[Q] Nexus 4 trouble .Help me out !! - Nexus 4 Q&A, Help & Troubleshooting

Hello guys !!
My Nexus 4 started acting weird all of a sudden . I don't remember dropping it down . I tried searching for troubleshooting videos but i didnt figure any having the exact problem as mine. The problem is display - digitizer based , but wanted some help from the seniors .
1) Bottom half of the screen does not respond to touch . This way i am not able to unlock the pattern. Initially it was just the soft keys which wouldnt work . So i disabled the soft keys and installed a LMT launcher , since the bottom dead space didn't really hurt touch usage. Now the dead area has spread upwards .Now this makes me wonder , the screen hasn't broken . The dead area is spreading like a disease.
Attached an amateur clip for ur assistance.
watch?v=GE6cr1qjSPA
2) Lot of ghost touches if u can call it that. the screen keeps scrolling and touches and random spots automatically .
Clip attached watch?v=SGXFwzFNfuk
what do u guys think the problem is .

sadik sheik said:
Hello guys !!
My Nexus 4 started acting weird all of a sudden . I don't remember dropping it down . I tried searching for troubleshooting videos but i didnt figure any having the exact problem as mine. The problem is display - digitizer based , but wanted some help from the seniors .
1) Bottom half of the screen does not respond to touch . This way i am not able to unlock the pattern. Initially it was just the soft keys which wouldnt work . So i disabled the soft keys and installed a LMT launcher , since the bottom dead space didn't really hurt touch usage. Now the dead area has spread upwards .Now this makes me wonder , the screen hasn't broken . The dead area is spreading like a disease.
Attached an amateur clip for ur assistance.
watch?v=GE6cr1qjSPA
2) Lot of ghost touches if u can call it that. the screen keeps scrolling and touches and random spots automatically .
Clip attached watch?v=SGXFwzFNfuk
what do u guys think the problem is .
Click to expand...
Click to collapse
Seems like a hardware problem. I suggest you RMA it if you can.

some doubts for rma
I live in India . The phone is bought from USA !
Will i need the bill before i send it ?
The bootloader is unlocked !! will it be a problem ! It has to be in warranty right .

sadik sheik said:
some doubts for rma
I live in India . The phone is bought from USA !
Will i need the bill before i send it ?
The bootloader is unlocked !! will it be a problem ! It has to be in warranty right .
Click to expand...
Click to collapse
unroot, flash back stock rom and relock the bootloader.

If you paid cash. Not getting RMA without warranty papers and or depends on your protection plan if you even have one. Its safer to send back unrooted. But I do believe your mapping and touch sensors are fried via digitizer.
Sent from my Nexus 4 using xda premium

Related

touch HD can`t align screen ?!

the cursor moves but putting me back to align again.
does someone can give me : [HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\TOUCH]
"CalibrationData"=",,,,, "
Thx
My device has the following settings 516,534189,886196,192833,189836,887
But these are individual settings. To my mind you have to align for your own.
Are you sure you did it with the key? i have heard from ppl using their finger to align
Jahassie80 said:
the cursor moves but putting me back to align again.
does someone can give me : [HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\TOUCH]
"CalibrationData"=",,,,, "
Thx
Click to expand...
Click to collapse
tnx for your reply.
Cant align at all even with a stylus or finger
tried your settings tho, doesnt work. strange isnt it .
Well damm Touch hd .
align screen
I had the same problem but found I wasn't holding the stylus long enough on the cursor. You need to press quite hard and longer than a tap.
Sounds like your Digitizer is broken. This same problem (alignment loop) happened to my Dell Axim X50v a few years back.
The digitizer is what overlays the LCD screen to enable the touchscreen functionality, they can go faulty.
I replaced mine myself on my Axim, but I wouldn't void your warranty on your Touch HD, get it repaired by HTC as it will be covered by your warranty.
had exactly the same problem with my first one, was like that the day I received it.
I just got it replaced straight away no worries.
tnx for the reply`s
Still doesnt works.
pfffff It did work before tho.tried to edit the calibrationdata but it seems not to reply to that.also tried different roms.offcourse I made the welcome.not file in the sdroot.
Why?? Why???? ((((
made a new friend tho Mymobiler for messaging
can more people give their calibrationdata ???
I have noticed that every rom has his own data.
Tnx
What use is there in getting other peoples calibration data when you have a broken digitizer? Just send it in for repair, or get it replaced if you haven't had it very long.
your a right , always having the focus to fix stuff its a habbit.
Sending it out for repair tho .
Thnxxxx

