[Q] Proximity Sensor - AT&T LG Optimus G

I am wondering if this happens to anybody else...
My phone's proximity sensor works fine .... if its a short call it will turn off the screen and turn it back on when I move it away from my face... although it the call is longer say 5+ minutes or so... it shuts off the screen but never turns it back on when I move it away from my face...
this has happened to me in every rom and regardless of undervolt or not :S... I can't seem to figure out what could be causing the issue...
Its not that big of a bug because I can turn it back on by pressing the power button... but just wondering what it is ... because Im sure its not a hardware fault since it works unless its a long call

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Proximity sensor problem

My hd2 proximity sensor is not working (or i think so at least). When i bring my phone near my ear while phoning it's not turning the screen off. I tryed it with my finger too (the sensor is located left of the speaker) and again nothing happened. Is there a registry tweak or anything to re-activate it?
I searched the settings and i couldnt find it.
I have quite an issue with mie too but not exaclty the same.
i posted but no one seems to have an answer.
When I dial out a call and take the phone to my ear, the screen turns off ok, but when the person takes the call, the screen turns back on. I have to take the phone away frome my ear and bring it back to be sure the screen turns off again.
I know it's not what you've asked for, but maybe this app can help you decide whether your sensor works or not.
http://forum.xda-developers.com/showthread.php?t=411550&page=8
At the bottom you'll see how many lumens your sensor is detecting.
Goodluck,
Fred
thanks, i'll have a look
nickytheshaft said:
When I dial out a call and take the phone to my ear, the screen turns off ok, but when the person takes the call, the screen turns back on. I have to take the phone away frome my ear and bring it back to be sure the screen turns off again.
Click to expand...
Click to collapse
Hi,
i didn't had this problem with my old 2.07 radio.
The same problem came with the 2.14.
Right now installed 2.15 and the problem is gone.
I use artemis 37 and cht 2.0.
Bye
Marco

[Q] Proximity Sensor settings too high?

Hi everyone,
funny thing happened to my Mozart. Whenever I make a call the screen shuts off like it should, but it doesn't turn on again when i remove it from my ear until the call has ended.
Which works fine if the other person hangs up, but it means I can't hang up. Whenever I reach a voicemail i have to take out the battery to hang up!
First i thought it was a rom issue, i had just gotten my hands on the mango beta when i first noticed it. I thought it might be buggy.
But the problem remains after hard reset and flashing with a different rom (pre-nodo & nodo).
I found out that the sensor still works. The screen is reactivated when i shine a bright light (halogen spot or so) onto it - but only for as long as the source shines onto the sensor, else the screen shuts off again. wierdly enough, direct sunlight doesnt seem to be enough to trigger it anymore.
since i upgraded my phone with a 32GB microSD I guess I'm not eligible for warranty, huh? but im pretty sure it happen long after and i didn't accidently break something while opening the phone.
very weird... any ideas?
I had this problem on the weekend.
I removed the matt screenGUARD, and the problem disapeared.
Also you can reactivate the screen by pressing the on/off button...
thanks for your comments.
unfortunately, I don't use a screen protector and the standby-button doesn't work during a call
I have this problem also, with stock 7392 rom. The sensor seems to work when dialing, but stops a short time after a call is connected.
The power button works for me to turn the screen back on however...
Where is the proximity sensor ?
where on the device is the proximity sensor located?
I have been having difficulty with the screen not switching on during phonecalls and I have to remove battery to end outgoing calls. Pressing the power button doesn't help either. I don't have a screenguard to remove.
The problem started not long after, but not immediately after my daughter dropped the phone down the toilet. It took a few days for the phone to gently dry out and it worked again except for some residual water between the screen and the glass.
Richard Fantom said:
where on the device is the proximity sensor located?
Click to expand...
Click to collapse
The sensor is about 1 cm to the top and right of the htc logo. It's barely visible and it is dark violet. (Or something like that, I am not very good at naming colours.)
Anyway, I sometimes also experience problems with sensitivity with HTC Mozart, mostly during calls, especially when the proximity sensor has been activated. Sometimes the home button freezes after a call... It's a bit annoying.

