Power,Volume and camera buttons have all stopped working... and now the phone is off - Xperia Z3 Q&A, Help & Troubleshooting

The title is pretty self explanatory. Noticed when i woke up that neither the power, volume or the camera buttons work. They still clicked when pushed but no function beyond that. The phone its self still worked before i pressed the yellow reset button next to the sim card slot. when i pressed the yellow reset button the phone vibrated and turned off, never to come back on. When i plug it into a charger it still has the LED light except its off so i cant just press the power button to turn it back on. When plugged into the computer, then computer recognises that a device has been plugged in (makes the dun-duh! sound) but the phone is not recognised by either the PC companion or Sony EMMA. Same deal with pulling it into a mac. The Sony mac companion program pops up automatically , it says it does not have any device connected, despite it popping up when i plug my phone in...Ive put adb on my computer and tried adb reboot but again it does not recognise the phone while its off. Is there anything i can do to fix this phone or at least turn it back on? I've spent enough on getting this phone prepared as it is so a DIY fix would be great.any help at all would be much appreciated, thanks

I too am having issues while restarting my z3 after switching power key does not works.
It boots only when I connect it too my pc (still dead) and then press the yellow button(try the yellow button before connecting the pc too),but all the hardware keys works perfectly except the power which is just functinal.

khanjunaid said:
I too am having issues while restarting my z3 after switching power key does not works.
It boots only when I connect it too my pc (still dead) and then press the yellow button(try the yellow button before connecting the pc too),but all the hardware keys works perfectly except the power which is just functinal.
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Click to collapse
No luck unfortunately. When i plug it into the computer the Sony logo pops up and goes to the charging screen. When i press the yellow button just after plugging it in it just restarts and does the same thing. Thanks anyway

That's exactly what happened to my phone last time,managed to get it started after some random trials ( it started using the normal power key after removing it from pc & letting it rest for some time)
Keep me posted if u manage to solve it.

khanjunaid said:
That's exactly what happened to my phone last time,managed to get it started after some random trials ( it started using the normal power key after removing it from pc & letting it rest for some time)
Keep me posted if u manage to solve it.
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Click to collapse
Will do, I've gotten in contact with the sellers and they are happy to inspect the phone for warranty claims to see if I've done anything to it to trigger the breakage, so ill be sending it off tomorrow . You may not be able to answer this but i might as well ask, I got a whole screen replacement for the phone a few months ago as i had dropped it and the screen had smashed etc. The screen replacement all went well. Do you think the re sellers will know/care that the screen has been replaced? Will it impact upon my warranty claim? I don't plan on telling them I've gotten the screen replaced but I'm just worried they'll find out and say my warranty has been voided.

I replaced my phone's speaker from 3rd party,right after that I am having problem to restart the device.
I think Your warranty is probably gone.
Try to flash Ftf file,i didn't cause I don't wanna loose my root.(changing between roms help a bit)

when you open the phone and remove the battery, you can see like some flat wires. those connect all your buttons, screen, loudspeaker and other things to the motherboard. I'd say that the problem is in this flat wires if the buttons do not work. It can be changed but don't try it if you do not have some practical skill since the z3 is not really an easy phone to repair, it's all glued >.<
ps.
this is what i'm talking about, to be clear: http://www.ebay.it/itm/FLAT-FLEX-TA...008493?hash=item2c9efe04ad:g:4QkAAOSwyQtVt5MY

Related

[Q] No Light On Screen, Keyboard Or Buttons

Hey guys.
I have an interesting problem. My Fuze battery drained a few days ago. After I plugged it back in and booted the phone, there is no light on the screen, keyboard or the button and no charging like shows up on the center circle.
After plugging it into the wall and powering it up, i can hear the phone booting. Once booted i can call the phone from another phone, the phone ring and I can press the talk button and take the call/press end to end it.
I tried doing a (blinded since there is visual light) hard reset (stylus/power button/volume button down/up combo) but unfortunately I have one of the EnergyROMs where the volume button functionality was not working so i dont think .
I also tried plugging the phone into USB to see if i can flash another rom, but the computer does not even recognize a device has been plugged in (even if tried searching from it using device manager)
Searching the posts have not yielded any information. Should I consider this phone dead?
Ali
Do a search on the MTTY tool, this might be able to connect & hard reset the device. Keep playing with it, you may get lucky or get some better advice soon ! Good luck