the touch screen not work anymore :(((

hello guys
i have serious problem . my touch screen is not working anymore
from 2 months i dropped mu phone down and after that the touch become not accurate place ( some times i toch in one place and the phone activate another icon about 1 cm far from my touch ) but after 3 days its become normal again . but now the touch screen its not working at all
i dont know what happened and what is the broplem and haw i can fix it .
any help is appreciated
sorry for the long text
bikaso said:
hello guys
i have serious problem . my touch screen is not working anymore
from 2 months i dropped mu phone down and after that the touch become not accurate place ( some times i toch in one place and the phone activate another icon about 1 cm far from my touch ) but after 3 days its become normal again . but now the touch screen its not working at all
i dont know what happened and what is the broplem and haw i can fix it .
any help is appreciated
sorry for the long text
Click to expand...
Click to collapse
Sounds a lot like you may need a new screen/digitizer. Does any rings appear on screen, i.e. newton rings?
no , no rings appear on screen
but i feel that the digitizer is little bit up from the lift side thats it
this is matter??
thanks for ur replay
bikaso said:
hello guys
i have serious problem . my touch screen is not working anymore
from 2 months i dropped mu phone down and after that the touch become not accurate place ( some times i toch in one place and the phone activate another icon about 1 cm far from my touch ) but after 3 days its become normal again . but now the touch screen its not working at all
i dont know what happened and what is the broplem and haw i can fix it .
any help is appreciated
sorry for the long text
Click to expand...
Click to collapse
Sounds like the datacabel has been broken... or it moved a little bit which causes the troubles.
I think now it moved to fare so no data gets to the phone.
If you know how, try to open it in order to check the connection.
Let me know if you got it or have questions.
(I hope you understand my english) Otherwise i´m going to say it other words.)
asdfasdf12323 said:
Sounds like the datacabel has been broken... or it moved a little bit which causes the troubles.
I think now it moved to fare so no data gets to the phone.
If you know how, try to open it in order to check the connection.
Let me know if you got it or have questions.
(I hope you understand my english) Otherwise i´m going to say it other words.)
Click to expand...
Click to collapse
yes i can understand u v.good
u know my english is not good then if yours is not good and mine also >>> then we can understand each others j/k
i understand what u mean but i dont know where is this cable and haw i can open the phone and reach it .. if u have image or something i can know from it haw this cable looks like it will be great ..
anyway thanks alot for ur help and if u can answer me for this question this will be great
Hehe, thats good!
As i didn´t open mine yet i have no pictures nor could find any on internet. But when you know how to open the phone (the screws on the back) you might be able to fix it by checking the cabel. Befor doing this take a look how the cabel looks like (ebay offers them) So you know where to look at. If your unsure how to do it aske someone to do it.
btw you aren´t form germany, are you? In case you are i could offer you to take a look at it or maybe also fix it.
asdfasdf12323 said:
Hehe, thats good!
As i didn´t open mine yet i have no pictures nor could find any on internet. But when you know how to open the phone (the screws on the back) you might be able to fix it by checking the cabel. Befor doing this take a look how the cabel looks like (ebay offers them) So you know where to look at. If your unsure how to do it aske someone to do it.
btw you aren´t form germany, are you? In case you are i could offer you to take a look at it or maybe also fix it.
Click to expand...
Click to collapse
thanks man v. much , no i'm from egypt . i like ur country
anyway i will try to find this screw driver and then i will start to open it .
but anyway u dont think its from the digitizer ????? right?
If there arent any bigger scratch i don´t think so. because it would cause, that nothing would work at all but you said it did a couple of times although it was a bit wrong.
The other thing is, that i canßt imagine that the Hardware (the board) is broken because this normaly cause bigger damage and could easly effect the other chips and functions on you phone.
This leads me to my conclusion that the data cabel might be broken or isn´t anymore plugged in.
Please sent some sunshine to germany. I could need some between all the ice and snow ;-)
yeah , i have alot of it here more sunshine and more hot
yes now i can understand . u r right . what u said is logic , i will start on it and i will let u know .
thanks alot man i really appreciate that much, seems like i have new friend

