screen will not go to sleep after inactivity - Xperia Z2 Q&A, Help & Troubleshooting

Hey,
Recently got xperia z2. What I noticed so far is that the phone screen will not go to sleep after 15 seconds of set inactivity. It is annoying and battery draining when I get a notification and the screen does not go back to dark after that. I am currently running existenz rom but it was doing the same on stock. I am running 17.1.2.A.0.314. Any help?

matase said:
Hey,
Recently got xperia z2. What I noticed so far is that the phone screen will not go to sleep after 15 seconds of set inactivity. It is annoying and battery draining when I get a notification and the screen does not go back to dark after that. I am currently running existenz rom but it was doing the same on stock. I am running 17.1.2.A.0.314. Any help?
Click to expand...
Click to collapse
have you done a data wipe, Factory Reset or device Repair (SPC) at all
there is a bug and a result simular to this is one of the few things that happens

Just reboot twice n see

What is spc? Did a factory reset and a wipe.

matase said:
What is spc? Did a factory reset and a wipe.
Click to expand...
Click to collapse
sony PC companion
if rebooting doesnt fix your problem then repair via sony pc companion
also do you happen to have GLTool installed, that is actualy a causer of a problem like this

I had a factory restored stock rom and a custom rom so I dont even have any apps installed. It seems that I have a hardware issue here. Sucks

matase said:
I had a factory restored stock rom and a custom rom so I dont even have any apps installed. It seems that I have a hardware issue here. Sucks
Click to expand...
Click to collapse
did you atleast try a repair via sony pc companion
it completly resets the device to a factory state unlike a data wipe

Envious_Data said:
did you atleast try a repair via sony pc companion
it completly resets the device to a factory state unlike a data wipe
Click to expand...
Click to collapse
yes I did.
It is very annoying.

This is the process that just stays in process no matter how many times I flash a different rom. Can this possibly be a hardware issue?
Sent from my D6503 using XDA Free mobile app

matase said:
This is the process that just stays in process no matter how many times I flash a different rom. Can this possibly be a hardware issue?
Sent from my D6503 using XDA Free mobile app
Click to expand...
Click to collapse
Not sure how to fix then
Probably a hardware issue or an app your installing but that would only be the case if it happens after normal use