Just flashes on startup. Black Screen

I got an HTC One S from a friend who got it from another friend. I don't have any history on the device. He gave it to me to fix because I'm the only Android user he knows and his phone won't start.
If I keep the power button pressed, the capacitive buttons flash exactly 15 times and occasionally the phone vibrates. I don't have a One S so not sure if that indicates that phone was started or shutdown.
Neither fastboot devices not adb devices shows the device. But every once in a while when it vibrates, if the phone is connected to the PC with a USB cable, it beeps - like it's connected. I don't see Android Phone in Device Manager. But I see a MTP USB Device with a yellow exclamation mark. Uninstalling and reinstalling HTC Drivers didn't fix the problem.
I have tried Power+Volume Down key. Shining a torch on it (seemed to work for a few people), keeping it plugged into the mains for 3 days, kept it in the freezer for 2-3 minutes (also seemed to work for one person).
I think when I first got the phone and plugged it into the mains, I saw a red charging light. But I may be mistaken. In any case, there is no light anymore indicating charging. But I don't think that's the problem.
I have no idea whether the device is bricked or not. And if there is any way to fix it. Samsung has Odin which makes any Samsung phone practically unbrickable. I haven't used any HTCs since the G1 so have not been in touch too much with the HTC development. But from reading, it seems that messing around with Romming with S-ON can cause the phone to be bricked. And perhaps that's what my friend or his friend did. Does this sound like that's what could have happened?
Thanks for any pointers.
I dont think the device is bricked. its just a little harder to press the power and volume down when you see the buttons flashing.
just check and do these steps.
connect the mobile to charger and see if the orange light comes and stays on
if the orange light is there, press the power button and keep your finger ready near the volume down button
you should keep the power button pressed and as soon as the orange light disappears you should press the volume down button until you end up in boot loader screen
give this a few tries and see if the device boots up in bootloader
ayyu3m said:
I dont think the device is bricked. its just a little harder to press the power and volume down when you see the buttons flashing.
just check and do these steps.
connect the mobile to charger and see if the orange light comes and stays on
if the orange light is there, press the power button and keep your finger ready near the volume down button
you should keep the power button pressed and as soon as the orange light disappears you should press the volume down button until you end up in boot loader screen
give this a few tries and see if the device boots up in bootloader
Click to expand...
Click to collapse
The problem is that I no longer see any light at all when I connect the phone to a charger. It's probably fully charged. Would that show a green light? If so, that's not visible either. I have a feeling that the bootloader has got wiped out or something.
I read in one post that the phone may be stuck in the QHUSB-DLOAD mode.
So I followed the steps in http://unlimited.io/qhsusbdload.htm. But that didn't help. I don't remember the exact statement since I was running an Ubuntu Live CD. But the gist was that it couldn't connect to the phone so presumably it's not stuck in QHUSB-DLOAD mode. Although the site states that it will NOT fix QHSUSB_DLOAD issues encountered by flashing ROMs - which may well be what may have happened.
I understand that running an RUU for the HTC One S may set it back to factory state. But for that I need fastboot to work.

[Q] Kolina K100+ dead - help needed

Hello,
[admin; if this post is more appropriately placed somewhere else in the forum, then please move it]
Before giving up on my cellphone and resort to ordering a new one I'll ask for help here too.
Phone is a Kolina K100+ (chinese phone) running android 4.2. It is rooted but it is still running stock ROM (to my knowledge, I bought it new and have not tinkered with the ROM).
Current situation is that the phone is completely dead.
Dead as in turned off, does not light the LED when inserting the charger cable, does not react to any button presses, or combination of button presses.
I have actually no idea what have caused this situation. Granted, the phone has accidentially been dropped twice the last week but it did not turn itself off at any of the occasions. Yesterday, I noticed that the phone had turned off and I tried to turn it on. After a while I got it to go at least to the boot screen but after having to put it away (was actually standing in a line and it was my turn...) it was dead when I was able to reach for it again and after that the phone has been completely dead.
When connecting the USB cable to the computer the computer detects an unknown USB device but cannot seem to install any drivers.
Button combinations I have tried;
- power on button
- long press (~1minute) on power button
- volume down + power button
- volume up + power button
- volume up + volume down + power button
- home button (touchscreen button that is) + power button
...no luck with either combination, no reaction at all from the phone.
I have also managed to pull off the back cover from the phone and was able to disconnect the battery connector and let it lay completely powerless for a few hours before reconnect the battery to the phone and reassemble the back cover.
Any suggestions on if there are any other measures I can do or if there is something I have overlooked in trying to resurrect it?
same problem here phone just stop work i dont know why .
malamas said:
same problem here phone just stop work i dont know why .
Click to expand...
Click to collapse
Do you still have the phone? I would buy it! I need the LCD but I could not find any...
Oltcit said:
Do you still have the phone? I would buy it! I need the LCD but I could not find any...
Click to expand...
Click to collapse
sorry im late. i have the phone like a new contition . if you like to buy i give you but im live in greece

