MTC vs HCT - MTCD Android Head Units Q&A

Hi,
I have an MTCD unit with PX3 1GB SoM (see attached picture)
I would like to do some upgrade and get some more RAM for it, or buy a complete coreboard with PX5 and 2GB RAM
There is a seller on aliexpress that sells a coreboard but i on mine i written MTC_RK3188_REV0.3 and on the coreboard that is available from the seller it is written: HCT-PX5-REV8.0(LPDDR) see attached pictures.
Can someone tell me if i can swap mine with the one from the seller? I really need the 2GB RAM upgrade but i cannot find the right chips to replace mine so i decided to go ahead and buy the whole board (SoM)
Thanks,

Yes you can swap.
But instead of 2GB buy a 4GB coreboard:
https://www.aliexpress.com/item/WIT...000&pvid=f0c36007-7ee8-4106-9200-a2e7730ff4b4
https://www.aliexpress.com/item/4GB...lgo_pvid=481774ec-027b-447d-839b-fdb1a89ef651
https://www.aliexpress.com/item/WIT...000&pvid=f0c36007-7ee8-4106-9200-a2e7730ff4b4

Thank you for the replay but i missed the better deal on aliexpress for 92USD for the same board (4GB) now it is out of stock.
I think a will wait for the next better deal. At least i know that it will work

mulderfbi said:
Thank you for the replay but i missed the better deal on aliexpress for 92USD for the same board (4GB) now it is out of stock.
I think a will wait for the next better deal. At least i know that it will work
Click to expand...
Click to collapse
I bought this in amazon.
T-One PX5 Android 8.08 Core4GB RAM32GB ROMFit para PX3 Car Stereo UpgradeGPS Core BoardAftermarket Navigation Sound System Upgrade Carplay Estéreo https://www.amazon.es/dp/B07CH38SQH/ref=cm_sw_r_cp_apap_Z5oGbhGIs2OMb
The price is higher but if it doesn't works, Amazon will refund.
Last year I bought one px5/2gb from AliExpress, and works for 2 hours. The vendor say that it was made only for whitson head units and I loose 90$... Be careful.
Enviado desde mi ONEPLUS A5010 mediante Tapatalk

internest said:
I bought this in amazon.
T-One PX5 Android 8.08 Core4GB RAM32GB ROMFit para PX3 Car Stereo UpgradeGPS Core BoardAftermarket Navigation Sound System Upgrade Carplay Estéreo https://www.amazon.es/dp/B07CH38SQH/ref=cm_sw_r_cp_apap_Z5oGbhGIs2OMb
The price is higher but if it doesn't works, Amazon will refund.
Last year I bought one px5/2gb from AliExpress, and works for 2 hours. The vendor say that it was made only for whitson head units and I loose 90$... Be careful.
Enviado desde mi ONEPLUS A5010 mediante Tapatalk
Click to expand...
Click to collapse
That`s why i am asking and not rushing to spend 90-100USD for something i am not sure it will work with my unit!
I actually don`t see why the boards that are for sale with the PX5 and 2-4GB would not work if swapped with mine but prefer to get some users opinion from those who actually did the swap already.
Not all the links at aliexpress say that your HU needs to be WITSON in order for the swap to work, even though they look the same.
I really need the 2GB upgrade, but it seems impossible to me to find the compatible chips to swap mine with the 2GB upgraded ones.
The ones i find made by the same company have a difference in two of the letters in the marking which i am not sue could be ignored, maybe it could be ignored....i don`t know for now.
H5TC8G63AMR H5TQ4G63AFR
The F and M difference is what bothers me the most since F is FBGA SDP (Single Die Package) and M is FBGA DDP 2CS (Dual Die Package)
I see on the net upgraded memory with different brand chips, but the threads are very old and they were making a group order back then for those chips, so it`s a no go.....

mulderfbi said:
That`s why i am asking and not rushing to spend 90-100USD for something i am not sure it will work with my unit!
Click to expand...
Click to collapse
I am in the same position as you. I have a 1GB board and want to upgrade. Did you buy the Witson board? Did the swap work for you?

skewty said:
I am in the same position as you. I have a 1GB board and want to upgrade. Did you buy the Witson board? Did the swap work for you?
Click to expand...
Click to collapse
No, the more i think of it, the more i think it`s better to buy a new unit with 2 or even 4GB of RAM and way better CPU. The price for just the board is around $100, and just to gain 1GB of RAM.......not worth the money!
I would do a chip swap if i had the chips, but it seems that they are hard to find to as a spare part.