touch screen is not working :((((((

hello guys
i have problem on my touch hd, first i drop it. second the touch become not in the same place and its happened again and now its not working at all and after along time of trying i found that the digitizer is can be removed totally from the phone and i need to press hard in the west top of the phone to make the touch work and some of my friend told me that this is the digitizer is gone and u need to get another one and i found many on ebay but all of them has yellow part at the back . i dont know haw to fix it and also i dont know what is the yellow part is is this the data cable??? and haw to fix it
thanks guys for lessening and any help is appreciated
bikaso said:
hello guys
i have problem on my touch hd, first i drop it. second the touch become not in the same place and its happened again and now its not working at all and after along time of trying i found that the digitizer is can be removed totally from the phone and i need to press hard in the west top of the phone to make the touch work and some of my friend told me that this is the digitizer is gone and u need to get another one and i found many on ebay but all of them has yellow part at the back . i dont know haw to fix it and also i dont know what is the yellow part is is this the data cable??? and haw to fix it
thanks guys for lessening and any help is appreciated
Click to expand...
Click to collapse
This my be helpful :
http://forum.xda-developers.com/showthread.php?t=596665

hd2 touchscreen not working well

Hi all !
SOrry if I have opened a new thread , I have red that this is a common problem anyway basically my touchscreen isn't working welll anymore, sometimes it works sometimes not. I think that the touchscreen connectors on the motherboard got too hot during android usage and the melted. My hd2 is out of warranty and got repared it cost me a lot, is there anyway to open it and restore the connection ?!? I know that there is a tutorial video to disassemble the entire phone !
Also I have noted that if I make some pressure on the physical key the touch cames back working
Android is not the cause... But I suggest you have someone with good knowledge in repairing touch screen phone.
HTC HD2 Miui 1.7.8
[email protected]
kompheak said:
Android is not the cause... But I suggest you have someone with good knowledge in repairing touch screen phone.
HTC HD2 Miui 1.7.8
[email protected]
Click to expand...
Click to collapse
yeah I suppose that the cause is too much hot on the bottom of the phone..
what is this e-mail for ?!?
Ignore the email... It's a signature thing I set up... I need to remove it
HTC HD2 Miui 1.7.8
[email protected]
well I have contacted the HTC UK assistence ( I got my phone on ebay ..) and they said the phone is still on warranty. ANyway they said me that if the found that the failure is caused by me they will ask me to pay etc, do you think that this failure could be considered user damage ?!?
light_n_roses said:
well I have contacted the HTC UK assistence ( I got my phone on ebay ..) and they said the phone is still on warranty. ANyway they said me that if the found that the failure is caused by me they will ask me to pay etc, do you think that this failure could be considered user damage ?!?
Click to expand...
Click to collapse
look at the back 2 water indicators, are they white?
Does the phone have dents or look like it's been dropped?
no there aren't any dent either the phone hasn't been into waters, actually I have seen just one white circle sticker under the batter cover and yes it's white..
My concern was about the digitizer because I have pressed preatty hard this morning in order to have touch work ( if I press on the physical key the tocuh start working again...) abyway I have done it just 2 times so I shouldn't have broken it...

