Teclast X98 AIR II - Windows battery drain issue - Teclast X98 Air 3G

I have a dual boot Android / Windows teclast. When running android the battery drain when the screen is off is minimal, however the same cannot be said of the Windows side. When running windows the battery drain is terrible.
I have run a powercfg /sleepstudy and the top 5 offenders are green, it states it is in connected standby for around 97% of the time but I am receiving something between 900 -1100 mW battery drain, which is around 4-5% battery loss per hour.
I performed a factory reset and did not install any applications, but the behaviour is the same. Windows documentation suggests that the drain should be nearer 150 mW or less.
Does anyone have any ideas what I can try. Technet suggests it is a hardware / driver issue, and I was wondering if there was any further diagnostics I can do or if anyone has any solutions to this?

Sir , I agree with the technet. There may be something in the android which drains battery a lot. A driver, app or with the stock ROM itself

Hi, the problem is not in android, the battery drain seems fine in android, but in Windows it is terrible. This implies to me that the hardware is not faulty but that the problem is to do with the software in windows.
Just hoping someone with more knowledge of this might have a solution.

Windows is made for PC. The kernel in Windows assumes that it has unlimited energy source while the kernel in Android understands that it has less energy given
That's the thing I thinl

so if you think android is the problem has anyone tried taking dual boot off and running this as a windows only tablet? does that fix it?

Hmm. I have downloaded the androidx86 and installed it on my pc. There is a significant difference between the battery backup. The androidx86 has much better battery life

Windows shut downs after plugged in for charging
This is dual boot x98 air II (no 3g). While running windows 8 for a while during charging, pc will shut down in hibernate mode with SOC error hot. This only happens when soc it around 56C and plugged in. I have ran cpu load on the window side unplugged(not charging) trying to get it to shut down and and would not. As soon as I plugged in the charger, it never fails that its shut down 5 seconds up to could be 1 min. The table is out of the box new from 05.20.2015. I have not problem with the android side failing. I have been in contact with the seller for support, seller state the teclast support has no clue about the problem and I am to shipped it back. I am looking to see if any body else has had this problem and what was the outcome was, before I shipped it back.

Hi, I'm suffering the same issue as the person above, every time the tablet is charging, if I try to open an application or do something, the tablet will shut down. I noticed, however, if I do nothing, it seems to keep on.
I also recieved it this week and I'm on the period to return it, but after paying customs and everything I wouldn't like to have to do that. Other than that the tablet works fine (a bit too fast battery draining, I would say).
Any ideas on what the problem could be?

king dedede said:
Hi, I'm suffering the same issue as the person above, every time the tablet is charging, if I try to open an application or do something, the tablet will shut down. I noticed, however, if I do nothing, it seems to keep on.
I also recieved it this week and I'm on the period to return it, but after paying customs and everything I wouldn't like to have to do that. Other than that the tablet works fine (a bit too fast battery draining, I would say).
Any ideas on what the problem could be?
Click to expand...
Click to collapse
Just wanted to make sure the question you have is within windows. Have you looked in the system event log for the error and to see what is going, I show SOC hot error and tablet is being shutdown by the system into hibernation mode. I have reloaded windows, using there software on the tablet(which they call a factory reset to windows side only) Do to windows having to be on the charger( wow what a ? now)
Anyhow this is something of a though. While I am writing this note back to you. I just saw something that doesn't make since. With this charging problem after it gets kinda warm. During a windows factory restore, tablet was not plugged in and I had to plugged it in to start the factory restore. During restore process and tablet plugged in the tablet did not shut down. So now were does the problems exist. I have ran cpu temp check with a load on them and they are within specs. Yes the tablet is warm. I am thinking now that it a windows 8 has the problem, windows 8 bing was a update os to be ran on a tablet. If this is a window problem than and like you send the tablet back has no affect on it unless the cpu senor is lose. Which I have read about. But again all the cpu temps are within spec. I have tried multi charger with mulit cords.
What item have you tried to find out what the problem is.

Hi, at the end I kept the tablet. The problem I was talking about is when using Windows, yes. Basically sometimes while charging the tablet would randomly hibernate, then I need to press the power button and wait for it to load again. I'm suspecting the problem comes from windows itself and not the hardware, as android gave me no issue in that regard. Also, it's only while charging, and not always. Sadly I haven't checked the log as most of the time I'm running the tablet in android anyway. Next time I get the problem I'll check and tell you. But as you said, it seems sometimes windows don't have any problem with this, others it does, so it feels more a software than hardware fault on my eyes.
I just notice, however, another issue that in this case affects both partitions: the tablet runs out of battery when reaching 40%, so I'm gessing that somehow the measurement it does of the remaining battery life is incorrect. I would not consider it a big problem, but it's a bit annoying. I am the only one having this problem?

In case others read this thread and weren't aware, BIOS 2.02 makes a significant difference in standby time while booted in Windows. Since updating to BIOS 2.02, my Air II (HG8N) uses just under 1%/hr while in Connected Standby in Windows 8.1.

I m getting massive drain on windows 10 while sleep tablet tends to remain HOT

chp said:
In case others read this thread and weren't aware, BIOS 2.02 makes a significant difference in standby time while booted in Windows. Since updating to BIOS 2.02, my Air II (HG8N) uses just under 1%/hr while in Connected Standby in Windows 8.1.
Click to expand...
Click to collapse
How is it with windows 10 on bios 2.02? Have anyone experiences with it?