Related

[Q] eMMC replacement chip

So it looks like my eMMC got fried after failing to write to all of the partitions from fastboot. Now, since my country doesn't have a whole lot of shops that are willing to replace a single SMD chip from the board I was left with going through laptop shops and finally found one that was willing to replace the chip. The only catch is that I'm left with sourcing the chip. On that note, I was left a bit of confused about the eMMC chips, specially after that 64GB mod.
Now, I have a 16GB Nexus 5 and from looking at the ifixit site, I can see that it is using a SandDisk SDIN8DE4-16G chip. Normally, for the repair, I would buy the exact same chip, but after seeing that I can "upgrade" I was thinking about getting the 32GB version of the chip i.e. SDIN8DE4-32G since the price is similar. Is that the chip from the 32GB Nexus version? Also, I didn't want to go the route of the 64GB since I didn't ivestigate as much into the compatabilaty of other ROMs with that chip.
So my questions are the following:
Should I go ahead and buy the SDIN8DE4-32G chip? Is the upgrade process that simple?
The second question is: Can I put in any eMMC chip in there and not just the SDIN8DE4-32G chip i.e. a faster eMMC 5 chip and how would the process differ (if at all)?
Any and all input is welcome, specially from the people that have some experience with SMD HW repair.
EDIT 1: Ok, after some research, I see that the 32GB version of Nexus does in fact use the SDIN8DE4-32G chip.
Depending on what they are charging you, you might be better off just replacing the whole motherboard with a brand new one from eBay for like $80US
Sorry I can't help with sourcing the actual chip.
username8611 said:
Depending on what they are charging you, you might be better off just replacing the whole motherboard with a brand new one from eBay for like $80US
Sorry I can't help with sourcing the actual chip.
Click to expand...
Click to collapse
Yeah, I agree that that would be the easiest route, but it's the most expencive one. The 32GB Nexus 5 chip can be found for around 15$ (inc. shipping) and the shop would charge me another 25$ for the soldering so it would still be at like a half the price of a new board, and any repair above 50$ just doesn't make sence since I can find a used Nexus 5 16GB for 100$ and sell this one for parts for around 50$.
Am curious how did this adventure end
AnteLo said:
Am curious how did this adventure end
Click to expand...
Click to collapse
Sadly not the way I've hoped. I sold it off for parts for 30e and got a used one for 70e.
All in all a good deal, but still on the 16GB version and looking to upgrade to a new phone since there are some limitations of the 32 bit CPU architecture.
Was looking at the Motorola X4, but it doesn't support project Treble out of the box, so I think I'll wait a bit more until Android 8.0 phones come to market.
ILA said:
Sadly not the way I've hoped. I sold it off for parts for 30e and got a used one for 70e.
All in all a good deal, but still on the 16GB version and looking to upgrade to a new phone since there are some limitations of the 32 bit CPU architecture.
Was looking at the Motorola X4, but it doesn't support project Treble out of the box, so I think I'll wait a bit more until Android 8.0 phones come to market.
Click to expand...
Click to collapse
That sucks

