cam

Hi everyone!
Wondering if anyone can point me to a decent/good no-name head unit? I have a Ford explorer with a double din opening. Looking for something on the cheaper side but don't mind paying extra at all if it's money well spent.
I work for USPS delivering mail so it would be REALLY NICE to if I could somehow load a route into navigation and have it run from the head unit instead of my phone. Have had problems finding something that works decent even on my phone but think I've found something that sort of works. I am a sub so I'll be learning and helping on many different routes over the next few years and this would be a tremnedious help untill I get the route memorized! Otherwise I wouldn't even worry if it was just one route.
Would also LOVE LOVE LOVE it if I could make the unit become a DVR for a dash cam. Support for multiple cameras would be a huge bonus. But I'm also thinking a dedicated backup camera with DVR support would probably work better...maybe!
Could careless about CD capability.
I've never played with one before to be honest but really hoping for one that can be rooted. I have pleanty of experience with phones and tablets. (I am on a grandfathered unlimited data plan so not worried about data.)
Would also like to consider name brand units if anyone knows which ones are Android based. Alpine is my favorite and don't care much for pioneer but will def consider it if it'll do what I need it to.
I just purchased yesterday a Pumpkin 8.0 direct from their website (autopumpkin.com). Sounds like we are looking for the same functions - navigation, cameras, etc. I am installing this into a 2008 Toyota Tundra, and found the need for a backup camera as soon as I bought it. You didn't define "cheap", This unit is $310 including shipping.
Another unit i considered is the xtron TE706PL. A little cheaper at $290 on Amazon. Both units are 4G ram and 32G rom. I went with the Pumpkin because I wanted the volume knob.
Best of luck in your hunt!
Any update on what you choose and performance?
Sent from my Pixel 2 XL using Tapatalk
I have owned an universal Dasaita HU and highly appreciated. I also recommended to my 10 friends to upgrade their entertainment system with Dasaita. They all really enjoyed.
Is there any dedicated app for back view camera of android head unit? Having camera settings etc

dasiata vs xtrons px6 new to android head units

hello, not new to android been modding for many years but this will be my first jump into a android head unit. this will be for my wife's car and she wants the dash to remain stock and anything wider then stock will partially or fully block the middle 2 main ac vents. so she limited me to the standard 7" screen size.
im looking at the max6 and one from xtrons px6 version which does not have the dsp chip but they offered me the chip if i buy the unit from them included.
im reading of some issues with the max6 here at xda and wanted to know if that is the norm with this model? and how is xtrons overall these days i was reading they were decent but those threads seem to be pretty old and i dont want to revive them. otherwise is there any specific model px6 7" unit anyone here can directly recc to me? any help would be appreciated. ive spent hours reading all sorts of threads but many of them are older threads now about px5 or px3 units.
also does anyone expect anything new from ces this year chip wise? though i dont know how many of these china companies show there. i sawe dasaita has in the past.
thanks!
The Fume said:
hello, not new to android been modding for many years but this will be my first jump into a android head unit. this will be for my wife's car and she wants the dash to remain stock and anything wider then stock will partially or fully block the middle 2 main ac vents. so she limited me to the standard 7" screen size.
im looking at the max6 and one from xtrons px6 version which does not have the dsp chip but they offered me the chip if i buy the unit from them included.
im reading of some issues with the max6 here at xda and wanted to know if that is the norm with this model? and how is xtrons overall these days i was reading they were decent but those threads seem to be pretty old and i dont want to revive them. otherwise is there any specific model px6 7" unit anyone here can directly recc to me? any help would be appreciated. ive spent hours reading all sorts of threads but many of them are older threads now about px5 or px3 units.
also does anyone expect anything new from ces this year chip wise? though i dont know how many of these china companies show there. i sawe dasaita has in the past.
thanks!
Click to expand...
Click to collapse
I grabbed the xtrons tq709ipl because its got the px6, is known to be compatible with some roms here, and the price was better than dasiata's comparable px6. Like you mentioned the xtrons doesn't have a DSP, i'm not an audiophile so i don't really know about features I wont be able to judge. What I've read is that the chip in the xtrons even without a DSP is still "better" than most name brand head units out there. amazon is running a $20 coupon right now too (as of 2/19/202), so that was nice. Shipping from hong kong only took 3 days too somehow, so that was cool.
With either of them be prepared to modify the double-din dash kit if you need one for your car. The android head unit faceplates are a few mm larger than North American big brand units like pioneer, jvc, sony, etc.
Good news is I've read enough to conclude all px6 based units are essentially the same guts, and roms will generally work on any of them. So you should just decide: what faceplate you like better between the two, does the DSP really matter to you, and then look at cost and how quick you can get it!
Good luck!