Crazy_Oni said:
How is it with windows 10 on bios 2.02? Have anyone experiences with it?
Click to expand...
Click to collapse
My device doesn't go into sleep mode so battery draining is very high

alexgx71 said:
My device doesn't go into sleep mode so battery draining is very high
Click to expand...
Click to collapse
Hmm, that's strange. That shouldn't happen.
Gesendet von meinem A0001 mit Tapatalk

Crazy_Oni said:
Hmm, that's strange. That shouldn't happen.
Gesendet von meinem A0001 mit Tapatalk
Click to expand...
Click to collapse
Now it works, but I don't know wich of the things I have done has solved the problem.

chp said:
In case others read this thread and weren't aware, BIOS 2.02 makes a significant difference in standby time while booted in Windows. Since updating to BIOS 2.02, my Air II (HG8N) uses just under 1%/hr while in Connected Standby in Windows 8.1.
Click to expand...
Click to collapse
Does anyone have the bios for the new Teclast X98 Air iii?
I'm getting really bad battery performance.

dannyspanish1 said:
Does anyone have the bios for the new Teclast X98 Air iii?
I'm getting really bad battery performance.
Click to expand...
Click to collapse
I have the same question for my Air iii 64 GB (M5C6). Does the 2.02 fit to the M5C6?

jib_98 said:
I have the same question for my Air iii 64 GB (M5C6). Does the 2.02 fit to the M5C6?
Click to expand...
Click to collapse
Nope it would brick your tablet, 2.02 and 2.05 are only for X98 Air II or 3G

Mikha777 said:
Nope it would brick your tablet, 2.02 and 2.05 are only for X98 Air II or 3G
Click to expand...
Click to collapse
Thank you Mikha
That are bad news. Good tablet but no way out of the bad standby time