Power Button Issue

Good day guys.
I suppose most of hammerhead owners are familiar with the issue of the power button.
Well I'm beyond that. I accidentally dropped my phone from a 2 meter high spot, fortunately my case is strong, but since then I experienced a very weird issue, I didn't find anything similar online.
So my issue is that the phone reboots, but how's that different from the common issue?
Well when charging or plugged in it doesn't reboot. When a task such as music playing while not plugged (even silently, which is my solution for now), the phone doesn't reboot. But if there's no task running, if you press the power button putting phone to sleep, if the sleep lasts 2 seconds or more the phone immediately reboots.
There's no bootloop or anything.
I know the issue needs my to open the phone and fix the button, but I wonder why only while unplugged only.
Thanks for your time
I had this same problem. I immediately enable usb debugging, then ripped out the power button. before i ripped it out, it got stuck and was rebooting like yours was. now, if I want to turn it on, all i do it connect it to my pc while holding the volume down button (this accesses the bootloader), open cmd on PC, fastboot reboot, and its on. Sadly, this was the only way for me to continue using the phone. Such a good phone.
momostarz said:
I had this same problem. I immediately enable usb debugging, then ripped out the power button. before i ripped it out, it got stuck and was rebooting like yours was. now, if I want to turn it on, all i do it connect it to my pc while holding the volume down button (this accesses the bootloader), open cmd on PC, fastboot reboot, and its on. Sadly, this was the only way for me to continue using the phone. Such a good phone.
Click to expand...
Click to collapse
That's sad to hear, sorry about that.
Well my power button is functioning normally, I use it without any issues, I don't understand this problem.
HernandezGFX said:
That's sad to hear, sorry about that.
Well my power button is functioning normally, I use it without any issues, I don't understand this problem.
Click to expand...
Click to collapse
You said you dropped your phone and started experiencing weird things. It's hardware. Your power button might be messed up. Replace the power button (needs to be done professionally.)

Black screen issue, i can't restart the phone

Hi! I'd like some help.
I have a Samsung Galaxy S10e (SM-G970F).
The power button is faulty, I got it back from service yesterday, unfortunately it was not repaired because the device is rooted.
Before I handed it in for service, I was able to turn it on without the power button (download mode -> restart), but now the download mode is not available either.
And it doesn't indicate charging either, the display is completely black at all times.
Yesterday the computer recognized it as a drive, but it showed only one TWRP folder. Today, unfortunately, the computer does not even recognize it, nothing happens when the usb cable is connected.
Is it possible that the device has remained in some service mode?
Somehow I would have to reboot or get into download mode, I just don’t know how..
So now:
The display is completely dark.
It does not respond to buttons.
The power button is broken.
It does not indicate charging.
The download mode does not start.
The computer does not indicate a usb connection.
The adb doesn't see either: error '(null)' not found.
What can I do?
Probably is bricked by the shop you leave to repair, get back to them
meetlicious said:
Probably is bricked by the shop you leave to repair, get back to them
Click to expand...
Click to collapse
Thanks for the suggestion.
I can't go back to the service now, I made a complaint in writing before yesterday about this, the investigation time is 30 days.
However, I have new news about the device.
I realized that the device itself works, only the display is always dark.
I disassembled, unplugged the battery from the motherboard, and switched back to download mode and Odin recognized it.
I managed to update the software on it, the device restarted fine, only the display is completely dark.
The computer already recognizes it, I can give a command via adb, and I can hear the volume button when pressed.
The only problem is that there is no picture on the display.
I reconnected the display connector to the motherboard, but that wasn't the problem.
When the power is off, the display does not indicate that the charger is connected.
Does anyone have any idea what else I can do?
Try this command (It toggles the display on and off ):
adb shell input keyevent KEYCODE_POWER

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