[Q] Backlight problem after new screen replacement - HTC One X

Hi, I was just replacing the screen of my HTC one x, and after installing the new lcd flex cable, I turned it on to make sure it works. The HTC logo came up and shortly after the screen went dim. I think the backlight broke because I can see stuff on the screen under light. How can this be fixed? I checked the connection of the cable. Everything else works.
Thanks!
EDIT: I measured the 220 coil's resistance and it was at 1.6 ohms which is what I believe it should be?

Anyone??
I found out that when charged to 100%, the screen is slightly visible and after a while of usage it starts to become dimmer and dimmer and later it becomes useless

Update: I replaced the 220 coil! Got my hopes up and after fully assembling with new screen I booted. Normal flash of the HTC logo and then it went dim again!
Anyone know the problem here??

aksap_atsiah said:
Update: I replaced the 220 coil! Got my hopes up and after fully assembling with new screen I booted. Normal flash of the HTC logo and then it went dim again!
Anyone know the problem here??
Click to expand...
Click to collapse
is your htc the tegra 3 version?
which flex variant of the screen do you bought?
maybe you bought the wrong screen....im just saying , i dont know much about this phone...but i readed here and in other forums that there are 3 different variants of screen for the HOX.

Related

Display problem - who can help

Hello everybody,
-3 weeks ago a had the first problem with my display: it was gone and when i tried to reset the screen was almost un-alignable. only after a lot of resets it worked again!
-now since yesterday my screen stopped working. All the other functions work like phone etc., but I only see the backlight of the screen and nothing else. I tried to reset, hard-reset and took the whole artemis apart. Only saw a little black spot on the displayconnector (can it overheat?!)
When trying to reset for a hundred times it worked three times! I was able to do a hard-reset with screen, but that's it.
-Another thing I notice is that when I try to charge my artemis it takes longer then normal for the orange charging-light to light-up. Also after 10-15 seconds it starts to blink in stead of constant-lighting-up.
I'm running Artemis touch 4.02 with battery status on 201 mhz (was running 247 mhz until hard reset yesterday). Radiorom: 3.21.90. Accesoires: sandisk 8gb sdhc.
Who can help??? Will fitting a new display do the job?
What a coincidence, my screen also stopped functioning yesterday for several hours and I was forced to use mouse mode, until it just started working again but needed to be aligned several times over 20mins of use.
Today, same problem. It comes and goes, needs constant realigning...
I'll be doing some surgery again when I get home tomorrow, dunno about black spots yet.
I've just replaced the digitizer on it and I suspect a contact has come loose on the back of the LCD (I hope!).
Anybody else have any ideas?
so you think it's a problem of the display, rather then the main board or something like that? because I don't get a view on the display at all, only backlight.
I'm doubting on buying a new screen for about 40 US dollar. Would be sore if that didn't solve the problem.
p.s. took the artemis apart again yesterday: saw a minor damage on the display's connector. If that can cause all this, then a new screen would be the solution I think. But how does the connector get damaged???
FIXED
bought new screen. problem fixed.
Did you buy just the digitizer or the whole screen?
I think by buying the cheapest digitizer I could find is where I went wrong, looks like I'm shopping for another one...

Black screen after display unit replacement

Hi,
My HOX touchscreen was broken, the touch and everything was still working. I ordered a replacement lcd display Unit and replaced the complete display and touch. After replacement the screen is completely black but the phone still works. The touch buttons on the bottom still work and i can use the volume buttons. I replaced the lcd display unit very carefully and i am sure nothing is broken etc. So the touch is working but the screen is black. I tried 2 display units and both show me a black screen.
Does anyone know how to solve this problem? Did i forget to do something during the replacement?
Please, i need some help with this issue.
I`ve got the same problem. Have you found a solution?
XtR3m3R said:
I`ve got the same problem. Have you found a solution?
Click to expand...
Click to collapse
Yes, it seems that the display units from HOX are not all the same. You have to check with display flex you have and compare it with the one you have new. I tried an other display unit and it worked for me.
Now i have the same problem for my friends HTC One X. Were looking now for the right display unit..
Sam1991 said:
Yes, it seems that the display units from HOX are not all the same. You have to check with display flex you have and compare it with the one you have new. I tried an other display unit and it worked for me.
Now i have the same problem for my friends HTC One X. Were looking now for the right display unit..
Click to expand...
Click to collapse
I got both types of screen and none worked
help :crying:
Sam1991 said:
Hi,
My HOX touchscreen was broken, the touch and everything was still working. I ordered a replacement lcd display Unit and replaced the complete display and touch. After replacement the screen is completely black but the phone still works. The touch buttons on the bottom still work and i can use the volume buttons. I replaced the lcd display unit very carefully and i am sure nothing is broken etc. So the touch is working but the screen is black. I tried 2 display units and both show me a black screen.
Does anyone know how to solve this problem? Did i forget to do something during the replacement?
Please, i need some help with this issue.
Click to expand...
Click to collapse
Ive swapped a few screens over on the one x and x+, I find the screens don't show anything until the phone is soft reset by holding down the power and volume up button for around 10 seconds (until the lights flash several times and then the phone vibrates before booting).
I have also found that the motherboards do accept displays manufactured by different companies (sharp, sony, AUO.. etc) the soft reset is a required step. If an identical lcd is used there is no need to reset.
Hope this helps!

[Q] Sprint LG G2 - No Backlight !!

