Horrible battery drain on LTE - AT&T, Rogers HTC One X, Telstra One XL

I got my AT&T One X a month ago. The battery life has been pretty good, considering the specs of the phone, but I've never been in an LTE area until last night. I'm running AT&T/HTC's stock Android 4.1.1 firmware, and I typically get through the day with no problem and have some battery to spare at the end of the day in an HSPA area.
However, last night, I was in an LTE area for the night, and I noticed that the battery drain was outrageous. As soon as I got into the LTE area, the phone started getting really warm around the camera and I noticed the battery drain was about 10% per hour. I never let mobile data on all the time, I switch it on when I need to use it, and then turn it off when I'm not using it. I was using the phone a bit more heavily than normal, but it shouldn't have been enough to kill 80% of the battery in 8 hours.
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On the graph above, I entered the LTE area shortly after 5PM, and you can see where the graph starts dropping quicker, and then around midnight when I left the LTE area, it levels out again. Also, the first break in the mobile network signal was a reboot. Prior to that, the phone was warm all the time and the battery was draining quickly. After the reboot, the phone would only get warm when I was actually using mobile data, but the battery drain was still happening.
I went ahead and did a factory reset on the phone afterward, to see if there may have been a rogue app or setting causing the problem, but I'm not sure the next time I'll get to an LTE area to check it out, but I'll try to report back soon.
Has anyone else had this happen or know of a cause or solution? Thanks.

beanboy89 said:
I got my AT&T One X a month ago. The battery life has been pretty good, considering the specs of the phone, but I've never been in an LTE area until last night. I'm running AT&T/HTC's stock Android 4.1.1 firmware, and I typically get through the day with no problem and have some battery to spare at the end of the day in an HSPA area.
However, last night, I was in an LTE area for the night, and I noticed that the battery drain was outrageous. As soon as I got into the LTE area, the phone started getting really warm around the camera and I noticed the battery drain was about 10% per hour. I never let mobile data on all the time, I switch it on when I need to use it, and then turn it off when I'm not using it. I was using the phone a bit more heavily than normal, but it shouldn't have been enough to kill 80% of the battery in 8 hours.
On the graph above, I entered the LTE area shortly after 5PM, and you can see where the graph starts dropping quicker, and then around midnight when I left the LTE area, it levels out again. Also, the first break in the mobile network signal was a reboot. Prior to that, the phone was warm all the time and the battery was draining quickly. After the reboot, the phone would only get warm when I was actually using mobile data, but the battery drain was still happening.
I went ahead and did a factory reset on the phone afterward, to see if there may have been a rogue app or setting causing the problem, but I'm not sure the next time I'll get to an LTE area to check it out, but I'll try to report back soon.
Has anyone else had this happen or know of a cause or solution? Thanks.
Click to expand...
Click to collapse
I dont have LTE with my provider but from what ive read this is normal.

As with many battery issues, you will probably hear vastly different experiences from different people. I've had LTE in my area the entire 1+ years I've had this phone (area had LTE since before the phone was released). I seem to have good coverage in the area, and can often get 48 hours (or a little more) on a single charge with light usage. Drain while idle on LTE for me does not seem significantly different then when in a non-LTE area, or on WiFi (around 2% per hour).
Its possible you were in a fringe LTE area, which would drain the battery much more quickly than an area with good reception. But I would not describe the type of drain you experienced as "normal". Or at least not what is intended or expected.
Since the phone is stock, there isn't a lot that can be done. The stock AT&T ROM is locked out from turning off LTE (which would be one workaround). Flashing a different ROM or radio might help. But those require root, bootloader unlock, etc.

I was in Baltimore, which has had a fairly mature AT&T LTE network for about a year, IIRC. I was in downtown most of the time, which shouldn't be a fringe area. At one point, I did a speed test, and got 17 mbps down and 9 mbps up. I know there's not much that I can do about disabling LTE using the stock ROM, but I shouldn't have to use a custom ROM; this type of drain shouldn't be happening.

