Z2 tablet death - Xperia Z2 Tablet Q&A, Help & Troubleshooting

Hi I'm really hoping someone can help me. I received a Sony z2 tablet spg521. I was told it was new but it would not power on or charge, and the charge light would sometimes blink red. Well I got the fixed or so I thought by doing a soft reset and then pc companion...sounded simple but spent a couple days trying to be successful. Sometimes my computer would recognize it sometimes it wouldn't.... Any way I finally got it out the blue dont know what the difference was I was just happy it finally worked... I then fully charged...yadayada and used it flawlessly for about a week... It would turn on and off, battery held charge like its supposed to, everything seemed to work.....then I went to power off but hit the restart by mistake....no there is no power again and this time it will not do a soft reboot.....no light ever....computer will not recognize ever....I have been trying off and on for a few days.....among-est my research to try to correct it seems like this is very common....when i shut it off the battery was over 50%..so how can something work fine then just die like this??? Ive seen that sometimes with sony if you disconnect the battery and the reconnect this will work... does anyone know? does anyone have any advice before I take apart this cherry tablet to try the battery thing???
I would really appreciate any insight as I have fixed many of my own problems and for others from advice on this site. Have a wonderful day and thank you!!! :silly:
ok today i tried to use flash-tool that Ive read about on this site....when it asked to plug n device computer recognized it and red light came on, but flash-tool did not recognize it....torn between letting it set and seeing what happens or trying to get the flash-tool to work, I chose the flash-tool...bad mistake when I went to try to reconnect and see if the FT would see it..it was no longer recognized by the computer and no light but computer did say USB device not recognized and not installed correctly.....now I already have the right drives so now Im really confused..tried a couple more times with same results and then once again nothing...no light no soft reset no recognized at all by computer not even not recognize USB....so disappointing loved the tab but this is insane that sony does this as its not user error but sony error and they dont even man-up and try to make it like you dumb or something....will try again..when i calm...

reset the device by pressing power+volume(up or down) for several seconds. It seems like a toasted one, possibly caused by putting magnetic charger on wrong polarity.

Thank you yes Ive tried all kinds of resets I have found...I agree seems fried but I would not know how. I have not used a magnetic charger...only the regular sony one that came with it....

So last few days I have tried off and on again....now computer recognizes by making noise when connected and disconnected but does not show up...PCC does not recognize it.....flashtool says its connected in log but when it asks for it to be plugged in it never leaves the screen telling you how to connect....when I try to connect the charge light comes on for about 4-5 secs then turns off....still no vibrate when try to reset still no light when plugged to a charger.....I want to get another one but I am scared this will happen again....gonna chuck this one as if time is money then I have well exceed the worth in time... I only got this because some time ago a sony z1 came my way and I so love it...i recently upgraded to z3.....i have a lg pad but screen got broke so I got the sony tab....maybe Ill just fix the lg

perrytallirico said:
So last few days I have tried off and on again....now computer recognizes by making noise when connected and disconnected but does not show up...PCC does not recognize it.....flashtool says its connected in log but when it asks for it to be plugged in it never leaves the screen telling you how to connect....when I try to connect the charge light comes on for about 4-5 secs then turns off....still no vibrate when try to reset still no light when plugged to a charger.....I want to get another one but I am scared this will happen again....gonna chuck this one as if time is money then I have well exceed the worth in time... I only got this because some time ago a sony z1 came my way and I so love it...i recently upgraded to z3.....i have a lg pad but screen got broke so I got the sony tab....maybe Ill just fix the lg
Click to expand...
Click to collapse
Mine is kinda toasted and this is how it works. Whenever I have a problem, I have to reset by pressing power + volume up, as soon as I hear three vibrations, I turn it on by pressing power button. Otherwise this tablet will just repeat sony logo and no boot. If you have bought one "NEW" make sure to return or replace it. If you want to enter fastboot mode, repeat the resetting routine and pressing power button to turn on, but also right after that or even simultaneously press volume up to enter fastboot mode with usb cable inserted, or volume down to enter flash mode. either way, your unit is toasted and sony sucks.

