How to fix a not working touchscreen (Tinji i9300) - General Questions and Answers

Hi,
Could you please help me on how can we fix broken touchscreens? I'm using Tinji (Tianji i9300 s3 clone) mt6577 phone. My Einstien brain managed to cut the flex cable to touchscreen and its now not responding at all. I'm using Tinji i9300 mt6577 chinese phone.
Initially, the screen did not respond on the right and left wing where I was struggling to even unlock it.. Thought of opening the cell and reassembling it myself looking at various forums feedbacks mentioned here. I opened the cell apart but before I could realize that the flex connection touchscreen, I already had broken it and now the touchscreen does not respond at all. Dead as stone!!
Is there a way to fix it. Request your help plz. Thanks.

buy a new one. those digitizers are not that expensive and getting a new one is easier than soldering a flex cable. trust me, i tried it myself on a cannoo.

Chrizzly92 said:
buy a new one. those digitizers are not that expensive and getting a new one is easier than soldering a flex cable. trust me, i tried it myself on a cannoo.
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Thanks Chrizz,
Phew!! atleast I have someone hearing me on these forums.. Thanks a ton for your reply..
Request you to please guide me from where do we get these digitizers? are they screen specific as in 4.7 inch or CPU specific as in mt6577 specific? Or will normal digitizer work? Thanks.

Help
Good evening,
I have same problem with my i9300 Tianji, you can tell how you solved your problem.
If you bought a touch screen where you purchased
Best Regards
Raul Martins.

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I saw few people talking about digitizer replacement on old devices. This discussion about newer devices like Touch Pro2. I have a device which has working LCD but problem seems to be with its touch senstivity. Its not supporting touch on the screen, which as per the original user is a problem of digitizer. He fell the device & got this problem.
May I know if it is a problem of digitizer since everything works completely, all hardware buttons & everything but touch support.
Can you plz help me in this problem, I got the digitizer but dont know how to put it & make the device working.
Any technical help would be highly appreciated.
Sunny
bump, lolz, seems you guyz are also answer less like me.
Anyone tried disassembling such high end device? or has anyone tried replacing digitizer on his or her end?
I wish to help others in case I get a small bit of information about their personal experience.

GT-P5100 no backlicgt after water damage.

I dunno if this is the right place to ask help but i got this galaxy tab 2 10.1 and there's no backlight after water damage.
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FuLLi said:
I dunno if this is the right place to ask help but i got this galaxy tab 2 10.1 and there's no backlight after water damage.
Is there someone who have repaired this kind of problem earlier with the same symptoms? Do you know which chip is the led driver and is where can i buy one?
Thanks.
Click to expand...
Click to collapse
I am also having a hard time finding info regarding the backlight repair on this unit. Please keep me posted if you find anything and I will return the courtesy The XDA community seems to know everything about everything digital.

Lenovo A820 Replaced digitizer, not working.

Hi,
The touchscreen digitizer on my Lenovo A820 was broken so I bought a new one and installed it. Removal was a bit difficult since my touchscreen had many cracks. Anyways, I managed to replace it with the new one without any issues. But it's not responding at all! All the physical buttons work but the touchscreen just doesn't respond. What do I do now? Is this a kernel issue? I use a modified ROM. Please help me guys. I never thought things would go this way.
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it is the digitizer
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[Q] What is this

At first hello everybody, think this is my first post @ the forum. I just bought a broken Oneplus one from Ebay. The touchscreen isn't working at all. Now I tested the screen on a different phone and it is working. So the problem is at the motherboard. I just inspected the motherboard and there is one small thing broken/missing. I think the previous owner did it to disconnect the digitizer cable. Can somebody tell me what this is?
it would help posting a pic with more than five pixels
Need a better quality pic bro
Hopefully this is better. It's very difficult to get the picture sharp.

[Completed] Quick Question Can you replace a Samsung S5 G900I digitizer with a G900F digizer?

Okay so I smashed up my S5 the other day pretty badly and now I plan on repairing it.
The glass is smashed and the digitizer is broken but it makes the boot noise and google now works as well as s-voice so I think that after the digitizer has been replaced it should work. I've tried to view the screen through a computer using adb with usb but I don't think usb debugging was enabled because it didn't work. If anyone has any ideas on a way I can check that it will work after I replace the screen that would be great.
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Any help is much appreciated and if this has been posted before then could someone link me to it please because I've done some searching but haven't found this question. If there's any other info that I've left out just say
Dry Bones said:
From my searching it seems they have the same screen specs.
and most of the other Galaxy S 5 digitizers from the G900 series are universal. The difference between these two phones are the LTE speeds.
If you have a low budget I wouldn't recommend risking it due to lack of information, but if you have 120$ you're willing to blow, go ahead, and if it works well now we know it works and other people with this problem can use this thread a reference. I hope this helps!
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Thanks for clearing that up, I'll probably end up trying to repair it because I loved that phone. I'll post back if I do.

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