Hardware issue - touch screen - Touch Dual, MDA Touch Plus General

I just replaced my digitizer today (bought the handset from ebay - faulty touch screen). After replacing my digitizer, my touch screen still doesnt work, even after hard reset - when asking to 'tap screen to set up device' it wont respond to any taps.
Any ideas ?

Same here. Digitizer replaced but touch screen still not responding. Im afraid that problem is in motherboard
Any one any sugestion?? Phone is not under waranty any more.

Related

Screen alignement PROBLEM !!!

Hi there,
i have problem with screen alignment after I dismanteled my trinity and cleaned it because it was all dusty.
After putting everything together my screen was not aligned. I tried to align but it just kept asking me to align forever.
I did dismateled it again and put together, flashed rom again but it is the same...
Anybody having any idea ? please...
New digitizer ...
it seams that only solution is new digitizer..
so I ma waiting for it, hope it comes fast...
Hello,
I broke my screen (only digitizer) and bought an replacement. After replacement i could not align my screen. When i touch the first cross, nothing happens. i had to soft reset the phone to bypass the alignment. The screen 'works' that means that it responds to touch, only is misaligned.
What is your experience with the new digitizer?
Arjan
Fixed the alignment problem. FtouchFlo was interfering with the screen alignment. After stopping FtouchFlo i could align it just fine. Screen is working with the new digitiser

Advice after touch screen no more work

Hi,
The touch screen of my HTC elf doesn't work anymore.
I am going to order some parts to change the digitizer myself and also the casing to make it look a little newer.
Anyway, I'd like to understand how the touch functionality works exactly. Is it a pressure on the digitizer itself that make a "touch" or is it a pressure on the digitizer that press the screen and this action make a "touch" ?
When I power my disassemble Elf, a pressure on the screen itself doesn't do anything....
I'd like to know if I need to order a screen as well
Hi,
just replaced my own elf's digitizer a month ago... and the phone is like new.
To answer your question it's the digitizer that reads pressure and sends the data to the system (if you already disassembled it you should have noticed a flat cable that connects the digitizer to the board).
So if the screen on your elf is working you should solve the problem by replacing only the digitizer.
You rock, I order now

LCD & digitizer problem

This is my first post here and though i read similar posts on this subject i would
like to read your opinions on this one.
I accidentally dropped some water on my touch hd and my display got damaged.The phone worked fine and so did the digitizer but the problem was that the backlight of the display was dead.At some point the backlight turned on but when i tried to input the unlock code it turned off right away (did this several times).I knew that i should replace the lcd (and the digitizer just in case).
I bought the lcd and the digitizer seperately and i managed to assemble the phone back using the service manual.Since then when i turn the phone on I hear the starting sound,i get the vibration then after a while the screen with no backlight again displays the "tap here to configure your phone" screen (after the hard reset),when i tap i get no response.
I checked the connections many times and i also used a second digitizer with no success.
Is there a possibility flashing a new ROM will solve the problem?
If so is there a way of flashing a ROM when the phone's screen is not usable?
Waiting for your precious opinions/suggestions/knowledge
Thanks in advance.
Hello,
Flashing the ROM won't solve an obviously hardware problem.
If you changed the LCD and still have no backlight, then either you bought a defective screen, or the problem is elsewhere, maybe on the main electronic board... Which would be bad news.
BTW, I wanted to change the digitizer in the apst years, but its not provided with the glue, so I had to buy a whole assembled screen + digitizer.
How did you manage to glue the digitizer on the screen ?
I aligned the screen with the digitizer and then i used small pieces of a special thin and trasparent tape to hold it in place.The tape holds the screen tight and it is barely visible, it also has the advantage that you can seperate the lcd and digitizer anytime you want with ease (though you have to be very delicate when applying it to get a good result)
I asked for a replacement of the defective lcd and i hope i will get a new one.

[Q] Replaced lcd digitizer not working

Hi
I have broken the screen of lenovo A3000.
I had replaced the touch screen but the touch screen is not working.
The broken touch screen works perfectly.
There is no loose connection. I tried again and again.
Is it because of driver problem or is it because the new touch screen is faulty?
The touch screen seller agreed to send me a new one. But until it arrives, I want to confirm source of problem.
Please help.
Thanks in advance

[Q] Replaced cracked LCD w OEM font assembly touch does not work

I have a Samsung Galaxy S4 ATT i337 with a cracked LCD. I first tried replacing the LCD with a new LCD/touch digitizer, the screen would work but the screen would not register touch. I returned it. I have also tried two OEM front assemblies which presented the same issue, screen works but touch does not. So the screen, and the capacitive buttons work, but the screen touch does not . I have performed a factory reset to no avail. Any ideas, suggestions?
Thanks in advance

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