Lenovo Zuk Z2 won't Charge. Battery is dead - Lenovo ZUK Z2 (Plus) Questions & Answers

Hello everyone. My Lenovo Zuk Z2 battery have died and it won't recharge.
When I plug in the charger the bottom of the phone get really hot. at the top of the phone there is a white light that just blinks. the phone does not turn on.
I tried connecting it to my laptop but i only get the message that the usb does not recognize the device.
I would really like to get my data off the phone if it cannot be fixed.
Please help!

Hi there this happened to me to. On its first day so I am sending back the phone.
Any possibility you used quickcharge 2.0 charger? I read this is a problem for the phone and the dedicated chip is broken in the phone what needs to be replaced.

Something similar happened to me too. My phone had switched off after the battery got low and when I tried to charge it, the white LED would blink, the charge symbol would show up at 0%, then the phone would vibrate and the cycle would repeat. I realized the problem was I was using not using the original USB-C charging cable. I had bought an additional usb-c "fast-charging' cable and I was charging using that. Once I switched back to my original cable, all was good.

Might be some hardware failure. Hardware Repairs will probably be necessary

Same problem guys tried using the original cable please helpppp
Sent from my Z2 Plus using Tapatalk

Lenovo Zuk Z2 won't Charge. Battery is dead
gothamcity said:
Something similar happened to me too. My phone had switched off after the battery got low and when I tried to charge it, the white LED would blink, the charge symbol would show up at 0%, then the phone would vibrate and the cycle would repeat. I realized the problem was I was using not using the original USB-C charging cable. I had bought an additional usb-c "fast-charging' cable and I was charging using that. Once I switched back to my original cable, all was good.
Click to expand...
Click to collapse
How you solved this issue? same happening with me as well

Joined just to post this.
I followed the advice from this:
SOLVED: Phone won't accept charge/turn on - Lenovo Phone
FIX YOUR PHONE Remove the cover and then disconnect the battery and hold on power key then charge the phone without battery for 7 sec and then clean the battery plugs not with water dry cloth and then connect your phone this is because of a minor power failure in motherboard and keep the...
www.ifixit.com
different phone, but it worked.
Basically:
disconnect battery
hold power button down for 7 seconds
reconnect battery
charge like normal
I don't know how long this fix works, but hopefully long enough for you to rescue your important stuff.
Good luck.