Well, I have the same problem, and isn't fun. Just very extreme rare cases it turns on the screen charging the battery, but doesn't turn on sadly

I did a happy boot today after 3-4 months off with several times trying turn it on, and did all the tricks from all treats about SOD
Last weekend I did a full charge from deep red to green light and battery animation on screen at start, but no luck.
I put it back in the box
This weekend I got some visitors, one of them asked about the tab, told him it didn't work and showed to him
Pressed the power button and to my WERY BIG surprise, it vibrate and turned on as nothing was wrong
The battery was only 54% after one week off. it received a update (264) and I installed as normal, turned off and on again as normal and happy I was
Sent from my SGP521 using XDA Free mobile app

DDz_1888 said:
Mine is kinda toasted and this is how it works. Whenever I have a problem, I have to reset by pressing power + volume up, as soon as I hear three vibrations, I turn it on by pressing power button. Otherwise this tablet will just repeat sony logo and no boot. If you have bought one "NEW" make sure to return or replace it. If you want to enter fastboot mode, repeat the resetting routine and pressing power button to turn on, but also right after that or even simultaneously press volume up to enter fastboot mode with usb cable inserted, or volume down to enter flash mode. either way, your unit is toasted and sony sucks.
Click to expand...
Click to collapse
thank you

Related

[Q] Xperia X10 won't turn on.

Hi. The phone application was not functioning well and the F/C dialog showed up. I powered off the phone and from that point, the phone won't turn on.
The battery was fully charged before this happened.
When I press the power button, the phone vibrates for half a second, the screen brightens up but does not show anything but a black screen.
I removed SIM and SD cards, removed the battery and performed the above steps but nothing happened.
I also tried to put on the charger to see what's going on. Once I plug the charger, the phone's screen brightens but shows only blank (even without pressing the power button)
When connected to the charger, the green light for charging is on for some minutes, then goes off automatically.
I tried to connect it to the PC, and PC Companion finds the device as usually. It even shows the dialog on the pc screen to mount the device.
I tried a hard reset, but does not work
On some point, the sony logo appeared and then a dialog saying: "sorry process system is not responding". The first time I pressed Force Close and the phone turned off. Immediately after that, the phone turned on and showed the exact message. I pressed "Wait" but nothing happened in the next 15 minutes.
I called Sony's support center and they suggested a software update. Did the process exactly as it should, but again, even after the software update the screen shows nothing but black. It is all the time brightened for some reason.
I tried to turn off the phone for some time by removing the battery, but as soon as I put the battery back on, the phone's screen brightens and stays that way forever.
The phone was functioning perfectly up until this issue. The only application I had installed apart from some games, was AWDLauncher. On the screen I had only a TASK widget and a battery status widget.
The phone is 3 months old and has been always in perfect condition.
ANY help would be appreciated!!!!
Many Thanks
Try to format phone with this method hope it should work as it seems the issue is with OS only ..
http://forum.xda-developers.com/showthread.php?t=717949
Many thanks for the prompt reply. I will try to do so and let you know how it goes!
o0k00l said:
Try to format phone with this method hope it should work as it seems the issue is with OS only ..
Click to expand...
Click to collapse
I tried the steps found in the link you gave me, but I couldn't go any further after step no (5) from the tutorial, as it would require to enable Debugging mode and I cannot access the OS (since the device won't turn on).
Is there a way to format all the contents of the device and have them replaced by running SEUS (as it always says that my device is up to date now)?
Was it this:
http://www.sonyericsson.com/cws/sup.../detailed/updateservice/xperiax10?cc=gb&lc=en
That Sony Ericsson told you to do?
If not, use that.
Download it, follow the steps when it says you have the latest version, press "Install Anyway".
Hope this works.
Hi itTim. thanks for the response
this is what i did but no improvement at all ((
Sounds like you broke your LCD screen somehow.
That would suck because I broke mine and it cost me $200 to fix.
Hi Hypercore.
Yes that could be the problem. The thing is that I always took rally good care of the phone, always carried in a leather pouch and never droped it. How sensitive is this lcd anyway?? Did you notice any cracks on your lcd or was the problem simillar to mine?
Thanks
When you turn on the phone does the lcd backlight turn on?
If so, look for any faint lines of color (usually a hairline size). If you see any of those then your screen is cracked.
the backlight is on, but there are no lines of colour on the lcd screen.
another weird thing is that the green light on the top blinks one or two times every time i put on the battery. even if the phone is off, once I insert the battery turns on automatically after a couple of seconds.
If all else fails you could try to flash back to your original fw with the tools here:
ht tp://forum.xda-developers.com/showthread.php?t=683793
AyDee said:
If all else fails you could try to flash back to your original fw with the tools here:
ht tp://forum.xda-developers.com/showthread.php?t=683793
Click to expand...
Click to collapse
That won't do anything.
I had almost the same issue. Nothing worked. But, when I removed the battery and left it for a day (24h) without it, it just started working again. Still working without issues..
Good luck!
Devtone said:
I had almost the same issue. Nothing worked. But, when I removed the battery and left it for a day (24h) without it, it just started working again. Still working without issues..
Good luck!
Click to expand...
Click to collapse
Phones are very wierd pieces of technology. I once bricked my k610i and that's a phone that's supposed to be impossible to un-brick, but out of nowhere a month or so later i picked it up, hit power and it turned on perfectly. Made no sense at all, but it worked.
Taking the battery out for a long time probably took all the electrical charges from it (kind of like how a computer power supply / monitor can hold power charges) and reset your handset.
Hypercore said:
Phones are very wierd pieces of technology. I once bricked my k610i and that's a phone that's supposed to be impossible to un-brick, but out of nowhere a month or so later i picked it up, hit power and it turned on perfectly. Made no sense at all, but it worked.
Taking the battery out for a long time probably took all the electrical charges from it (kind of like how a computer power supply / monitor can hold power charges) and reset your handset.
Click to expand...
Click to collapse
Indeed. It could be a frozen chip, memory fault, power-regulator and so on.
Hypercore said:
That won't do anything.
Click to expand...
Click to collapse
Ah, debug mode needed- I see now
tasaki said:
I tried the steps found in the link you gave me, but I couldn't go any further after step no (5) from the tutorial, as it would require to enable Debugging mode and I cannot access the OS (since the device won't turn on).
Is there a way to format all the contents of the device and have them replaced by running SEUS (as it always says that my device is up to date now)?
Click to expand...
Click to collapse
if you have done this and did not worked , then it is the LCD.
send it to workshop and check it there.
Guys i Really need the solve of this problem , my xperia has blank screen now without backlight and the phone completely doesn't work . when i put the battery and prees the switch botton it gives me 3 red signals , i've updated and hard reset but it didn't work , and btw the LCD is fine , any idea. did removing the battery worked???? . please answer
After a looooot of time since my latest post, finally my Xperia came back to life. There was a battery failure which means the phone was ok all the time. Weird thing is that the led light showed that the battery was charging ok. I removed the battery and after a lot of time it is working ok again. This was really really odd.
FYI for anyone else that gets this issue.
I just had this for the past hour after trying to change my baseband....could not get it back for anything.
What I did finally try was run another baseband via flash tool, connected to usb and it started flashing....after flash phone powered on again...yeah I agree with everyone, that is freaking scary when it happens.

