Touch screen problem - 8125, K-JAM, P4300, MDA Vario General

I have serious problem with my o2 xda mini s pda.
After I buy this pda touch screen work perfectly but after few uses touch screen stop work or work sporadically in landscape. I started to seatch for a sollution. I found that the flex cable can be damaged for long time use but in addiotion the all screen can stop work correctly after dagmage this flex cable (my screen work good - no trail or something).
Now the touch screen stop response for any touch (potrair or landscape).
My question is what can i do ? Can anybody tell me what is the faulty part (flex cable or touch layer) ? Maybe there is other option...
Sorry for my english

Related

Touch only works in portrait mode

Hi, i have quite a strange problem. On my MDA vario the touch screen only registers touch when the phone is closed. As soon as i start to slide it open (before the screen turns to landscape) the touch registration already stops working.
I've already tried different roms, and currently use Windows Mobile 6.1, but it doesn't really seem to help.
Any ideas on how to fix this?
Thanks,
Steven
The ribbon touchscreen ribbon cable could be damaged or has partially came of the board.
you will need to dismantle the phone and check the cable, note that its soldered and can be tricky to resolder.

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

touchscreen not working when slide open

Hi,
My touchscreen stops working when I slide it open. does anyone know what the problem could be?
could it be in the slider? the LCD? or the touchscreen part?
everything works in vertical mode.
thanks
I know the cable for the keyboard can come loose, maybe the cable for the touch screen is loose also?

[Q] Touch Screen problem

Hello, I had changed the glass touch screen my B92m because it was broken.
Everything went well except that I met a big problem with touch screen: it does not react as I did not disconnect the connector from coonector and immediately reconnects. (operation that takes half a second)
Having done this, it works well!
But as soon as the screen is put to sleep or I extinguishes the phone over reaction of the touch screen ...
POWER and HOME buttons still work, but the touch screen does not react.
Is there a driver or additional driver to install the ROM?
I do not understand where the problem is.
Could you help me?
Thank you in advance,
Terry
touch screen
Hi there. How did you resole your problem? Im also gising though that problem

Problem with Touch sensitivity while phone is lying

Hi
I have big issue with my phone. When my phone is lying (on bed/table etc) screen touch sensitivity us terrible in upper part of screen... sometimes recognize touch, sometime not.
When I pick up phone - it's much much better.
I'll add info- I have glass protector from beggining
psycho144 said:
Hi
I have big issue with my phone. When my phone is lying (on bed/table etc) screen touch sensitivity us terrible in upper part of screen... sometimes recognize touch, sometime not.
When I pick up phone - it's much much better.
I'll add info- I have glass protector from beggining
Click to expand...
Click to collapse
i dont understand very well your problem .. your screen is not working right some times? thats the problem?
Yes - only when phone is lying (horizontaly)
I've found other thing... When I plug charger to phone - there is no problem
I face it with tempered glass on... Remove your tempered glass and you will be fine
Yes I would suggest the same solution.. but it doesn't make any sense, the tempered glass might doesn't fit well, but why when you plug the charger the screen response perfectly, I don't get it.
i took off the glass - it's fine, but when i set up new tempered glass on screen - the problem came back...
Phone is charging - touch sensitivity is fine
Phone is not charging - touch sensitivity is poor (in upper part of screen)
As you noticed - when there is power / phone is charging - everything is fine... so it's probably not normal
====EDIT====
"BETTER" INFO - touch works perfectly - when usb-c cable is pluged in
i don't need to plugin cable to charger for better touch screen....
====EDIT2====
same thing when i plug headphones to minijack port - no issue with touch screen.
WEIIIRD

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