LED's malfunctioning - Xperia SP Q&A, Help & Troubleshooting

Heya everyone. I have noticed a weird issue on my Xperia SP. The LED's are acting weird since a lot of days. At first I thought it must be a temporary issue but it doesnt seem to go away. So let me state the problem exactly -
Whenever I play music, take a call or browse pics, the LED's turn on as they should. But the intensity of light is random everytime. Sometimes it is so dim that I cant see it and sometimes bright enough as I need it. Even when I am playing the same song at different intervals the light intensity is different. This is very very weird and bugs me. Any suggestions on how can fix this?

Try a factory reset.. It may help you to fix it but notice that every thing will be deleted
Sent from my C5303 using Tapatalk

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[Q] Torch problem

I have been having some issues with the torch/flashlight LED programs recently. I didn't used to have problems and prior to this when I used the HTC torch it had the same problem. When I used older versions of MIUI I didn't have this problem with flashlight apps that I had. But now with the most recent versions (since December or so I think when they added the torch button in the notification bar) I am having the problem again.
The problem when using a flashlight app (or the button in the notification bar) the light will turn on for about a second and then turn off. It will still show it off in the app or on the notification bar. If it does not do this it does one of 2 other things. It turns on and then after one second becomes brighter and then after about 1 more second turns off. On rare occasions in an app I can turn it on and it will stay on... but then when I try and turn it off there is usually a delay of a few seconds before it actually turns off. Then it is back to turning on for a second then off.
I had seen this same problem when I used the HTC Torch previously but it went away when using different ROMs and such so it makes me believe it is some kind of software problem. Seeing that the LED does seem to work and if I use the camera it seems to actually work properly with the program I am pretty sure there is nothing actually wrong with the hardware. Has anyone else seen this problem or know what could be causing it? Is there some way or some test program I could use to find what exactly is causing the problem? If someone has had this issue before... do they know how to fix it?
EDIT: I tried manually turning on the flashlight via "echo 1 > /sys/devices/platform/flashlight.0/leds/flashlight/brightness" and it turns the light on but then after about a second gets brighter then after another second turns off. When I did a "cat /sys/devices/platform/flashlight.0/leds/flashlight/brightness" it seems something changed it from the "1" which I wrote to the file to "127". Also, when I tried to "echo 0" to the file... the change did not stay. After doing the echo and then trying to cat the file it was still "127". I then tried to the torch app in the notification bar to turn it on and then off. After I turned it off via the application, I check the file and it was then set back to 0.
EDIT: I have witnessed the issue on 3 seperate Nexus One phones... surely someone else has had the same problem and possibly come up wit a solution.
you have to be careful with the flashlight apps esp with the high brightness setting. the LED is not designed to be on constantly on the nexus one and i have heard of people burning out their LED's from leaving it on too long both in normal and high brightness modes.
i have found out while using mine esp in high brightness if its left on too long it will overheat it and flicker. ever sense i seen mine do that i never use high brightness in fear of burning it out and when i use it in normal mode i try to keep its use as short as possible and i have not had it shut off on me sense. if yours is shutting off in normal mode then i'm afraid you may have already damaged it too much and that is why its turning itself off. thats my opinion anyways.
(if roms matter, i've always ran CM6 and now currently have been running CM7 nightlies and RC's
Frito11 said:
you have to be careful with the flashlight apps esp with the high brightness setting. the LED is not designed to be on constantly on the nexus one and i have heard of people burning out their LED's from leaving it on too long both in normal and high brightness modes.
i have found out while using mine esp in high brightness if its left on too long it will overheat it and flicker. ever sense i seen mine do that i never use high brightness in fear of burning it out and when i use it in normal mode i try to keep its use as short as possible and i have not had it shut off on me sense. if yours is shutting off in normal mode then i'm afraid you may have already damaged it too much and that is why its turning itself off. thats my opinion anyways.
(if roms matter, i've always ran CM6 and now currently have been running CM7 nightlies and RC's
Click to expand...
Click to collapse
Well... I would expect... if the LED was "burned out" then it shouldn't turn on at all. The simple fact that it turns on at all means the LED isn't burnt out. Also, I would suspect that to be the case if I had not witnessed it happen on a brand new Nexus One (Old one of a friends was replaced because it was stolen). Her's had to go in for repair (turns out a cable inside the phone going to the camera was loose) and I had reverted it back to an original ROM. Once it was reverted the LED didn't have problem. Another thing that indicates to me that it is a software problem is I have seen the exact same thing before on previous versions... and it went away when changing to other ROMs. Tonight I am thinking I will wipe and flash CM7 and test it with a light app and make sure... if that has the same symptom I will flash to a shipped ROM and test it. I am pretty sure it is a software issue though. I just don't know... what... is causing the problem.
EDIT: I also forgot to mention... when it was working properly... I never witnessed it overheat and flicker though I never had it on for long periods of time. One last thing, I only saw the symptoms after a flash to a new version. When it was working properly it was always working properly. When it was acting like this on a ROM it always acted like this.
UPDATE: I did flash to CM7 nightly and the torch app works perfectly as do other apps on the market. After being back on CM7 and with the advent of the theming engine for it... I think I may just end up moving back to CM for daily use. I would like to know if anyone else has run into this issue still and/or has a solution just in case I run into the same issue later. For now I think I will just chalk it up as a kernel/ROM problem... though it doesn't explain why others didn't have the same issue =/.