Hi There,
I bought a Spring LG G2 LS980 on ebay with an non-working backlight with cracked screen. At the moment, I thought that the screen was broken beyond the LCD and that replacing the Screen, LCD and Backlight it would work. So I bought a new screen and replaced it like any other G2, but now the phone turns on and sounds tell me the phone is working and responding to my touch, but I can't see anything! The status LED is my only indication if the phone is off, booting, on or charging. Is this a software issue or am I gonna have to replace more chips? Thanks,
Sincerely,
Sohaib
EDIT: So i did some testing around, and it seems like the flex assembly with the power buttons gets super hot when the phone is supposed to be on. When I press on the lower right contact between the screen and the assembly, the backlight flashes for a moment, so it looks like the connector is damaged. It is a hardware issue. Thanks,
-Sohaib
same situation
sabooakhte said:
Hi There,
I bought a Spring LG G2 LS980 on ebay with an non-working backlight with cracked screen. At the moment, I thought that the screen was broken beyond the LCD and that replacing the Screen, LCD and Backlight it would work. So I bought a new screen and replaced it like any other G2, but now the phone turns on and sounds tell me the phone is working and responding to my touch, but I can't see anything! The status LED is my only indication if the phone is off, booting, on or charging. Is this a software issue or am I gonna have to replace more chips? Thanks,
Sincerely,
Sohaib
EDIT: So i did some testing around, and it seems like the flex assembly with the power buttons gets super hot when the phone is supposed to be on. When I press on the lower right contact between the screen and the assembly, the backlight flashes for a moment, so it looks like the connector is damaged. It is a hardware issue. Thanks,
-Sohaib
Click to expand...
Click to collapse
hello ! i think im in same situation right now. can you help me about what parts you have replaced thank you!

LCD screen issue

I've quite recently replaced the screen on my device yet the same issue in the images occurred as when it first went. I left it off for a couple of days. Turned it back on and is working again however there are very fine Black horizontal lines through the screen and the back light dims and brightens when using the touch screen. Any help is greatly appreciated
|Sent from the bowels of my crypt|
traumatism said:
I've quite recently replaced the screen on my device yet the same issue in the images occurred as when it first went. I left it off for a couple of days. Turned it back on and is working again however there are very fine Black horizontal lines through the screen and the back light dims and brightens when using the touch screen. Any help is greatly appreciated
|Sent from the bowels of my crypt|
Click to expand...
Click to collapse
I assume you reflashed your phone the first time (loaded a fresh ROM). If so, it might be an issue with the screen. I know you already replaced it, but the issue might be with the screen connector cable.
dyczone said:
I assume you reflashed your phone the first time (loaded a fresh ROM). If so, it might be an issue with the screen. I know you already replaced it, but the issue might be with the screen connector cable.
Click to expand...
Click to collapse
All sorted. It was not only the screen but the flexi-cable ribbon. it was quite worn so I purchased another piece for it and hey presto. its all working. well...apart from the fact ive somehow broken the power switch so need to get a replacement for that somehow. fortunately i have the bugged recovery so i can boot my phone by plugging it into a charge cable to get it to boot.

HTC 10 Half of Display Not Working After Screen Replacement

The battery on my HTC 10 was completely shot and needed to be replaced. I'm a careful person by nature and this being my first phone repair, I bought an extra screen just in case something happened getting it apart. Followed a guide by jerryrigeverything on how to take apart the phone, got the battery replaced, everything seemed to go smoothly. When I went to test the display before screwing everything together, the new screen I installed lit up, but the right half of the display only showed as a repeating segment from the middle of the screen. Thinking the connector was loose, I disconnected and reconnected the display and made sure everything was tight: same problem. I reinstalled the original display, which I made sure had worked after cutting through the adhesive before I disconnected it, and now the old display is also showing the same issue.
The touch screen on the broken side of the display still works, I'm able to type PIN numbers and whatnot even though I can't see them properly. Only thing I can think of is maybe the connection actually got some debris or something inside of it? I don't think I damaged anything, as I was super careful, but it was also my first time opening up a phone.
Sorry for the inefficiently worded post. Any help would be really appreciated.
Did you resolve this?
I have exactly the same issue you describe after my screen replacement (with two new screens) Believing the first was a dud.
I have done many screens/batteries on my m7, m8's previously never having a problem.
I'm currently back to running my M8 and miss my 10!
Anyone reading this and has any suggestions they are all welcome!!
Thank you in advance
Exactly the same issue this guy has
https://youtu.be/RpdCuMiTOn8
I'm now wondering if it is just bad aftermarket screens?
Has anyone else replaced their screen successfully, if so where did you get the screen?
Thanks Rory
I have been having the same problem. I just tested screen number 4 that has the same exact problem. Is there a specific brand that is known to test well?
I dropped my 10 in water at work...believe it was a salty water at that. It stopped working completely. I opened the phone to check the internal components for damage and I broke the LCD doing so. I replaced the battery and the screen at almost the same time. I think it may have been a week or two apart.
The battery is still working. The screen worked initially but the phone kept getting really hot and the heat kills the phone. I tried keeping it cool at all times which kept it operational. It hasn't been activated since I quickly replaced the phone with another of my lines upgrades. I went back to the phone to check it out and try using it as a replacement for my daughter but the screen no longer works.
The battery charges just fine...the led light indicates that well. I've tried reinstalling it several times with no success getting the screen working again. I tried the original screen to check and I could see light and it was responding but its not usable so I'm stuck with a phone that has a new non-working display. I think the brand was called DIYRepair or similar.
If anyone has encountered this and has advice...I'd be happy to try anything.

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