General Medeke/Navifly 7862

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stealthee

Senior Member
Dec 15, 2007
328
81
Anyone know a way to change the TTL this unit uses. I have tried TTL master and it says im 65 but im still slowed with wifi teather from my Iphone. I did test with my laptop off wifi teather and it was full speed so not a iphone wifi teather issue. Yes I installed a kernal that allows root access but not sure why this works with windows computer to my iphone but this headunit shows set to 65 been rebooted still shows 65 but still slow on speed test. Btw it is fine speed wise connected to my house wifi but just wanted faster speeds in the car when on the road.
 

surfer63

Senior Member
May 4, 2010
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Android is Linux so use the linux commands to do this from a terminal. You can find the command(s) easily when you google for it. However, this requires root access which you normally not have.
And why on earth would you want to change the TTL to improve your network speed? This is useful in case of latency and/or many hops in your route. When your unit is directly connected to your iphone, neither of those is relevant.
Your unit is slow because the network antenna is crap. This is not helped either by the fact that your unit is in the dashbard and "looking" in front to a huge amount of metal. If you want improved network speed, you better solder a better antenna on to it with a short cable and place it high in your dashboard.
 

altenae

Member
Nov 2, 2014
18
0
Irrelevant of FYT type.
It is winter. How cold is it where you live? Does a cold boot happen more often when it is colder outside?
If so, check you car battery. Is it not too old? Does it still have enough capacity? (we mostly have older cars otherwise we would not need these units)

We get these kind of questions every winter and 9 out of 10 times it is the car battery.
Please check.
New battery in the car.I
It's not cold the same temperature the whole week.
Sometimes reboot after 2 minutes sometimes no reboot after day(s)
 

krisstus

New member
Dec 22, 2009
1
0
Greeting!
I have 2 problems and I would like to ask for help.

1. Google Maps only goes into dark mode (night) when I set a destination and launch it.
Has anyone experienced this error?

2. My car has a reversing camera and front and rear parking sensors.
At R only half of the image is visible, at 1, the entire image.
What could be the problem?
Also, why does the reversing camera give a picture in gear 1?

R - 1.jpg
 

stealthee

Senior Member
Dec 15, 2007
328
81
Android is Linux so use the linux commands to do this from a terminal. You can find the command(s) easily when you google for it. However, this requires root access which you normally not have.
And why on earth would you want to change the TTL to improve your network speed? This is useful in case of latency and/or many hops in your route. When your unit is directly connected to your iphone, neither of those is relevant.
Your unit is slow because the network antenna is crap. This is not helped either by the fact that your unit is in the dashbard and "looking" in front to a huge amount of metal. If you want improved network speed, you better solder a better antenna on to it with a short cable and place it high in your dashboard.
If im being honest it allows me to fool ver...izon into not seeing the tether and slowing the head unit down. I work from home and my internet sometimes drops and i have to swap to my visible plan to finish the day. So it even works with my desktop set to 65 ttl connected to usb. I thought it was a wifi tether thing so i used my laptop and changed its ttl to 65 and got full speed. (Teather nomrally limits me to 5mb down but with ttl 65 i can get the full 30 i get by my house.) I only use it here if my main goes down and thats not often. But wanted to see if I could get the car head unit seeing full speed. You know I some times got to down load something on it and not at home takes for ever. I think i might have to command line change it instead of use a program. I mean i had to command line change it in windows lol.
 

surfer63

Senior Member
May 4, 2010
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If im being honest it allows me to fool ver...izon into not seeing the tether and slowing the head unit down.
Thanks for explaining it and make me learn something new.
My explanation using the linux command, which you probably already knew as I googled your issue and found several hits about it, does require root.
If you want to try/proceed with this, I can only suggest you to root your unit and try it.
Or flash @mariodantas rooted, modded firmware and then try it.
 
