[IMPORTANT] Do Not Charge Overnight! - 7" Kindle Fire HD General

Lately I have been seeing a lot of people who's Kindle Fire stopped working after charging overnight. So I read around and found an article stating that all the Kindle Fire models (Kindle Fire, Kindle Fire HD 7" & 8", and Kindle Fire 2) leading up to the HDX were not made with the component that prevents overcharging from ruining the battery. It is HIGHLY recommended that you do NOT charge your Fire overnight. While this does not happen to everyone who overcharges their device, it is a lot more likely for it to happen to a device without the safeguard. If this has been posted before, I am terribly sorry

Been charging overnight for over a year at times leaving it on charge for over a days period always at 2 amps.
I do however understand that the kindle supposedly has some deep charging mode even when powered down.
Perhaps it is when the kindle is in this state it does not start but I have very strong doubts of it not having an over charging scenario built in. These devices use lithium batteries and it would be a fire hazard and a heck of a law suit.
Sent from my XT907 using xda app-developers app

TheFantom said:
Lately I have been seeing a lot of people who's Kindle Fire stopped working after charging overnight. So I read around and found an article stating that all the Kindle Fire models (Kindle Fire, Kindle Fire HD 7" & 8", and Kindle Fire 2) leading up to the HDX were not made with the component that prevents overcharging from ruining the battery. It is HIGHLY recommended that you do NOT charge your Fire overnight. While this does not happen to everyone who overcharges their device, it is a lot more likely for it to happen to a device without the safeguard. If this has been posted before, I am terribly sorry
Click to expand...
Click to collapse
Lol, what rubbish. I have charged my Kindle fire HD 7 overnight since I bought it and never had any issues.

Kinda rude man.
Right or wrong he made a statement for our benefit.
Sent from my XT907 using xda app-developers app

mrkhigh said:
Kinda rude man.
Right or wrong he made a statement for our benefit.
Sent from my XT907 using xda app-developers app
Click to expand...
Click to collapse
For all we know it could be legit. I haven't heard of any Kindles with this problem, but that doesn't mean it's not possible.

I don't think people are intending to be rude. The OP doesn't provide a link to said article. Lithium Ion batteries aren't affected by overcharging, or undercharging, just no charging. Nickle Cadium batteries are affected by over charging and charging before the battery completely drains. The Fire has, I believe, a litium Ion battery as most of todays tech does. The only thing I've ever read about Lith Ion is that you should allow the battery to completely drain every once in awhile.

Looks at the post count
I wonder..

Simba.7 said:
Looks at the post count
I wonder..
Click to expand...
Click to collapse
Been on this site for a long time, but unfortunately lost access to the email I used to register and I forgot my pass.

Related

Hypothesis on (Semi)Bad Battery Life

I got the kindle fire about a week ago. Since that time I have received okay battery life. I don't love or hate it. I decided to check to see if something odd in the background was running. I ran a battery saver program, probably juicedefender, and found that the GPS was on. Wait, what!? There is no GPS in the Fire. So I installed GoLauncher, and used the native power manager to turn it off. These are just preliminary results, but battery life seems to have increased a lot. It could also just be a placebo, but I guess that having the GPS on could be something amazon forgot to remove in the code, and created an endless processing loop. Just a guess, I would love to hear some other thoughts on this.
the only way to tell is the drain the battery doing the exact same thing between changes. i've been tinkering around with my kindle as well because there has to be *something* which explains how the nook tablet can get an extra 2-3 hours on the same capacity battery...
Something... But the Nook actually has 4000 mah battery, while the Fire has a 4400 mah battery, so it has a smaller battery, and better battery life. I would then guess, it is software related, because hardware is virtually identical.
What are you guys considering a bad battery, because I couldn't be more satisfied with mine.. Two days of HEAVY use with the display on for a total of 6 hrs -- is that not what you're all getting? And if so, how is that not good for a dual core processor running on a 7" IPS display?
How did you disable the GPS?
Sent from my Kindle Fire using xda premium
nikcomp said:
How did you disable the GPS?
Sent from my Kindle Fire using xda premium
Click to expand...
Click to collapse
Would like to know too.
Not terribly impressed with the battery life on the KF compared to the Nook Color (which seemed to last FOREVER)
nikcomp said:
How did you disable the GPS?
Sent from my Kindle Fire using xda premium
Click to expand...
Click to collapse
I was using ADW EX launcher and just did a long tap on screen, added widget, power control.
And it added the little toggle bar that most droid phones have with notification bar.
Wifi was on, blue tooth area was blank, then gps, sound, and autorotate.
I confirmed gps was lit up. tapped it, to disable then removed the widget.
I did the exact same thing. Pretty simple.
surprise surprise....
i did a battery test of the nook tablet vs the kindle fire today (i own both and intend to return one). i had a game running as my test (jelly defense), wifi off, screen brightness max.
nook tablet died at 4 hours. kindle fire lasted an extra hour.
so either all the build.prop stuff i did made a difference, or my nook tablet's battery is defective and i need recalibrate it....
hyperbling said:
so either all the build.prop stuff i did made a difference, or my nook tablet's battery is defective and i need recalibrate it....
Click to expand...
Click to collapse
Just noting that there seems to be issues with battery life that factory resets seem to fix (oddly), so it might be worth resetting either/both devices if you see drastically lower than expected battery lives.
hyperbling said:
so either all the build.prop stuff i did made a difference, or my nook tablet's battery is defective and i need recalibrate it....
Click to expand...
Click to collapse
Could you list your build.prop stuff? Much appreciated!