[Q] Phone 'dies' after using touch to wake feature after a period of time

Hey guy,
I love this phone and the ability to touch the screen to wake it via the app eXperience Pro.
The only issue is that with the framework / module loaded , when I receive or make a call, the phone would be close to my ears which means that the proximity sensor will shut the screen off. However, when the conversation ends, I wouldn't be able to turn the screen on, either by tapping the screen or pressing the power button.
There are times that when I am not in a call, and my phone is just sitting idle, and when it comes to waking it up, it wouldn't do so. I have to manually restart it just like the issue above. What I noticed yesterday was that my led notification light was on indicating that I had a message. I didn't look at it until after awhile which I realize that I couldn't turn on the phone. The led notification was still working.
Then I decided to call up my phone and I could hear the dial tone from my other phone, however, my xperia Z was sitting idle with its screen off without any ringtone and so on.
I would really like to feature to work flawlessly. Tried it on about 4 ROMs, and the issue persist. Is there any way for me to show the log so someone could figure out whats causing the phone to behave this way?
Without the module loaded, the phone works just fine. I have sent a PM to the developer but have not received any replies since.
not all apps are made for every android phones out there. If its causing issues to your Z, just stop using it or contact the app developer (which you did) and hope for the best.
I dont think there is anyone willing to just make a rom or tweak just for a specific app to function flawlessly on an Z. Especially when its not a super popular app.
LitoNi said:
not all apps are made for every android phones out there. If its causing issues to your Z, just stop using it or contact the app developer (which you did) and hope for the best.
I dont think there is anyone willing to just make a rom or tweak just for a specific app to function flawlessly on an Z. Especially when its not a super popular app.
Click to expand...
Click to collapse
My main concern is what is causing this to happen and to see if other xperia Z users are facing the same issue.
I'm using this app.. For me until now no problem..

Phone randomly auto-mutes itself, can't increase volume [video inside]

Hey guys,
I have a weird issue with my Moto X 2014 (stock Lollipop, no root or anything), and I can't find anything helpful around the web.
I have a video of the issue - I can't post the link as I don't have enough messages, but go to vid.me and add this code to the URL: /tMXf
Basically every few days, I find the phone is on vibrate. The volume rocker is suddenly all the way down, even though it should be maxed out, and I can't physically turn it up as you can see in the video. Even in audio settings, the ringer options is greyed out.
Android's quiet hours setting is NOT active. I have Moto Assist set to kick in at night time, but this happens randomly during the day, plus I tried removing it but nothing changes. It's not something to do with calendar events silencing the phone either, as Moto Assist only has scenarios for driving and the aforementioned night time.
Anyone knows what could be happening here? Thanks, much appreciated.
That IS strange... Have you tried rebooting your phone?
cole_15 said:
That IS strange... Have you tried rebooting your phone?
Click to expand...
Click to collapse
Thanks for the reply, man... yes, of course I tried that, but it's definitely not a temporary glitch. It happens again and again, every few days. A reboot does fix the issue when it occurs (in fact, it's the only way to get sound back), but only until the next time.