Want to buy PX3 MTCD Board

Hi MTCD Fellows,
is there anybody who upgraded his MTCD from PX3 to PX5 who wants to sell met the old PX3 board?
mine is broken, there is no sound coming out of it anymore.
why not just buy a PX5 to replace it? They're much better! I have one, but I'm in New Zealand..
i dont want to pay any customs taxes. everytime i order from china i have to pay 25%+
my device is broken because the DAC is defective. i ordered a new one already from desaita., beacuse i hat bluetooth and wifi issues prior to the defective board.
i want to resurrect the old erisin one and sell it on ebay. it does not matter on ebay if it is px5 or px3 IMHO
zapedge said:
i dont want to pay any customs taxes. everytime i order from china i have to pay 25%+
my device is broken because the DAC is defective. i ordered a new one already from desaita., beacuse i hat bluetooth and wifi issues prior to the defective board.
i want to resurrect the old erisin one and sell it on ebay. it does not matter on ebay if it is px5 or px3 IMHO
Click to expand...
Click to collapse
Right, what would you give me for it?
zapedge said:
i dont want to pay any customs taxes. everytime i order from china i have to pay 25%+
my device is broken because the DAC is defective. i ordered a new one already from desaita., beacuse i hat bluetooth and wifi issues prior to the defective board.
i want to resurrect the old erisin one and sell it on ebay. it does not matter on ebay if it is px5 or px3 IMHO
Click to expand...
Click to collapse
Both Bluetooth and and WiFi are Not on the PX3 board! They are on the main MCU board. Those sound issues might pretty much be from the MCU board also. Have you tried with another PX board to check if things actually work with it?
Ive got one ill sell you, just took it out of my system. Works well.
I have one too.. worked when I removed it

I've ordered a PX5 board

I've ordered an octa-core board with 4Gb RAM and 32Gb storage.
Do they come with an OS already installed?
If they do, given I'm upgrading from 1Gb PX3 will I be alright sticking with the stock ROM? I'm assuming it's going to be way faster than the PX3 that's in it right now and I'm not that bothered about customisation. I only installed a custom ROM to get some speed improvements before.
chandlerp said:
I've ordered an octa-core board with 4Gb RAM and 32Gb storage.
Do they come with an OS already installed?
If they do, given I'm upgrading from 1Gb PX3 will I be alright sticking with the stock ROM? I'm assuming it's going to be way faster than the PX3 that's in it right now and I'm not that bothered about customisation. I only installed a custom ROM to get some speed improvements before.
Click to expand...
Click to collapse
Mine came with an OS but I upgraded right to 7.1.2 from 5 I believe.
Sent from my ONEPLUS A5010 using Tapatalk
chandlerp said:
I've ordered an octa-core board with 4Gb RAM and 32Gb storage.
Do they come with an OS already installed?
If they do, given I'm upgrading from 1Gb PX3 will I be alright sticking with the stock ROM? I'm assuming it's going to be way faster than the PX3 that's in it right now and I'm not that bothered about customisation. I only installed a custom ROM to get some speed improvements before.
Click to expand...
Click to collapse
Can you please tell me where you ordered that and if its working with the new px5?
Meni30 said:
Can you please tell me where you ordered that and if its working with the new px5?
Click to expand...
Click to collapse
I ordered it from Ali Express but it's going to take a while to be delivered from China to the UK so I can#'t say that it is working as I haven't got it yet.
I bought this one which should be fine:
https://www.aliexpress.com/item/Oct...D-Android-5-1-system-Upgrade/32865743307.html
So this arrived yesterday and I fitted it immediately. My only issue is that the connector on the GPS aerial was just slightly larger on the inside of the unit than the one on the PX3 board. I didn't have time to desolder the one offthe old board to swap it out so I've had to leave the DVD/CD Player out of the unit because the connector was in the way.
It's not a problem for me as I don't use CDs anyway.
Wow, it's a revelation. Totally different experience. I've now got auto-sleep which means almost instant restart, the external microphone appears to be working now and the speed is just fantastic compared to the PX3.
I'm not even going to need to put a custom ROM on as it's more than fast enough as it came.
chandlerp said:
I bought this one which should be fine:
aliexpress.com /item/Octa-Core-4GB-RAM-32GB-Flash-PX5-Coreboard-FOR-Android-DVD-Android-5-1-system-Upgrade/32865743307.html
Click to expand...
Click to collapse
I'm thinking of doing the same thing, since my head unit is painfully slow. But the link you pasted above seems to have lapsed. Did you buy from WITSON?
i.e. this one? alixepress.com /item/WITSON-PX3-Quad-Core-2GB-RAM-16GB-Flash-Coreboard-For-Android-DVD-Android-5-1-A5XXX/32820356300.html
(Darn site won't let me post URL until I'm out of probation!)
Thanks!
Does anyone want to buy a PX5 board?
I'd likely sell mine if someone was interested.
dberladyn said:
Does anyone want to buy a PX5 board?
I'd likely sell mine if someone was interested.
Click to expand...
Click to collapse
in which country do you sell the px5 card?
dberladyn said:
Does anyone want to buy a PX5 board?
I'd likely sell mine if someone was interested.
Click to expand...
Click to collapse
I'm interested. I'm in USA. PM me if you still have it. Thx.
Sent from my Pixel 3 using Tapatalk
chandlerp said:
So this arrived yesterday and I fitted it immediately. My only issue is that the connector on the GPS aerial was just slightly larger on the inside of the unit than the one on the PX3 board. I didn't have time to desolder the one offthe old board to swap it out so I've had to leave the DVD/CD Player out of the unit because the connector was in the way.
It's not a problem for me as I don't use CDs anyway.
Wow, it's a revelation. Totally different experience. I've now got auto-sleep which means almost instant restart, the external microphone appears to be working now and the speed is just fantastic compared to the PX3.
I'm not even going to need to put a custom ROM on as it's more than fast enough as it came.
Click to expand...
Click to collapse
https://www.aliexpress.com/item/32814725689.html
Is there a way to know for sure this will work in my Xtrons android px5 unit?