Related

Battery discharges too quickly

I have a Qtek 2020i and recently it got a serious battery problem. On a sudden the main battery started loosing its charge too early. It can become from 100% to 30% for a night (whan no operations are performed on the device). Before this breakdown the battery was loosing approximately 5% per night. At daytime when I use the machine, this process is quicker.
I use the battery for more than a year but the reason of the problem is not a battery. By the end of the day the meter shows 0% of the main battery (when in cradle, of course). Meanwhile the backup battery remains 100% and hard reset is not performed. If the main battery would really be 0%, I would loose all my data, but it never happens.
After I put my device in the cradle, it is "recharged" to 100% for less than an hour.
I made a hard reset of my device and after it the meter worked well. But after restoring the data from backup the problem reappeared.
I have some other problems that may be related to the battery problem. The Camera.exe looses its label in Programs and stops starting by pressing hardware button.
The device is loading slower after soft reset.
I change time for one Alarm. It works not only in the new time but also in all the previously set times.
There is a thread where similar problems were discussed, but there is no solution for the battery problem. Here is its link: http://forum.xda-developers.com/showthread.php?t=282763&highlight=battery
The problem may be in the register or in the battery driver or wherever. Please, someone help me and describe the solution for the other users of Apline.
Sounds to me like your battery is knackerd it does happen look on e-bay loads of places (usually in Hong Kong) selling new ones maybe even get a uprated one the standard one in the XDA IIi is a 1300Ah they do sell 2400 and even 3600 Ah ones I am in the process of buying a 3600Ah one myself, they are not a vast fortune (around £15 GBP) and worth that.
I have an upgraded battery myself. The computer behaves with it like with the 1300. Only the bigger battery discharges slower. But still quicker than few weeks before. This is a software problem and it disappears after the hard reset. But i don't want to make a hard reset and reinstall all my programs from zero. Besides, the problem can reappear. So, this is not a solution.
Software cannot run a battery down alone unless you have something permanatly turned on, that would be your choice.
if there is a hardware fault that could
Moses_Ivanov said:
I have an upgraded battery myself. The computer behaves with it like with the 1300. Only the bigger battery discharges slower. But still quicker than few weeks before. This is a software problem and it disappears after the hard reset. But i don't want to make a hard reset and reinstall all my programs from zero. Besides, the problem can reappear. So, this is not a solution.
Click to expand...
Click to collapse
i had a large capacity 3600mah battery and it was stuffed it would just lose all its juice instantly.
apart from getting a new bat, have you updated your firmware? or just reinstalling your firmware, there may a be prob with it.
but it does sound more likly that its time to buy a orbit
The most likely option is that wireless is on and not being indicated by the led or on the display, go into connections and see if it shows or better still see if your laptops wireless connection can see the phone, sometimes the indicator does not show but it is active.
skeeve666 said:
i had a large capacity 3600mah battery and it was stuffed it would just lose all its juice instantly.
apart from getting a new bat, have you updated your firmware? or just reinstalling your firmware, there may a be prob with it.
but it does sound more likly that its time to buy a orbit
Click to expand...
Click to collapse
I never made an update of my firmware. Dou you mean a hard reset by reinstalling the firmware or some updating (new ROM version etc)? The batteries come without any firmware. My ROM version is 1.11.00 WWE. I guess, there must be an update, but after updating the ROM I will lose all the date on the device, and I don't want this happen.
robsno said:
The most likely option is that wireless is on and not being indicated by the led or on the display, go into connections and see if it shows or better still see if your laptops wireless connection can see the phone, sometimes the indicator does not show but it is active.
Click to expand...
Click to collapse
I made a test and my wireless is not on.
i ment the rom, sry i deal with pc`s all day and it tends to stick.
yup update the rom, this may be your porblem, but make sure you do not update it on a vista pc, as it wont and you will end up stuck in boot loader mode. only update on a XP machine.
failing that its a buggered battery
Now I will not do anything that can make me reinstall my programs (as i have many). I am looking for some registry key, a checkbox, a process to be killed to solve the battery problem and leave the whole system inchanged.
I already have a solution, but I am not satisfied with it. Thgat is to make a hard reset no backup. Naturally, I will have to reinstall all my programs after that.
This solution has two bad points:
1. Reinstallation of all programs. That is a several days of work.
2. I will not know the reason of the failure. If the problem keeps returning in future, I will have to repeat the whole process again and again.
After the hard reset the meter works good, so I am syre that the battery is not buggered.
I am begining to wonder if you have a virus in it causing the problem? do you have any AV software?
what software do u have on it that will take several days to reinstall? there may be some compatablitly problems with the programs fighting for resorces.
and if you do a hard reset u may as well update the firmware.
i have just installed a new touch screen on my dads 2020i (his second in 3 months) and had to reinstall over 16 programs and that only took 30mins including removing and resoldering the new touch pannel. his backup battery is dead ;[.
McAfee VirusScan McAfee VirusScan
I tested my device with Airscanner Mobile AntiVirus Pro and McAfee VirusScan. They did not find anything, as I had expected.
I also made a hard reset to my device and switched my batteries several times. The device was recognizing them and showing correct information about their state. Both batteries worked long and short periods of time. So, the batteries are perfectly alive as well as computer hardware.
I use my PPC extensively, as we are not allowed to have pirate software on office computers. So I often prefer the Pocket PC to the Desktop one. I have more than 50 programs installed on my Pocket PC: maintenance tools, GPS programs with maps and waypoints, a reader, a player with plugins, a dictionary with the complicated installation procedure, some games. The list is not full. The setups for all of them are situated in different places. I would also have to copy my contacts and appointments. These are not hard jobs, but there is too many of them.
Besides, I am not as proficient as you, skeeve666.
If I don’t find a solution for my problem, I will reinstall my software in the weekend. That will help me to make rearrangements in it. By the way, do you know, where the newest firmware is? Anyway by looking for the answer to the battery question I learn more about my device.
Who knows, maybe I am lucky.
Moses_Ivanov said:
I tested my device with Airscanner Mobile AntiVirus Pro and McAfee VirusScan. They did not find anything, as I had expected.
I also made a hard reset to my device and switched my batteries several times. The device was recognizing them and showing correct information about their state. Both batteries worked long and short periods of time. So, the batteries are perfectly alive as well as computer hardware.
I use my PPC extensively, as we are not allowed to have pirate software on office computers. So I often prefer the Pocket PC to the Desktop one. I have more than 50 programs installed on my Pocket PC: maintenance tools, GPS programs with maps and waypoints, a reader, a player with plugins, a dictionary with the complicated installation procedure, some games. The list is not full. The setups for all of them are situated in different places. I would also have to copy my contacts and appointments. These are not hard jobs, but there is too many of them.
Besides, I am not as proficient as you, skeeve666.
If I don’t find a solution for my problem, I will reinstall my software in the weekend. That will help me to make rearrangements in it. By the way, do you know, where the newest firmware is? Anyway by looking for the answer to the battery question I learn more about my device.
Who knows, maybe I am lucky.
Click to expand...
Click to collapse
like is said if you hard rest u may as well flash your firmware, and you said u hard reset.
why is this a problem? and no offensese and no need for you to take one, as you already have. but i realy dont see why you wont try this as you have already "factory reset" aka hard reset your phone. but after a reflash backups wont work.
as for the latest firmware just look in the update section. you must not update in vista only on a xp pc.
but after all this, it may just be a hard ware prob that only effects your battery monitoring
The reason why my battery was discharging so quickly is not known to anyone, including the staff of a service center. So, I made a backup of a faulty system (as a memory) and did a hard reset.
After a day of installing over 50 programs my computer is better than ever. I did not dare to install some other firmware but I placed as much data as possible to the Storage Card and now I have a maximum of 50 Mb free Program memory and 46 Mb of Storage memory. I upgraded some programs and improved the work of the other.
I am thankful to everyone who showed interest to my battery problem. I wish everyone good luck in using Qteks.
do you have a link to a 3600 mAh battery?
skeeve666 said:
i had a large capacity 3600mah battery and it was stuffed it would just lose all its juice instantly.
apart from getting a new bat, have you updated your firmware? or just reinstalling your firmware, there may a be prob with it.
but it does sound more likly that its time to buy a orbit
Click to expand...
Click to collapse
Is that batterry much more thicker than original one? Could you upload a small photo to see how your device is look like with that battery installed?
Isteban said:
Is that batterry much more thicker than original one? Could you upload a small photo to see how your device is look like with that battery installed?
Click to expand...
Click to collapse
unfortunaly this was a while ago, and that battery was set for recylcing, but it is alot more bulky it sticks out about 4-5mm i have gone with 3 original batteries just have to swap them out
I bought a 3600mAh battery from Hong Kong was about £9.99 if I remember right but it came with a new back to cover the thicker battery and that battery lasts me up to 48 hours provided I dont leave the screen turned on best thing I have done for it IMHO
did some digging and I put this in another post
think this is the link
http://myworld.ebay.co.uk/battery_centre/
it cost £9.99 plus I think it was £4.99 P & P