Related

what does mean a very fast flashing red led

hey guys i just bought a new battery for my jasjar, the phone isnt booting even if the charger is plugged in, it only boot for like 6 seconds before it turn off again, even if i charged the new battery for 10 hours, even there is no orange led tell that the battery is charging... i plugged the phone into the USB cable with the pc and a fast flashing red light comes from the led (like 3 flashes per second) so what is the problem? is the new battery damaged or what? please help
djgaby said:
hey guys i just bought a new battery for my jasjar, the phone isnt booting even if the charger is plugged in, it only boot for like 6 seconds before it turn off again, even if i charged the new battery for 10 hours, even there is no orange led tell that the battery is charging... i plugged the phone into the USB cable with the pc and a fast flashing red light comes from the led (like 3 flashes per second) so what is the problem? is the new battery damaged or what? please help
Click to expand...
Click to collapse
In all probability you have received a deffective battery. Please obtain a replacement or refund.
djgaby said:
hey guys i just bought a new battery for my jasjar, the phone isnt booting even if the charger is plugged in, it only boot for like 6 seconds before it turn off again, even if i charged the new battery for 10 hours, even there is no orange led tell that the battery is charging... i plugged the phone into the USB cable with the pc and a fast flashing red light comes from the led (like 3 flashes per second) so what is the problem? is the new battery damaged or what? please help
Click to expand...
Click to collapse
red light means extremely low batt.....guess your battery is faulty
i got the same thing.
and no it's not the battery.
it's the charging circuit on the main hardware isn't working.
open your phone and check the five small wires that they connect the mini usb to the main mother board, one of them must be cut.
Ninlour said:
i got the same thing.
and no it's not the battery.
it's the charging circuit on the main hardware isn't working.
open your phone and check the five small wires that they connect the mini usb to the main mother board, one of them must be cut.
Click to expand...
Click to collapse
so, is there a solution to this? or there really is nothing more for the device but the trash bin or for spare parts?
Have you tried this?
http://wiki.xda-developers.com/index.php?pagename=UniversalBatteryIssue
If you already replaced the battery and nothing, and you want to get rid of dear Uni place it for sell in parts on marketplace, a lot of people will go for it!
djgaby said:
hey guys i just bought a new battery for my jasjar, the phone isnt booting even if the charger is plugged in, it only boot for like 6 seconds before it turn off again, even if i charged the new battery for 10 hours, even there is no orange led tell that the battery is charging... i plugged the phone into the USB cable with the pc and a fast flashing red light comes from the led (like 3 flashes per second) so what is the problem? is the new battery damaged or what? please help
Click to expand...
Click to collapse
I had exactly the same thing with my old battery,after my try to discharge it with a lil electro-motor. then i found a post of a guy with the same thing,who fixed it-by "zapping" the UNI battery with a 9V battery,connecting + to + and - to -,for a few second. I tried it without thinking twice. It worked for me. Dunno how and why,but it did. I use the battery again,normal. But beware,it is dangerous to play with this type of battery,it can explode. Do a search on this subject and you will see
I agree with keeping_sg
how long have you left your uni on the charger?
just plug it in and leave it on the charger all night and see what happens.
I bought yesterday a 4800mAh battery from Hong Kong... 10 euros included shipping + FREE black back cover
Good battery life but still prefer to carry 2 original sized batts rather than get that big one, making even bigger our Uni
Respectfully,
Yes, that absolutely means your battery is dead. Try charging for a few more hours and then turn on your PocketPC. If the error persists, try changing the battery.
Regards,
Carty..
Yes, that absolutely means your battery is dead. Try charging for a few more hours and then turn on your PocketPC. If the error persists, try changing the battery.
Regards,
Carty..

Broken USB/charging port?