px5 board required

Hi there,
To be some kind of direct, i'm searching for a px5 board.
I have a mtcd 1.91 GS (updated to mtce 3.00 GS) running with a px3 1gb. We all know that it is running like a snail on holiday.
During my quest for the px5 board I have contacted Witson for the px5 4gb 32gb board but the delivery would be more than a month. When checking ebay I almost had a heart attack for their asking price including shipping. (USA to NLD with tax.)
Is there someone in Europe who has a spare part that they want to get rid of?
I'm located in Belgium, but I also can be found in the netherland for work.
Hi,
I have an px5 board, and i live in (Sittard, NL) . what do you offer for it ? The main board broke in my unit but the px5 board should be running fine.
Just sent a reply, missed your DM.
Just a little bump.
Does anyone has an extra board available and willing to sell?
My board just died this morning and i think the NAND is defective.
Reinstallation tried on multiple ways even with an USB cable but no life.
d5stick said:
Just a little bump.
Does anyone has an extra board available and willing to sell?
My board just died this morning and i think the NAND is defective.
Reinstallation tried on multiple ways even with an USB cable but no life.
Click to expand...
Click to collapse
Maybe try to find it on aliexpress,
https://www.aliexpress.com/item/32840635444.html?spm=a2g0s.12269583.0.0.22c12850uHRQoT
https://www.aliexpress.com/item/32814725689.html
In most cases there's free shipping to EU and tax free.
kmlnvm said:
Maybe try to find it on aliexpress,
https://www.aliexpress.com/item/32840635444.html?spm=a2g0s.12269583.0.0.22c12850uHRQoT
https://www.aliexpress.com/item/32814725689.html
In most cases there's free shipping to EU and tax free.
Click to expand...
Click to collapse
Bought 1 at Ali hopefully it's delivered shortly. Thanks!
d5stick said:
Bought 1 at Ali hopefully it's delivered shortly. Thanks!
Click to expand...
Click to collapse
hello, it works for your unit?
k2k00 said:
hello, it works for your unit?
Click to expand...
Click to collapse
The board works The radio itself later dies due to my stupidity.
But a replacement radio is already on its way

Problem RAM Witson PX5 Android 10

Hi everyone, I have a problem with a Witson car radio for Fiat Egea, (PX5 android 10) I bought the 4/64 version but I realized that the ram is actually only 2gb and the rom is 64gb, it's strange because the units with 2gb of ram should have 32gb of rom, I ask if there may be some settings that limit the ram to 2gb but in reality there are 4gb installed .... can anyone help me in this?
Dead ram. Suggest buying a new SOM. See forum discussion
I'll try to get a refund, it's a new unit just bought ....
tuning79 said:
I'll try to get a refund, it's a new unit just bought ....
Click to expand...
Click to collapse
I had assumed it was an older unit and not new, this context is important to know, I would have suggested contacting the seller for support first

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