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vuvukalivu

New member
Feb 22, 2011
4
0
Hi @surfer63 , i having trouble and issue with Car Link 2 when using for Carplay Wire & Wireless, the Car Play won't work, cable i'm using original cable from apple still doesn't work. any suggestion ? or does anyone has update for Car Link apps? .thank you
 
Last edited:

surfer63

Senior Member
May 4, 2010
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Hi @surfer63 , i having trouble and issue with Car Link 2 when using for Carplay Wire & Wireless, the Car Play won't work, cable i'm using original cable from apple still doesn't work. any suggestion ? or does anyone has update for Car Link apps? .thank you
No idea. I don't have an iphone and don't use carlink at all, not for AA either.
The only thing I can think off is the level of your firmware. You need a recently new firmware to work with the new carlink apk.
 

daviddosa

Senior Member
Sep 21, 2015
323
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Livingston
OnePlus 3
OnePlus 5
Hi @surfer63 , i having trouble and issue with Car Link 2 when using for Carplay Wire & Wireless, the Car Play won't work, cable i'm using original cable from apple still doesn't work. any suggestion ? or does anyone has update for Car Link apps? .thank you
The built in app store(not google play store) can download updates for the Carlink2 app. Turn off bluetooth on your phone and enable personal hotspot, connect to it with your unit, then open this app store and check the updates.
I have a 14 Pro, and it connected to it wirelessly without any setup, apart from connecting to the headunit via bluetooth. Didn't change any other settings. Now I have the Carlink app on autostart and when I turn the ignition on, after 10 seconds I have CarPlay connected.
 

Moon2

Senior Member
Aug 8, 2010
716
146
Could anyone with 360 option here tell me if they had to just connect the 4 cameras to the unit, and then opening the 360 app just worked?

I can't get a display from 360 app open unless I'm reversing.
 

Spark972

New member
Jan 16, 2023
3
5
Hi,
new here with a FYT 7862 Mekede M500 and running it with Vivid Launcher.

So far everything it is working as expected (for my needs), I only have an issue with daytime / nightime brightness that I need to switch manually.

I have succesfully removed the oem radio app and replace it with NavRadio Free (but in fact I don't listen to radio). :LOL:

I wanted to thanks everyone in this thread (read it all 2 times) because a lot of the answers where already there.
 

capitano_tomtom

New member
Jan 13, 2020
3
0
Hi everyone, I have a Navifly M700S and have been having issues with the unit dimming the backlight.
I've got the canbus installed and set to the right CAN manufacturer and car but it doesn't sense the illumination signal.
Because of this I changed the backlight control to "time set", but the times it is using are wrong (i.e. its full brightness in the dark).

Does anyone know a way to change the time figures the unit is using to decide if it should be on day or night dimming?
I've tried the fix where you adjust backlight voltage or brightness slightly but that hasn't worked.
I'm starting to wonder if I have some CAN issues; I can use SWC but radar visuals on screen don't work. Vehicle in question is a 2012 Mondeo and I have a Raise CANBUS box.

Cheers!
 

[email protected]

Senior Member
Sep 28, 2013
75
7
44
SÃO PAULO
Hi everyone, I have a Navifly M700S and have been having issues with the unit dimming the backlight.
I've got the canbus installed and set to the right CAN manufacturer and car but it doesn't sense the illumination signal.
Because of this I changed the backlight control to "time set", but the times it is using are wrong (i.e. its full brightness in the dark).

Does anyone know a way to change the time figures the unit is using to decide if it should be on day or night dimming?
I've tried the fix where you adjust backlight voltage or brightness slightly but that hasn't worked.
I'm starting to wonder if I have some CAN issues; I can use SWC but radar visuals on screen don't work. Vehicle in question is a 2012 Mondeo and I have a Raise CANBUS box.

Cheers!

Hello friend, unfortunately this radio has this problem so I use this App that you configure it and it dims the brightness at the specified time, very good indeed.

 
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capitano_tomtom

New member
Jan 13, 2020
3
0
Hello friend, unfortunately this radio has this problem so I use this App that you configure it and it dims the brightness at the specified time, very good indeed.