I'm not sure if this is the right place to ask this, please excuse my ignorant.
I have an EVO that won't charge. I've read a lot from Google search results that this is a common problem among many users. However, the port seems to be working, because my computer will recognize the phone and storage when I plug it in. The charge led will come on, and the indicator on the phone will say that it's charging, but the phone is actually only discharging while plugged in. Eventually the led will turn itself off, and the phone stops telling me that it's charging when the battery is down to its last drop.
I hope that someone with similar problem can help me with fixing this, or if anyone cause tell me if it's possible to fix? I want to send it in to HTC since I think the phone is under warranty, even if I don't have the protection plan from Sprint? The problem is the touch glass is cracks, and I don't know if they'll fix the USB port without saying that I broke it and won't cover that under the warranty. I want to buy a new screen and replace the broken one, but if I open up the phone it would void the warranty as well...
So I'm stuck with a discharging phone, cracked screen, and having to carry around 3 separate batteries everyday, and I have no idea what step I need to take.
Please help?
Have you tried plugging it into another charger? It may just be the charger that is screwed up. If this behavior pattern is consistent across multiple chargers then you may want to talk to Sprint to see what options you have.
Concordium said:
Have you tried plugging it into another charger? It may just be the charger that is screwed up. If this behavior pattern is consistent across multiple chargers then you may want to talk to Sprint to see what options you have.
Click to expand...
Click to collapse
Doubt it's the charger as it was stated that the computer connection works - should get a bit of a charge from that. I agree that a Sprint visit is due.
Just went through this myself! Would plug my phone in before bed and wake up with the phone at 2% or so. Thought it was the battery- so i took my battery to have the sprint store check it, they did say it was bad. So i bought 2 batteries off ebay.
I got the batteries and still had the issue. So then I took my phone to the sprint store and had them check the micro-usb port. They said it was fine and they cleaned it out cause dirt/dust was in it. Still had the problem..
So I bought a new micro-usb cable of monoprice (still using the same wall charger) , and that solved the issue! Had a bad cable. Now my phone charges super quickly in matter of 4hrs.
It could still be the charger. The USB cable sends data and power through different pins. So a bad cable could still transfer data while not pushing a charge.
Sent from my PC36100
It's gotta be the port happen to mine and I was able to get it fix as long as the port was still attached to the motherboard, if its not attached then have to go thru the insurance.
EVO with Identity Crisis
I was able to connect to my computer and send data just fine with the old (broken) usb cable.
I've tried three different cable and a car charger, same result; they all say the phone is charging but it only gets discharged. USB/storage connection works. Last time the Sprint store said the battery is faulty, but I have 3 different ones and neither will get charged with the phone plugged in, an external charger will work.
kzn said:
I've tried three different cable and a car charger, same result; they all say the phone is charging but it only gets discharged. USB/storage connection works. Last time the Sprint store said the battery is faulty, but I have 3 different ones and neither will get charged with the phone plugged in, an external charger will work.
Click to expand...
Click to collapse
Definitely sounds like a port issue then. If you return to Sprint and review what you've done, as well as the result of your previous trip, then they should be able to take care of you. If they try to tell you it's the battery again just stand your ground. Good luck.
I had a similar issue. I tried everything. It wasn't until I found my HTC cable that it started charging again. I work in IT and tried cables from everything I could get my hands on (blackberries, external drives etc. ) The cable that came with my phone was the only thing that worked.
Sent from my PC36100 using XDA App
Had same issue except couldnt sync. Eventually couldnt charge at all...Had port replaced ans can charge all day but no sync still....sucks but at least I can charge.
mexigga said:
Had same issue except couldnt sync. Eventually couldnt charge at all...Had port replaced ans can charge all day but no sync still....sucks but at least I can charge.
Click to expand...
Click to collapse
If you replaced the port yourself, I would love to know how to do it!
Took the phone back to Sprint and they said there's nothing they can do. I don't have the protection plan so I couldn't even pay the $100 to get it replaced (although I probably wouldn't as I can upgrade my contract and get a new phone soon). They also told me that HTC wouldn't cover it under their warranty because the screen is cracked and they will blame that on me for misused. I tried to check the warranty policy on HTC, but the page is not even available. Does anyone have experience dealing with HTC? I bought a replacement screen, I'd like to replace the screen but don't want to open up the phone if there's a chance HTC will fix the USB port...
HTC EVO 4G Won't - Stopped Charging Battery Issue
Hey Guys,
Two nights ago I woke up to an EVO that was plugged in with a Cellet
extractable charging cord, as it is just about every night. But, the phone was
still showing that it was charging the battery, animation with lighting bolt,
at only 50% charged after about 6.5 hours of charging. Hmmm....