MCU GS Hardware request VW

Hi fellow XDA members.
My radio GS MCU died due to hardware issues (broken and in not reparable state lanes due my own fault) and i'm searching for a replacement mainboard. Not the SoM with the CPU/MEM/EMMC
It's a VW DVD GS model which i upgraded from PX3 to PX30 to PX5. (Android 5.1, 6.0, 8.0, 9.0) I have contacted several sellers in China but they all reply they cannot deliver me a replacement part due to the age of the hardware. When trying to figure out i noticed that GS still creates mainboards but with an updated layout and chips but the connection ports are still the same. Not sure why they wont deliver me a replacement part.
Does anyone of you have a broken unit but the mainboard OK that i can buy?
Or let me know how i can in contact with the GS Factory. I tried to contact them using their address on the website of the factory but never received a reply.
The pictures included show you the board which is defective.
FlatcablePort layout:
2 ports for the SDcards
1 port for the LCD and its buttons
1 port for the DVD drive.
Thank you for who can help me out in my quest to fix the radio .
Compatible boards:
GS, CHG, XRC-602-MAIN
I'm from the Netherlands/Belgium.
Looks like a GS board Have you had a look on aliexpress, I see there are a number of resellers selling main boards.
The other option is to try Xtrons, you'll need their model code however. I was able to get a GS board out of xtrons quoting their model number a couple of years ago.
Also, consider an HA board from Dasaita - as long as the rear connector layout is the same, you should be ok.
marchnz said:
Looks like a GS board Have you had a look on aliexpress, I see there are a number of resellers selling main boards.
The other option is to try Xtrons, you'll need their model code however. I was able to get a GS board out of xtrons quoting their model number a couple of years ago.
Also, consider an HA board from Dasaita - as long as the rear connector layout is the same, you should be ok.
Click to expand...
Click to collapse
That it is a GS board, that i already knew It was delivered with a PX3 5.1 board and i updated the MCU in the past.
The seller who sent me the device was contacted but he blocked me off with the message: They dont make that radio anymore so no repair parts. Which i think is a BS story but hey who can blame them. Why selling parts when you can sell a complete unit..
I tried several resellers but almost all denied or didnt answer. They only sell complete sets. I'm only able to find the board from the Dasaita, which is not compatible with my system due to the missing ports for the second SD and DVD player. (The one i found on Aliexpress)
Xtrons was the first and only one to reply willing to help but due to Corona i only get an confirmation around march.
I do not have a model number of their device which is the same as the one i have. I did sent all the info i had with some hope they can hook me up.
I found the same system but the reseller sees my messages (Aliexpress lets you know) but did not respond.
Link: https://nl.aliexpress.com/item/4000175298519.html
It's the same radio with the Android 5.1 manual, the seller only replaced the SoM's and selling them for the price of the newer systems.
Here's one that might be close enough https://a.aliexpress.com/_snm0Pb
Over priced though, you might be able to negotiate.
What happened with the mainboard, possibly repairable?
marchnz said:
Here's one that might be close enough https://a.aliexpress.com/_snm0Pb
Over priced though, you might be able to negotiate.
What happened with the mainboard, possibly repairable?
Click to expand...
Click to collapse
The board is beyond repairable, i made a screw up and its damaged badly.
A response was received by the seller of the same device stating that they do not sell parts.
I found this one, which meets the requirements and contacted the seller.
https://nl.aliexpress.com/item/32879522002.html
This one also denied.
Update 12-02-2020.
I figured out that a CHG board is also compatible.
Nobody has a board available? I contacted several resellers but all did reply that they did not sent out parts and even the seller where i did get the unit from denied to sent a repair part and wanted me to order a complete new unit..