[Q] XperiaP wont power on/charge - no red light - don't want to lose my pics or vids

Hello, been googling this and it constantly brings me to this forum.
However my Xperia P is unmodded/rooted or whatever.
Situation:
Phone won't turn on or even charge no matter what I try. I don't even get a red charging light or any screen activity. Tried an number of chargers, sockets and USB ports. Left it over night, no change.
Trying the various "Hold down the volume button and turn it on" tricks google turns up has had no effect either.
I have not tried using the sony repair option yet because it says it will delete anything on internal storage! This phone has no SD card slot and everything is saved on the phones 16gb internal storage. This is what I care about the most, I have photos and videos from nostalgic events such as a wedding that I really REALLY want to recover. I don't care if my phone goes up in flames, its whats on it that I really want!
Background:
Two days ago it ran out of battery overnight (was pretty sure it was near full before I went to bed.) Left it in the charger the next day after I noticed it was off and came back to it a while later to see it still wasn't turning on HOWEVER I was getting the red light and the sony boot up screen and then back to black screen as there was no power. I was not paying a whole lot of attention at this stage however as I was returning home from a trip. Just assumed the cable was off and it never got a charge.
Came home and began charging it that night, again, red light still worked when I tried to turn it on indicating it had low battery,
But when I came back to it, AGAIN it still had no charge. But by this stage no more red light no more phone activity.
I've no idea what's happened. Phone has been annoying me the past 6 months with randomly running out of battery out of the blue and poor performance but I was not expecting this. Really don't want to lose those photos or vids, is there ANYTHING I can try?????
Thanks for reading.
@Sisko-ire
Have you updated firmware with flashtool or PC Companion before?
Do you know how to and can test if you can connect the phone in flashmode (phone off, connect to USB while pressing volume down key).
Try pressing power + volume up for about 10 seconds, see if you get the (1+) 3 vibrations to turn it off before you try flashmode.
Thanks for the reply.
ChikeD said:
@Sisko-ire
Have you updated firmware with flashtool or PC Companion before?
Do you know how to and can test if you can connect the phone in flashmode (phone off, connect to USB while pressing volume down key).
Try pressing power + volume up for about 10 seconds, see if you get the (1+) 3 vibrations to turn it off before you try flashmode.
Click to expand...
Click to collapse
As mention I have tried the various 'hold down button' options mentioned on various posts before. Phone does not respond. Zero vibrations... nothing.
I have used the PC companion to update my phone (android update from what I can guess). Not used flashtool before.
Holding down the volume key and plugging in the USB does nothing.
Sisko-ire said:
Thanks for the reply.
As mention I have tried the various 'hold down button' options mentioned on various posts before. Phone does not respond. Zero vibrations... nothing.
I have used the PC companion to update my phone (android update from what I can guess). Not used flashtool before.
Holding down the volume key and plugging in the USB does nothing.
Click to expand...
Click to collapse
One thing reported to fix similar problem was to disconnect the battery, but didn't work for another user, worth a try though.
If you still havent gotten it working, there is a way to force charge the battery. Look at my thread, got some pics there.
http://forum.xda-developers.com/showthread.php?t=2644772