The latter after trying to charge in the coffee shop first with Cellet chord in the
wall then a portable 3500mah solar portable charger; the phone not seeming to
charge at or past 50% charged.
My EVO is rooted but still with the stock ROM and the gingerbread 2.3.3 OTA
update. The battery is a Seido 1750mah and SetCPU is at 245 - 998mhz. The
phone has only been rooted for a few weeks, but I don't see where rooting
would interfere with battery charging.
I've pulled the battery out, several times to no avail. Switched back to the
stock battery, same results. However, if the battery is less than 50% full
the phone will charge the battery to 25% or 50%, weird. If the battery is
at 75% or more full, the phone will top off the charge to a green LED at 100%,
sometimes. Sometimes it won't fully charge the battery. Weird.
I read different posts regarding poor USB chords so I pulled out the stock
micro USB to USB, a charge only chord I figured, and am trying to top
off the Seido battery, which it seems to be doing as it's now full green but
still charging as the animation shows the bolt in the battery and the LED
is still orange.
If put the batteries in the Seido wall charger, the thing the size of a deck
of cards, both batteries fully charge.
I also use Screen Off by Iwashi Soft. That app has worked pretty well with just
a little funkiness now and then. However, while plugged in, I hit the power
button, instead of the home button to turn on the home screen. The phone
wouldn't open to any screen nor would turn on or off. So I ended up
yanking the battery to turn it off then reinstalled battery and turned phone back
on. I don't know if that had any effect on the charging issue, but I took
the icon off the homescreen and am using the power button only, for now.
I don't think both batteries are faulty at the same time at this point. I
don't know if the screen off app caused some wake issue that interferes with
charging the battery.
I do know that when plugging in the phone to charge there's a bit of clunkiness
initially as the phone locks for a second before allowing use for screen or app
and that's always been the case since the gb update. Also, the LED doesn't
always turn green from amber when fully charged with the screen off until
you reboot or use the phone in some way while still plugged in. So there is
some kind of wake issue in the stock ROM. But the latter has never stopped
the battery from charging.
I do know that Plume, the twitter app, started acting clunky with not updating
in the background unless I opened the app at least once after a reboot. But
I don't know if the latter is a wake issue.
Battery still seems normal. Heavy normal use, lots of SMS, tweets, Pulse reading,
Dolphin browsing, I'll kill 50% or more of the battery in 4+ hours. Otherwise, the
phone mostly in standby with periodic email and twitter reads, the battery lasts
all day or more than 24 hours. But the latter rarely happens anymore because I'm
a user.
The battery just went full charge with the stock charging cable just now.
This morning, I woke up with a dead phone, auto shutoff even though it was
plugged in which I did after solitaire and before going to sleep; as a charging
test.
I don't know if it's the phone or the Cellet retractable cord or both that's
stopping the battery from fully charging normally and consistently. I'll need
to get another data-charge combo chord and do more testing; and a new ROM.
Any ideas anybody?
try a new rom and also try using the stock charger and usb cable. Check inside your usb port on your phone for dust as well. Also go into recovery and wipe your battery stats. In the wipe menu for amonRa and under advanced (maybe here, i dont use cwm on my phone) in clockworkmod. also wipe your dalvik-cache just to clear any issues you may have, restart and give it a test. good luck
I just bought a phone with a broken charger port. Broke clean off the board, so my next step is to try to get liquid solder and stick it to the board. Did you take ur phone apart to see if the port is lose?
So I used the stock USB charging chord. Sure enough, it charged the phone.
Then I tried the portable charger at the coffee shop, worked. So the Cellet retractable
chord obviously had a short or something damaged/shorted for the charging part of
the cable after a year + of use and abuse.
What I don't understand, and haven't researched, is why there are charge only
chords; the stock USB HTC chord charges the phone, but the PC won't recognize
the phone's Micro SD card or the phone as an external drive. I presume the duo use
chords have a data path as well as a charging path. And yes, I know to switch the
phone from charge only to disk drive. The Cellet chord would provide the PC with
recognition for the phone's drive.
Considering the latter, what I'm not sure of, and haven't researched, is why when
the phone stopped charging, the chord eventually stopped charging, the phone
status still showed it as charging; the amber LED light on and the battery icon
in charging animation with white bolt showing? I presume that the charging path
still triggered the charging status, except once when I turned the screen back
on the battery icon was not animated and the white bolt not showing so I unplugged
the chord then plugged it back in where the battery icon animation continued.
Fortunately, or not, this forum returned 600+ results for 'battery not charging' and after
sifting through a few, the charging chord was mentioned which prevented a Sprint trip
and me contacting Seido; thankfully.
So I think manufacturers and ROM/kernel developers should visit this issue as a chord
that actually is not charging, or charging at an absurdly low rate, should trigger some alert
and not show a battery icon animation that appears to be charging normally.