I'm pretty sure you can switch LTE off on a stock ROM. Enter the following code on your dialer keypad:
*#*#4636#*#*
A menu will appear, select phone information.
Then scroll down and you'll find a drop-down menu. Open it and select gsm auto prl or wcmda preferred.
Sent from my Evita

timmaaa said:
I'm pretty sure you can switch LTE off on a stock ROM. Enter the following code on your dialer keypad:
*#*#4636#*#*
Click to expand...
Click to collapse
You can, but it won't stick, since AT&T has this setting 'locked'. It will reset itself to LTE on at the next reboot.

I'm just curious but did you have the Power Save turned on because when I use Power Save and I live exclusively in an LTE area it would last me about 48 hours on a single charge give or take a little. One thing you can consider is checking to see if you have applications running in the background trying to use your data even though you may have it turned off.
Sent from my AT&T HTC One X Evita S-Off running CyanogenMod 10

newsteadmission said:
I'm just curious but did you have the Power Save turned on because when I use Power Save and I live exclusively in an LTE area it would last me about 48 hours on a single charge give or take a little. One thing you can consider is checking to see if you have applications running in the background trying to use your data even though you may have it turned off.
Sent from my AT&T HTC One X Evita S-Off running CyanogenMod 10
Click to expand...
Click to collapse
Power Saver was turned on. As far as apps running in the background. I try to stop that. I have auto-sync for all apps, except for my two Gmail accounts, turned off.

beanboy89 said:
Power Saver was turned on. As far as apps running in the background. I try to stop that. I have auto-sync for all apps, except for my two Gmail accounts, turned off.
Click to expand...
Click to collapse
You mentioned you used the phone a bit more heavily but never mentioned screen on time. 8 hours doesn't seem all that bad to me if LTE + 3-4 hours screen on time.

Screen wasn't on that long. Take a look at the screenshot in my first post.
Also, in the meantime I've found an APN setting which is supposed to just use AT&Ts HSPA network and not LTE.
http://forums.att.com/t5/Android-Discussion-and-Support/Disabling-4G-LTE/td-p/3210617
Sent from my HTC One X using xda app-developers app

beanboy89 said:
Screen wasn't on that long. Take a look at the screenshot in my first post.
Also, in the meantime I've found an APN setting which is supposed to just use AT&Ts HSPA network and not LTE.
http://forums.att.com/t5/Android-Discussion-and-Support/Disabling-4G-LTE/td-p/3210617
Sent from my HTC One X using xda app-developers app
Click to expand...
Click to collapse
Hows connection stability with that APN? I tried using it back in the day to circumvent at&t's LTE only setting and it was very unstable. A few minutes with the screen off would also turn all data off.

EliWay said:
Hows connection stability with that APN? I tried using it back in the day to circumvent at&t's LTE only setting and it was very unstable. A few minutes with the screen off would also turn all data off.
Click to expand...
Click to collapse
I haven't had any problems with it yet. A few hours with data on the past few days, and I haven't noticed it drop. I'll keep you posted how it works the next few days.