Cheers mate will try that later and report back.
Overall the unit is pretty solid and feels much better than the PX5 I've used in past.

I need to do some more fine-tuning to check CANBUS is working right and maybe move GPS receiver, but otherwise it is perfect for my use case which is Android Auto.
I am planning to look at updating firmware as I think I am on 2021, plus I might look to add some more launcher skins.
One other thing on my list was to replace the 5Ghz wifi antenna - these look to have just a small stubby antenna but I am assuming it has a smaller SMA-type connector on the board since Teyes modes have a larger 5GHz external antenna to use.
 

kommando

Senior Member
Nov 9, 2013
294
108
One other thing on my list was to replace the 5Ghz wifi antenna - these look to have just a small stubby antenna but I am assuming it has a smaller SMA-type connector on the board since Teyes modes have a larger 5GHz external antenna to use.
No, it is soldered directly to the board, so to replace you will have to desolder the current antenna and then solder on a new board mount SMA female so you can then screw on a SMA male antenna.
 
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Moon2

Senior Member
Aug 8, 2010
716
146
Well.... a lot of people (myself included) like to use the cam as a monitor too so it really needs to be connected and powered up all the time. Yesteryear's head units only operated the rear cams in reverse but most of today's units have apps and such to take advantage of the rear cam as a monitor.
Soooo.... If you wish to use the rear cam as a monitor while driving forward then cam POWER must be connected to 12 volts any time the vehicle is running.


Pin 3 is the TRIGGER which changes the video input from what ever you have the head unit set on, to the reverse input. People kind of get this a bit confused. It's like watching a dvd on your tv... not only does your dvd player need to be plugged in and powered up so it can work, but the tv needs to be set on the DVD input as well.

Just as with the dvd player, the Cam needs power to work, and just as with the tv, the head unit needs to be on the 'rear cam input'. Pin 3 is what does that. When you feed it 12 volts, it automatically switches the head unit to the 'rear cam' input. When you remove that 12 volts the head unit goes back to what ever input it was on before.

You need to supply pin 3 with 12 volts ONLY when in reverse. It should be connected to the +12 volt side of the reverse light. At the same time your cam has to have 12 volts to operate.
I'm curious, anyone here with reverse camera (or 360), if you wanted to be able to monitor the rear view camera not just when in reverse (powered off reversing light) but also at any other time, is there a separate power input that's needed?

At the same time your cam has to have 12 volts to operate.

This seems to suggest another 12v input just for powering the camera independently.

And, the pin 3 referring to the pink reverse cable which triggers the rear view which has worked as expected for me.

But with the 360, I can't get a visual without having the reverse trigger powered. This isn't something I can leave powered all the time because I can't exit out of the 360 app while the trigger is connected. It shows an error "This operation is disabled in reversing!", so isn't usable in its current state.
 

makna

Member
Apr 14, 2009
27
4
I'm curious, anyone here with reverse camera (or 360), if you wanted to be able to monitor the rear view camera not just when in reverse (powered off reversing light) but also at any other time, is there a separate power input that's needed?



This seems to suggest another 12v input just for powering the camera independently.

And, the pin 3 referring to the pink reverse cable which triggers the rear view which has worked as expected for me.

But with the 360, I can't get a visual without having the reverse trigger powered. This isn't something I can leave powered all the time because I can't exit out of the 360 app while the trigger is connected. It shows an error "This operation is disabled in reversing!", so isn't usable in its current state.
I have the same problem and and i found that if i disconnect the wire that says Reverse from the canbus it doesn't give me that message anymore, but my problem is worse i was never able to get any of the 360 cameras to work since installed the unit, the app just open but all dark even reverse and somehow the unit reset and i lost the 360 app and looked everywhere to turn it back on but no luck, i can't find it anywhere on line to download it .