[POSSIBLE FIX] Flashing red light - dead phone/inferior USB cables

Today I had my One X happily connected to my pc, just transferring some files over by USB. Then when I wanted to disconnect it, it showed a lot of 'not getting enough current to charge and operate at the same time' messages. Dismissed them all, though it was time to put it on the wall charger, seen it's critical battery status.
Once I disconnected the phone, it immediately powered off and would not come back to life again. It was, however, greeting me with a flashing red light while on the wall charger. No matter what I tried (bootloader, long hold power button, charge it for some time), it remained completely dead.
Now I did get some new micro usb cables from eBay. Very cheap ones. Now I think these are the culprit. Apparently, while in file transfer mode, these cables were unable to provide sufficient current, causing the phone to drain the battery completely. Once I wanted to charge it, it couldn't boot to charger mode due to the battery being completely empty.
Hooking up with the original HTC cable again, it still showed the red flashing light. Exact same behavior. Until I (for the heck of it) tried to bash the power button quickly. It suddenly came back to life again and started charging again through PC.
If you find yourself in the same situation with bad USB leads (something to do with resistance of the cable?) or a red blinking light, try tapping the power button quickly instead of trying to boot into recovery mode. It might save you a postal return and a week or 3. Or your ass, if you rooted it before it stopped charging.
When I had my sensation I had this every now and then. I had to remove the battery to get it to work.. Nice to know that there appears to be something I can do to sort this out if I get this now
BLAST3RR said:
Today I had my One X happily connected to my pc, just transferring some files over by USB. Then when I wanted to disconnect it, it showed a lot of 'not getting enough current to charge and operate at the same time' messages. Dismissed them all, though it was time to put it on the wall charger, seen it's critical battery status.
Once I disconnected the phone, it immediately powered off and would not come back to life again. It was, however, greeting me with a flashing red light while on the wall charger. No matter what I tried (bootloader, long hold power button, charge it for some time), it remained completely dead.
Now I did get some new micro usb cables from eBay. Very cheap ones. Now I think these are the culprit. Apparently, while in file transfer mode, these cables were unable to provide sufficient current, causing the phone to drain the battery completely. Once I wanted to charge it, it couldn't boot to charger mode due to the battery being completely empty.
Hooking up with the original HTC cable again, it still showed the red flashing light. Exact same behavior. Until I (for the heck of it) tried to bash the power button quickly. It suddenly came back to life again and started charging again through PC.
If you find yourself in the same situation with bad USB leads (something to do with resistance of the cable?) or a red blinking light, try tapping the power button quickly instead of trying to boot into recovery mode. It might save you a postal return and a week or 3. Or your ass, if you rooted it before it stopped charging.
Click to expand...
Click to collapse
It was mentioned that the flashing red (or orange?) meant that the temp was too high.
Just let it cool down, and it will come back.
It definitely wasn't hot. Also, it wasn't flashing orange. Just slowly red.
BLAST3RR said:
It definitely wasn't hot. Also, it wasn't flashing orange. Just slowly red.
Click to expand...
Click to collapse
Same situation when I had my sensation
Sent from my HTC One X using xda premium
BLAST3RR said:
It definitely wasn't hot. Also, it wasn't flashing orange. Just slowly red.
Click to expand...
Click to collapse
Your quite right. Overheating on charge flashes red then green. Never seen a flashing red so can't comment
Sent from my HTC One X using XDA
bagofcrap24 said:
Your quite right. Overheating on charge flashes red then green. Never seen a flashing red so can't comment
Sent from my HTC One X using XDA
Click to expand...
Click to collapse
Ah, I have had that once while playing games and having my HOX on charge
Sent from my HTC One X using xda premium
Someone has also posted
flashing orange - low battery
flashing red - very low battery
