Interesting Problem about my old Z2 - Xperia Z2 Q&A, Help & Troubleshooting

Hello ,
I have a problem with my Z2 and I'm almost go crazy.
I dropped my Z2 but it was really soft and there is no damage. But phone doesn't work.
I put to charge and open phone see Sony name and see total charge and charging then close.
I push open button and no answer. I push hard reset ( open button and volume ) no answer.
I tried red button and when It is not in charge this button not work but if it is in charge then phone vibrate , see Sony logo , charge and then close again.
I open phone to see if there is no seen damage .
I opened sony compaion and made recovery , it saw phone and made recovery but same problem.
I need some help about this situation.
Thank you.

Hi,
An energy related problem, or the display cable may be loose. When I changed the screen of the phone a year ago, I encountered such an error. I worked for 3 days; but in the end it worked. I don't remember exactly how I did it right now. I looked at many web sites related to the motherboard. It's pretty annoying and challenging.
Bye.

gokhaan said:
Hello ,
I have a problem with my Z2 and I'm almost go crazy.
I dropped my Z2 but it was really soft and there is no damage. But phone doesn't work.
I put to charge and open phone see Sony name and see total charge and charging then close.
I push open button and no answer. I push hard reset ( open button and volume ) no answer.
I tried red button and when It is not in charge this button not work but if it is in charge then phone vibrate , see Sony logo , charge and then close again.
I open phone to see if there is no seen damage .
I opened sony compaion and made recovery , it saw phone and made recovery but same problem.
I need some help about this situation.
Thank you.
Click to expand...
Click to collapse
It seems the flat cable is broken that connects to power and volume buttons.
You can check it under the battery and see if it's cut at the edge of the frame.

darknessmc said:
It seems the flat cable is broken that connects to power and volume buttons.
You can check it under the battery and see if it's cut at the edge of the frame.
Click to expand...
Click to collapse
ok but if only this cable broken , I should open phone with red button, right ?
But with red button, I only see sony logo in charge and then turn off again.

gokhaan said:
ok but if only this cable broken , I should open phone with red button, right ?
But with red button, I only see sony logo in charge and then turn off again.
Click to expand...
Click to collapse
The red button is for force shutting down the phone. You only see sony logo then charging on screen only if you plug the charger. Try fastboot to turn on your device by writing this command:
fastboot reboot
I assumed you know how to enter fastboot.

Related

[Q] Z ultra won't turn on

Hi.
Today my Z ultra turned off while on locked screen. When I try to turn it on it is not responding and it do not respond when I connect it to the charger. I have tried to hold the power button and both the volume up and down at the same time, and it came a vibration and the Sony logo showed and it turned off again. Now that won't work either. I also tried to hold power + volume up and power + volume down. Nothing happens. When I connect it to the computer, there are a sound on the computer who tells something is connected. The sound comes again and again, but the phone does not show up on the computer.. What can I do?
Os - Cyanogenmod 11 4.4.4
Edit: I also tried the red button beside the sim-card slot.
Try connecting it to a wall charger, then press the red reset button. leave it to charge for several hours
blueether said:
Try connecting it to a wall charger, then press the red reset button. leave it to charge for several hours
Click to expand...
Click to collapse
I tried leaving it in the charger over the night with no success.. When I first connected it, the light turned red and the phone turned on, to the Cyanogenmod logo and turned off again.. Now it won't respond again..
The other thing to try is to see if it will enter flashmode or fastboot
Connect to PC
Hold the vol. up key
Press the hard reset button
blueether said:
The other thing to try is to see if it will enter flashmode or fastboot
Connect to PC
Hold the vol. up key
Press the hard reset button
Click to expand...
Click to collapse
It won't enter either flashmode or fastbootmode :/
Skanin said:
It won't enter either flashmode or fastbootmode :/
Click to expand...
Click to collapse
I suspect that either the battery or it's controller are dead, can you get warranty on it? They may not take it with not stock firmware on it...
You could try the rubber band trick:
Setup flashtool to flash a FTF
Connect the phone like normal, but have a rubber band around the vol down key.
Leave for <insert_random_large_nubber_here> hours
It may just randomly flash.
The next suggestion is to buy a battery off ebay and replace it your self
blueether said:
I suspect that either the battery or it's controller are dead, can you get warranty on it? They may not take it with not stock firmware on it...
You could try the rubber band trick:
Setup flashtool to flash a FTF
Connect the phone like normal, but have a rubber band around the vol down key.
Leave for <insert_random_large_nubber_here> hours
It may just randomly flash.
The next suggestion is to buy a battery off ebay and replace it your self
Click to expand...
Click to collapse
I have a warranty on the phone, although when the bootloader is unlocked it may be broken? Isn't it so? But I can try getting it fixed.. Thanks for your help
blueether said:
I suspect that either the battery or it's controller are dead, can you get warranty on it? They may not take it with not stock firmware on it...
You could try the rubber band trick:
Setup flashtool to flash a FTF
Connect the phone like normal, but have a rubber band around the vol down key.
Leave for <insert_random_large_nubber_here> hours
It may just randomly flash.
The next suggestion is to buy a battery off ebay and replace it your self
Click to expand...
Click to collapse
Now there are something happening! I left the phone in the charger for 2 days and now the led light started to light up red. Although when I move the phone around, the light becomes weaker/stronger or turns complete off. It still won't boot into fastboot or flashmode and the reset button does not work either..