Volume drops randomly using Google Music (Bluetooth / Headset)

Hello there, I have a frustration with my Nexus 6 running 6.0.1
While there is similar probs around, none seem to explain mine.
When using Google Music on Bluetooth/Headset I get normal operation and then randomly (sometimes immediately, sometimes up to about 5 minutes) the volume drops down. The Volume slider still shows 100% volume.
I thought at first it was the ear-saftey thing we used to have where it does this, but then allows you to change it back to full volume. But I didn't get any message around that or cannot find a way to override it.
Then I thought it was another system process stealing focus and the phone getting confused, eg dropping volume for a notification and then just not returning it.
Tried rotating phone to see if it was a portrait/landscape bug
Everytime. I restart the phone, it's fine again before the random volume drop occurs 1 sec-5 mins after playing a song. Once it does it, it gets stuck that way.
I've lived with it for a long time but it's doing my head in now so hopefully someone can help it advise?
Not even sure if a factory reset will fix.
Cheers
Jansy said:
Hello there, I have a frustration with my Nexus 6 running 6.0.1
While there is similar probs around, none seem to explain mine.
When using Google Music on Bluetooth/Headset I get normal operation and then randomly (sometimes immediately, sometimes up to about 5 minutes) the volume drops down. The Volume slider still shows 100% volume.
I thought at first it was the ear-saftey thing we used to have where it does this, but then allows you to change it back to full volume. But I didn't get any message around that or cannot find a way to override it.
Then I thought it was another system process stealing focus and the phone getting confused, eg dropping volume for a notification and then just not returning it.
Tried rotating phone to see if it was a portrait/landscape bug
Everytime. I restart the phone, it's fine again before the random volume drop occurs 1 sec-5 mins after playing a song. Once it does it, it gets stuck that way.
I've lived with it for a long time but it's doing my head in now so hopefully someone can help it advise?
Not even sure if a factory reset will fix.
Cheers
Click to expand...
Click to collapse
Try a factory reset. Ive had it fix many a strange bug before.
Jansy said:
Hello there, I have a frustration with my Nexus 6 running 6.0.1
While there is similar probs around, none seem to explain mine.
When using Google Music on Bluetooth/Headset I get normal operation and then randomly (sometimes immediately, sometimes up to about 5 minutes) the volume drops down. The Volume slider still shows 100% volume.
I thought at first it was the ear-saftey thing we used to have where it does this, but then allows you to change it back to full volume. But I didn't get any message around that or cannot find a way to override it.
Then I thought it was another system process stealing focus and the phone getting confused, eg dropping volume for a notification and then just not returning it.
Tried rotating phone to see if it was a portrait/landscape bug
Everytime. I restart the phone, it's fine again before the random volume drop occurs 1 sec-5 mins after playing a song. Once it does it, it gets stuck that way.
I've lived with it for a long time but it's doing my head in now so hopefully someone can help it advise?
Not even sure if a factory reset will fix.
Cheers
Click to expand...
Click to collapse
I've had the same problem, running N developer preview 1 listening with wired headphones. I've learned that I just kind of have to wait for it to pass, try force stopping play music, or restart the phone.
Are you streaming your music, or is it downloaded onto your device? I manually copy music onto my phone from my computer, and this is when I've got the issue, as I stream with Spotify fairly often and never have the problem. I've always thought it was just some bug reading all of these crazy 3rd party audio files in the storage.
Hasn't been much of a problem for me... Just jumped at the opportunity to share when I saw this thread. If it bothers you that much, try a full wipe of internal storage and reinstall everything. Cheers! Hope I helped.

Question Camera Crash(solved)

Anyone experience Camera Crash on vídeo?
I noticed that always Crash or récord a corrupted file when you start recording on low light enviroments ,the problem scalates till the phone warm Up and power off itself ,no rebooting only poweroff
Edited.
After a while trying to récord grandpha 's Party i realized that only happens with stabilitation on while have very dark enviroments,(such as night,caves or dark rooms) after deactivate the stabillitation i can récord normally.
I supose trepidation on low light forces Up the gimball crashing the app.
No Problems here. Looks like RAM errors or similar. Try to reset the phone or exchange.
I reboot the phone 5 times maybe a bug still no answer but there si no new problems

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