Xperia T Flashing red light - Sony Xperia T, TL, TX, V

Hello i have problem with xperia T, my phone wont charge, it doesnt show the red light, but giving signs of life, when i put it on charger with lock power button it blinking red light for the moment and then stop and disappears, any suggestions ?

jasiowroc said:
Hello i have problem with xperia T, my phone wont charge, it doesnt show the red light, but giving signs of life, when i put it on charger with lock power button it blinking red light for the moment and then stop and disappears, any suggestions ?
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Just plug it in to the wall charger and let it sit for a while (30 mins?) to get some juice. It may not look like it's doing anything... but just be patient and see what happens. Then try to turn it on... it should be fine.

i tried this man, i dont know what's wrong

Are you using the stock wall charger that came with the phone?

yep that one.

charge it at least overnight, but preferably 24hs it will come to life eventually. This has been reported often and charging for a prolonged time makes it work again.
Sent from my LT30p using xda app-developers app

Related

Charging issues

Hello guys, sometimes I leave my phone fully discharged and when I connect it to my laptop to charge it, a small light appears next to the USB port, but I don't know the meaning of this light, because I try to turn on the phone but it doesn't, so I have to use a wall charger to charge the phone.
So, what's the meaning of this light ? do you think my phone is really charging when this small light is turned on ?
Thanks for your help guys.
melequicho said:
Hello guys, sometimes I leave my phone fully discharged and when I connect it to my laptop to charge it, a small light appears next to the USB port, but I don't know the meaning of this light, because I try to turn on the phone but it doesn't, so I have to use a wall charger to charge the phone.
So, what's the meaning of this light ? do you think my phone is really charging when this small light is turned on ?
Thanks for your help guys.
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A usb charger has a low charging rate and you would have to leave it on the usb charge for a while to get it charged up enough to boot. If the white light is on it is charging. My phone will act the same way if I plugged it into the usb on my computer and the phone is dead
Sent from my DROID3 using XDA
The few times the light came on for me, it was when I let it go flat, then put it on a charger, but it didn't yet have enough juice to power back up. Once the battery had a few % back in it, the light went off. I think it's just there to let you know that even though it won't turn on yet, it's still charging.
yes, the white LED is there to say something like "hey, i'm not dead, i'm just really, really, really tired, so don't worry and don't send me to assistance!" more or less

Soft Brick?

I was flashing my Xperia T with flash tool and there was an error. Now I can't turn on my phone. The red led is blinking while trying to power it on. Vol up + power on also doesn't work (red led blinkinking). When connecting to pc flashtool stops on "For 2011 devices line, be sure you are not in MTP mode". What can I do?
First try to charge it for a few hours to see if it comes back, then you can try to repair via PC Companion or flash again
Sent from my LT30p using xda app-developers app
Already tried that and it's the same.
Yur battery is empty. You need to recharge. So open phone take battery out and charge it external. When battery is full just flash normal.
That is the reason why you should only flash if battery > 50%
Bin4ry said:
Yur battery is empty. You need to recharge. So open phone take battery out and charge it external. When battery is full just flash normal.
That is the reason why you should only flash if battery > 50%
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He has a T so the battery is not removable....(Not without difficulty anyway)
Just leave it plugged in for several hours, or even better overnight. That should do it, and if it does not, then try and remove the battery
Now the red led is switching on/off every few minutes while on charger.
Just leave it it will boot soon
Sent from my LT30p using Tapatalk 2
I have opened the back cover, disconnected the battery and after few minutes i have put the phone on charging. Red light appeard but after a while it went off again so i have measured the voltage. It's going from around 3.08V (red led off) to about 3.25V (red led on) and after that point red led is off, the battery is discharging and the process starts again. What can I do?
when did you do this?
Did you follow the advice above? In all cases I have heard of this leaving the phone on charge for 24 hours has fixed it. Plug it in, leave it alone, come back tomorrow and try to turn it on. (Maybe even hole power and volume up together untill it vibrates 3 times and then turn on)
Yes, I was charging it more than 24h and it was the same. I think I need to charge the battery external.
give it a go, and if you have the battery off you may even try and change it.
Thats what i told you. You cannot leave it charging. Chargemon is a software which can only start idf ROM is ok.
Just takr out battery and buy a cheap chinese external charger. I know R has builtin battery but it is no problem at all.
You REALLY have to charge it with external charger or another Phone with working software
Sent from my C6503 using xda app-developers app
I will charge it today. Hope it will work :angel:
http://forum.xda-developers.com/showthread.php?t=1849170
BreckZeBoulay said:
http://forum.xda-developers.com/showthread.php?t=1849170
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I've followed the instructions but my battery is flat. It's charging to 3,25V and that's all.
http://www.youtube.com/watch?v=4YeDFbw4aeE
This guy is boring but this helped me out with my last phone with the same situation
Sent from my LT30at using xda premium
It's already charging. I have experience in electronics so it wasn't a problem Now I need to check the voltage as not to overcharge.