[Q] Boot looping Z2 wont turn on or go into recovery mode.

Hi, I think i have a unique problem with my phone. I dropped my Sony xperia Z2 from knee height and now it will not turn on. The battery was on 70% when i dropped it.
If i try to boot it into recovery or download mode, it doesn't work either, it just doesn't power on.
Now the odd thing is, when i connect a charger to the phone, the notification light turns on and flashes a red color. The phone turns on very briefly displaying the Sony Xperia Logo before turning back off again and this happens repeatedly. This leads me to believe that the issue is to do with the software and not the hardware. If this is the case then i feel as though the problem can be fixed without having to open the phone.
Do you guys have any idea what the problem is? or what can be done/tried to fix it?
Just to add, i tried to push the red reset button down which is located next to the sim card holder. This achieved nothing.
Any Help is much appreciated.
Thanks
Hold the reset keys till it vibrates 3 times
Volume up + power
Or red key under the left flap
Once this is done try powering on your device and it fails to work then flash a FTF or try to
If this fails then you have done some damage to your device hardware and you need to contact a repair centre

[Q] Phone will no longer boot

Hello guys, it seems I've been a bit stupid and dropped my z2, the phone will no longer boot. I've connected the phone to the wall charger thinking my battery was just dead, as I had left the phone for a while as it had slipped out of my laptop and I thought nothing of it.
The phone will display the sony boot screen however the phone will just restart, I've tried to reset the phone by holding down the power volume down buttons but that doesn't seem to have done anything. I tried the red button where the charger is but that hasn't done anything.
Does anyone have any ideas?
Thanks, Pineapple
mr. pineapple said:
Hello guys, it seems I've been a bit stupid and dropped my z2, the phone will no longer boot. I've connected the phone to the wall charger thinking my battery was just dead, as I had left the phone for a while as it had slipped out of my laptop and I thought nothing of it.
The phone will display the sony boot screen however the phone will just restart, I've tried to reset the phone by holding down the power volume down buttons but that doesn't seem to have done anything. I tried the red button where the charger is but that hasn't done anything.
Does anyone have any ideas?
Thanks, Pineapple
Click to expand...
Click to collapse
Try to flash a stock rom via flashtool, maybe it helps
maddboss said:
Try to flash a stock rom via flashtool, maybe it helps
Click to expand...
Click to collapse
The phone won't connect to the PC so how would I be able to reflash it? Also it seems once the charger is out the phone will no longer boot
hardreset your device by holding down the red key under the left flap
try again connecting to PC in flashmode
Envious_Data said:
hardreset your device by holding down the red key under the left flap
try again connecting to PC in flashmode
Click to expand...
Click to collapse
Tried that but it didn't work so I just took the phone back to the shop for a RMA

Z2 tablet death

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

Phone won't Power up need help

Bought Elephone P9000 for her indoors, when she switched the phone on initially there was a test screen which baffled her so she switched the phone of and left it for me. Now the phone will show that it is charging and the battery image will show on the screen. However the phone will not power on. I have tried the power button and starting via the Hard Reset buttons and nothing is appearing on the screen. Any suggestions as to how to rectify this problem?
Hi.
Is it possible to boot recovery? Hold vol+ and power.
Greetings
Vsrookie
Sent from my P9000 using XDA-Developers mobile app
no it wont do that
BigBadBaz86 said:
no it wont do that
Click to expand...
Click to collapse
Try flashing a stock ROM using SP Dlash Tools.
Stupid question, but have you disconnected from power before trying to turn on? It seems to show battery every time I try to turn on with power connected but turns on fine with a 3 second hold of the power button once charger is disconnected.
My phone won't power up, too. It is just showing the elephone logo. Is this the case for you, too?
I.have the same issue. Vol and.Power.buttons do not.do thing. if the charger is plugged in, a green egg timer appears.for a few.seconds, but the phone does not power up/ switch on.
Any ideas anyone?
soloution
Thanks guys!!! :good:http://forum.xda-developers.com/elephone-p9000/how-to/how-to-guideline-install-mtk-drivers-t3344042 following the thread on here a going through in instructions step by step was a great help and help me sort out tis problem for anyone still having issues. phone works great now she loves it
Does anyone knows if the connector on power button is cut off (the flex cable for power and volumes buttons), the phone will not charge anymore?
The phone stop charging or power on, I opened the back cover carrefully and observe that this flex cable is broken.
Got my new Elephone S7 today. Had some charge in the battery from factory but that went fast and now dead.
Will not charge. Have tried all the obvious fixes ( cleaned port, diff charger, diff outlet).
Cant reboot cause it is dead. Any help please!!!
1725Libertyroad said:
Got my new Elephone S7 today. Had some charge in the battery from factory but that went fast and now dead.
Will not charge. Have tried all the obvious fixes ( cleaned port, diff charger, diff outlet).
Cant reboot cause it is dead. Any help please!!!
Click to expand...
Click to collapse
this forum is for elephone p9000 not s7.. post questions in elephone forum website or the right xda device thread(if theres one..)
Connect it with a PC through a branded USB Cable and then press power or POwer+Vol button it will show you some messages on screen.
My Elephone S7 shows boot Mode and the cursor keep on scrolling from Top to Bottom.
I think you may have some problem like the same.

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