Purchasing - Looking for advice on avoiding scams

Hi,
As per title, I have decided I want one of these HUs with the RK3399 and the MTCD/E MCU. I plan to flash with a custom ROM as soon as I have tested it and before installation.
History: had a Joying 10 inch a few years ago, hated it, want to do it right this time!
The vehicle (in my case) is a 2009 Toyota Prado 120 (similar to the Lexus GX470) RHD, The units I am looking at are full ctr console replacements with fascia and vertical screens.
After wading through the seemingly endless mire of Aliexpress listings and producing a shortlist, I am still a little overwhelmed and confused; prices and specs seem to be all over the place and in many places are contradictory. I'm an eBay kid, I have hardly used Ali before.
Of course, once I shorten my list a little bit more, I will get in contact with each seller to verify hardware specs and make sure I'm getting excatly what I am paying for.
So to help me (and maybe others having a read!) I have a few questions to help me filter out the 'too good to be trues' and the outright liars.
1. Hardware - does the fact that the unit has a RK3399 mean it is definitely a MTCD/E MCU?
2. Hardware(again) - does the fact that they state PX6 necessarily mean its a 3399?
3. Resolution - I have seen all manner of resolutions stated here... the most common seems to be 1024*760/600 but there are a fair few listings saying 1920*1080... which definitely piqued my interest. Is this an outright lie or is it possible that they really do have 1920*1080 displays? (my guess is they're listing it as a "yes it can display 1920*1080 content" and not necessarily actual screen res.)
I would love a true 1080 display but it's potentially too good to be true!
4. Screens - What specifically (if anything) should I look out for/ask about in relation to the screen? model number? some say IPS, some don't.... Are they all the same? (they certainly look pretty similar!)
5. AliEx stores - If anyone has any honest stores they would like to suggest I'm all ears(eyes?) Or even other outlets to buy these things? (eBay doesn't have much listed for my car) The stores I am shortlisting are ones that have decent ratings (obviously) and have been established for more than a year.
6. Anything else? tricks for new players?
Bear with me - its a solid chunk of cash and a decision I will have to live with for some years!
Yes it's my first post - have used the forum over the years for all sorts of information, hopefully I can give some back!
I'll have a go at answering some of your questions, but I'm fair new to this whole Android head unit game so if I'm wrong someone will hopefully correct me.
What was is it specifically about the Joying unit that you hated that you hope will be addressed by a new unit?
Virt1080 said:
1. Hardware - does the fact that the unit has a RK3399 mean it is definitely a MTCD/E MCU?
2. Hardware(again) - does the fact that they state PX6 necessarily mean its a 3399?
3. Resolution - I have seen all manner of resolutions stated here... the most common seems to be 1024*760/600 but there are a fair few listings saying 1920*1080... which definitely piqued my interest. Is this an outright lie or is it possible that they really do have 1920*1080 displays? (my guess is they're listing it as a "yes it can display 1920*1080 content" and not necessarily actual screen res.)
I would love a true 1080 display but it's potentially too good to be true!
4. Screens - What specifically (if anything) should I look out for/ask about in relation to the screen? model number? some say IPS, some don't.... Are they all the same? (they certainly look pretty similar!)
5. AliEx stores - If anyone has any honest stores they would like to suggest I'm all ears(eyes?) Or even other outlets to buy these things? (eBay doesn't have much listed for my car) The stores I am shortlisting are ones that have decent ratings (obviously) and have been established for more than a year.
6. Anything else? tricks for new players?
Bear with me - its a solid chunk of cash and a decision I will have to live with for some years!
Yes it's my first post - have used the forum over the years for all sorts of information, hopefully I can give some back!
Click to expand...
Click to collapse
1) MTCD/E are MCU's manufactured by Microntek, but there are other manufacturers of MCUs out there than can be paired with the PX6, so there is no guarantee that a RK3399 means that the unit is fitted with an MTCD/E MCU
2) My understanding is that the RK3399 is a generic SoC, PX6 is a verson of the RK3399 specifically tailored for use in head units.
3) I don't know, but I would be wary of anyone claiming 1920 x 1080
4) Not sure
5) I bought a unit from Dasaita on AliExpress. It definately wasn't straightforward (first unit was sent to some other destination, they had to send me a replacement via DHL). But they did at least try to get things sorted ina timely manner. I chose Dasaita (aka hot-audio) mainly because they do post here on XDA. They are also on eBay, but the prices on Ali are better.
6) The aftermarket service from Dasaita leaves something to be desired, but from what I can see, none of them are very good at this. But I guess that's the price you pay for buying a cheap head unit. Overall, I'm very happy with my Dasaita PX6 unit, but i've only had it installed for a month, so early days.
Anyway, I hope that this is of some help to you, and good luck with your search!
jrobbom5 said:
I'll have a go at answering some of your questions, but I'm fair new to this whole Android head unit game so if I'm wrong someone will hopefully correct me.
What was is it specifically about the Joying unit that you hated that you hope will be addressed by a new unit?
Click to expand...
Click to collapse
Hey thanks for the reply!
The Joying unit was likely my own fault for not doing enough research prior to purchase, paid too much for too little I guess.
It worked well for a while but progressively got slower until it was nearly unusable for anything more than a clock and radio, this was quite a few years ago though and I had not found any alternative firmware at the time, I eventually just formatted it for some minor improvement and sold the car anyway.
With this new unit I will be running hal9k from the start instead of the default firmware and am expecting fairly smooth operation. It will be used for offline raster maps while I am out in the bush
Thanks for the information regarding the hardware, I still had a few grey areas in my mind there so that helps clear a bit up.
I wanted to use Dasaita as they seemed to be recommended but they do not sell to suit my model.
I will start making some enquiries today and see if I can get any clarification on those 1920 displays.
Cheers!