Related

My battery usage record today

unrooted phone, installed the battery widget dl from HTC
8:30am unplug in , check the news, battery 97%
turn off wifi,and internet
9:56am 92%
Listen music with earphone
11:27am 85%
stop music, turn on internet, no 4g signal, only 1X, leave it then standby
11:45am 80%
Turn off internet, standby,
one short call in one short call out
12:44 78%
standby
1:46 77%
turn on internet, find 4GLET, read books online
2:19 68% turn off 4g, stand by most of the time
2:36 67%
is it normal?
That sounds like what I have right now.
My phone is rooted and I have it unplugged since 9AM. It is now 3PM and down to 50%. This is what I did:
Bluetooth Headphone + music for about 1hr
Downloading apps + updating + reinstalling + backups + uploading for about 30 min
Texting + a few emails + fruit ninja + angry birds + GBA emulator for about 30 min
I'd save more battery if it wasn't for the data+CPU intensive activities.
Goto the verizon store and talk to the manager. Tell him to push the hybrid prl to your phone. Mine is 13006 & battery is at 80% (off charge 6am) at 3:34pm. Looks like a major fix for me and the wife's thunderbolt.
Sent from my ADR6400L using XDA Premium App
Try Battery Monitor Widget. I was surprised to see that my phone uses significantly less power while idle on 3G than connected to WiFi.
hammer4203 said:
Goto the verizon store and talk to the manager. Tell him to push the hybrid prl to your phone. Mine is 13006 & battery is at 80% (off charge 6am) at 3:34pm. Looks like a major fix for me and the wife's thunderbolt.
Sent from my ADR6400L using XDA Premium App
Click to expand...
Click to collapse
I spoke. With corporate about that, tier 2. They said prl updates automatically on boot and the is no way to push a specific version. They also said prl is for voice roaming in non VZW covered areas and isn't related to the 4g radio, as only VZW towers support LTE.
Sent from my ADR6400L using XDA App
What does your usage look like? If I just open up my phone for emails and text (very light usage), I lose about 10% every 4 hours or so. Also I think you can edit your tower preferences by dialing " ##778# " . I'm not sure if it's the same but sounds quite similar.
hammer4203 said:
Goto the verizon store and talk to the manager. Tell him to push the hybrid prl to your phone. Mine is 13006 & battery is at 80% (off charge 6am) at 3:34pm. Looks like a major fix for me and the wife's thunderbolt.
Click to expand...
Click to collapse
cuguy said:
What does your usage look like? If I just open up my phone for emails and text (very light usage), I lose about 10% every 4 hours or so. Also I think you can edit your tower preferences by dialing " ##778# " . I'm not sure if it's the same but sounds quite similar.
Click to expand...
Click to collapse
What are tower preferences exactly, and what would they do to help battery life?
The reps on the phone are full of it! I have been on the new prl and it doesn't change when I reboot or bsttery pull. It has something to do with wether or not you are in an area that use to be alltel. If u goto the store they should know what ur talking about. If not have them call the Hattiesburg, MS store.
Sent from my ADR6400L using XDA Premium App
wow, i unplugged my phone at 5AM. It's now 1030AM and i'm down to 32% battery. Sent 4 texts and checked email twice. THATS IT. What the hell is wrong with my battery!!!!!
stoneskin2 said:
unrooted phone, installed the battery widget dl from HTC
8:30am unplug in , check the news, battery 97%
turn off wifi,and internet
9:56am 92%
Listen music with earphone
11:27am 85%
stop music, turn on internet, no 4g signal, only 1X, leave it then standby
11:45am 80%
Turn off internet, standby,
one short call in one short call out
12:44 78%
standby
1:46 77%
turn on internet, find 4GLET, read books online
2:19 68% turn off 4g, stand by most of the time
2:36 67%
is it normal?
Click to expand...
Click to collapse
Actually yeah that does sound about normal. There are of course alot of variables when it comes to battery life. What you actually use and leave running, how much and how often you use it and of course how strong a signal you might have or not have.
I get better battery life than that however there are a number of things I remove from my phone that I do not use and I shut just about all syncing off. Naturally that will make a difference.
I see so much about battery life on our phones and what confuses me is what do people expect? Really these smartphones are just about like walking around with a laptop in your pocket. How much time of continuous use can one expect to get out of that? I know most laptops you would get maybe a few hours of use on the standard batteries after a few months of use. I guess thinking of it like that are we really doing that bad?
Sure I'd love to see a battery that will last 2 days and I can use my phone constantly but at least at this point and time that simply not going to happen.
I know you are not complaining here but I just wanted to vent a little bit lol
mojonation1487 said:
wow, i unplugged my phone at 5AM. It's now 1030AM and i'm down to 32% battery. Sent 4 texts and checked email twice. THATS IT. What the hell is wrong with my battery!!!!!
Click to expand...
Click to collapse
you have to have something running constantly on that phone. might want to pick up a app in the market and check what is running that thing like that. system monitor is one app and there are others as well. either that or you just have a bad battery but not likely
LeoD said:
you have to have something running constantly on that phone. might want to pick up a app in the market and check what is running that thing like that. system monitor is one app and there are others as well. either that or you just have a bad battery but not likely
Click to expand...
Click to collapse
Thats the thing, I only have gmail syncing and weather syncing once an hour. I'll download that app and see whats up. This phone is pissing me off
EDIT- What app is it? I can't find a system monitor in the market
Try watchdog lite. Just don't set it to update constantly, it'll eat your processor if you do.
Sent from my ADR6400L using XDA App
mojonation1487 said:
Thats the thing, I only have gmail syncing and weather syncing once an hour. I'll download that app and see whats up. This phone is pissing me off
EDIT- What app is it? I can't find a system monitor in the market
Click to expand...
Click to collapse
System panel or that watchdog would work I've only used system panel tho
mojonation1487 said:
Thats the thing, I only have gmail syncing and weather syncing once an hour. I'll download that app and see whats up. This phone is pissing me off
EDIT- What app is it? I can't find a system monitor in the market
Click to expand...
Click to collapse
Okay, I know I'm not from the TB side as I have an Evo, but one thing to keep in mind is that if you leave 3g/4g turned on, it constantly tries to find a superior signal. Use wifi where available. Also, turn 3g and 4g off when you don't need them, and don't leave stuff set to sync on its own. Other things that can be done to improve battery life are lowering your screen brightness and adjusting the screen timeout/sleep interval. The lower each of these are set, the more battery you will save. If your screen is always on, it's constantly drawing battery, obviously. Also, in my experience, the HTC charging kernels have a tendency to be a bit finicky when it comes to charging 90-100%. Sure, your phone may show 100% charged, but if you pull off the charger and it drops 3-8% in the course of 5 minutes, it clearly wasn't 100% charged to begin with.
However, if you meant to say that you were following these guidelines and still having this issue, I would say you very well may have a defective/weak battery.
root your phone and download imoseyons leankernel.
i can get over 24 hours of battery time pretty easily as long as i'm not using it heavily, and that's with an overclocked cpu to 1.4 ghz.
i have been turning APN off via extended controls and my battery life has gone to bearable to good! I am really happy about it b/c the widget works perfectly and turns on and off in virtually seconds, and completely turns off all radios other than the one for calls and texts.
So until I have root and am able to adjust the battery life in that way this is working great.
here's mine on das bamf 1.2 and ziggy's april 6th kernel at 1497/368 on smartass governor w/ 2750 battery...mediaserver was me streaming mecanto over 3g for 4-5 hours, also used pandora over 3g, but only for an hour or so...no wifi used in the last day..radio set to cdma auto so it doesnt look for 4g.
brightness and sync on whatever I want, I keep beautiful widgets at 15 minute update, not sure anything else syncs...mail seems to sync when I switch to the screen with the mail widget or whenever I open the mail or gmail app..
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mojonation1487 said:
wow, i unplugged my phone at 5AM. It's now 1030AM and i'm down to 32% battery. Sent 4 texts and checked email twice. THATS IT. What the hell is wrong with my battery!!!!!
Click to expand...
Click to collapse
Yea, I just posted on another board that I will not be able to stay with this phone. Im going to have to shell out 600-700 for an off-contract Bionic. My phone was 100% at 7AM this morning.. After sitting in the car all day at work, 10 hours later, it's down to 75%. I figure that's not bad.
Well in the 4 hours since Ive been off work, Ive made ONE 30min phone call and sent 20 texts. The phone is dead. Didnt do any surfing. One call, twenty texts.
This is unacceptable.
EDIT: Yes, I checked the partial wake usage and nothing is running in the background. I have nothing syncing either. There's only like 5 things in the battery info screen.. Phone call, Display, Phone Standby, Cell Idle, Android System, and Android OS. The single 30 minute voice call accounts for 47%, 30 minutes of Display is 21%, and the idle and standby are the rest.
ive called verizon about the hybrid prl they just lol its an auto update they cant just push it to your phone maybe your in a 4g lte area but im not