[Q] Battery Problems

I recently flashed CM9 on my kindle fire and for some reason, when I put it to charge overnight, it only got to 50% from 3% in 4 hours. Is the kindle just that slow at recharging or is it something else?
What rom are you using?
Sent from my Amazon Kindle Fire using xda premium
hellfire
Um, I really can't say. The Fire charges that slowly but not that slow. It could be your charger (doubtful). You might have a background process causing trouble.
I would say kill all non essential running processes, turn wifi off and try again. If that doesn't work, switch roms. If THAT doesn't work it's probably your charger.
Where are you located? US? Europe?
Sent from my Amazon Kindle Fire using xda premium
Yeah its the same micro usb cable I use for my phone so I dont believe it is that. I turned off wifi so I'll see if that was part of the problem. Something i noticed was when i went to settings and under battery it said "discharging" even thought i had it plugged into my laptop.
Well that's your problem...USB doesn't have enough power to charge the Fire. You have to use the Kindle Fire wall charger.
Sent from my Amazon Kindle Fire using xda premium
hello, i have the Energy.3.19.2012.Kindle.Fire.CM9.ICS on my KF and i have a lot of problems with my battery.. slow charge.. and when is at 100%.. in a few minutes.. the battery % is on 85.. and going down...
did someone have some problem with this same ROM..
what about cm9_reloaded?
soupmagnet said:
Well that's your problem...USB doesn't have enough power to charge the Fire. You have to use the Kindle Fire wall charger.
Sent from my Amazon Kindle Fire using xda premium
Click to expand...
Click to collapse
Yup I got my wall charger and that took care of it. I wouldn't have thought that a standard USB wouldn't be enough to charge it in the normal time frame.
Thanks!
LVMickey said:
Yup I got my wall charger and that took care of it. I wouldn't have thought that a standard USB wouldn't be enough to charge it in the normal time frame.
Thanks!
Click to expand...
Click to collapse
The stock wall charger for the Kindle Fire puts out 1.8A, even a regular phone charger will take a long time since they usually put out around .8A.
airmaxx23 said:
The stock wall charger for the Kindle Fire puts out 1.8A, even a regular phone charger will take a long time since they usually put out around .8A.
Click to expand...
Click to collapse
Great to know thanks and I'll keep that in mind for when I'm on the move.
chuchinga said:
hello, i have the Energy.3.19.2012.Kindle.Fire.CM9.ICS on my KF and i have a lot of problems with my battery.. slow charge.. and when is at 100%.. in a few minutes.. the battery % is on 85.. and going down...
did someone have some problem with this same ROM..
what about cm9_reloaded?
Click to expand...
Click to collapse
In running the same rom and the battery life is awesome, as long add you keep your CPU governor to regular default 600-1200mhz. Stop and kill running background services, and turn off wifi when not in use. You have to let your battery cycle a few times so the rom will get accustomed to your battery
Kindle Fire running KANG CM9
New developer, working on my own custom rom
Daevionne said:
In running the same rom and the battery life is awesome, as long add you keep your CPU governor to regular default 600-1200mhz. Stop and kill running background services, and turn off wifi when not in use. You have to let your battery cycle a few times so the rom will get accustomed to your battery
Kindle Fire running KANG CM9
New developer, working on my own custom rom
Click to expand...
Click to collapse
Hi, and what do you think about cm9 reloaded? Im having problems when I'm going to turn off.. Or turn on..
CM 9 reloaded went into SOD too much for me, it drove me crazy. The rom itself its nice, but is too buggy for me. Energy is really great. Battery life, smooth UI, and the wifi problems that other CM9 ROMS have is kept to a minimal
Kindle Fire running KANG CM9
New developer, working on my own custom rom
Daevionne said:
CM 9 reloaded went into SOD too much for me, it drove me crazy. The rom itself its nice, but is too buggy for me. Energy is really great. Battery life, smooth UI, and the wifi problems that other CM9 ROMS have is kept to a minimal
Kindle Fire running KANG CM9
New developer, working on my own custom rom
Click to expand...
Click to collapse
Well I'm going to do the best practices with my KF, for get better experience with the battery.
Thanks Daevionne
Sent from my iPhone using Tapatalk