Random Clicks

Hello Everyone!
Long time now, i have an issue with the Touchscreen of my MB526. From time to time it generates random clicks ... if i then send it to standby and wake it up, everything is fine again. I thought it may be a hardware-problem or a problem with the custom roms around, but when i posted this issue today on the Defy-Facebook-Group, i found someone with the same issue on the stock unrooted 231 Rom (BL7). The Same BL as mine ...
So may be, that there is an unidentified bug in our mobiles? may be some driver problem? Or is it an hardware-issue like the speaker of the MB525, that affects more users?
Maybe some of the Rom-Devs could try to find something related to the Wake-Up precedure what resets the touchscreen and clears this issue?
We need some help here ...
EDIT: There is now one more on the Facebook-Group with the same issue but on a MB525 ... so it's Defy in general and not only Defy+ ...
The same problem here
First of all thanks for addressing this problem. I thought i was the only one.
Ok so I'm currently on W.R.1.7, Defy mb525
And i experience the same problem. random touches and to reset it i have to lock my screen and switch it on again.
I haven't (and wont do till 5 more months) tried this on other roms. but it always starts after 1 week of installing wr 1.7.
I flashed the rom again thinking that it will solve the problems (this and batterry drops) it did but after a week it was back!
:crying:
Had that just today, for the first time.
Was playing Hill Climb Racing, when suddenly the gas pedal (on screen touch area) got stuck, then flickered irregularily 3 or 4 times a second for like 15 seconds. My defy didn't register the back button or the home button during that time. Switching off and on helped. It happened again like a minute later, but not as long. Didn't happen again since then, but if it does in another app I'll report back.
There is no demo function in Hill Climb Racer as far as I know, so the pressed gas pedal could only have originated from the touchsceen / driver side, not from faulty code in the game.
My Defy, MB525 (Green), has 2 years old and I have this issue since always, I didn´t use my warranty because I've rooted since i bought it, but just happens sometimes (the same issue on stock 2.1, stock 2.2, MIUI, CM7, CM9, CM10...).
OK, so this themes to be an issue that affects more than just a few users ...
there was a guy in the facebook group, that reported, that he had this issue to, but it stoped since he used a screen protector ... so this may solve this issue ... but i think this is not all ... The screen is (for sure) not designed to be only useable with an screen protector
and because of the Lockscreen / Wake up solve, this is not happening due to dirt on the display or something i think ...
would be nice, if some dev could answer this post, so we would know, that we are not alone and may maybe get some help in some time ...
@ MadMooney ... i also found this annoying in Hill Climb Racing It's exactly the gas-Pedal that is "locked" then .. bit it happend in other apps (by writing an sms fpr example) to ... so it may be some fingerpoint that we both have exactly the same issue with the same game and the same affected screen area ...
DJ_Synergy said:
OK, so this themes to be an issue that affects more than just a few users ...
there was a guy in the facebook group, that reported, that he had this issue to, but it stoped since he used a screen protector ... so this may solve this issue ... but i think this is not all ... The screen is (for sure) not designed to be only useable with an screen protector
Click to expand...
Click to collapse
Even i use a screen protector (Amzer one) but that doesn't help in solving the ghostly touch problem..
Its definitely a software issue
Sent from my MB526 using xda app-developers app
I have the same problem with mine, i thought it was because since 6 months back i totally cracked my screen and havent changed it because it still works as it should except looking terrible. What i have noticed thou is that i can absolutely not use my phone while charging it because that will to a 100% result in my screen going wild
I am also facing this issue. I mildly heat the screen using heater the problem solve for one or two weeks then It again appear. I found another thing that this issue may solve if press the right side of speaker hardly. Please try these and report
Sent from my MB526 using Tapatalk 2
Same here. It happens when my screen is a bit oily so if I clean it it doesn't do it anymore.
Happens to me too, exactly as OP said, Bayer MB525
Happend with CM7.2 and CM10, I don't remember having this in stock Froyo 2.2.1
EDIT: Things that make it happens more often:
1. Any kind of liquid over screen (mainly water)
2. While connected to an USB
WOW ... such a mass of users with the same issue ... and no one ever told that before?!
OK, so we are facing an big issue with all roms and all kinds of devices / displays ... so maybe it is a driver problem, beacause it is solved if you turn screen of and wake up again ...
the issue with the charger is named here too ... i also had this problem ... with low battery and charger the screen reacts like an resistive touchscreen, not like an capacitive ... maybe these are all the same issue ...
No dev here, that can pick this thing up and have a look at it?
DJ_Synergy said:
@ MadMooney ... i also found this annoying in Hill Climb Racing It's exactly the gas-Pedal that is "locked" then .. bit it happend in other apps (by writing an sms fpr example) to ... so it may be some fingerpoint that we both have exactly the same issue with the same game and the same affected screen area ...
Click to expand...
Click to collapse
Then let me add that right when it happend, i saw a tiny sweat droplet on the screen. I wiped it away instantly, but the effect stayed for another couple of seconds. Might really be that the touchscreen/driver-combo gets temporarily overloaded from the continuously moist spot.
I had that effect on other phones too, always capacitive screens. If that's all there is to it, there's probably not much we can do about it to solve it other than to make the driver less sensitive, but that would be a bad thing, if you ask me. I like that it reacts at the lightest touch.
Yeah, it reacts fine. But the idea of overload is nice ... Maybe it could be solved by setting up the Multi-Touch-Points to 5 e.g. ???
I think we need an update zip from our great developers to reduce the sensitivity of our touch screen especially for those who realy suffering due to this defect. We can find lot of topics regarding this issue in various headings like !My phone become crazy, touch screen malfunction etc! In QA section
Sent from my MB526 using Tapatalk 2
Yeah, for sure .. but if there is no dev reading this posts, there won't be any zips ...
and with the xda-board-rules you can't open a thread for that in the Dev-Section -.-
So ... we will be alone thanks to the admins and the board rules, cause no dev will read the Q&A Section ...
My phone Defy+:
I had this issue on cm7.2 tried following solution but none of them works.
1) Changed to cm10 thought it might be Rom issue but no i have ghost touch on cm10 too.
2) I applied screen guard to see if it wrks but not it does not wrk i still have ghost touch.
P.S. While charging the phone GT disappears.
Try to heat ur touch screen lightly using a hair drier
Sent from my MB526 using Tapatalk 2

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