No Signal = Battery Eater!

Noticed a severe problem on my Desire!
I went on a camping trip yesterday, and just got back a few hours ago.
And my battery life has been terrible!
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I had 99% battery, put the phone to sleep in my pocket, and 2 hours later, I had 86%!! I never touched the phone! and I use governors for the phone to be at 122-307mhz ..
another 2 hours, and then it dropped from 86% to 74%!
I noticed both times the phone had no signal, as I was up in the mountains... It must have been the battery eater!
So the phone dropped from 99% to 74% in 4 hours on standby! After that, I decided to put the phone on hibernate..
Previously, if I left the phone on standby with signal at home, it could get me 8-9 hours before it drops from 100%-99%!
Phone is currently charging. Bit disappointed!
(Note: in my graph, it shows I had GPS on, but I only used it for 5 minutes, when it was at 100% to drop to 99%. I also had ALL data connections off, apart from the phone on)
Anyone have similiar expierences?
Sent from my GT-P1000 using xda premium
Low signal is a battery eater on all phones. If you have no signal, it has to search for a signal source more often, I certainly have this on my Desire S too.
Regards,
Crwblyth
crwblyth said:
Low signal is a battery eater on all phones. If you have no signal, it has to search for a signal source more often, I certainly have this on my Desire S too.
Click to expand...
Click to collapse
Agreed. If I know that I am in a no-signal area and I really need to preserve battery, I either put the phone in airplane mode or switch it off completely.
latest radios sux big time if we speak about signal.. phone lose and search signal very often..and u can see some times 1 some times full signal bar and sometime no bars at all.
Thanks for the replies guys
I'm currently on the radio from the OTA .4 update...
Guess I'm now gonna upgrade to the .5 one, as that too has heavy drainage!
Cheers!
Sent from my HTC Desire S using xda premium
fasty said:
Agreed. If I know that I am in a no-signal area and I really need to preserve battery, I either put the phone in airplane mode or switch it off completely.
Click to expand...
Click to collapse
Aeroplane mode on all sense roms that i've tried on this device use about for times the battery that normal use does, air plane mode use =18mA compared to 5-8mA with phone and wifi on (these figures are obviously from a good reception phone area and connected to wifi with a strong signal, it's difficult to test in a bad reception signal area where I live)
Swyped from my Desire S using XDA Premium
If you know that you're going to be in a poor signal areas then it's a good idea to switch the phone so that it only receives 2g signals, add thus will reduce the about of polling that occurs and therefore reduce the waste in battery use
Obvious but daft, if going camping where's you know you'll have little to no signal then it probably pays to simply power down the phone when you're not going to use it
Swyped from my Desire S
ben_pyett said:
Aeroplane mode on all sense roms that i've tried on this device use about for times the battery that normal use does, air plane mode use =18mA compared to 5-8mA with phone and wifi on
Click to expand...
Click to collapse
That's curious, thanks for the info.
Must admit, I've only used airplane mode briefly when I specifically needed to use some other function on the phone, so I guess I never noticed the extra consumption.
It sounds completely counter-intuitive that it used more power, but you have clearly got detailed information!
I can certainly say for sure though that switching the phone off completely extends battery life loads
*#*#4636#*#* > Phone information > Turn off radio
Oly I've noticed this problem too. I normally keep my phone in my pocket at all times.