Be carefull with the new ICS ROMS. Always shut down by holding the button for 20 secs

I have been using a new ICS build and wanted to warn everyone about the shutdown problems. It seems that by choosing to shut down by pushing the button and choosing "shut down" leaves the backlight running (you can see it if you look).
This has drained my battery down to nothing preventing my Kindle from booting. The stock charger did nothing, no charge, no light, no boot. Plugging in to the PC made the Kindle come on, but reboot after a couple seconds, not long enough for me to even get into recovery mode.
On a hunch I used my phone charger. Not only did the Kindle kick on and boot, but it seems to be slowly charging. I restored back to the stock ROM and now it seems like the stock charger has no effect at all.
Just be careful and be aware that the back light will stay on for now until the kernel is updated.
Thanks!
Sent from my Kindle Fire using xda premium
It happened to me already, but it woke up with the original charger.
Thanks!
yeah two known bugs for the 3.0 kernal are usb wall charging and the device not shutting all the way off (backlight stays on). if you need to you can always go into recovery to charge up. also turning lockscreen and touch sounds off in settings>sound will help save battery
It's 2 different bugs that can combine in a bad way: quick battery drain and loss of wall charger.
Anyways there is hope, people have been grabbing a USB charger form other devices or for most the USB-PC route still charges.
The ROMs are getting very good, the banding is fixed and it seems the AC charger issues have been patched up, even the small menu buttons are fixed in one of the ROMs. Now all I need is a volume bar and I will have my daily driver for a while.
This just happened to me...
My kindle died after shutting down for one day. No battery at all...
Did you even read the first post of the kernel thread?
ryanhuong said:
It's 2 different bugs that can combine in a bad way: quick battery drain and loss of wall charger.
Anyways there is hope, people have been grabbing a USB charger form other devices or for most the USB-PC route still charges.
The ROMs are getting very good, the banding is fixed and it seems the AC charger issues have been patched up, even the small menu buttons are fixed in one of the ROMs. Now all I need is a volume bar and I will have my daily driver for a while.
Click to expand...
Click to collapse
Something for the volume control:
https://play.google.com/store/apps/details?id=rubberbigpepper.VolumeControl
Back to OP, I used to hold power until the backlight would turn off (about 15sec) but one day it just so happened that my kindle did not turn off completely even then. After that I have been holding it down for a straight 20sec.
Sent from my Amazon Kindle Fire using XDA
StaticMatt said:
Did you even read the first post of the kernel thread?
Click to expand...
Click to collapse
No, and that's why it's a surprise to them. Hashcode has been saying, repeatedly, he doesn't recommend it as a daily kernel. In big red letters, at the top of two threads, it says wall charging doesn't work. Throughout those threads it has other people posting who say they don't know why their kindle died overnight.
It's just a neverending...I wanna call it a cycle, but there's no cycle to it. It's more like a neverending stream of people who refuse to read.
Guaranteed, if I made a thread offering a kernel and in big red letters at the top it said "THIS KERNEL WILL BRICK YOUR KINDLE" and then proceeded to post a changelog and other information about how to install, etc... There would be no less than 100 posts the following day asking why their kindle doesn't work.
If the devs were offered a dime every time somebody failed to follow directions...
Felnarion said:
No, and that's why it's a surprise to them. Hashcode has been saying, repeatedly, he doesn't recommend it as a daily kernel. In big red letters, at the top of two threads, it says wall charging doesn't work. Throughout those threads it has other people posting who say they don't know why their kindle died overnight.
It's just a neverending...I wanna call it a cycle, but there's no cycle to it. It's more like a neverending stream of people who refuse to read.
Guaranteed, if I made a thread offering a kernel and in big red letters at the top it said "THIS KERNEL WILL BRICK YOUR KINDLE" and then proceeded to post a changelog and other information about how to install, etc... There would be no less than 100 posts the following day asking why their kindle doesn't work.
