Help - Xtrons PX30 Display Problem (inverted Color ?) - Android Head-Units

ok,
Well unit was working fine for a bout 3weeks from new, now today i just about to park up, and without touching it, the colours just inverted or something like that changed, Factory Reset did not solve it, and Disconnecting Power Cables also did not solve it.
For example the boot Manu from Black background with text, it’s now White Background with Black text?
Any ideas here?
Thanks
Recovery Menu
Colors are even inverted here..
took it apart tried adjust this still no effect...

Park4bmx said:
ok,
Well unit was working fine for a bout 3weeks from new, now today i just about to park up, and without touching it, the colours just inverted or something like that changed, Factory Reset did not solve it, and Disconnecting Power Cables also did not solve it.
For example the boot Manu from Black background with text, it’s now White Background with Black text?
Any ideas here?
Thanks
Recovery Menu
Colors are even inverted here..
took it apart tried adjust this still no effect...
Click to expand...
Click to collapse
Hi Friend, were you able to solve your problem? I have the same problem with my PX-30 multimedia. I'm thinking about opening it and seeing if the cables are connected correctly.

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Wizard-Diffent colour vertical lines HELP!!

I got the mda vario from tmobile uk. I dont know what happen. Different colour blue, red, white vertical lines that start from up to down. If I connect the device to the computer or to the charger the orange light is on. PLease HELP ME!!!
Sounds like a graphics hardware problem to me - but worth trying a hard reset first - turn device off, hold comm and record buttons at the same time, turn device on still holding buttons - text should appear on screen, press green (call) button and hard reset should begin. Make sure you have backed up any important data before you do this.
im having this problem too, but my lines turn black and only effect half the screen. It starts with the screen going fuzzy.
I've had this happen when the phone was charging and it caused temporary screen burn because i recieved a text.
I try hard reset but nothing. It changes a lot of colours...
Sounds like a graphics hardware problem means that there is no hope?
Thanks anyway!!!
drilias said:
I try hard reset but nothing. It changes a lot of colours...
Sounds like a graphics hardware problem means that there is no hope?
Thanks anyway!!!
Click to expand...
Click to collapse
Isnt it under warranty? If it is get it repaired - if not maybe a loose connector inside, could be worth a dis-assemble and push all the connectors tight. Or if your not up to that take it to someone that is.
Unfortunately I dont have any warranty!!!
I find the disassembling manual but do you know where can I find the screws and other staff in the uk? Do you have any idea?
Otherwise I live in York Uk, do you know any place near here?
This place does pda repairs http://www.gpsmidlands.co.uk./
more useful info here http://forum.xda-developers.com/viewtopic.php?t=51395

damaged display resolution

Hello,
after installing some applications my display resolution is somehow damaged.
The whole screen is flickering and everything is more bright than before.
The screen looks strange as every horizontal line of the display is followed by a thin dark line, so that the whole screen is in stripes.
Furthermore the icons and text seems to be slightly bigger.
In the settings the info claims to have 800x480 and 65k colors.
All applications still work fine, but look strange with the stripes and the flickering.
What worries me most is that even after hard reset the damaged screen resolution is kept.
I hope someone has a solution.
pt
Interlacing
That's strange, it sounds like interlacing. When you say you did a hard reset do you mean a proper hard reset, as in, turn off, two silver soft keys and reset button under battery cover, reinstalls the OS?
If you did that and it isnt fixed then it looks like you have a hardware problem. It sounds like a sync issue because it's giving the effects of interlacing (i don't think the screen is interlaced, it shouldn't be, but it's possible).
In that case, you need a new phone.
documented hard-reset
Hi alias_neo,
the reset I did was with the silver buttons and the power button.
It then asked me if i really wanted to continue and had to press the R-key.
It then took a few minutes until the phone was up again and it was a fresh install.
If some software was able to change the display to interlaced, there must be a way to reverse it again.
Regards,
pt
Solved
The way the damage came the same way it went away again.
Suddenly the interlaced dislpay stopped

[Q] Screen flickering?

After hanging up from a phone call the top left corner of my screen was really bright. There were two vertical lines down the screen and the screen was transparent and flickering. I could still see my home screen and the screen was functional. I restarted the phone and it was still acting up. Only after turning the phone off for a few mins did it stop. Has anyone else experienced this or have any ideas on what would cause it? I haven't had any issues with the phone, no drops or anything. Currently running aokp with matrix kernel.
theville502 said:
After hanging up from a phone call the top left corner of my screen was really bright. There were two vertical lines down the screen and the screen was transparent and flickering. I could still see my home screen and the screen was functional. I restarted the phone and it was still acting up. Only after turning the phone off for a few mins did it stop. Has anyone else experienced this or have any ideas on what would cause it? I haven't had any issues with the phone, no drops or anything. Currently running aokp with matrix kernel.
Click to expand...
Click to collapse
I had this issue too. My phone just arrived today. In my case the problem occurred after power cycling the phone (trying to get the WiFi to connect.. grrrr) The boot process was fine but once I got to the launcher my screen was flickering like a strobe light. I tried to power off and back on and it still happened. I didn't give it several minutes like you did so I'm not sure if it would have gone away. Since I hadn't really configured the phone yet I simply did a factory reset and it was fine. Seems to be a software issue. I hope it doesn't happen again but if it does I'll see if just leaving it off for a while helps. I hope so because I don't want to have to factory reset all the time!
-Matt

[Q] S4 i9505 boots up to black screen, no boot logo

Hey there, I'm having some serious trouble with my S4 i9505, I recently did a LCD and digitizer replacement, and the connectors are connected, but the phone boots up with a green screen (pic included) the blue led notification light turns on, and the boot up music plays, then the home row button backlights turn on, and it also makes notification sounds, so it's alive... but nothing visually so to speak. I've tried almost every troubleshoot suggestion under the sun; but to no avail. Anyone else out there who has experienced this and could give some insight as to a solution? Much appreciated, thanks.
BlaineLondon said:
Hey there, I'm having some serious trouble with my S4 i9505, I recently did a LCD and digitizer replacement, and the connectors are connected, but the phone boots up with a green screen (pic included) the blue led notification light turns on, and the boot up music plays, then the home row button backlights turn on, and it also makes notification sounds, so it's alive... but nothing visually so to speak. I've tried almost every troubleshoot suggestion under the sun; but to no avail. Anyone else out there who has experienced this and could give some insight as to a solution? Much appreciated, thanks.
Click to expand...
Click to collapse
If the connectors are connected then the screen is probably dead.
Lennyz1988 said:
If the connectors are connected then the screen is probably dead.
Click to expand...
Click to collapse
I doubt it, since the screen does flicker when I press the power button rapidly a few rings, and the LCD and digitizer are brand new, replacement parts I had ordered, so not sure what the underlying issue is... going to take it into a repair shop it seems.

Topway ts7 black screen/freeze after reverse

Hi,
Has anyone encounter a problem that wen i go to reverse i get camera feed but when i go back to neutral screen goes to black and no buttons work, so only option is hard reset.
If radio was working it will continue to work in background (even though it is black screen).
Can it be the launcher?
Any help would be appreciated.
Thanks,
Mirko
I noticed that when I use AHD camera settings I can go back to normal screen after reverse but ofcourse my video feed is garbled
EDIT: this is not true
Any solution for this?
Any solution for this?

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