Xperia T not charging occasional boots

I hate making new threads but I just had to:
Okay so first my problem:is that the phone is dead. I used it till it drained and now it refuses to start. The red light comes on but battery does not seem to charge fast enough and once it acquires the minimal charge, it spontaneously reboots and wastes that battery. Then I am back to square one. This keeps on happening. It has become really annoying.
I have read many threads. Actually I spent the last two hours or so trying various things. So if someone can tell me a solution, it would be great!
Any help is appreciated because I am helpless right now.
The first thing to do/try is to charge it for at least 24hs without touching it, just let it charge. Then try to turn it on.
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Mad Marty said:
The first thing to do/try is to charge it for at least 24hs without touching it, just let it charge. Then try to turn it on.
Sent from my LT30p using xda app-developers app
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I tried. It charges a little and it turns itself on and burns out the charge. But I fixed it! After a lot of time!
Thank you for your interest. I will hit thanks later since I am on my limit.
thedisturbedone said:
I tried. It charges a little and it turns itself on and burns out the charge. But I fixed it! After a lot of time!
Thank you for your interest. I will hit thanks later since I am on my limit.
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I've got this exact problem and I've tried all the 'fixes' google has to offer and none work. When I plug it in to charge no light comes on the only way to get it to charge is to hold VOL UP while pressing the Power button. You then have to hold the power button down to keep the charging light lit. However, once it has enough juice to boot it does just that (because the power button is held I guess) It boots all the way into Android and then shuts down because it does not have enough power (and isn't detecting the USB power).
How did you fix yours?
EDIT: FYI My Xperia T has not been rooted and is running the latest official firmware 4.3.
Charge for at least 24hrs with the original wall charger
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Mad Marty said:
Charge for at least 24hrs with the original wall charger
Sent from my LT30p using xda app-developers app
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OK I've tried that and it's still not charging (no red light). The battery is definitely flat as I get no lights at all when pressing the power button without it being connected to power. I can only get the power light to come on by holding the power button. It's been sat here connected to the charger for 2 hours. Going to try the rubber band trick again (holding the power button down).
2 hours charging is definitely not long enough. Just let it charge for 24 hours and don't mess with it in the mean time.
Sent from my LT30p using xda app-developers app
Quexex said:
OK I've tried that and it's still not charging (no red light). The battery is definitely flat as I get no lights at all when pressing the power button without it being connected to power. I can only get the power light to come on by holding the power button. It's been sat here connected to the charger for 2 hours. Going to try the rubber band trick again (holding the power button down).
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OK I got the usual power up and instant power down because of low power. However I've banded the power button and the Vol Up buttons and it appears to be accepting charge without starting the phone. I'm going to leave it charge overnight hopefully it wont continuously boot cycle... Balls as I wrote this it had been charging for the longest time yet (about 40 mins) still not enough to get ti to boot android without instantly shutting down
Mad Marty said:
2 hours charging is definitely not long enough. Just let it charge for 24 hours and don't mess with it in the mean time.
Sent from my LT30p using xda app-developers app
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It did charge for 24Hours no change, so then I tried (as advised elsewhere) to charge it again this time I waited 2 hours expecting the red light to come on but nothing...
The advice was charge for 24hours - no light shows as the battery is now discharging. The battery was totally flat this afternoon (no blinking lights when pressing power). Then disconnect the power and try and charge it, it should now show it's charging but it never did, maybe I should have waited longer.
Quexex said:
It did charge for 24Hours no change, so then I tried (as advised elsewhere) to charge it again this time I waited 2 hours expecting the red light to come on but nothing...
The advice was charge for 24hours - no light shows as the battery is now discharging. The battery was totally flat this afternoon (no blinking lights when pressing power). Then disconnect the power and try and charge it, it should now show it's charging but it never did, maybe I should have waited longer.
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OK the final 'fix' I found while googling this was to take the back off and disconnect the battery. This seems to have worked immediately my phone showed a red light and then booted up showing the battery charging symbol on screen - a welcome sight!