[Q] Proximity Sensor during phone call

During a phone call, my proximity sensor doesnt seem to be sensitive enough. The screen turns off when I hold it to my ear, but when I pull away to look at the screen and interact with it, the screen either doesnt turn on or it will flash on and off again repeatedly. It seems that the phone cant detect that it is not near my head any more and should turn the screen back on.
Generally it wouldnt be a big deal since the screen does turn off when its held near my head, but when I needed to use the dial pad for a menu prompt it got really frustrating when trying to press in numbers with the screen switching on and off. (I just called Verizon CS recently and navigating through the menu was a pain with this screen going on and off).
I'm coming from the Samsung Charge which was very responsive: when you pulled the phone away from your head, the screen instantly turns on for you to press in keys or hang up. With the Rezound, it doesnt turn on most of the time and I have to press the power button (which will turn it on and then automatically off again...). The problem is alleviated if I'm in a very bright place (direct sunlight) so my guess is that the proximity sensor may not be sensitive enough to detect the difference between darkness and low lighting conditions. I'm sitting in a room with a 26W CFL lamp (so not too dark) and the Rezound has trouble turning the screen back on during a call when I pull the phone away from my ear.
Was wondering if anyone else exhibit this condition or if its just specific to my device (in which case I'll have to give Verizon a ring to get another replacement)?
I'm having the opposite problem. It unlocks itself a lot up against my head. My thunderbolt did this so bad I got a replacement thinking it was a defective proximity sensor. But it wasn't and I got in the habit of manually locking the screen on calls. But now my rezound does it but not as bad. I think htc sucks with proximity sensors cuz auto brightness is never programmed properly. It doesn't go dark enough compared to Samsung and motorola phones with auto brightness on. It only has about 3 brightness levels like in the HTC brightness widget, whereas stock Android has 5.
Sent from my ADR6425LVW using XDA App
I'm having the same problem. The sensor would force the phone screen off as soon as I make a phone call. The verizon rep had me hard-reset while I was on the phone with her. The same symptom arises after the hard reset and the phone is brand-new.
I had to reset to get her to send me another rezound replacement.
On this replacement, however, I'm having the same issue again. My gf's rezound doesn't seem to have the issue.
I'm having a second replacement sent now. This is pretty annoying.
The interesting thing is the issue comes and goes. One day the sensor wouldn't respond, and other days it works fine. Although I would say that the issue deteriorates over time and never improves.

[Q] Dialer/phone app broken after dropping phone, help!

Hello,
A few days ago I unfortunately dropped my HTC Legend at a music festival and the screen cracked quite badly. Other than that it seems fine, everything works and screen is intact, just glass cover cracked.. I'm writing this from the phone now.
However I've noticed one problem since then.. often when making or receiving a call, the screen will not come back on. It turns off like it normally does when it gets in proximity while in call, then just never turns back on again! It's still "alive", I can still be in the call while it's like this.
When the call's over (can feel vibrate and beep when hang up), the notification light will flash if I have any, like normal.
I press power button, hold it, home button, back button, hold back... Nothing. Have to battery pull and restart! It doesn't happen with 100% of calls, but most.
I haven't noticed anything else wrong.
It seems like once the phone app (not contacts/dialer) is launched after I chose someone to call, the screen turns off and there you go. Call still rings and goes through, but device becomes otherwise unresponsive and I think screen turns off before it should
I'm rooted and s-off with cyanogen 7.2 rc
I've tried wiping and flashing a newer cyanogen 7.2 nightly, same thing.
I don't think it'd be device specific so I'm posting here...
Anyone know what could have happened and how I can fix it??
Cheers!
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Sounds like your proximity sensor is completely broken. It's causing it to act like there is something blocking it which turns the display off. After all you did say you dropped it. Maybe the sensor just came out of place?

[Q] Proximity Sensor Broken, Cannot Turn Screen On During Call

I dropped my phone and cracked my screen very badly, I am eventually going to get it repaired but in the mean time I am unable to get the screen to turn on during a call. The crack goes right over the proximity sensor and it thinks that it has something close to it all the time. I have tried the home and power buttons and they do nothing. So if you guys know a way to turn the screen on please let me know. Thanks in advance.

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