Related

[Q] [HELP] XPeria Mini Pro SK17i Turn Off Automatic and Reboot again

hi all.
i have a problem on my xperia mini pro.
i dont know whats wrong.
when i lock my phone, and i want to turn it on back, it is turn off and suddenly the S.E logo appears.
seems like rebooting back.
sometimes when i make the screen timeout for 30minutes, it will also turn off by itself and restart back by itself. sometimes it goes off and no reboot back.
i have search on XDA and found that few problems like mine.
i try few solution like take out the battery, uninstall apps which maybe make my phone turn off.
i also reflash my phone to 2.3.3 and also reflash back to 2.3.4. it just goes the same. my warranty have void as i have unlock my bootloader.
i just dont root my phone yet as i think rooting my phone doesnt help this problem.
someone can help me? i really miss my phone like the old days to tweeting and facebooking without any turn off and reboot by its own.
Did you try a factory reset? This may fix your problem. But rooting could possible help.....
Please hit the thank you button if i helped!
techno-update said:
Did you try a factory reset? This may fix your problem. But rooting could possible help.....
Please hit the thank you button if i helped!
Click to expand...
Click to collapse
i've done the factory reset before. seems like it does not really help much.
not trying to root yet coz i dont think rooting can solve the problem
Does it make any difference if you start the phone with the charger plugged into it?
...or even without the SIM card or SD card? Any difference at all?
-Markus
Sony Ericsson Answers Team
Markus-SEAnswers said:
Does it make any difference if you start the phone with the charger plugged into it?
...or even without the SIM card or SD card? Any difference at all?
-Markus
Sony Ericsson Answers Team
Click to expand...
Click to collapse
I bought the phone over from bobo. And yes it does make a difference.
This problem does not occur whenever the phone is plugged in. However while running on battery, if I leave it be and once it goes into standby, it would not turn on again.
Seems to me it went into sleep of death.
At the moment, I have no idea how to fix it. But I've found a workaround by keeping the CPU on when the display is off by using wake_lock. However this workaround is a little battery consuming.
ranmaru90 said:
I bought the phone over from bobo. And yes it does make a difference.
This problem does not occur whenever the phone is plugged in. However while running on battery, if I leave it be and once it goes into standby, it would not turn on again.
Seems to me it went into sleep of death.
At the moment, I have no idea how to fix it. But I've found a workaround by keeping the CPU on when the display is off by using wake_lock. However this workaround is a little battery consuming.
Click to expand...
Click to collapse
bro i have this problem before, what im doing before was playing music on mute for it not to turn off NOT until 0.62 FW came out and the problem was solved, it doesnt turn off on stock 0.62 fw and stock 2.3.4 but the screen when locked automatically turns on and off multiple times, its annoying..really so i decided to unlock my bootloader, flashed rooted 0.62 FW from here http://forum.xda-developers.com/showthread.php?t=1440161, turning on and off phone and screen solved, flashed its respective ROM http://forum.xda-developers.com/showthread.php?t=1373435, and now my phone is so stable and having no more problem.
i think the only problem i noticed just now is the back button (its not really a button) and the option button's light is turning off and on while screen is on. but thats better than your phone turns on and off or your screen.
i hope this helps.
smxaz61 said:
bro i have this problem before, what im doing before was playing music on mute for it not to turn off NOT until 0.62 FW came out and the problem was solved, it doesnt turn off on stock 0.62 fw and stock 2.3.4 but the screen when locked automatically turns on and off multiple times, its annoying..really so i decided to unlock my bootloader, flashed rooted 0.62 FW from here http://forum.xda-developers.com/showthread.php?t=1440161, turning on and off phone and screen solved, flashed its respective ROM http://forum.xda-developers.com/showthread.php?t=1373435, and now my phone is so stable and having no more problem.
i think the only problem i noticed just now is the back button (its not really a button) and the option button's light is turning off and on while screen is on. but thats better than your phone turns on and off or your screen.
i hope this helps.
Click to expand...
Click to collapse
I've done this too. Flashed the same kernel, and the same ROM as you did. But the problem still prevails in my phone. I still have to keep control of wake_lock to prevent CPU from sleeping while the display is off.
Btw, when I flashed the kernel, under my "About" in the settings, it still says .58 instead of .62.
ranmaru90 said:
I've done this too. Flashed the same kernel, and the same ROM as you did. But the problem still prevails in my phone. I still have to keep control of wake_lock to prevent CPU from sleeping while the display is off.
Btw, when I flashed the kernel, under my "About" in the settings, it still says .58 instead of .62.
Click to expand...
Click to collapse
you mean in the Settings>About Phone> in the build number it should have HYBROM V9 by boof not the kernel name like .58 or .62 if you flashed the kernel and rom correctly.
disable lockscreen
Try to disable your lockscreen in the settings menu. Maybe that helps
My phone have the very same problem.
Any good new?
I've tried the factory restore. Didn't solve the problem.
so....no solutions yet!!??!
Xperia Mini pro (SK17i) Keep on rebooting
Markus-SonyXperiaSupport said:
Does it make any difference if you start the phone with the charger plugged into it?
...or even without the SIM card or SD card? Any difference at all?
-Markus
Sony Ericsson Answers Team
Click to expand...
Click to collapse
Hi ,
I am also facing the issue with phone from last week, I tried without memory card , without SIM and even change them to, I though it was software issue so I reloaded it from Sony Tool but still the same issue, cant use my phone at all until or unless I plug it on raw power. Its working fine on charging mode but with Battery its not at all working. Not sure whats wrong with it.
Could you please guide me on it, what I need to do , is it hardware issue? or related with software?
Already wiped and restore the phone as well.
Tried battery replacement as well but its not at all working.
Regards | Krishna
kcjoc.joshi said:
Hi ,
I am also facing the issue with phone from last week, I tried without memory card , without SIM and even change them to, I though it was software issue so I reloaded it from Sony Tool but still the same issue, cant use my phone at all until or unless I plug it on raw power. Its working fine on charging mode but with Battery its not at all working. Not sure whats wrong with it.
Could you please guide me on it, what I need to do , is it hardware issue? or related with software?
Already wiped and restore the phone as well.
Tried battery replacement as well but its not at all working.
Regards | Krishna
Click to expand...
Click to collapse
hi, i'm facing the same problem last night. have you try to change the battery?
my sony xperia mini pro keeps on restarting
hey...i am having the same problem.. it has jst been 2 days since i upgraded it to ice cream.. n it keeps in restarting.it show screen for 3 second and the lights dims out n restart..i did on it without sim and memory card..still it keeps on restarting..any help please