I hope this is the right forum.

I apologize if not. I'm desperate for assistance and I hope someone can point me in the right direction. I recently purchased a Dasaita Vivid 10 on Amazon for my 2015 Camry. Few things:
After installation and turning it on, I wasn't presented with the first time user setup. Additionally, there were a few local MP3s on there. Specifically "Hotel California" from The Eagles. Is this normal or was I sold a used unit? The unit itself had the plastic on the screen. ZERO marks that it was used. Everything from my perception was brand new.
However, when I went to connect WiFi, I received the seemingly common error of it turning on and instantly back off again. As such, I did a factory reset. This erased all of the music that was on the device. This leads me to think that it shouldn't come with music...
Each time I turn my car on, the WiFi is a red X on the icon on the bottom right. To resolve this, I need to hctreboot the thing using factory settings. After this, it will work. However this really sucks and I don't want to do this every time I get into my car. Last night I changed the BT setting and I believe it may have fixed the wifi issue. However, this broke Bluetooth. When I loaded up a hardware info application, there was a mac address for WiFi but none for BT. Is there a way to know which module I have to select the right setting?
Can someone explain exactly what I can do to fix this? After searching for hours I am so lost with all of the terms. Vivid, Scout, MAX. I have no idea where to even get a firmware file. What does MTCD stand for? While it may be considered a budget radio, $530 bucks is a big chunk of change for a radio to be this unreliable. I wrote on Dasaita's forums and it looks like they couldn't care less to assist people. Frustrated, and I'd like help here before returning this and returning to the stock unit. I can provide pictures of anything if needed, just let me know!
Thank you all!
Welcome to the world of cheap Chinese origin Android head units and quality issues.
There is no first run, that is normal.
MTCD refers to a type of unit based on HCT design. There are a bunch of factories that produce these and a bunch of resellers, such as dasaita that sell them, applying made up brand names and model codes. Dasaita appear to price their units at a premium.
Suggest returning it for the hardware issue and look to an FYT based unit, which might get you closer to what you want.
I no longer recommend MTCD based units, and have since brought an FYT 7862UIS based device. The bugs are less, superior hardware, fantastic audio and works without all the mods/hacks.
marchnz said:
Welcome to the world of cheap Chinese origin Android head units and quality issues.
There is no first run, that is normal.
MTCD refers to a type of unit based on HCT design. There are a bunch of factories that produce these and a bunch of resellers, such as dasaita that sell them, applying made up brand names and model codes. Dasaita appear to price their units at a premium.
Suggest returning it for the hardware issue and look to an FYT based unit, which might get you closer to what you want.
I no longer recommend MTCD based units, and have since brought an FYT 7862UIS based device. The bugs are less, superior hardware, fantastic audio and works without all the mods/hacks.
Click to expand...
Click to collapse
Aww man, not the news I wanted to hear however it was expected. At this point I might just go back to stock. I really loved how the dasaita fit into my Camry as it looks super OEM and clean.
Do you know of any of the FYT units that look OEM for a 2015 Camry?
Is this FYT: https://www.joyingauto.com/joying-1...radio-replacement-2015-2017-android-auto.html
I have a 2017 Camry and have this head unit:
https://www.amazon.com/SYGAV-Android-Toyota-Carplay-Navigation/dp/B08PKZY28H/ref=sr_1_1
While it's not a FYT unit, I will tell you that it does not have Vivid installed on it and has worked quite well in my Camry for over a year now.
Would be happy to answer any questions about it. I posted a review on Amazon and have answered a few questions over on Amazon as well.
jlbooth said:
I have a 2017 Camry and have this head unit:
https://www.amazon.com/SYGAV-Android-Toyota-Carplay-Navigation/dp/B08PKZY28H/ref=sr_1_1
While it's not a FYT unit, I will tell you that it does not have Vivid installed on it and has worked quite well in my Camry for over a year now.
Would be happy to answer any questions about it. I posted a review on Amazon and have answered a few questions over on Amazon as well.
Click to expand...
Click to collapse
Thanks so much for this! If I can't get my Dasaita working correctly, I will absolutely return and get that one!
Check this firmware recently released:
ha3_rk3399_10.0_ota(20220329+蓝牙MCU专用包).zip
Shared with Dropbox
www.dropbox.com

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