acb Power monitor problems

Hi There,
Im trying to find out why my battery is getting sucked dry so quickly so I've installed acb Power Monitor.
On first install it seemed to work fine (although my drain of 250+MaH seemed excessive) but now when I load the program up the figures are all wierd.
my X range goes from 0mA to 4.5E+09mA ?
also my NOW says 42949672 AVG 46684295 TOTAL 110953....ect ect a load of unreadable rubbish.
Is this an uncompatible issue with WM6 or Kaiser?
Cheers for any help.
Sideburnt said:
Hi There,
Im trying to find out why my battery is getting sucked dry so quickly so I've installed acb Power Monitor.
On first install it seemed to work fine (although my drain of 250+MaH seemed excessive) but now when I load the program up the figures are all wierd.
my X range goes from 0mA to 4.5E+09mA ?
also my NOW says 42949672 AVG 46684295 TOTAL 110953....ect ect a load of unreadable rubbish.
Is this an uncompatible issue with WM6 or Kaiser?
Cheers for any help.
Click to expand...
Click to collapse
Try giving a try to acbTaskMan; in the free (lite) mode, it's about as informative as acbPowerMeter but is, otherwise, much better and newer.
Let me know what happens.
I have just tried acbTaskMan but I am getting a reading of N/A under my Power (mA) field. I read on their site that this function is hardware compatability dependant. Strange since I got acbPower Monitor working once on first install (but not since)
I have just emailed the company for advice, but has anyone else had this program runing on a kaiser? im sure I read so, as there have been quite a lot of reports of people assessign battery drain with BT/Wifi enabled ect.
any other advice welcome, ta
Had them both, unfortunately same issue as you describe........no problem on my old P3600 though.....
@Menneisyys
I've been playing the flash-n-flash game with Dutty's and soon Q's ROMs.
With all of the discussion about battery life, screen stalls, etc, it got me remembering an old utility that I had once played with that would track such things.
It happens that it was acbPowerMeter
I went to their website, did some searching, found your great write-up on acbTaskMan from last March as well as this thread.
I have not yet downloaded/installed it but was curious about why it doesn't seem to be used by some of the ROM Chefs in their quests for the perfect ROM?
Hopefully this 'bump' will get a few folks who admittedly are MUCH smarter than I looking into it and finding a fix for the problems indicated above.
michi123 said:
Had them both, unfortunately same issue as you describe........no problem on my old P3600 though.....
Click to expand...
Click to collapse
Yup, it seems it's not possible to get the current on both the TI OMAP and Qualcomm platforms; only with Xscale and Samsung. Definitely bad news.
Sideburnt said:
I have just tried acbTaskMan but I am getting a reading of N/A under my Power (mA) field. I read on their site that this function is hardware compatability dependant. Strange since I got acbPower Monitor working once on first install (but not since)
Click to expand...
Click to collapse
Are you sure it DID show you an always-changing value? On TI OMAP, for example, it is constantly showing the same value, showing it's unable to meter the current.
Unforrtunately, in these cases, all you can do is
1. wiring a current meter between the battery and the battery slot (pretty hard to do)
2. running very long (can take days) tests to find out the battery usage of a given feature.
I've done the latter a lot with, for example, assessing the power usage of the BT unit on my TI OMAP-based Wizard. As I have several phones, I could just put it in a drawer for some days to have as dependable a result as possible.
What's weird about both acbTaskMan and acbPowerMeter is that if you have the Kaiser plugged in and charging then the software can correctly read and chart the current usage. When you then unplug the charger the software reports garbage.
Solution!
It won't work at all for me on my Kaiser, however HomeScreen++ works great for me.
http://www.chi-tai.info/cs_batterystatus_xda_neo_wm5_im_cs.htm#DownloadBeta
Unfortunately it doesn't have the graph like acb has. This means you have to switch back and forth to see the numbers when generating load in another application or game.
It does have some other cool statistics though.
Regards,
Sarel