[Q] [sola] random hang/reboot, HELP needed

Hi guys!
I've got a Xpera Sola a couple of months ago, and it keeps random freezing and rebooting quite frequently,
at a time base of a dozen times a day, which make it unusable.
I've been waiting for new ROMs and hoping for a cure, stock 2.3s, stock 4.0s, and cm9s, but none of them works.
The only difference between stock and cm is stock do HANG/REBOOT but cm just HANG and drain battery.
While lost faith in new ROMs, I tried to figure it out myself, and here is what I found:
No reboot/hang in airplane mode (so it's the radio?)
No reboot/hand when ADB is pluged (so BAD news!)
My configuration:
Bare ROM, no additional apps.
GSM networked SIM card / no SIM card, makes no difference (I have no WCDMA card so can't test)
Wifi / no Wifi, makes no difference (maybe hang more often with Wifi on, but I'm not sure)
SD card (2G) / SD card (4g) / SD card (16G) / NO SD card, makes no difference
CPU governors, no difference
wake lock, wifi lock, accquired with terminal in cm9, still hang
Any feedbacks are welcome, need your help!
Thank you very much!
some updates:
the problem still there, tried cm to 213 and .54 Italy/China and munjeni's MIUI.
getting hung when using the phone only happened in stock or stock based roms, not in CMs.
stock based roms seemed to have a watch dog to reboot the phone in a 2-5 min interval, but not sure whether it's in kernel or in rom.
guess the hang happened when awaking from deep sleep mode, and no deep sleep no hang (such like when ADB is active and deepsleep disabled).
forget one thing:
witnessed one hang issue in air plane mode.
I assume you are on stock ROM, this is not normal. Did you try repairing with PCC?
mirost1 said:
I assume you are on stock ROM, this is not normal. Did you try repairing with PCC?
Click to expand...
Click to collapse
you mean PC Companion? No. Cause I unlocked the BL and I assume PC Companion won't treat it.
Thank you for the reply
there is a tutorial on how to relock bootloader
Mokiwipeout said:
there is a tutorial on how to relock bootloader
Click to expand...
Click to collapse
but what's the difference between PCC repair and ftf flash?
branex said:
but what's the difference between PCC repair and ftf flash?
Click to expand...
Click to collapse
Obviously none. Then try to reflash or hard reset.
mirost1 said:
Obviously none. Then try to reflash or hard reset.
Click to expand...
Click to collapse
Thank you!
whether the problem was there since the first time you bought it?
branex said:
forget one thing:
witnessed one hang issue in air plane mode.
Click to expand...
Click to collapse
Have you tried the last SlimFXP + Sliding kernel 3.2?
I had almost your problems, but not so often (hang or reboot every one or two days) and the combination indicated above improved the situation very much.
I'm still testing and it seems quite good: I'm using SmartassV2 governor.
Sent from my Xperia Sola using xda app-developers app

