[Q] Fix proximity sensor - Sony Xperia M

Hi everyone. In 4.3 update Sony screw up proximity sensor. It's possible to fix it? It's very slow on sunny day.

Did it work in 4.1? To confirm if it doesn't really work, try going to Service Menu by typing *#*#7378423#*#* in Phone then go to Service Tests, then Proximity Sensor. If it says "Detected" when swiping over the sensor, then there's no problem. Then if not, try reflashing the ROM. If it still doesn't work, maybe the problem's in the hardware. It might be better to return it to a service center.

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[Q] Proximity sensor problem(?)- can flashing a ROM solve it?

Hi,
I've searched high and wide for a solution (other than sending it back to Motofailure repair) and am failing at finding one so far. So I'm hoping I can get some help from here.
So, this is the situation: I make a call, screen instantly turns dark and will only light up again when I press on the area where the light (&) proximity sensor is.
I've already tried the following.
1.) Done a factory reset (3x) - with mem card, with reformatted mem card, w/o mem card.
2.) Clearing the dust on the earpiece hole using an air duster.
3.) There were times that I worked properly after I've uninstalled apps but the issue came about again after a couple of tries.
So, now I'm thinking that I might want to root my Defy to set things right. I'm quite familiar with RSD Lite as I've used it before on my RAZR2 V8.
A bit of background: I bought my Defy on pre-order so this is one of the earlier models. I had the earpiece problem and sent it to Motofailure repair and the whole process took a month (32 days to be exact - long story. I'm avoiding having to send this PoS back. They updated the software when I got it back.
As far as I can recall, I didn't had this problem before the earpiece problem. And I'm thinking it might be a software problem hence I'm now looking at a solution by rooting and flashing the ROM with an original one.
I have no way of finding out (as far as I know) whether this is a hardware problem (hence hesitating to have it sent back to Motofailure repair).
What I've also observed is that when there is direct bright light, it works normally but when its dim, then the problem appears.
I don't have any screen protectors, just so you know.
Can anyone advise me on what to do?
During a call proximity sensor is activated to turn off the screen at the moment it detects proximity and asumes you are using the phone against your hear, so it turns off screen to save energy.
I think you might have some app installed in your phone, using and reversing the sensor status so it detects proximity when there isnt, and viceversa
You might want to try removing apps using that sensor and see if problem gets solved, there is also an app in the masket called sanity; which makes extensive use of proximity sensor for vaqrious things, and have an option to reverse proximity sensor, you might want to try it and see if problem gets fixed.
You might try this things: remove apps using proximity sensor, test phone. Deactivate in pocket detection; test phone, and install sainity, test phone, install a new rom?
If speaker is bigger than original one, or there was an assembly error, light/proximity sensor won't fit into right place.
I've seen such reports and you can't do anything unless you open up thing and check the problem, but you haven't seen the right assembly so you may not know the right place.
Are you using any screen protector? I know some screen protectors cause this problem.
Edit: Nevermind, I see that you're not using any.
how to calibrate the proximity sensor?
My new defy 's proximity sensor seems cannot work correctly,when i making a call ,the screen shut off immediately,and the screen could not light on by any key,but when i touch the proximity sensor with my finger,the screen may be light on!
so i download a app to test the proximity sensor which name's"Android sensor data",this app fingue out the state of proximity sensor,"near" or "far",sometimes I just passing my finger over the proximity sensor, the reading will show 'near' and then remain 'near' even when my finger is moved away!
Can anyone else help me to calibrate the proximity sensor?google told me some android phone can do this ,such as htc, zte etc.
goole tell me android phone have some standard testcode,such as *#*#4636#*#* can show the phone statue,it works correstly in Defy,*#*#0588#*#* test the proximity sensor ,but it doesn't work in defy!!!
I don't think this issue could be solved trough software tweaks. Chances are this is a hardware problem. Maybe you should contact the Motorola support.
try disabling in-pocket detection
have the same problem. it started 2 days ago. Im using CM7. It just turns dark and wont wake up unless someone else is calling me. Just got it tested, and when i cover the sensor with my finger it says 0cm distance for long time.
I've tried data wipe and similar, but nothing helped so far.
EDIT: I've just tried wiping the place where proximity sensor is with some soft cloth and alcohol and for the time being, it works. O.O
Could Wipe Dalvik help?

Desire Proximity Sensor Problem

Hello. My Desire have problem.
Proximity sensor don't work correctly.
When I call somebody, my screen off (black) at once.
I download program "Proximity Sensor Finder" and I found out that phone always think that distance between "sensor - anything" always 0.0 cm
What to do?
Maybe dust on sensor...but i don't understand how it could get there
hm maybe a software bug?
what radio an rom do you have? did you try another rom and radio?
radio last 5.17
i tried a lot of roms but problem still exist
Go back to stock. If problem still persits, call HTC.
i had same problem like you before
and it solved right now just by clean the dust around the ear peace with rocket air for camera lens
try it adn i hope working with u too

[Q]Proximity sensor - software or hardware problem? (video)

Hi guys,
I've got really strange problem with my proximity sensor.
It seems that my proximity sensor has stopped working or to be more specific it does not work in places where is not enough light such as in rooms etc..
Currently using CM7.2 stable but when I unroot my device and flash original ROM the problem is still there.
It causes problems when I make calls, the screen goes black+lock and after I finish my call the screen does not get back so I can not end my phone call.
What do you think? It it software problem which can be fixed somehow or reason for claim warranty?
See please link below
http://www.youtube.com/watch?v=7YP9rNSZ7_w&feature=youtu.be

Problem with Proximity sensor and Network Issue on note 2

Hello Guys,
I'm facing issue with my Samsung Galaxy Note II proximity sensor and Network Issue on it,
Network Part:- First of all it was working fine, after getting patch for KitKat 4.4.2 and installing network issue arise, like suddenly i'm not able to make call's or receive it or even unable to access 3G internet on it, it will show 2 tower on device and "H" symbol but no calls will be done or receive it, while network goes unavailable.
Proximity Sensor:- Proximity sensor is not working properly from last 15-20 days, I tried resetting device, blowing air on sensor on whole device, executed few application gyroscope explorer and few other, but issue still persist.
Today I came to know, when I press front camera part or near to it, then proximity sensor is working fine with out any for a while, then again I need to press it near front camera.
Thanks waiting for your solution's....
Did you managed to get a solution for that!
msnewton19 said:
Did you managed to get a solution for that!
Click to expand...
Click to collapse
just replace proximity sensor, it's cheap and helped me to solve similiar issues. my sensor got stuck in one position, sometimes was ok, but now it's working very good, paid 6$ with delivery. easy install
yaro666 said:
just replace proximity sensor, it's cheap and helped me to solve similiar issues. my sensor got stuck in one position, sometimes was ok, but now it's working very good, paid 6$ with delivery. easy install
Click to expand...
Click to collapse
Appreciating your feedback.
It would be great if you explain a little how to install such part! And from where I can buy it.
Many thanks for your valued support.

almost all sensors not working

My phone sensor is not working before and after restoring stock rom,only the fingerprint working,but when i flash revolution os the sensor works well
Anybody know how to fix this?
Here is the screenshot
If you can, go ahead get it repaired under warranty. Mine had a light/proximity sensor issue and it is currently being repaired.
Repair notes say the main board and charging module will be replaced.

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