It could well be the battery level is considered too low to operate. So to protect the circuit and the battery, the device is not allowed to turn on until it is sufficiently charged.
This is currently (no pun intended) happening to my one x, left it plugged into my pc via the htc usb and got flashing red light after a couple of minutes, after a couple of minutes more it stopped flashing and became a solid red light (a sign it is charging from v low battery from m experience) pressed the power button and voilĂ  its come back on. I can't believe htc would let the device get to such a critical state of battery before powering down, can anyone enlighten me as to why it would do this?
(thinking about it i was showcasing the handset to my apple touting buddy and had 3 pretty heavy apps running, it was a couple of hours after i noticed it had killed itself so i'm guessing they were still draining away the power from the background??)
I'm having the same problem. My phone was off when i got home and it wouldn't turn on (I assume the battery was dead). When I put it on the wall charger the red the red light didn't turn on and my phone wouldn't boot. I tried several chargers and cables and also tried to connect it to my pc. After leaving the phone for a few hours (unplugged) i tried to connect it to my pc again and i got the blinking red light. A few minutes later I decided to plug it into the wall and the red light turned on and now it is working normally.
anyone got an idea why it didn't charge at first?
agree chaging cable fixed my flashing red light problem
Poor quality charging/data cable
A poor quality charging/data cable will also impact the ability to charge the HOX in your car. I have two cars, in one I was using an old Blackberry cable and Griffin charge adapter (1amp output) to charge the phone whilst using Car Dock and navigation software. After trial and error I got the screen brightness correct and the phone charged satisfactorily. I say satisfactorily because I still think any electronic device which is connected to an external power supply of sufficient electrical current should operate and charge at full spec. In my other car (1996 Land Rover Discovery) I was using a cheap ebay charging/data cable. Using the same apps and screen brightness the HOX would lose all charge over about a two hour period. With the same Blackberry cable used in my other car, no problem. Hence the cheap ebay cables are now in the bin.
BLAST3RR said:
Today I had my One X happily connected to my pc, just transferring some files over by USB. Then when I wanted to disconnect it, it showed a lot of 'not getting enough current to charge and operate at the same time' messages. Dismissed them all, though it was time to put it on the wall charger, seen it's critical battery status.
Once I disconnected the phone, it immediately powered off and would not come back to life again. It was, however, greeting me with a flashing red light while on the wall charger. No matter what I tried (bootloader, long hold power button, charge it for some time), it remained completely dead.
Now I did get some new micro usb cables from eBay. Very cheap ones. Now I think these are the culprit. Apparently, while in file transfer mode, these cables were unable to provide sufficient current, causing the phone to drain the battery completely. Once I wanted to charge it, it couldn't boot to charger mode due to the battery being completely empty.
Hooking up with the original HTC cable again, it still showed the red flashing light. Exact same behavior. Until I (for the heck of it) tried to bash the power button quickly. It suddenly came back to life again and started charging again through PC.
If you find yourself in the same situation with bad USB leads (something to do with resistance of the cable?) or a red blinking light, try tapping the power button quickly instead of trying to boot into recovery mode. It might save you a postal return and a week or 3. Or your ass, if you rooted it before it stopped charging.
Click to expand...
Click to collapse
Many thanks to you good sir!!!
NorthS said:
Hence the cheap ebay cables are now in the bin.
Click to expand...
Click to collapse
The HTC-cable isn't that good too. I use a Nokia-charger to charge my HOX. Charging is much quicker. Maybe the HTC--charger (and cable) was crappy but i never touch them, i use the Nokia charger and dito USB cable.
Thank you!
blast3rr said:
today i had my one x happily connected to my pc, just transferring some files over by usb. Then when i wanted to disconnect it, it showed a lot of 'not getting enough current to charge and operate at the same time' messages. Dismissed them all, though it was time to put it on the wall charger, seen it's critical battery status.