[Q] Xperia P reboot loop

HI ALL,
i have been facing a problem for last two days. I updated my Xperia P to JB using pc companion. It was working fine. Suddenly there was an issue in the morning the day before yesterday. It suudenly started to Reboot automatically.
First the logo of sony and xperia comes and dissolves. Then the default loading wave of xperia appears but instead of going to the lock/home screen it starts the booting process again and this process repeats.
I switched off my phone using lockkey+volume up. i tried to update/repair my phone using PC copanion and Sony Update service. Both case the latest software is downloaded and installed. But after installation when i try to switch on, it goes to the menu screen normally and asks me to select time format, language etc... but when it asks me to search for Wi-Fi networks if i touch on 'search for available networks' it falls in the same reboot loop again & the Home screen never comes..
afterwards, i skipped that step of WIFI and now it works fine.. but the problem is when i hit the WIFI it falls in the same loop. Now i am in a fix ... i dont know how to solve this and without WIFI there is just no use of this phone
the device was not rooted nor flashed before
What should i do? Try to flash my ROM?
PLZZ HELP ..THANKS IN ADVANCE
noman0008 said:
HI ALL,
i have been facing a problem for last two days. I updated my Xperia P to JB using pc companion. It was working fine. Suddenly there was an issue in the morning the day before yesterday. It suudenly started to Reboot automatically.
First the logo of sony and xperia comes and dissolves. Then the default loading wave of xperia appears but instead of going to the lock/home screen it starts the booting process again and this process repeats.
I switched off my phone using lockkey+volume up. i tried to update/repair my phone using PC copanion and Sony Update service. Both case the latest software is downloaded and installed. But after installation when i try to switch on, it goes to the menu screen normally and asks me to select time format, language etc... but when it asks me to search for Wi-Fi networks if i touch on 'search for available networks' it falls in the same reboot loop again & the Home screen never comes..
afterwards, i skipped that step of WIFI and now it works fine.. but the problem is when i hit the WIFI it falls in the same loop. Now i am in a fix ... i dont know how to solve this and without WIFI there is just no use of this phone
the device was not rooted nor flashed before
What should i do? Try to flash my ROM?
PLZZ HELP ..THANKS IN ADVANCE
Click to expand...
Click to collapse
Your warranty is still intact. Take it to a service centre.
Sent from my LT22i using xda premium
or, flash new ROM
Which ROM version did PCC updated to?
ChikeD said:
Which ROM version did PCC updated to?
Click to expand...
Click to collapse
This was the official updated status given in the attachment
It's a long shot but have you tried to reboot your router?
Since it worked for a while, and you repaired the phone and it still exists, I am guessing it's not a problem that related only to the firmware.
Could be hardware problem.
AndroidNoob69 said:
Your warranty is still intact. Take it to a service centre.
Sent from my LT22i using xda premium
Click to expand...
Click to collapse
unfortunately my device didn't come with any warranty
ChikeD said:
It's a long shot but have you tried to reboot your router?
Since it worked for a while, and you repaired the phone and it still exists, I am guessing it's not a problem that related only to the firmware.
Could be hardware problem.
Click to expand...
Click to collapse
did you mean the router i use for WIFI? If yes, i guess the router is fine the network is detected by other phones any my laptop
noman0008 said:
did you mean the router i use for WIFI? If yes, i guess the router is fine the network is detected by other phones any my laptop
Click to expand...
Click to collapse
But did you reboot it?
I had several times my phone would not be able to connect while other devices did, bithing but rebooting the router helped.
Bootloops usually come from flashing a bad rom......... Never heard of this problem before....
Sent from a JB Moonbreaker 3.5 device
have anyone solve this issue ?
my sister xperia P got reboot loop too.
even i can't flash it back via flashtool, beacause it's keep rebooting and USB debugging not turned on. please help.
what should i do now ?

Xperia U touch issues!!