Never powered on

Just got my z2 tablet out of the box, tried powering it on, nothing. I figured I needed to charge it, fine, plugged it in, I get the red light in the top right corner, let it charge for a few hours. Tried powering it on, nothing happened. Tried holding down power+volume up for 10+ seconds, no vibrations no nothing. Tried pressing the red switch where the microsd card is, nothing.
Did I just get a dud unit? Am I going to have to wait a few weeks as it gets returned and another one is sent?
style2burn said:
Just got my z2 tablet out of the box, tried powering it on, nothing. I figured I needed to charge it, fine, plugged it in, I get the red light in the top right corner, let it charge for a few hours. Tried powering it on, nothing happened. Tried holding down power+volume up for 10+ seconds, no vibrations no nothing. Tried pressing the red switch where the microsd card is, nothing.
Did I just get a dud unit? Am I going to have to wait a few weeks as it gets returned and another one is sent?
Click to expand...
Click to collapse
If u dont want to take it back and geta replacement I suggest trying to connect it to flashtool via pc and download a. Ftf file and flash it holding volume down and putting USB in if theres no connection to the pc then you might just have to get a replacement tab
Thanks for the reply. Ended up just sending it back, didn't want to mess with flashing for fear of something voiding warranty.

Umdigi F1 Crashed and now won't turn on.