While operating for fractures, we sometimes wear lead aprons to protect us from xray radiation which emanates from the image intensifier.
These are 0.5 mm sheets of lead which block out or attenuate all radiation...including phone signal!!!
I had noticed that if I go in with even 95% battery, by the end of 6 hrs my battery would come down to 10% to 13% without ANY use!!! So I started leaving the phone out on the table and no more battery drain...!
I'm on stock radio by the way. Heard bad things about the battery drain on the new one even with normal signal. I could be wrong...I'm just quoting the opinions of people who've used it.
So I guess in any situation where signal is poor the phone goes bonkers trying to scan for a stronger signal and kills the battery!!!
Beamed from outer space using brainwaves...
zeekiz said:
*#*#4636#*#* > Phone information > Turn off radio
Click to expand...
Click to collapse
Any one else finding that on hyperion or any ROM with rcmix3d tweaks installed that this *#*# code now takes you to quick launch setup options screen rather than the advanced menu where you could switch to 2g?
Swyped from my Desire S using XDA Premium
olyloh6696 said:
Thanks for the replies guys
I'm currently on the radio from the OTA .4 update...
Guess I'm now gonna upgrade to the .5 one, as that too has heavy drainage!
Cheers!
Sent from my HTC Desire S using xda premium
Click to expand...
Click to collapse
.5 radio can you share link please?
if u go to Wirelles & networks>Mobile networks>Network Mode>GSM only signal is full.problem is with WCDMA..gsm work just fine.
ben_pyett said:
Any one else finding that on hyperion or any ROM with rcmix3d tweaks installed that this *#*# code now takes you to quick launch setup options screen rather than the advanced menu where you could switch to 2g?
Swyped from my Desire S using XDA Premium
Click to expand...
Click to collapse
Oh yeah. Confirmed it does here. Playing with RCMix as of last night. Odd, I wonder how you get to testing mode now. I'll investigate.
To Oli: Can't remember if you use Tasker? If you don't remember to switch off 3G, set a profile to drop 3G when outside the radius of your town/city and signal strength drops below 'x' dB for 'y' minutes as long as screen is off. That'd work too.
ngek202 said:
.5 radio can you share link please?
Click to expand...
Click to collapse
See zeekiz' thread in the development section
Sent from my HTC Desire S using xda premium
wnp_79 said:
Oh yeah. Confirmed it does here. Playing with RCMix as of last night. Odd, I wonder how you get to testing mode now. I'll investigate.
To Oli: Can't remember if you use Tasker? If you don't remember to switch off 3G, set a profile to drop 3G when outside the radius of your town/city and signal strength drops below 'x' dB for 'y' minutes as long as screen is off. That'd work too.
Click to expand...
Click to collapse
Nope, don't use tasker yet!
However, read your guide last week again! And it got me very tempted to buy it! I'll get it soon
Thanks everyone for the input
Sent from my HTC Desire S using xda premium
http://en.wikipedia.org/wiki/GSM
"The transmission power in the handset is limited to a maximum of 2 watts in GSM850/900 and 1 watt in GSM1800/1900."
If the phone is trying to communicate with a base station and having to transmit at that kind of power to reach it (in poor signal areas) it's going to drain your battery pretty quickly...
I can confirm, I also work in an area with poor coverage and it normally ( with stock 2.3.3 rom) would come down from 100 to 10 % in about 8 hours on standby..
Now I have changed to Proxuser 2.3.5/Sense3.0 it has improved but still very unhappy with the lifetime though. I would like to have 3 days at least with moderate use.
Here is a screenshot of the 2.3.3 drainage.

