[Q] Changed my display, now it doesn't work - Nexus 5 Q&A, Help & Troubleshooting

Hello,
I changed my broken display of my N5, but when I power on the phone, only the right half of the display is working. By the way, I forgot to remove the protective cover at the back of the display (digitizer), could this be the problem, or is there anything else?
Best regards
Matthias

Ok, my friend came over here, and then he saw that the glass inside of the display with all the contacts on it was broken. That was the reason.

Related

New LCD+digitizer problem

Hi,
I have just replaced LCD and digitizer of my HTC raph (first time) and there seems to be some kind of problem. It turns on, but the screen shows nothing just lights up a little bit and there are some stripes visible as if the lcd would be broken, but it's brand new. The stripes changes a bit as i press some buttons or touch the screen so the phone and touchscreen are working - the problem is with LCD.
I don't know if i put all the conducting tape to the places it originaly was. Could that be a problem? I double checked all the connections but still, might be a contacts problem?
Any thoughts on what might cause this?
Also the phone got kind of hot after having it charged for some time, is that normal?
Of course, this may be caused by a bad connection (but rather hard to go wrong slot), but at a distance hard to say something more concrete.
Best to check with the new flex.
Thank you for the answer, i will try changing the main flex.
The flex cables can touch eachother right? Since they're originally covered with conductive tape.
BTW, i also intend to change the lcd + digitizer... my question is:
how to apply the digitzier? lcd and digitizer came separated - do i have to solder/glue or whatever the flex (of lcd & digi.)?
The original was something like sticked together... reminds me on sellotape aka Scotch Tape.
Can you give me a some help?
thanks
The ribbons must be solded together, there's 4 contacts on them and they should not touch eachother.

[Q] color issues after screen replacement

I replaced my nexus 5 screen after cracking it with a new lcd, digitizer, and the frame from amazon. tested the screen before re assembling the whole unit and all looked great. after getting it all buttoned up i found that after the screen sleeps and comes back on the colors are very distorted. Rebooted the phone and the color is accurate again, but again after the screen sleeps and comes back on the colors are distorted. I then tore it back apart installed my old crack screen and all is fine again. I am looking to see if anyone has come across this. I am assuming it is a bad display, but would like to see if anyone has any other suggestion on a possible problem before i return the display.
Bump: just because i'm returning the replacement screen tomorrow and ordering another if no input.

Strangest screen problem I've ever seen. Would this be a broken displayor broken GPU?

Hi all
My moto Maxx has gone through a lot, but the strangest problem yet started yesterday.
As you can see on the attached video, half of the screen is constantly scrolling. This happens in fastboot and recovery mode as well, so I'm pretty sure it's a hardware problem.
The digitizer still works perfectly, and registers touch where the icon or button should be positioned on the screen. The moving screen also does show everything correctly, just in this crazy scrolling way.
I'm not very hopeful in fixing it, but was wondering if anyone has ever seen this, and if you guys think this is a broken display(and any way to test this?) or a broken GPU. If it is in fact the display, I might consider replacing it.
Some background on all the terrible things I did to this phone:
- Dropped it and cracked screen in September.
- Replaced the glass myself, slightly burned display when removing glass without any consequences (just a tiny mark on the top right, the side that actually still works).
- Dropped again, broke glass again, never bothered to fix it, some small pieces are missing so dust, sweat,.. could've gotten int.
Video:
Most likely the display being broken.
Even when my tempered glass protector is missing chunks the screen starts to funk up. Only worse being the real screen especially the digitizer.
You might be right pjd, or at least screen related.
I opened it up yesterday evening, and I think it might be the cable connecting the screen. Depending on how I positioned the screen and thus the angle at which the cable was bent, it was fixed, the same, or just completely black.
The only thing I have to try to find out now is if it's the kabel, or the connector on the motherboard. Any suggestions on how I could test that are welcome!

White stripes on display after backcover change

Hello,
after i changed the backcover of my Nexus 5, the display has errors.
There are white horizontal stripes on it, like on this video:
https://www.youtube.com/watch?v=CzgZ1bcN1Lk
I can't use the touchscreen. If i push on the back (in the middle) the flickering goes away or even the screen gets completely black.
Has anyone an idea what to do? Or can anyone tell me, if its only the display or maybe the motherboard? If only the display, i could buy a new one...
Apparently you moved something back there... changing the back cover shouldn't bring any problem at all. Remove the back cover again and press on the connections or reconnect them, close the back cover pushing firmly in its entirety until you hear all the clicks on the borders and a click under the camera, then try again .
Hello,
it was a defect plug on the mainboard as you can see on the screenshot:
http://www.pic-upload.de/view-31258066/IMG_20160719_215410.jpg.html
Any chance to repair that? Is it possible to take a motherboard of another nexus and install it in mine?

Broken Screen Replacement?

Hi all, phone had a nasty tumble and front screen is cracked, but still works fine. is it possible to change only just the front glass and not the whole screen? saw a few to buy on aliexpress http://www.aliexpress.com/item/For-..._8&btsid=4c706082-2885-4b18-a04d-62e15cedea46
checkout parts4repair.com
replacement??
pls confirm whether this thing fits. any indian seller selling the same??
you can try: http://vifocal.com/lcd-display-touch-digitizer-screen-replace-for-huawei-honor-6-smartphone.html
Hi guys,
I'll bring this zombie topic back to life
So have any of you changed the lcd screen themselves?
How many connectors are there on the screen assembly?
I can clearly see just one in the middle of the phone next to the battery.
When I connect the new screen and turn on the phone - the vibro squeaks as in normal boot, but the screen doesn't light up.
My first guess was that I got a faulty screen so now I'm checking the second one and it does the same...
Is there anything I'm missing?
Thanks!

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