Click to expand...
Click to collapse
This is a discussion forum right? We are discussing.
If I can help even 1 person avoid that problem then I will. Maybe you guys should stick to the dev threads with all the smart people. This thread is for dummies who can't read.
Not going to argue with you on that one.
ryanhuong said:
This is a discussion forum right? We are discussing.
If I can help even 1 person avoid that problem then I will. Maybe you guys should stick to the dev threads with all the smart people. This thread is for dummies who can't read.
Click to expand...
Click to collapse
You do see the irony in all that, right?
@ryanhuong - just wanted you to confirm once that the wall charger is not indeed working for you.
I too had the same impression for some time as it _looks_ that way, but then realized it is working when I hit the top-left Refresh button in Settings -> Battery. The % kept going up.
umash4 said:
@ryanhuong - just wanted you to confirm once that the wall charger is not indeed working for you.
I too had the same impression for some time as it _looks_ that way, but then realized it is working when I hit the top-left Refresh button in Settings -> Battery. The % kept going up.
Click to expand...
Click to collapse
With the newest kernel yes it seems to charge fine. The Pure AOKP build seemed to have more issues. Now I am using the newer AOKP and not does the charger work again, but the LED now shows orange or green (but the battery icon s still wrong).
Huge improvements so far.
This happened a few times with my Optimus V. This was because there was no offline charging support for AOSP ROMs at the time. The only way I could get the phone to stay on was to force the battery into a LG Rumor Touch and recharge it with that until the battery could boot the Optimus. Thinking how the Kindle Fire has no offline charging support and a non-removable battery strikes fear into my soul.
I know the AOKP ROMs fully power off the device. So at least I'm okay with that.
Also, is it bad that my Kindle Fire charges extremely slow with any other cable than the stock charger?
Sent from my Amazon Kindle Fire using Tapatalk 2
It will always work best with the stock charger, but until the bugs are fixed, who knows.
KemikalElite said:
Thinking how the Kindle Fire has no offline charging support and a non-removable battery strikes fear into my soul.
Click to expand...
Click to collapse
It does charge offline, the problem lies in the LED not reporting this properly (it doesn't turn on to reflect the charge status).
KemikalElite said:
Also, is it bad that my Kindle Fire charges extremely slow with any other cable than the stock charger?
Click to expand...
Click to collapse
This is normal, as they usually provide less amps than the stock charger (1.8).
For what it's worth, I am on #33 AOKP KF Edition and the LED works perfectly. It's the icons that don't work right.
EDIT: I take that back. If the KF is asleep and you plug it in the LED stays dark. If the tablet is awake and you connect the charger, the orange comes on, putting the tablet to sleep the LED stays orange till it turns green when full.
Felnarion said:
No, and that's why it's a surprise to them. Hashcode has been saying, repeatedly, he doesn't recommend it as a daily kernel. In big red letters, at the top of two threads, it says wall charging doesn't work. Throughout those threads it has other people posting who say they don't know why their kindle died overnight.
It's just a neverending...I wanna call it a cycle, but there's no cycle to it. It's more like a neverending stream of people who refuse to read.
Guaranteed, if I made a thread offering a kernel and in big red letters at the top it said "THIS KERNEL WILL BRICK YOUR KINDLE" and then proceeded to post a changelog and other information about how to install, etc... There would be no less than 100 posts the following day asking why their kindle doesn't work.
Click to expand...
Click to collapse
Actually as one of the guys that's working on the kernel I would have to say you're incorrect. Wall charging does in fact work. The issue with the led is that the kernel doesn't correctly update it, as well as it doesn't update the from in a manner for the icon to change. If you download a battery widget in the market you will see that it does in fact charge with a wall charger. This is also a better route to go since the OEM charger puts out about 1000mv as opposed to 100mv w/USB 1.0 or 500mv w/USB 2.0. Only other steady charging scenario would be USB 3.0 because its output is 900mv.
Sent from my MB860 using XDA

