Joying UOS03N4PX5 - Android Head-Units

Hi, i want to root this unit to install drivers to use an external usb wifi dongle because the internal wifi antenna stop working properly and now i can't connect to my phone hotspot...
Any solution for this unit?
If I had known that this unit can not be rooted, I would not have bought it...

Related

USB 3G Dongle with External Antenna Socket

Hi, I am looking at buying a Pumpkin double din head unit that has the option to attach a usb 3g dongle for direct connectivity. However I intend to install a roof mounted combined gps and 3g antenna for better reception, therefore I would like to buy a usb 3g dongle that has an external antenna socket. Can anyone recomment one that is android compatible, or am I able to buy any dongle? The dongle that Pumpkin recommends and that is also mentioned in a similar recent thread does not have an sma socket.
Although I know it is an option, I do not want to connect via wifi.
thanks in advance

[RK3066][GS?] Wifi and USB stopped working - Hardware defect or MCU issue?

Hey,
I have an MTCB device in my car since 2014. It was working quite nicely. I did the BT Mic mod, added a pigtail for the WIFI and an external antenna. I have a HDD connected to the powered USB port and used the antenna 12V out to power a USB hub to which a 3G dongle is connected. All was fine.
Then at some point the USB hub stopped working. I noticed it as my 3G stopped to work. First I suspected a bad cable but it turned out that the 12V out for the antenna wasn't delivering enough current anymore. So I decided for a different setup and connected the USB hub to an external 12V supply (yes it is a 12V USB hub!). So far so good, everything was working again. As I was in the mood I noticed that there was a new GS MCU and flashed it. Moreover I removed the DVD drive to leave more space in the unit to prevent overheating. AFAIR I rebooted and everthing worked.
The next day neither the data from the USB drive were there nor the WIFI was working. After some more investigation I noticed that also the 3G dongle wan't working. So altogether the whol USB stack and the WIFI did not work. I was puzzled. Removed some of the USB parts and rebooted. Nothing. Then I reverted the GS MCU update. Nothing. I remembered vaguely having such an issue after a wrong MCU update in the past. And I got unsure whether GS was the right MCU. So I went on and tried several different MCU images (GS, JY, KGL, KLD, RM) with no luck.
Now I m puzzled whether the external 12V to the USB might have caused a hadware issue or there might be some other hardware issues I ran into or maybe it is still an MCU issue. The android image is at the latest 4.4.4 of Malayk. I ran an older version of it for months without any problem.
If you need more infos, pictures and so on, let me know. Thanks in advance for any hint or help.
m.
Actually, I think this should be in MTCB Q&A. IS it possible to move this thread to this subforum? Thanks!

HSDPA dongle not working

Hi! I got an PX5 headunit with Malaysk rom android 6
I tested the modem on my computer and it is works fine, but when i connected to the head unit it seem like not being recognised, the 3g HSDPA dongle is for Pumpkin car stereo so theoretically it should work.
Any idea what to do next?
Thanks!
In further investigation, I found out the problem is the head unit can't see the USB dongle. It is connected to the 3G/Wifi USB port, my guess is the problem it's not just a 3G dongle, it is a micro SD card reader as well. Any idea?

Joying Sofia usb LAN adapter / usb tethering

Hi there
I have an issue with my Sofia based joying unit JY-UMS01N2D.
For usb thetherin purposes, I bought a usb>Lan adapter and a gli.net mt-300n. and: it works!
I connected the joying with the usb/lan adapter and from there with a cat5 to the gli.net mt300n device.
The problem ist; After sleep mode/reboot of the joying unit there's no lan connection anymore (to the gli.net mt300n).
Workaround: re-plug the cat5 OR usb/lan adapter
Does anyone knows, why does this happens? I guess it's not a usb/lan adapter driver issue, since the workaround with the re-plug of the cat5 helps also.
Are there some android setting that might have an affect on this?
regards & many thanks
joying_user

New USB TPMS system not working on my PX5 or PX6 devices

I bought a USB TPMS system from Aliexpress priced ~30eur with external sensors to try with one of my cars.
I've tried connecting the receiver to both the PX5 unit and the PX6 unit that I have. The USB stick that supposedly has the software for the unit, is not recognised by the Android at all. A windows computer says "USB device is malfunctioning". When I connect the USB TPMS receiver to either of the units or to my windows laptop, there is no indication of anything working. It does not show up on device manager in Windows, nor do any of the TPMS softwares seem to find the receiver on the Android Head Units.
Is there something simple that I am missing, or is the unit DOA? I opened the 4 screws on the USB unit to see if there were bad solder joints or cables not connected, but I didn't see any. Any advice would be appreciated.
Some tpms require apps from the tpms manufacturers, not the HU app.
Try downloading storebao USB tpms from play store. I had same issue and this app worked albeit I still can't get all sensors working but I believe that is sensor related.

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