Telefunken (Vestel) XU50AJ600 - Boot into the recovery mode - Android TV General

Hello friends,
I think the TV has Android 9.0 installed - I'm not so sure.
It is this device: Telefunken XU50AJ600 (Amazon)
In any case, due to the small amount of RAM (4GB), I should not only have deactivated but also uninstalled apparently important apps.
The television boots and then the picture remains black - you can still visibly change the volume and click on Mute. Every now and then a message appears in the upper right corner that the memory is running out (I installed Kodi with a large list of films).
If I click the button for YouTube on the remote control, the screen briefly turns light gray and then turns black again.
Since I only use the television 100% with a streaming app, I unfortunately cannot say whether a normal television image (T2 / S2 / Cable) would be running in the background.
Now I would like to completely reset the television - but I can't get into the menu.
Now I have already tried a few things I found about the recovery mode, but I did not get into the recovery mode with any solution.
The television only has one physical button (power).
My approach was:
1) Disconnect the television from the power supply
2) Simultaneously press the “OK” and “Back” buttons on the remote control and also press the physical power button on the television.
3) Provide power to the TV.
2 people press these three buttons all the time. The red LED on the physical power button flashes, but nothing else happens - the television doesn't even turn on.
I suspect it's not the right keyboard shortcut.
I hope someone can help me.
Thank you very much
BR
Werner

Related

What's the difference between Soft Reset via. Stylus, via. Power Button and via App.?

Hi, I'm just wondering what the difference is between soft-resetting the device via
1. the little button at the bottom
2. the Power button on the side (and then of course turning the device back on afterwards)
3. a software application
Any ideas?
1) When you press the power button the device is shut down completely or goes in to partial suspend mode depending on the device and whether it is a long and short press. For example on most HTC phone short press will turn off the screen and suspend user programs running on the device but the OS phone and some other stuff will still run so you get reminders, mail and of course incoming calls.
Long press will shut down the phone. It is just like shutting down the computer using Start->Shutdown so its not really a reset.
2) Software applications implement couple of different functions but basically they still tell the OS to restart so it is more or less proper restart.
3) "the little stylus hole" is like the reset button on the computer. It actually momentarily cuts power to the system causing it to reboot. This means you loose any unsaved data.
This option is mainly for cases when the system hangs.
Ah ok, so using the little button at the bottom with the stylus is a no-no except when completely frozen...
But what about the other two options? Does either one result in data loss or similar problems? Or are they both equally "safe"?
Yes the other two options are safe since they both go through the OS and not just the hardware.
One more thing:
If you happened to install a program that starts automatically but can't properly work on your device it could cause it to not come out of soft reset - hang on startup screen.
In such case you will have to preform "hard reset" which will erase all data and restore the phone to the way it was when you took it out of the box.
(Windows and built in apps with factory settings).
This is preformed by holding power + camera + comm manager (all three buttons on the sides) and pressing reset (little hole).
Then you will be asked to press 'send' (green phone button) if you are sure you wish to proceed.
Same function can be accomplished using 'clear storage' icon in Settings->System.
Like I said this is only for drastic cases because it will erase all you data.

Playing with the Pwr On/Off Button

Is is possible / any way to mod the power button??
like... trigger an event ( apps, wav/mp3 clip...etc) when it is being pressed??
guess it would be fun to play with
AE Button Plus seems to work on all buttons except the X panel button and the power button. But do you really want to modify that button that you use so often to switch the phone into standby?
I'm using the first state of the camera button for the alt+tab function from pocket plus. There you have a tip on a button that isn't used for anything as long as you are not using the camera.
programmatically this can be done, since it is possible to trap power on and power off event..
[email protected] said:
AE Button Plus seems to work on all buttons except the X panel button and the power button. But do you really want to modify that button that you use so often to switch the phone into standby?
I'm using the first state of the camera button for the alt+tab function from pocket plus. There you have a tip on a button that isn't used for anything as long as you are not using the camera.
Click to expand...
Click to collapse
x panel buton works as well, I have touch it hd installed and I'm using panel button for default first today screen of touch flo
Power red Led on X1
Since you are talking about the power button have any of you noticed that it have a red led?
I've seen mine lit some times, but only when my X1 runs completely out of battery, when I plug it to the charger the led it's on for 5 Min +- and I think the purpose of it is to announce that the device isn't charged enough to start as it wont star if I press the button, only when the standard 4 led's begin to do the usual animation it will start (by this time the power red led it off).
I've look in some manual's and didn't even find a reference to this led..
I think it would be great if we could port this led to do some notifications as it is way more noticeable than the regular led notifications.
really? but how?
I know nothing abt programming...seriously.....
I just wanna play a sound clip when it is pressed on and another one when off
I had noticed when I tried to update though sony ericsson's update tool, I was connected it with the computer by usb cable, and when I removed the batt. the LED lits
http://forum.xda-developers.com/showpost.php?p=3081934&postcount=1
new prog that uses the power button

[Q] Global Button Luckdown

I'm looking for an application that will allow me to lockdown all buttons on my phone.
On long drives, my toddler frequently watches movies on my phone, however she loves to push the home button, and the trackball stops the movie. I can't be turning around several times to restart the movie.
So what I'm looking for is an application that will lock or turn off all the buttons in a reversible manner. You could toggle it from the notification pane, or from the dialog that appears when you hold down the power button.
Does anyone know of an application like this? If not I'll probably end up writing my own.