Battery consumption Tablet/Dock Tips for Better battery life.

So I thought of making a thread on your experiences with the battery consumption ratio depending on use etc. My main reason of doing this is because I suspect my dock has a bad battery and I would like to see you guys experience with your tablet/dock combo.
Noticed much difference between power saving, balanced and performance mode?
Processor wise I know each has a rating of 1ghz,1.1ghz and 1.2ghz. I dont see how this would make a big impact in battery life. Now I dont know if these also regulate anything else than the cpu frequency as to make it a noticeable thing.
Whats's the ratio of your Tablet/dock charging? ( what I mean is once your tablet reaches 70% and dock kicks in to charge how much battery would it be left on the dock after tablet reaches 90% wich is point where dock stops charging..
If I leave it charging without using it my dock is left with about 55% battery.
Last night I left the tablet at 52% and the dock fully charged so I left the tablet in sleep mode and charging with the dock. when I come to check on it battery was at 90% dock at 25% . I'm curious if the scaling is alright or am I having a performance loss.
I noticed the dock discharging while it is not supplying battery to the table ( By the time my tablet reaches 70% for the dock to kick in to charge the dock has gone down to 98%).
The biggest power drain is definitely screen brightness though this IPS display seems really nice indoors no more than 20% brightness seems to be needed.
I would also like it if we could post your advice for a better battery life on these wonderful tablets to later on make a recollection of all and post them on 2nd Post
I'll try to keep up and be adding em there.
Well this is what I got in my head so far if your willing to post any other experiences or advice I would gladly appreciate it.
I'm somewhat of a complete noob, I'm here to learn and share my experience with other users.
Battery life tips.
1. If distance is not an issue use bluetooth tethering instead of wifi tethering. It consumes less battery on both devices.
2.Try using the brightness level you need not max it out like most people do.
3.If your an active user on wi-fi, turn on setting for wifi not go to sleep. Every time tablet goes to sleep mode it would be disabling and enabling Wi-fi wich in many devices this has proven to consume more battery than keeping an active connection.
This list will keep growing as more tips are posted.
This is a well timed thread, since I have been having battery issues and the tablet on its own is not the problem. For whatever reason, the dock and tablet together equals massive battery drain in sleep mode, where the tablet on its own only uses one percentage point over night. The majority of both batteries are drained if docked in sleep mode.
I charged the dock to full on its own and unplugged it and will check this evening to see status.
Tablet on own =
Tablet docked = :silly:
Well when I am not using my tablet for sleeping or working I usually just shut it down. Doesn't make sense to me to just always have it on. I'm usually away from it for long periods of time and it doesn't take long to boot up. Plus if I go to use it later in the day or a few days later I'm not looking for my charger because I fully charged it before shutting it down. I keep a laptop/computer mentality with it where if I'm not using it turn it off.
Sent from my DROID3 using xda premium
rushless said:
This is a well timed thread, since I have been having battery issues and the tablet on its own is not the problem. For whatever reason, the dock and tablet together equals massive battery drain in sleep mode, where the tablet on its own only uses one percentage point over night. The majority of both batteries are drained if docked in sleep mode.
I charged the dock to full on its own and unplugged it and will check this evening to see status.
Tablet on own =
Tablet docked = :silly:
Click to expand...
Click to collapse
Well as I said before on ur thread I would replace it in ur case though a corrupted firmware could cause that. On my g2x a bad Install once drained my battery like crazy so might want to try that. I think u need to unlock though
Sent from my LG-P999 using xda premium
I do not think there is any firmware in the dock itself. I think it is a pure slave device that is controlled by the tablet. The tablet on own does not have a drain issue, but when docked they do together.
On my second dock now with same result.
The tablet and dock together ironically seems to have the same battery life in sleep mode as my Q2670 Lenovo 14" gaming laptop = bad I was hoping the dock and tablet combo would be just as efficient as an Android tablet on own and avoid having to cold start when using it (that seems so Windows to me).
Nschneider7 said:
Well when I am not using my tablet for sleeping or working I usually just shut it down. Doesn't make sense to me to just always have it on. I'm usually away from it for long periods of time and it doesn't take long to boot up. Plus if I go to use it later in the day or a few days later I'm not looking for my charger because I fully charged it before shutting it down. I keep a laptop/computer mentality with it where if I'm not using it turn it off.
Sent from my DROID3 using xda premium
Click to expand...
Click to collapse
Well in my case I am replacing a netbook.
I use it for a lot of things like Torrenting, college notebook,games, media,internet browsing etc. I give it its full use.
Asus already knows about this problems. Its due to bad software in the keyboard dock (yes there is software for it/ only Asus can access it.) Its actually B.S. the only fix is to send dock to Asus and pay shipping urself. And they'll fix and send back. Prob about a month later