Kaiser gets hot (warm) after use for a long time

Hi amigos:
I been searching around and I cant find a solution for this annoying thing .
If I connect to my 3G usign my kaiser for more than 10 minutes, the phone is getting extremly warm. I try to put the back light low but doesnt help. I'm usign Dutty 29 apr. Rom and radio version is 1.58.21.23 and I'm in Denmark.
Is your battery draining fast?
Get a battery meter and test that because I had a TyTN that did that...
same here original rom wm6.1 NL
Noel M said:
Hi amigos:
I been searching around and I cant find a solution for this annoying thing .
If I connect to my 3G usign my kaiser for more than 10 minutes, the phone is getting extremly warm. I try to put the back light low but doesnt help. I'm usign Dutty 29 apr. Rom and radio version is 1.58.21.23 and I'm in Denmark.
Click to expand...
Click to collapse
If I where you I would try a diffrent radio and check what aps you are running in background/prosseses. I often use my kaiser as an wifi router and I dont think you gets close to as warm as mine streaming and charging at the same time I abuse it so hard it resets itself, now thats hot hehe. Anyway, some radio are battery monsters for me, its just about to find the best one for youreself.
I have good experience with: 1.58.25.17 in Norway, havent tried it whit duttys.
If not you can try 1.65.14.06 and 1.65.17.10 wich dutty included whit the release.
To 2007HHR: Yes the baterry draining fast that is the worst part. what is the purpose for use a battery meter? Its going to solve my battery problem?
Raiisak I will try another radio, hope it will help me, I never experience a phone that will become warm after using it for a long time. Really annoying
Noel M said:
To 2007HHR: Yes the baterry draining fast that is the worst part. what is the purpose for use a battery meter? Its going to solve my battery problem?
Raiisak I will try another radio, hope it will help me, I never experience a phone that will become warm after using it for a long time. Really annoying
Click to expand...
Click to collapse
i only experienced this one time when i had my gps turned on for half an hour and my phone turned into a hot potato and battery went from 95 to 15 percent.
u have to realize though that the tilt is sorta like a mini laptop and it will start getting warm after some time unless u give it some rest.
Well I never experience something like it in a windows mobile before, I will be really interesting to know if this is a hardware failure. Have you guys experience something like this in other htc phones?
Noel M said:
Well I never experience something like it in a windows mobile before, I will be really interesting to know if this is a hardware failure. Have you guys experience something like this in other htc phones?
Click to expand...
Click to collapse
Unfortunately this is almost unavoidable with lithium batteries. My HTC TyTN II battery gets hot while charging, and even hotter if phone is being used (voice or data). It gets hot to the point that the battery stops charging (at least they have thermal control circuits, it could explode otherwise, lithium batteries do not like the heat).
The same happened with my previous phone, from e-ten. A battery got very hot and damaged while talking for a long time. I have used my devices mostly as a PDA, for reading or playing music, but as soon as phone radio is on, it starts getting very hot.
Hi Vcespon:
THis is horrible, I can't belive with a advance phone like kaiser something like this happen. Is there any firmware that might fix this, otherwise I will thinking to change this phone, this is unacceptable.
vcespon said:
It gets hot to the point that the battery stops charging.
The same happened with my previous phone, from e-ten. A battery got very hot and damaged while talking for a long time. I have used my devices mostly as a PDA, for reading or playing music, but as soon as phone radio is on, it starts getting very hot.
Click to expand...
Click to collapse
That's not normal. If it is the case your most likely have a hardware problem. Same to the OP.
Mine also got warm and was emptying the battery in a couple of hours once the radio broke down.
Other than this, the only cases where the phone will get really hot is when using WMWifirouter to route the 3G connection to WLAN and downloading a lot. Both the 3G and WiFi radios being on and working hard, plus the processor doing the routing uses a tremendous amount of power. But the device wasn't meant to be used that way anyway.
The GPS also uses quite a bit of power so if you have that on on you might want to try turning it off.
When just talking on the phone the device should get a little warm but no more.
The battery meter would show how much of your battery is being drained when idle... mainly shut down all applications and see what the reading is and that would give you an idea if the device is defective.
I can tell ya, mine gets HOT. I sent the first one back because I thought it was defective. Also with a couple different roms it makes no difference. If your using 3G, BT, GPS, or any combination of those, that SOB will get hot. If I'm charging at the same time, it gets so hot it shuts the charging proccess down. I have to hold it over a AC vent to cool it back down.
Over all though, the only complaint I have with the phone is the heat and battery drain issue.
dead phone or dead battery
Do not know if this where to post. But my TyTn stopped charging. The phone is completly dead. Right now I'm on vacation in a remote location with out any access to the local AT&T to get a battery quick. But the problem is that the battery is not taking a charge. The red charge light is not on or anything. I left the phone on the charger for two days and nights with no results. I ordered a battery but will not have it untill I get home in another week. I have Dutty's 6.1 5.2.19199 UC Compliant ROM on the phone and I've been using it for about 10 days now. Everything was working fine. The phone was getting warm during GPS useage and when charging. Right now I hope that its just the battery. But in case its not, I need to know what my options are. Is the phone dead? What other measures are there to bring it back to life? Thanks in advance.
I can say from my experience with a tytn and now a tytnII when you use them rigorously , they will get hot. I guess the real question is how hot is it really getting and what is running on the phone. Is it uncomfortable to hold?
On EDGE data with FlexMail and IM+ online, the phone stays ice cold. On HSDPA the same, it gets slightly warm. When talking on the phone with HSDPA, it gets a bit warmer.
When using GPS+iGO8 or TomTom, it gets rather warm. Add charging and it gets pretty hot. I've seen batterystatus show as high as 42C using internal GPS+iGO8+Charging.
Gets hot + doesn't charge from laptop
I've got a similar problem - Kaiser may get hot when being used as a modem and/or charging...., well I've actually had this going on from time to time and wasn't much concerned about it until now: the battery doesn't charge when connected to my laptop - ActiveSync or modem, the amber light doesn't come on, plus drains fast.
The Kaiser(so the battery) is only 3 mths old (although I use it heavily as a modem) and I guess it's unlikely that changing the battery will help here...
My kaiser gets warm too.. I guess it's because I'm hot.
Never mind
HR fixed it...
You also have to remember that these things have a 400mhz processor in them without any fan. Now when your using that processor to the fullest, it IS going to get warm. This is what your going to get from any high performance electronic item without a cooling fan. It's not unacceptable, it's the way it is. 3G, bluetooth, and WiFi can be very processor intensive depending on use, imagine all 3 on at the same time, not to mention the added heat from rapid battery discharge (which is unavoidable when using the radio).
The designers of the phone are no idiots, they designed systems that shut the phone off if it's going to get damaged. So if your worried about the heat cause it's uncomfortable, don't work the sucker so hard! ;-)
Hi to all and thanks for the replies;
My theory is that if you buy an expensive phone you need to exploit until the limit. I bought the kaiser because is a phone that can give me almost any kind of connection and I can be connect online almost everywhere. I can't stand that If I use the 3G connection for 10 minutes the phones gets so warm. I use battery status too and the temperature is like 42F after I use the phone for 10 minutes.