20230119_230813.jpg
 

Moon2

Senior Member
Aug 8, 2010
716
146
I have the same problem and and i found that if i disconnect the wire that says Reverse from the canbus it doesn't give me that message anymore, but my problem is worse i was never able to get any of the 360 cameras to work since installed the unit, the app just open but all dark even reverse and somehow the unit reset and i lost the 360 app and looked everywhere to turn it back on but no luck, i can't find it anywhere on line to download it .

View attachment 5814951

Does seem to be another issue added to mine, but about the 360 app, could you check the following setting? Looks to be an M6 Pro Plus?

Settings -> Factory -> Switch Backup Camera.

Is that on "DEFAULT" or "Inner 360"? It took a bit of restarting/cold boot before this setting actually stuck, but what do you have it as now?

Default changes to standard reversing app, the Inner 360 enables the 360 app for me.

I don't have a fancy canbus module for my car, it just convers converting the SWC signals to resistive for key1 & key2 inputs.
 
Last edited:

makna

Member
Apr 14, 2009
27
4
Does seem to be another issue added to mine, but about the 360 app, could you check the following setting? Looks to be an M6 Pro Plus?

Settings -> Factory -> Switch Backup Camera.

Is that on "DEFAULT" or "Inner 360"? It took a bit of restarting/cold boot before this setting actually stuck, but what do you have it as now?

Default changes to standard reversing app, the Inner 360 enables the 360 app for me.

I don't have a fancy canbus module for my car, it just convers converting the SWC signals to resistive for key1 & key2 inputs.
Actually i don't get that 360 screen anymore and in the setting i don't see it, the only option i have is Defualt only that is shown and no other option to check, i have canbus

LC-GMRC-01​

Which i am not sure how to st it up in the vehicle settings because it's not listed, but when i first installed the unit i used to get the 360 screen and the floating button for it but after the radio reset it's all gone.


Screenshot_20230120_084505_Samsung Internet.jpg


This is my can bus
 

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  • 1
    I believe not: I just replaced the app by @KoTiX2 NavRadio+ free https://forum.xda-developers.com/t/...53i-fyt-devices.4387965/page-40#post-88247931

    Only downside is, that this apps conflicts with the original FM Radio so you have to remove it. Which on its turn, cripples the FYT Car Launchers. Youcan't use the FM Widget or shortcut for the radio. If you do try it, your launcher will crash and reset to the default one.
    In the full version of NavRadio+ you can select in the settings to have the vertical buttons list on left or right side. You can also choose an horizontal grid with customizable number of rows and columns.
    In the next version there will be also a carousel view ;)
    1
    I meant in the original radio app, none of these settings is possible. So I recommend NavRadio+ ( I guess the free version doesnt allow to change it? )
    Oh i misread your post then :p
    I edited my post.
    Free version of NavRadio have only the horizontal grid view.
    1
    Hello,
    I own a Navifly 7862 for two years now. I always had weak microphone. At first the seller recommended to plug the external microphone. better than internal. I also used persist.btmic.gain=9 than 7 in config.txt and did work for me, better than before.
    Recently I got a new update and reset the device. As usual I changed my config.txt and persist.btmic.gain. But with the latest update the microphone almost does not exist. When talking in BT calls almost nothing is heard to caller and when I use a recording application it can record but very weak, heard from the deep... Tapping on microphones can be heard from far.
    Since then I tried multiple things:
    • update again
    • factory reset and new update
    • settings in config.txt:
      persist.sys.zlink.mic.vol=9.9persist.audio.mic.senstivity=1
      persist.btmic.gain=10
      persist.btspk.gain=7
    • downloaded the firmware directly from http://www.mekede.com/Software Download Address1/
    • tried to change ro.build.fytmanufacturer=1 or 116 and ro.fyt.uiid=4 or 2 at fyt.prop (did't expect anything from this but gave it a try)
    • used original global config.txt
      persist.btmic.gain=7
      persist.btspk.gain=7
    I also tried another external microphone. Factory setting which exchanges front/back microphone does nothing. I suppose something with the newer update and after causes that, since it happened after the update, worked before.