Hi i purchased the phone in January the phone has been working fine no problems at all until last night. I was playing football manager which i imagine is quite a heavy game to play but something i do regularly and have no issue usually. i got a text so i switched to whatsapp and the phone crashed, so i did a hard reset holding the power button down and it booted backup but then crashed again immediate.
tired to do the hard reset again but it just went to a black screen and haven't been able to turn it back on again since.
so basically the phone is non responsive to anything i'm not getting a charging sign or any sort of sign the phone is working no vibrations sound nothing. the battery was on about 80% before it went of so pretty confident that's not dead.
things i've tried so far:
Hard reset holding down the power button
boot select holding down the power button and volume down button.
I've been trying to connect it to my laptop now this is a slight positive but where i've come up stuck, the laptop makes the sound as if its been connected then 5 seconds later it will disconnect then reconnect disconnect and so on.
I've changed the power setting for usb ports no change, i've tried holding down the power button on the phone as to reset it incase it stuck in boot mode or something but no change.
My next step is to take the back of the phone and remove the battery for 30 seconds or so. but with the phone still being under warranty i'm a
bit reluctant to do that plus i'm pretty confident its a software issue.
Update: after deciding to open it up i've disconnected the batter and the screen plugged it in and still getting the same connection/disconnection issue. it will connect then disconnect within 5 seconds max thne connect and disconnect. thought disconnection the battery may do the trick as i haven't tried to flash it or anything like that just gone wrong on it's own. I've now voided my warrenty but want to get this sorted anyone got any idea as to what could be causing the issue?
Thank you for taking the time to read it all and suggestions are appreciate thank you
Flash firmware
You can try to flash stock firmware with SP Flash Tool. Everything you shuld need is on their website.
czM1K3 said:
You can try to flash stock firmware with SP Flash Tool. Everything you shuld need is on their website.
Click to expand...
Click to collapse
Thanks for replying, that's what I've been trying to do but the phone won't stay connected to a pc. I connect to the pc and it will disconnect within 5 seconds then reconnect disconnect just constantly doing that. I thought Maybe if I unplug the battery it may get it out of that loop but even with the battery disconnected as soon I connect it to usb it still does the same loop. It hasn't got any lights or vibrations, to look at the phone it's non responsive thee only response I can get it the computer connecting and disconnecting constantly.
idontknow0112 said:
Thanks for replying, that's what I've been trying to do but the phone won't stay connected to a pc. I connect to the pc and it will disconnect within 5 seconds then reconnect disconnect just constantly doing that. I thought Maybe if I unplug the battery it may get it out of that loop but even with the battery disconnected as soon I connect it to usb it still does the same loop. It hasn't got any lights or vibrations, to look at the phone it's non responsive thee only response I can get it the computer connecting and disconnecting constantly.
Click to expand...
Click to collapse
That mean that, your phone is waiting for flash and when it don't get it it just restart and do the same think. It happended to me when i flashed wrong twrp. Just select firmware in sp-flash tool and click download. Than plug your phone into your pc and wait for next restart. If nothing happens you will have to download mediatek drivers.
(My english is really bad, i really sorry) Hello good evening. Excuse me, did you find any solution? Did you request a guarantee from UMIDIGI? What happens is that I was charging the phone and started watching YouTube, in an instant the phone went off and did not want to turn on definitively. It does not respond to my PC or the charger.
I clarify that the entry is good, I had 40% and I set about the task of looking for more problems of this style and I found two similar to mine, and yours would be the third problem that I see of this nature. Should I contact support and ask for a guarantee? I don't know what to do. Thanks.

Old Z2 Tablet SGP512 Given All It's Got?

As the title suggests I have an old Z2 tablet that has been an absolute work horse for many years. I was using it one night and the Android OS prompted me that the device hadn't been rebooted in 28 days. So after I was done using it for the night I rebooted it. Only, it didn't reboot it just stayed off. I tinkered with it for a while and got it to show the Sony logo but then it just went dark again. The device is rooted and I have TWRP on it. So when I got it to turn on again I booted it into the TWRP recovery. I proceeded to clear the cache and also attempted to make a current backup. However, the backup would fail after running for several minutes. I decided to try backing up to an external OTG USB drive but the device needed to be rebooted to detect that the OTG USB drive was attached. So from TWRP I selected "reboot recovery".
Unfortunately that was the last time it worked. The screen will not come at all. When I hold volume+ and power it vibrates 3 times but still doesn't boot. I plugged it into the charger even though the battery charge last showed at 85%, but with the cable connected the charge light doesn't even come on. I tried plugging it into my computer but it doesn't detect the device has been connects and adb devices doesn't show anything in the list.
I read on a forum to try drying it out with a hair dryer and while the device hasn't ever gotten wet it has been humid here so I figured what the heck. Unfortunately that also hasn't resolved the issue.
Pretty much everything I've tried hasn't worked. Even the red reset button under the top panel just causes it to vibrate 3 times.
The device has been in this state for a week now. I was hoping maybe the battery would die and then I could recharge it, but since it still vibrates 3 times I'm guessing the battery still has a charge.
One thought I had is that maybe the internal storage is either dead or corrupted.
At this point I'm wondering if the device is a lost cause and I should just let it rest in peace or if there's any other solution. Even if there was a way to factory reset it from it's current state that would be better than having it be a paper weight.
Any suggestions beyond what I've already tried would be greatly appreciated. And, yes, I may look into seeing if I can get it serviced however there's definitely no warranty and I don't really want to poor money into it since it's probably time for an upgrade anyway.
Why is my phone vibrating 3 times and won't turn on? - Sony Xperia Z5
When I try to turn my phone on it just vibrates 3 times and does nothing after that, just wondering what the problem could be?? - Sony Xperia Z5
www.ifixit.com
The device vibrated 3 times, that's good, then it is off.
"Sony writes: This is how you force the device to turn off:
Press and hold the power button and the volume (+) button simultaneously until the device vibrates three times."
Did you try to put the device into flash mode after that? I think only a complete flash will bring the device back to life.

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