Terrible phone

Has anyone else had these issues? I am planning to take this phone back tomorrow. The touch screen is completely random. It'll randomly scroll fast or click while scrolling. Playing games is near impossible because it won't recognize every touch. As i type this, it seems to randomly repeat words that i type and i have to delete them. The battery life for a new phone seems terrible. I had better battery life with my 1+ year old S5 with the original battery. If the phone is hot at all (which seems to happen randomly as well) it'll take hours to charge and the battery will drain incredibly quick. I charged it for around 6 hours and it was still at 60%, using the factory charger too. This is the worst experience I've had with a new "high end" android phonephonw (theres theres the double word issue i mentioned. Even did it while typing about the double word issue lol)
sxracerb25 said:
Has anyone else had these issues? I am planning to take this phone back tomorrow. The touch screen is completely random. It'll randomly scroll fast or click while scrolling. Playing games is near impossible because it won't recognize every touch. As i type this, it seems to randomly repeat words that i type and i have to delete them. The battery life for a new phone seems terrible. I had better battery life with my 1+ year old S5 with the original battery. If the phone is hot at all (which seems to happen randomly as well) it'll take hours to charge and the battery will drain incredibly quick. I charged it for around 6 hours and it was still at 60%, using the factory charger too. This is the worst experience I've had with a new "high end" android phonephonw (theres theres the double word issue i mentioned. Even did it while typing about the double word issue lol)
Click to expand...
Click to collapse
What firmware version are you running? Some of the things mentioned above have been fixed with latest OTA.
Android is 5.1. I've checked all updates and none are available
Phone model?
Sent from my Micromax A110 using XDA Free mobile app
Try a factory reset. I don't have any issues at all, just the slow capture speed of the camera. Kids move and its blurry. Google camera seems to be a little better...
sxracerb25 said:
Android is 5.1. I've checked all updates and none are available
Click to expand...
Click to collapse
Check settngs - About Phone - Software info and see if your software version is LS991ZV5. This version of the software fixed the touchscreen for me. If you haven't received it yet, you may check your local Sprint repair center store and see if they can force a download for you.
I still have the touch screen problems with zv5