Once i disconnected the phone, it immediately powered off and would not come back to life again. It was, however, greeting me with a flashing red light while on the wall charger. No matter what i tried (bootloader, long hold power button, charge it for some time), it remained completely dead.
Now i did get some new micro usb cables from ebay. Very cheap ones. Now i think these are the culprit. Apparently, while in file transfer mode, these cables were unable to provide sufficient current, causing the phone to drain the battery completely. Once i wanted to charge it, it couldn't boot to charger mode due to the battery being completely empty.
Hooking up with the original htc cable again, it still showed the red flashing light. Exact same behavior. Until i (for the heck of it) tried to bash the power button quickly. It suddenly came back to life again and started charging again through pc.
If you find yourself in the same situation with bad usb leads (something to do with resistance of the cable?) or a red blinking light, try tapping the power button quickly instead of trying to boot into recovery mode. It might save you a postal return and a week or 3. or your ass, if you rooted it before it stopped charging.
Click to expand...
Click to collapse
thank you! Thank you! That cheap usb was totally the problem!
Small update.
This problem just happened to me. 1 cord gave me flashing red while plugged into the wall and pc. I switched to my other cable and its charging and functioning normally. Cord was the problem.
I had a similar issue with my one x.
It discharged completely, then when I went to charge it I just got the red blinking light for ages. I left it charging overnight thinking the battery was so low it needed a while to charge enough to be able to switch on.
But in the morning it was still flashing and the phone was very hot, so I thought the battery was blown.
So I came on here and saw a suggestion about holding the power button and the volume down button. It went to the boot menu and said there was not enough power for a factory reset or something, so I selected recovery. I then got a warning icon and the phone switched off again, but this time with a solid red light. A
After a while I was able to turn it back on again.
Hope this helps.
Wellllll
I have the HTC One VX. I know this isn't in the same topic, but since I found the thing that helped/worked here, I thought I should share my experience. So I bought my new phone on Sunday, so it is roughly 5 days old...not even a full week. I charged the phone before I went to bed to roughly 80%. I made sure all apps and what not were turned off and pressed the lock button. I woke up in the morning and checked my phone to see what time it was. Had 78% battery left. I left it on my dresser for roughly 2 hours and when I got back from class, I grabbed my phone to check if I had any messages.
The phone didn't turn on and I didn't even get the flashing orange/red light. So I tried charging it and nothing. I changed wires and nothing. I frantically searched the internet and stumbled upon this forum/thread. I tapped the power button at least 15 times consecutively and the phone barely flashed orange. I tried to plug it in again and rapidly pressed the power button 10 more times and the screen finally turned on. It started charging and I checked the battery life. Somehow, in 2 hours my phone drained itself of 78% battery life when it was on the lock screen (its also set to lock after 15 seconds of inactivity) to the point where it couldn't even turn on.
The phone/battery was not even warm/hot or w/e. It had not touched any water. No idea what caused the immense power drain, but glad it is working. Thank you so much for this help
woops, wrong thread
It happens to me allso in this morning, in my opinion is like this: The phone is turning off when basicly you have a little bit batt (lets say something around 5% max) and its turning off to protect data and is showing to you batt empty. Then it cames a user with a charger connected to a power supply (house charger,car charger or directly to pc's usb). You must use a good usb to micro-usb charger (the original ones are't good usb cables) try to use a Nokia usb to micro-usb cable, This was the first problem most usualy. The second one is to pay a HUGE attention to UC, don't uc'it so much because then the charger board will not charge your batt so well. Keep yours HOX safe and anjoy it. Have a nice day boys and girls.