[Q] Battery life. SKYICS rc7.3 ~ 9 HRS 43 MIN max charge.

I've had my skyrocket for about a month now, and I've had horrible horrible battery life compared to all of you guys on here. I've tried reflashing, did the whole .3e recovery/ wipe/ fresh install tutorial that Seanz posted. (Amazing rom by the way.)
Nothing seems to work. I've calibrated my battery at least 4 different times. Oh, and for Seanz, You say your rom is 2.3.5, but in my settings it says 2.3.6. My brightness is all the way down, My data, bluetooth, gps, etc are ALL OFF! Only thing I keep on is wifi, ALWAYS. I've tried leaving my phone off the charger all night and locked to see if the drain was the same, and it is, If not just a tad less drain. I'm sorry if I didn't clarify this good enough, If someone could help me out I'd be glad to explain myself better!
Does your phone maintain a strong to moderate signal (both data and talk)? This includes the strength of your WiFi connection. I've noticed one of the biggest (if not the biggest) drain on this phone and most others comes when the phone is strugling for a decent connection. If you can, try this: put your phone in "Airplane" mode for 1 charging cycle. This means your phone won't even try to get a wireless connection of any type. To be safe, make sure the "WiFi" is off as well. See how long the battery lasts compared to it not being in "Airplane" mode. If it still sucks, you might need to see which app(s) are draining your phone. If it is noticably different, a weak signal might be the problem. Good luck.
Interlaced said:
You say your rom is 2.3.5, but in my settings it says 2.3.6.
Click to expand...
Click to collapse
He changed it only in text for certain apps that require Android 2.3.6, even though they'd work completely fine on 2.3.5. Somewhat an easy workaround. Also took some of the features from 2.3.6 in. It's still built from 2.3.5 though.
Interlaced said:
Only thing I keep on is wifi, ALWAYS.
Click to expand...
Click to collapse
Thiiiis is probably your big issue. If you have any apps running in the background that use data, they can keep the wifi awake, which, in turn, never lets your phone sleep. If you go to Settings>Wireless and network>Wi-fi Settings>Menu Button>Wi-Fi Sleep Policy, and set it to "When screen is off," you'll be AMAZED at how much life it can save. I've noticed drastic differences when that setting is applied. As far as without it losing around 10-15% overnight to a mere 1%.
Thanks for your replies! I'll try you guys' ideas out now. I seem to lose about 1-3 percent every 10 minutes. I'll put it in airplane mode and try it for an hour.
Thank you Fortune! was wondering how to do this, You could have just solved my problem. I'll keep you guys informed! I'm amazed at this communities helpfulness. Thank you!
No prob!
Though, next time, if you have a question, should post it in the Q&A section of this forum. People tend to get a bit pissy about seeing Q's posted in other places, haha. Just giving a heads up!
Hope those fixes fix your battery life! That wifi sleep on has been key for my 30+ hr battery lives on SkyICS.
Seemed to not help :| Since I've done this, It's gone from 22% to 17% in about 15-20 minutes. No apps running, etc.
Try downloading CPU Spy from the market place and after awhile of letting it rest (about an hour or so), open it, refresh and check to see the CPU uses the "Deep Sleep" frequency at all and to see which frequencies it spends most of its time in.
Also wouldn't hurt to check Settings>About Phone>Battery Use to see what's using most of your battery life. Display, Android System, and Android OS typically hold the top 3 spots, so if anything is up there (or at a close 4th), that app could be what's bogging it down.
I downloaded CPU Spy and it seemed to already have data for it and it says 4% in deep sleep, 65% in 38 mhz, 5% in 810 MHz, and 1% in 1026 mhz, 17% in 1728 MHz
Interlaced said:
I downloaded CPU Spy and it seemed to already have data for it and it says 4% in deep sleep, 65% in 38 mhz, 5% in 810 MHz, and 1% in 1026 mhz, 17% in 1728 MHz
Click to expand...
Click to collapse
Alright, well so far so good. Shows it's at least getting some deep sleep and able to idle in low frequencies. Can't really get TOO well of a reading until it's done some time with it idling though.
Do not set wifi policy to screen off, keep it at always. this will keep your data using wifi when connected which is way less of a drain than the 4g radio. Basically with the screen off policy your phone will still use data, it will just come from cellular instead of wifi when screen is off.
Also get this
https://market.android.com/details?id=nextapp.systempanel.r1&hl=en
It will tell you what is running constantly and draining your battery.
Sent from my SAMSUNG-SGH-I727 using Tapatalk
colonel187 said:
Do not set wifi policy to screen off, keep it at always. this will keep your data using wifi when connected which is way less of a drain than the 4g radio. Basically with the screen off policy your phone will still use data, it will just come from cellular instead of wifi when screen is off.