Hey guys,
I was using my phone, everything ok but SUDDENLY it seems to have some touch issues! Sometimes the touch is unresponsive, for like 0,2 / 0,3 sec. I press and I have to press it again. That's frustrating!! Especially when typing on keyboard!! I thinked that the problem was caused by the ROM ( maybe little lags ) and I changed ROM, but the problem is still alive!! The phone didn't fall, this happened suddenly!!
Can someone help me?
Slender_ said:
Hey guys,
I was using my phone, everything ok but SUDDENLY it seems to have some touch issues! Sometimes the touch is unresponsive, for like 0,2 / 0,3 sec. I press and I have to press it again. That's frustrating!! Especially when typing on keyboard!! I thinked that the problem was caused by the ROM ( maybe little lags ) and I changed ROM, but the problem is still alive!! The phone didn't fall, this happened suddenly!!
Can someone help me?
Click to expand...
Click to collapse
Clear cache/ dalvik cache/ factory reset and see if this helps.
Also, did you dirty flash your ROM ? This usually happens if you dirty flash a ROM. Always start fresh.
Secondly, if you made backup and trying to restore it, that might cause the problem.
Hnk1 said:
Clear cache/ dalvik cache/ factory reset and see if this helps.
Also, did you dirty flash your ROM ? This usually happens if you dirty flash a ROM. Always start fresh.
Secondly, if you made backup and trying to restore it, that might cause the problem.
Click to expand...
Click to collapse
I tried to wipe.. but same issue. I always did the wipes before flashing a new ROM, so I think the installs were always clean. I tried to flash a firmware with flashtool, but same result..
Is there a solution for this? Now I'm trying to flash Gingerbread firmware, but I think the problem will remain..
Slender_ said:
I tried to wipe.. but same issue. I always did the wipes before flashing a new ROM, so I think the installs were always clean. I tried to flash a firmware with flashtool, but same result..
Is there a solution for this? Now I'm trying to flash Gingerbread firmware, but I think the problem will remain..
Click to expand...
Click to collapse
Well, 0.2 seconds is a very small delay. However, if the problem persists, I suppose you should check typing speed/sensitivity in settings.
I suspect you have alot of applications in your phone and Xperia U has only 512 RAM which is not enough to run JB smoothly.
Hnk1 said:
Well, 0.2 seconds is a very small delay. However, if the problem persists, I suppose you should check typing speed/sensitivity in settings.
I suspect you have alot of applications in your phone and Xperia U has only 512 RAM which is not enough to run JB smoothly.
Click to expand...
Click to collapse
Nope.. I know that our device can not run lot of apps, in fact I have just some apps, no Facebook and something like that..
Anyway, for example, I did a touch screen test : it works in all zones, but, if I touch the screen 10 times, only 7 times can be "received" from device
Slender_ said:
Nope.. I know that our device can not run lot of apps, in fact I have just some apps, no Facebook and something like that..
Anyway, for example, I did a touch screen test : it works in all zones, but, if I touch the screen 10 times, only 7 times can be "received" from device
Click to expand...
Click to collapse
Maybe the digitiser is having some sort of problem. This is usually caused by humidity / water in your phone in small amount . I hope I'm wrong.
Clean your screen thoroughly and remove screen protector and use ultra thin protector instead. See if that helps. On my devices smudgy screen has problems with touch .
Same issue here
Im also having same issue here..
it is taking only 6 out of 10 touches. a few regions not responding to the touch
same problem with me, i hope some people give best solutions for this issue
Maybe it's caused by charging the phone with non-official chargers. It overcharge all the hardware and can easily damage it.
Anyways if you have warranty you can flash the original ROM, relock the bootloader and bring it to Sony.

Galaxy S2 Restart problem

I bought Galaxy S2 from one guy. And i have a problem.
I put mobile on charger every night. In the morning i wake up and the phone freeze. It has the samsung logo on screen and it freeze. So i need to restart it to start working. ( Happen 3/3 mornings ) .
Usually the mobile restart on itself example. Today mobile restarted like 4 times. It stand on table and restart on itself without any my action. Sometimes it restart 2 times in a row.
It has version 4.1.2 and this happens.
I usually have installed like 5 apps . Facebook, Outlook, Messanger, Skype, Viber, Fiverr.
I'm desperate don't know what can cause this problem
Change Battery Bro
karabasan61 said:
Change Battery Bro
Click to expand...
Click to collapse
Will try it.
Thanks bro i have one more battery.
More advices ??? In service they said that software may cause that problem. I tried with instaling only two apps but still the same next thing is baterry change.
t3cho said:
More advices ??? In service they said that software may cause that problem. I tried with instaling only two apps but still the same next thing is baterry change.
Click to expand...
Click to collapse
I think it's time to reflash the stock rom. Download from samfirmware or other websites then flash the files using odin. Doing a factory reset might solve the problem. (Go to the phones recovery, there are millions of guides, then select factory reset then clear cache partition). Do that first and if problems persist, do a reflash of the rom.

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