Or you can use the tweeked build.prob like I did. Shuck will allow deep sleep while docked.
Deep sleep = no battory drain
Just be careful with changing build.prob
read 5 times fully can't go wrong lol
trevor7428 said:
Asus already knows about this problems. Its due to bad software in the keyboard dock (yes there is software for it/ only Asus can access it.) Its actually B.S. the only fix is to send dock to Asus and pay shipping urself. And they'll fix and send back. Prob about a month later
Or you can use the tweeked build.prob like I did. Shuck will allow deep sleep while docked.
Deep sleep = no battory drain
Just be careful with changing build.prob
read 5 times fully can't go wrong lol
Click to expand...
Click to collapse
Are there docks that do not have the problem that can be identified? This seems a silly miss by Asus.
Both docks I got from two retailers have the issue.
Also, do you need root? Any guide to fixing and links documenting the problem are appreciated.
rushless said:
Are there docks that do not have the problem that can be identified? This seems a silly miss by Asus.
Both docks I got from two retailers have the issue.
Also, do you need root? Any guide to fixing and links documenting the problem are appreciated.
Click to expand...
Click to collapse
Ive also tryed returning dock for a new one. No luck
I'm not sure but I think the docks only work as suppossed to on. 17 firmware. That's my best guess. Just look under development section. Only post by seanzscreams can't miss it for tweaked build prop.
Believe u need root. Or process alot easier if you have it. Just be careful if you don't follow instructions exactly can brick. But if you do everything which isn't much and not hard at all even for a noob
trevor7428 said:
Ive also tryed returning dock for a new one. No luck
I'm not sure but I think the docks only work as suppossed to on. 17 firmware. That's my best guess. Just look under development section. Only post by seanzscreams can't miss it for tweaked build prop.
Believe u need root. Or process alot easier if you have it. Just be careful if you don't follow instructions exactly can brick. But if you do everything which isn't much and not hard at all even for a noob
Click to expand...
Click to collapse
My dock seems too be working just fine and if this where such a common problem it would be everywhere.... im half sure the problem is ur guys tablet as it seems tablet controls functions on dock...
Sent from my ASUS Transformer Pad TF300T using XDA Premium HD app
Separated, my tablet consumes 1% in ten hours and the dock about the same when in sleep mode. When together over the same time, they collectively drain almost 70%. The dock is dead and the tablet with the rest.
rushless said:
Separated, my tablet consumes 1% in ten hours and the dock about the same when in sleep mode. When together over the same time, they collectively drain almost 70%. The dock is dead and the tablet with the rest.
Click to expand...
Click to collapse
Stop chasing cats replace the damn thing already lol
Sent from my ASUS Transformer Pad TF300T using XDA Premium HD
Rushless is right... I also see more drain now with new firmware, when the tablet is docked.... Seems like a bug
Sent from my HTC HD2 with WP7.5/android miui using tapatalk
deathskater said:
Stop chasing cats replace the damn thing already lol
Sent from my ASUS Transformer Pad TF300T using XDA Premium HD
Click to expand...
Click to collapse
No kitties here. As stated, they both work fine on their own and have had two docks. Testing another 300 yielded the same result.
The problem is the two pieces together. I think the sleep mode is borked when docked and bleeding power at a non user level.
rushless said:
No kitties here. As stated, they both work fine on their own and have had two docks. Testing another 300 yielded the same result.
The problem is the two pieces together. I think the sleep mode is borked when docked and bleeding power at a non user level.
Click to expand...
Click to collapse
Well i dont see this issue anywhere else seems like ur cursed or something
Sent from my ASUS Transformer Pad TF300T using XDA Premium HD app
So... back to battery saving tips.
I get scary long battery life by just reducing screen brightness. Would like to mess with build.prop but haven't yet. I know there is replace n go's out there but I want to find out which settings do what specifically. Still looking for more information on the subject.
moseng said:
So... back to battery saving tips.
I get scary long battery life by just reducing screen brightness. Would like to mess with build.prop but haven't yet. I know there is replace n go's out there but I want to find out which settings do what specifically. Still looking for more information on the subject.
Click to expand...
Click to collapse
I give this about 8-9 hours daily on 1 charge of tab\ dock.
Sent from my ASUS Transformer Pad TF300T using XDA Premium HD app
My battery life:
Docked and using fairly heavy- about ten hours
Docked and in sleep mode- Both batteries dead in 14 hours
Undocked and using fairly heavy about seven hours
Undocked for over 12 hours tablet = 98% Another time was 99%
Undocked, the dock went 24 hours = "100"%
Ironically, my problem is with the device docked in sleep mode. Two docks, two tablets- same issue. No info showing an app or media task causing it, so lower level bios issue. Both tabs newest firmware, no clue what the docks are/were. Have one each now.
Those having problems, check "Settings/Asus Customised Setting/Mobile Dock Battery Saving Mode"
Enable it and see if it matters
Sent from my ASUS Transformer Pad TF300T using XDA