I9295 becomes very hot and huge battery drain

Hey guys
I already posted my problem in the thread related to LineageOS, but since the issue couldn't be solved I want to try it this way.
So what is my problem?
While using my phone it gets very hot. According to Powerful Monitor the CPU gets up to 65 °C and battery up to 35 °C, while under load. Besides this my battery goes down rapidly. So watching 10 minutes of YouTube sucks up 8-9 % battery. Just a plain normal video.
What is my setup?
I9295, running LineageOS 14.1-2017-06-06-UNOFFICIAL-jactivelte, OpenGApps 06-07-17 nano, only apps installed manually are GeekBench, Powerful Monitor and YouTube. Baseband is I9295XXUDOB4 (German unbranded DBT). I bought a new original Samsung battery and currently using it. So it's basically stock LineageOS.
What have I already tried?
- flashed stock firmware (all available for Germany that are unbranded). With and without erasing NAND, with different Odin versions. Last time I flashed I used Odin 3.07
- different batteries: the old ones the phone came with (bought it used), the new one I bought separately, a new one from PowerCell with higher capacity (2900 mAh)
- different phones. I have a second I9295 from a friend, that worked definitely without any issues. Same problem.
- different custom ROMs: now I'm running LineageOS, but I also tried CM13 (20161228), CM12.1, MIUI and Super WizCyan (everything from xda)
Is it possible break something ciritcal when disassembling the phone? Both phones came with broken covers for the USB port, so I opened it, but only removed the screws and the mid-frame (?) and replaced the cover. Nothing was damaged, at least I was very carefully and didn't see anything that looked suspicious.
Another very strange thing I noticed:
If I use the phone a lot (lets say 30 minutes, so almost 25 % battery!) and after that the phone is not in use for an hour or so, the battery goes up for up to 7-8 %. How it that possible?
I really have no idea what else to do.
Any help is appreciated.
dotnano said:
Hey guys
While using my phone it gets very hot.
I bought a new original Samsung battery and currently using it. So it's basically stock LineageOS.
Any help is appreciated.
Click to expand...
Click to collapse
Hey there. Well, there are tons of possible reasons why your phone acts like that. My modest opinion is that you have some sort of wakelock active in background. Install both Wakelock Detector and Gsam Battery Monitor, grant all the permissions and let it obtain data for some minutes. Than look at the results, and check if there's any Wakelock active. If instead Gsam shows an excessive consume by the kernel, try in terminal the following commands:
Code:
su
setenforce 1
setenforce 0
Then see if there's still the drain (you have to wait some minutes).
If it still doesn't work, I'd advice you to update to the latest stock firmware (doesn't matter which Country, just select a non-branded one), reinstall LOS again and verify if with nothing installed you still get the battery drain.
Anyway, IMHO it's not an hardware related problem, even messing up with the components this shouldn't happen. The only hardware fault could be the battery short-life, but 1st you said you just replaced it, 2nd it would not justify the thermal overload. Let us know
Thank you very much for your answer. I'm quite short on time next days but maybe I have a few minutes on sunday.
On the matter latest stock firmware: already tried that on monday, still too much battery drain, but I didn't install LOS till now. Maybe sunday.
But still thank you
Finally I found some time to try your suggestions
I skipped the part of trying it on the old setup, so I flashed everything new with latest stock(UDOB4-DBT, not the last one but still Android 5.0.1), then TWRP 3.1.0, after that LOS 14.1-20170606 and OpenGApps 7.1 nano from 17-06-06. Only apps I installed beside that are GSam Battery and Wakelock Detector. Root activated and granted where asked and needed.
Here I uploaded the pictures I took from GSam Battery.
So what seems strange to me:
- why is Phone Radio used at all? I don't have a SIM card inserted...?! It's on a very high level, even if the screen isn't on.
- The battery gets hot quite fast. If it's not in use, everything is fine. But as soon as I use the phone it gets hot.
- As you said: kernel usage seems quite high, tried to install "Terminal Emulator" and executed the commands - no difference.
According wakelock: where do I check that?
dotnano said:
- Why is Phone Radio used at all? I don't have a SIM card inserted...?! It's on a very high level, even if the screen isn't on.
- The battery gets hot quite fast. If it's not in use, everything is fine. But as soon as I use the phone it gets hot.
- As you said: kernel usage seems quite high, tried to install "Terminal Emulator" and executed the commands - no difference.
According wakelock: where do I check that?
Click to expand...
Click to collapse
Sorry for the delay, but if you do not quote/reply me I cannot see the message cause I'm not extremely active on XDA. Anyway...
- Phone Radio is used even without SIM, at least in TouchWiz, dunno in LOS, but it looks like so. The only way to disable it is Airplane Mode.
- It gets hot due to kernel usage, what I still do not understand is why it does so.
- Those commands where the only commands I think could be useful in this case (they set SELinux Permissive/Enforcing)
But if you say you get the Drain on TouchWiz too, the problem is serious and there's a (little?) chanche it would be HW related.
IvanCristina said:
Sorry for the delay, but if you do not quote/reply me I cannot see the message cause I'm not extremely active on XDA. Anyway...
- Phone Radio is used even without SIM, at least in TouchWiz, dunno in LOS, but it looks like so. The only way to disable it is Airplane Mode.
- It gets hot due to kernel usage, what I still do not understand is why it does so.
- Those commands where the only commands I think could be useful in this case (they set SELinux Permissive/Enforcing)
But if you say you get the Drain on TouchWiz too, the problem is serious and there's a (little?) chanche it would be HW related.
Click to expand...
Click to collapse
No need to apologise, you're doing this in your free time...
Besides that, I wasn't at home all week, so I couldn't try anything even if you had answered.
So, how do I get the kernel to calm down and stop draining my battery? I mean, I didn't install anything besides clean LOS and GApps. So what could lead to so much kernel usage? Are there any further information that could help you?
dotnano said:
Thank you very much for your answer. On the matter latest stock firmware: already tried that on monday, still too much battery drain, but I didn't install LOS till now.
Click to expand...
Click to collapse
I didn't read this post before, the points are two:
- No need to write Thanks, there's a button for it. It's free and very grateful
- If it drains even on stock it's a serious problem.
dotnano said:
So, how do I get the kernel to calm down and stop draining my battery? I mean, I didn't install anything besides clean LOS and GApps. So what could lead to so much kernel usage? Are there any further information that could help you?
Click to expand...
Click to collapse
The situation is very weird. Let's analyze.
1) TW/LOS doesn't matter. Battery drain in both
2) No apps installed which could cause wakelocks
3) Battery SHOULDN'T be the problem
4) The drain is recognised as kernel "usage", though it couldn't be real 'cause of point 1