galaxy s7 edge sm-G935F Black Screen Problem

Hello, some days ago my phone suddenly got black screen, the buttons light ON, it also vibrates, if i double press the home button it enter the camera because the shutter souns, led notification also lights, seems like everything work but the screen keeps black..
I tried sme of the method around the web:
Power button + volume down (FAILED)
Power button + volume up (FAILED)
Power button + volume down + Home (FAILED)
Power button + volume up + Home (FAILED)
Delete cache (FAILED)
Factory Reset (I THINK IT FAILED, IT WAS HARD TO ENTER TO RECOVERY AND SELECT FACTORY RESET SINCE THE SCREEN DOESNT TURN ON)
Anything else i could do to get my phone back working..
I cannot take it to customer center because i bought in USA and Im from Mexico
Thanks in advanced guys
renehd2 said:
Hello, some days ago my phone suddenly got black screen, the buttons light ON, it also vibrates, if i double press the home button it enter the camera because the shutter souns, led notification also lights, seems like everything work but the screen keeps black..
I tried sme of the method around the web:
Power button + volume down (FAILED)
Power button + volume up (FAILED)
Power button + volume down + Home (FAILED)
Power button + volume up + Home (FAILED)
Delete cache (FAILED)
Factory Reset (I THINK IT FAILED, IT WAS HARD TO ENTER TO RECOVERY AND SELECT FACTORY RESET SINCE THE SCREEN DOESNT TURN ON)
Anything else i could do to get my phone back working..
I cannot take it to customer center because i bought in USA and Im from Mexico
Thanks in advanced guys
Click to expand...
Click to collapse
Fast fast try to return it before Trump wins . He will build the wall you know... Jk...
For my opinion LCD has to be changed. Due drop or in your pocked from high pressure i think its gone ...
Since as you said phone is working you can take pictures or receive calls but screen is always black.
Can you see its black color or screen isn't turning at all.
Sent from my ONEPLUS A3003 using XDA-Developers mobile app
Mine started with green stripes allover the screen and few days later - "black screen"
Samsung change the whole unit.
But if lcd doesnt work so, it wont recognize when i press the screen, can it?
Anyone with this problem
cavags5 said:
Anyone with this problem
Click to expand...
Click to collapse
It's hardware issue.
https://forum.xda-developers.com/showpost.php?p=70499471&postcount=73
S7 Edge BSoD Extra Info. needed
Hi,
Phone: I have a Samsung Galaxy S7 Edge SM-G935FD
I was using my phone to send a txt (and at the same time I think I was receiving a text or call because the menu and back touch buttons were lit up) and all of a sudden the phone crashed as I tried to finish my text but the touch wasnt responding, then the backlight turned of like it does if the phone is not being used. But the strange thing was that the menu and back touch buttons stayed lit up (Solid).
I tried many methods to restart the phone:
Power button + volume down (FAILED)
Power button + volume up (FAILED)
Power button + volume down + Home (FAILED)
Power button + volume up + Home (FAILED)
So I thought I'll let the battery die and then recharge and hopefully the phone would automatically restart like normal, however the phone does not show sign of charging now.
So I tried to connect to the PC but it wasn't being recognized however when I press and hold the power button a sound of detecting a device sounds and then when I take my finger off the sound of detaching occurs. But I couldn't see anything happening, until I went into device manager, under "Other Devices" , "Exynos8890" appears which I know is the chipset.
This is as much as I know of the problem. How do I solve thins problem without trying to factory reset the phone and lose all my data?
PS: I didn't backup my photos (My baby children only copies) or Notes in NotePad, which has some very important info.

Black screen, Power,Vol up, down buttons announce button function.

Servicing a Galaxy S7 SM-G930V. Front screen not cracked, but black. Back cover cracked many places, but may have been caused a previous amateurish attempt to remove. No sim card since new phone activated by owner, no SD card used, no cloud backup (think they learned!). Valuable vids of a national level competition on device.
Tried all button combinations to reset, nothing worked.
Phone recognized as a device on usb data-power cable on Windows 7 computer & device info found. On PC- "no files found" with any 3rd party (trial) software. Battery was unplugged, removed, replaced & components reassembled. No change, but all symptoms listed below came back.
Originally thought dealing with Black screen of death, but symptoms sound related to system being stuck on Accessibility Features, maybe with that "dark Screen" option under Accessibility Features? (manual p178) Don't want to do screen replacement before opinions from this group.
Power, vol up & down keys cause the Voice Assistant to announce.:
POWER: pressed once: "screen turned on" announced.
& bottom Back & Recent buttons will illuminate briefly.
Pressed again: "screen turned off" announced
When screen turned on, other keys below will announce:
VOL UP: beep, then "screen tone volume 80%, volume controls hidden"
VOL DOWN once: beep then "screen tone volume 80%, volume controls hidden"
VOL DOWN twice rapidly: peep then "screen tone volume 75%, volume controls hidden" Each time vol down pressed twice rapidly, volume will be 5% less
BACK button at bottom left of screen, announces "back key"
RECENT button bottom right of screen, announces "recent key"
"screen turned off" will automatically announce after 2 minutes of inactivity & power button must be pressed again for announcements above.
HOME key unresponsive at all times if pressed once rapidly, pressed & held momentarily, or multiple presses.
Can't find any forums/threads that address this, but newbie! Any help appreciated. Thanks!
D id you try shutting it down and then pressing power , volume up, and home buttons simultaneously?
Yes, tried all button combinations I could find with no change

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