    Any suggestions? Anyone has similar issue?
    Thanks
    on the older models the software switch does not operate. there is a tape over the ribbon cable to the internal mic trick.
    1
    Thanks for the answer. I don't know whether I need to hack the hardware, the internal mic. I suppose is firmware issue.
    I bought the device in Apr 2021 and had the previous update in Jan 2022. It worked till recently, it was not perfect sound but I could be heard. After the latest update both microphones, internal and externat are weak, they work very low, in levels that almost can't be heard. Toggling the mic selection option in factory settings does nothing. The seller had sent me an update from Aug 2022, I also used the one from MEKEDE site, in Nov 2022 (the last one also write that Android version is 12, I didn't know it could take 12). Everytime the result is the same...
    The hardware change was in Aug 2022, which allows the software switch to work. So both are always enabled on yours without the mod.
    Which drops quality in both due to power supplied to run only one.

    They are all android 10. The a11 a12 mod is a text setting, not an apk upgrade.
    1
    I need help, my screen looks like this and I don't know why, how can I fix it?
    Hi,
    I had the same issue once I tried to wipe config.txt with a script in lsec_updatesh. After that I just did a new update/installation without that script and it fixed.
  • 6
    The link is in Russian!?
    welcome to the internet
    5
    Looks like the fan power.
    To tell the truth, that is what i supposed and connected it to the only fitting connector on when of the wire harnesses coming out of the device, BUT my fan never turns on, sooooo maybe im wrong.
    As well as connecting the fan to the harness you also have to switch it on in the UI. In Settings go to Device/Sound/Amp OnOff set to On to have the fan on. Looks like there isn't proper integration for the fan so they just use the switchable amp power output to drive the fan.
    5
    Very clear, many thanks.
    Only one more question, navifly models seems doen't have cooling fan in the back. Is it suggested to have it or not?
    It is definitely suggested especially if you live in (sub-)tropical areas. The fan is really quite and keeps the temperature about 20 degrees lower (in my case).

    And with regard to "UI looks different": I just created a modded firmware based on the latest Mekede in combination with the latest core/kernel I could find, that contains all 11 launchers that are available for the several FYTs around. I currently use Nova Launcher. My current Mekede firmware (build date 18 September 2021) contains 3 launchers: 2 of them look very nice, but that is only eye candy. Real functionality is not so great. I will simply test all 11 and might get back to Nova again. I will also test if my modded firmware is "sharable". I know simply how to overcome issues, so I want to test first.

    I also use something else than the "twipe_all" or "twipe_data", that removes everything (all) or all data including your 3rd party installed apps including their settings. And only because FYT still doesn't have a good update protocol for their own apps after 6+ years.
    My "post upgrade" action is only removing all FYT related data/cache/profiles.
    But first test if that really works ;)
    4
    Excuse me for the little OT. By connecting a smartphone to the Navifly/Mekede with Bluetooth and sharing the address book with it, does it remain in memory with the device? That is, let me explain better, if another smartphone is connected will it have access to the address book of the first smartphone?
    Hello there. I've already test it. Me and my girlfriend usually travel together so I have to choose between her phone and mine (FYT unit only connects to 1 phone at a time). So she's connected and all her contacts appear (and I store it) and as soon as I connect my phone the list is swapped and I cannot see her list anymore.
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    3
    I finally received my Mekede uis7862 unit for my Octavia 2015, but it doesn't fit correctly. It needs to be pushed in and "click" tight. That is the system VW/Skoda/Seat/Audi use after 2013. That doesn't work and therefore it can easily fall out of the dashboard.
    I did a test drive this afternoon and as such the unit functions fine, but the fact that it is completely loose and can fall out of the dash is an extreme annoyance after having waited so long.

    EDIT: And the 5GHz WiFi reception is a big deception. I have to park my car almost inside my nearest WiFi Mesh AP, while I have a perfect MESH WiFi network.