Red light and nothing...

Hi guys,
I have a very strange problem. My Xperia Z was discharged and when I was connect it to charger the I've got permanent red light. Even after disconnecting from the charger the red light still occurs. I cant turn on the phone!! Please help!!!
Just keep it on the charger for a few hours,it should spring back to life:laugh:
This happens cuz there isn't enough charge left in the battery for the screen to turn on(maybe,i think so) and show the battery meter.When it gets recharged to a certain level(around 1%) it will hop back to life.
Yes, true. Strange bug...
Sent from my C6603 using XDA Premium 4 mobile app

htc one not charging.....:(

helo again guzzz .....I got myself into another problem ....my htc one is not turning on..it shows red light when I connect to charger but it does not show solid light...I tried all button combinations n light trick also...wht to do..?
jaspreet4140 said:
helo again guzzz .....I got myself into another problem ....my htc one is not turning on..it shows red light when I connect to charger but it does not show solid light...I tried all button combinations n light trick also...wht to do..?
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Blinking red light, while the phone is in the charger?
jaspreet4140 said:
helo again guzzz .....I got myself into another problem ....my htc one is not turning on..it shows red light when I connect to charger but it does not show solid light...I tried all button combinations n light trick also...wht to do..?
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You might wanna try another usb cable or another charger. Just in case one of them is broken. I had that a while ago and discovered that it was my cable. Good luck,
I sometimes have the same issue. I wake up in the morning just to find out that my HTC one hasn't charged although the charger is connected and the led is red.
Try this:
Try resetting the charging mode like this:
1. Turn phone OFF
2. Let charge for AT LEAST 10mins even if it doesn't look like it's charging
3. Press and hold POWER + VOL UP + VOL DOWN for AT LEAST 2mins. Anything less will not reset the charge mode.
4. After 2mins release the buttons and the phone should boot as normal.
re
sry guzzz ....nothing is working ...only red blinking light and after sometime a fade light battery icon comes n light becomes solid but it don't turn on thn......and after sometime blinking start again.....
Actually you phone's battery went down to the lowest level. You need to charge it for more than 4hrs.
When my ph switches off due to low battery and stays off for long time, then when i plugs charger, red led starts blinking for some time. After that it goes solid
Sent from my HTC One using Tapatalk
re
I actually have charged it whole night but no luck..........some water has gone inside it and after that it worked for 30 min then battery goes to 0% n it shuted down...........
jaspreet4140 said:
I actually have charged it whole night but no luck..........some water has gone inside it and after that it worked for 30 min then battery goes to 0% n it shuted down...........
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So, do 1 thing. Take a transparent plastic box and pour rice in it and put ur phone in that box in that way so that your phone is covered by rice from all sides. Close the box from the top tightly.
Stay the phone in it for overnight. Next morning, take out your phone and plug the charger and check.
Actually, i read on gsmarena that water damaged phone can easily restore with the help of rice because rice soaks the water from phone.
Sent from my HTC One using Tapatalk
Or put Rice in a plastic bag with Phone and seal the bag works too
Sent from my HTC One using XDA Free mobile app
Here's how I fixed my phone with the same issue after I left mine outside in the rain. I tried this:
1. Turn phone OFF
2. Let charge for AT LEAST 10mins even if it doesn't look like it's charging
3. Press and hold POWER + VOL UP + VOL DOWN for AT LEAST 2mins. Anything less will not reset the charge mode.
4. After 2mins release the buttons and the phone should boot as normal.
No luck here. So finally I did this.
1. Took back cover off very carefully.
2. Unscrew battery screws from motherboard. There's only 2
3.. cleaned all connectors from battery.
4. Screwed it back together.
Now my battery charges correctly.
Recalibrated battery. So far all is good.
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