[Q] Battery problem

Hello guys
The problem is during charging after few minutes my battery stops charging with exclamation mark on battery sign and red light starts blinking.When we unplug charging and plug it back the phone starts charging but the same problem occurs within few minutes. This problem is happening 2nd time the 1st time care solved my problem,also my phone is now rooted.Plz help me to fix this.
Also sry for my bad english :good:
have you tried
you do not mention have you tried a different usb cable? are you charging by computer usb port or wall plug in? try the wall if using computer port.
Tusharhotc said:
Hello guys
The problem is during charging after few minutes my battery stops charging with exclamation mark on battery sign and red light starts blinking.When we unplug charging and plug it back the phone starts charging but the same problem occurs within few minutes. This problem is happening 2nd time the 1st time care solved my problem,also my phone is now rooted.Plz help me to fix this.
Also sry for my bad english :good:
Click to expand...
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I Am using wall charger of my phone..I also tried other chargers but same problem occurs
[email protected] said:
you do not mention have you tried a different usb cable? are you charging by computer usb port or wall plug in? try the wall if using computer port.
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I Am using wall charger of my phone..I also tried other chargers but same problem occurs
same problem
same problem is coming in front of me...my phone is 3 months old.....it shows grey battery and orange led starts blinking after every 2 minutes and charging stops with exclamation mark on battery..i already talk to executive,he ask to reset....after reset led is not blinking but still charging is very slow like 12%/hr.......please help is any other way is there
abhi2 said:
same problem is coming in front of me...my phone is 3 months old.....it shows grey battery and orange led starts blinking after every 2 minutes and charging stops with exclamation mark on battery..i already talk to executive,he ask to reset....after reset led is not blinking but still charging is very slow like 12%/hr.......please help is any other way is there
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Yeah i didnt even got the solution yet .But i notice that problem doesn't occur when charging through pc but it charges slowly.I also tried factory reset and even battery calliberation but nothing happened.i will take my phone to care...
HTC desire 816, ! mark while charging.
Experiencing same issue. Tried different charger, no help.
I dont prefer pc charging as its slow and phone discharges quickly.
Any workaround or any solution?
Sounds like some fault in the battery circuit that is limiting charging current. I think a PC uses anywhere from 100 mA to 500 mA but a charger or USB port wired to AC outlet can use 1 A or more. I wonder if advanced wiping of cache and formatting internal data would reset it?
are you using Customized ROM or Stock..?
Did you ever figure out a solution to this issue? My phone is doing this exact same thing and it's super irritating.
I bought a new battery to try replacing it and see if that helps, but I am not a phone tech and don't know about taking the back off of this phone to replace the battery. Hoping someone might have a different solution or at least tell me that changing the battery will in fact help (and then I'll go to the trouble of doing it).
ETA: My phone hasn't been rooted or anything. Was working completely fine. Still works fine except for this charging issue.
It's not that hard to remove the back cover. The plastic is very durable so you can't really break anything. I think there is a youtube video and a few descriptions here on xda. Basically you start @ the SDcard slot using some sort of pry tool to pop the plastic cover off as you go around the phone. Just beware that they use a lot of sticky tape on the bottom half of the phone so it takes a bit more effort to get the cover off. I used old credit cards for my pry tool. Some cut up into strips and other time a whole card to break the sticky tape connection.
Charging Problem
i am having same issue since last day....
i tried full wipe and installed a new ROM and it still having the same issue....
i m out of warranty and any way to fix this issue other than HTC official service..?
I have the same problem. Did anyone find a solution? Would a battery replacement solve this frustrating problem?

Fast charging frying phone.

I plugged in my Zuk Z2(plus) into a charger yesterday happened to be a fast charger QC and within about 10 minutes it went up in smoke charger seems fine (cable melted) but the phone now only shows the ZUK logo and switches off,
Doesn't seem to charge either just vibrates, from the looks the charging ports a bit melted, Was lucky it didn't properly catch fire,
Anyhow to the question, I can get to (stock) recovery and I imagine I'll need a new charging port, but anyone know if the motherboard is likely fried too or would I get away with a new charging port on it ? (and obviously never charge with a QC again) .
I had the same thing happen to me. I was charging my ZUK in another room using a Quick Charge 3.0 charger. I went to check on it. There was smoke coming from the charging port (which was scorching hot) and a horrible electrical smell. Phone wouldn't turn on. From what I remember it was just a white LED when pressing the power button, maybe the vibration too. I tried to charge but it wouldn't do anything. Couldn't boot to EDL mode. I thought it was dead.
A few days later, I remember plugging the phone into my laptop (in another attempt to diagnose the problem) and at some point I got distracted and left it plugged in. After about 30 minutes I was suprised to see that it randomly powered on by itself and came back to life. I believe I still had trouble getting it to charge, and that the battery percentage was stuck on 0% when when plugged into the mains. But eventually it all just fixed itself and I have been using the phone for another 2 years without issue. Guess I got lucky.
Sadly it sounds like your phone is a little more damaged that what mine was. I did not have any visible damage, it was just a bad electrical smell that remained for a few weeks or months. I have heard from other people who had this problem and I believe there is a little component on the motherboard that overheats and burns out when trying to use a Quick Charge mains charger. But the phone works fine without it. I know the charging port is fastened to the motherboard so it would probably require soldering.
Example of replacement - Try looking on other sites like AliExpress: https://www.maxbhi.com/charging-connector-for-lenovo-z2-plus-32gb-zuk-z2.html
Don't I remember people hacking "the fast charging chip" off the board to fix this problem? Literally prying the chip off and it sorting this issue out and allegedly the phone working well. Try a search for something like that.
I know this was a common fault with fast chargers killing the phone.

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