5) Neither Permissive nor Enforcing SELinux mods helped
At this point it doesn't look so much a SW problem, but more an HW one. About:
dotnano said:
If I use the phone a lot (lets say 30 minutes, so almost 25 % battery!) and after that the phone is not in use for an hour or so, the battery goes up for up to 7-8 %. How it that possible?
Click to expand...
Click to collapse
Well, sometimes the discharge happens so fast the battery doesn't calculate the remaining capacity so well, and after some minutes the real charged cells are more than the "estimated" ones. It would explain the "goes up" of the percentage, but still not the drain.
It's very strange and very rare, but there's an infinitesimal possibility that the thermal paste went to the hell. And in this case there's not that much to do.
That's pretty pessimist though. I'd advice you to format everything, reinstall the latest stock TW and stick with it, and if it still doesn't work, try with some apps like Greenify and ForceDoze (this one works just with 6.0+) in order to at least TRY to reduce the drain.
I'm sorry I cannot help you more, if anyone has some suggestion, please let us know.
IvanCristina said:
I didn't read this post before, the points are two:
- No need to write Thanks, there's a button for it. It's free and very grateful
- If it drains even on stock it's a serious problem.
The situation is very weird. Let's analyze.
1) TW/LOS doesn't matter. Battery drain in both
2) No apps installed which could cause wakelocks
3) Battery SHOULDN'T be the problem
4) The drain is recognised as kernel "usage", though it couldn't be real 'cause of point 1
5) Neither Permissive nor Enforcing SELinux mods helped
At this point it doesn't look so much a SW problem, but more an HW one. About: Well, sometimes the discharge happens so fast the battery doesn't calculate the remaining capacity so well, and after some minutes the real charged cells are more than the "estimated" ones. It would explain the "goes up" of the percentage, but still not the drain.
It's very strange and very rare, but there's an infinitesimal possibility that the thermal paste went to the hell. And in this case there's not that much to do.
That's pretty pessimist though. I'd advice you to format everything, reinstall the latest stock TW and stick with it, and if it still doesn't work, try with some apps like Greenify and ForceDoze (this one works just with 6.0+) in order to at least TRY to reduce the drain.
I'm sorry I cannot help you more, if anyone has some suggestion, please let us know.
Click to expand...
Click to collapse
Next strange thing is, I have two S4 Active devices, both have the same problems. Am I just unlucky enough to get two broken phones?
Still, the device I got from I friend was ok the moment he gave it to me. He said battery lasted for only one day, but that would be ok. So it has to be something I did with the phone.
Youre are not alone. My Phone was/is also getting hot.
Then I did a full wipe ( format also internal memory partition!)
I'm current running cm13 (CM13 (20161228)). Batterie works now / normal ok / 1 / 2 Day s ( no great usage ). But when i telephone with someone it's getting hot in 15 min. Modem Version is I2995XXUDPB3.
dotnano said:
Next strange thing is, I have two S4 Active devices, both have the same problems. Am I just unlucky enough to get two broken phones?
Still, the device I got from I friend was ok the moment he gave it to me. He said battery lasted for only one day, but that would be ok. So it has to be something I did with the phone.
Click to expand...
Click to collapse
Have you flashed any custom ROM? Try downloading an entire stock firmware for your country / carrier from sammobile and flash through odin 3.09 and check. The S4 active generally gets hot on usage but should not get very hot. You can also try using powersave mode that limits cpu max freq and prevents heating. Battery on normal usage shoukd last for little under a day to a day with normal usage unless you are using data (otherwise set mobile networks to GSM only which saves battery and reduces heat)
JASONRR said:
Have you flashed any custom ROM? Try downloading an entire stock firmware for your country / carrier from sammobile and flash through odin 3.09 and check. The S4 active generally gets hot on usage but should not get very hot. You can also try using powersave mode that limits cpu max freq and prevents heating. Battery on normal usage shoukd last for little under a day to a day with normal usage unless you are using data (otherwise set mobile networks to GSM only which saves battery and reduces heat)
Click to expand...
Click to collapse
I have flashed the latest DBT (unbranded German) and I have the same problems. Does the version of Odin make a significant difference? I used 3.10.6.
dotnano said:
I have flashed the latest DBT (unbranded German) and I have the same problems. Does the version of Odin make a significant difference? I used 3.10.6.
Click to expand...
Click to collapse
Normally i have seen issues flashing through odin 3.10 and prefer 3.07 or 3.09. If the firmware flashed correctly and you do not have any issues then it should be fine.
CPU temp of 65% without powersave mode is fine and watching youtube videos does consume battery. Try a different charger / cable combination as that too can have issues. If the battery gets charged quickly (on stock kernel under 2 - 2.5 hours from 0 to 100) then there is definitely an issue with the charger and it will drain quickly too.
JASONRR said:
Normally i have seen issues flashing through odin 3.10 and prefer 3.07 or 3.09. If the firmware flashed correctly and you do not have any issues then it should be fine.
CPU temp of 65% without powersave mode is fine and watching youtube videos does consume battery. Try a different charger / cable combination as that too can have issues. If the battery gets charged quickly (on stock kernel under 2 - 2.5 hours from 0 to 100) then there is definitely an issue with the charger and it will drain quickly too.
Click to expand...
Click to collapse
I tried 3.10, 3.12 and 3.07 so far. Not successfully. Tried 3.09 now, we'll see.
I have a Sony Xperia Z1C as comparison, YouTube needs maybe 1% for 5 Minutes.
Cables/Chargers shouldn't be the problem. I have the original Samsung, also cable. Charged to 0 to 75 % in 90 Minutes. Same with cable and charger from Anker. So should be fine?
So no new ideas?
dotnano said:
So no new ideas?
Click to expand...
Click to collapse
I have no idea too but i have the same Trouble with mine BUT I'm still using the original Rom and didn't flash it. So maybe it is an Hardware issue.
My Battery is getting old, yes, but it is the third one. The Phone gets hotter than in its first years.
I hope you'll find a reason!
My i9295 always has been like this: 1 minute on-screen time = 1% battery loss. So this basically is a 2 hour phone... Stock or custom rom didn't matter. A friends i9505 used a lot less power, therefore I assume that the LCD (instead of the S4's AMOLED) is the problem.
Vardion said:
My i9295 always has been like this: 1 minute on-screen time = 1% battery loss. So this basically is a 2 hour phone... Stock or custom rom didn't matter. A friends i9505 used a lot less power, therefore I assume that the LCD (instead of the S4's AMOLED) is the problem.
Click to expand...
Click to collapse
Nah, why should it? There are a lot of i9295 users that don't have any problems.

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