Kindle Fire not turning on?

Kindle Fire is not powering on? It shows the green light on the power button, but nothing powers on. Need help very quickly!!!
That's sounds like a kf1, so wrong forum. I wouldn't worry too much, those things are practically unbrickable, even if the bootloader is corrupt up you can use usbboot to reupload it and it will work again. Think this might be useful in your case, but if it is bricked to the point you have to do that you would have to pull the internal battery and try connecting something to a contact point, there's details somewhere in the amazon kindle fire forum I think.
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stunts513 said:
That's sounds like a kf1, so wrong forum. I wouldn't worry too much, those things are practically unbrickable, even if the bootloader is corrupt up you can use usbboot to reupload it and it will work again. Think this might be useful in your case, but if it is bricked to the point you have to do that you would have to pull the internal battery and try connecting something to a contact point, there's details somewhere in the amazon kindle fire forum I think.
Sent from my Amazon Kindle Fire HD using Tapatalk
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It died and ever since then it won't turn on. It worked fine, but like I said it died and ever since then it won't turn on.
mabe you need need to power it up with one of these, so it can get power again, i was reading somewhere that if your device dies to completely no power that it will do something that's kinda like what yours is doing now. and if you do own a Kindlefire its probably a good idea to buy one of these, or a factory cable, but this does the same think with just your normal cable attached to this adapter.http://shop.teamblackhat.info/Factory-Adapters-motadapt.htm
BurnOmatic said:
mabe you need need to power it up with one of these, so it can get power again, i was reading somewhere that if your device dies to completely no power that it will do something that's kinda like what yours is doing now. and if you do own a Kindlefire its probably a good idea to buy one of these, or a factory cable, but this does the same think with just your normal cable attached to this adapter.http://shop.teamblackhat.info/Factory-Adapters-motadapt.htm
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Whenever I plug it in the power logo turns orange. Doesn't that mean power is getting to it?
buckeyestilidie said:
Whenever I plug it in the power logo turns orange. Doesn't that mean power is getting to it?
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You need to post this in the proper forum. You need the Kindle forum not KFHD7. Tech questions don't belong in the general forum either.
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