Also get this
https://market.android.com/details?id=nextapp.systempanel.r1&hl=en
It will tell you what is running constantly and draining your battery.
Sent from my SAMSUNG-SGH-I727 using Tapatalk
Click to expand...
Click to collapse
Since he has his data off, turning off the wifi with screen off will benefit him greatly. It would be stuck on otherwise. Noted:
Interlaced said:
My data, bluetooth, gps, etc are ALL OFF! Only thing I keep on is wifi, ALWAYS.
Click to expand...
Click to collapse
And that app was one I was trying to think of and couldn't recall. Also definitely recommended.
Fortune090 said:
Since he has his data off, turning off the wifi with screen off will benefit him greatly. It would be stuck on otherwise. Noted:
Click to expand...
Click to collapse
Ah ha. You are correct. I skipped over that detail. Just kidding about the wifi then. don't listen to me....
having wifi on all the time does not drain the battery...i have wifi on 24/7 an can easily get 36 hours
30% left and ive got 26 hours runninh wifi on
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polish_pat said:
having wifi on all the time does not drain the battery...i have wifi on 24/7 an can easily get 36 hours
30% left and ive got 26 hours runninh wifi on
Click to expand...
Click to collapse
Ohwow.... That's....... Interesting, haha. If I notice my wifi is on for extended periods of time, my battery starts draining a bit faster than normal.
Might have some app in his background either keeping the phone awake or just hogging background data, keeping the wifi constantly active.
Sent from my SAMSUNG-SGH-I727 using xda premium
the real issue is when i actually stop being on wifi. when my phone uses data connection, mostly LTE because its everywhere around me, the battery life becomes miserable. I left the house for about 1 hour today, you can clearly see it on the graph. I should try to cut all connectivity and just allow the phone to sync every now and then, im sure ill be able to add another half a day at least to my already 1.5 days with wifi on all the time
polish_pat said:
the real issue is when i actually stop being on wifi. when my phone uses data connection, mostly LTE because its everywhere around me, the battery life becomes miserable. I left the house for about 1 hour today, you can clearly see it on the graph. I should try to cut all connectivity and just allow the phone to sync every now and then, im sure ill be able to add another half a day at least to my already 1.5 days with wifi on all the time
Click to expand...
Click to collapse
Yeah, data is a KILLER. For me, it's usually wifi or nothing, unless I'm trying to send or receive an MMS, or need to quickly access the Internet, but I turn it back off as soon as I'm done, and I set my network to no LTE because it's not in my area.
Just take that as a note OP, lol.
Sent from my SAMSUNG-SGH-I727 using xda premium
Fortune090 said:
Yeah, data is a KILLER. For me, it's usually wifi or nothing, unless I'm trying to send or receive an MMS, or need to quickly access the Internet, but I turn it back off as soon as I'm done, and I set my network to no LTE because it's not in my area.
Just take that as a note OP, lol.
Sent from my SAMSUNG-SGH-I727 using xda premium
Click to expand...
Click to collapse
Yeah same here. I notice more than sublet the battery life if I keep data off. I'm almost always in a wifi area so it doesn't affect me.
Sent from my SAMSUNG-SGH-I727 using xda premium
It looks like your screen is almost never on. Thats what always consumes the most power on my phones, by far.
polish_pat said:
having wifi on all the time does not drain the battery...i have wifi on 24/7 an can easily get 36 hours
30% left and ive got 26 hours runninh wifi on
Click to expand...
Click to collapse
This is mine....
SkyIce 7.3 Speed
This is my usage when i dont touch LTE

Losing and regaining signal "bug" is causing significant battery drain on phones

Losing and regaining signal "bug" is causing significant battery drain on phones
Are you in an LTE area or otherwise get sporadic LTE service?
-- and --
Do you take the subway or frequently go somewhere where there's no service at all?
If you can say yes to both of these questions, you have probably noticed your phone gets hot with no use at all and your battery life takes a big hit.
This is an issue that was discovered and first outlined in this thread. I'm starting this thread so we can raise awareness and hopefully have HTC and AT&T fix it.
This happens anytime you lose service for a certain amount of time and then regain it. This only seems to happen in LTE areas. The only way to prevent this is to enter airplane mode before you know you will enter a dead spot and only disable it after you enter an area you know that has service.
If you don't enter airplane mode, your phone will continue to warm up and suck up battery until you restart it.
We need more people and maybe developers to look into these and report to AT&T. This is such an awesome phone and this is major problem that seems to have gone unnoticed. The other day I was on the subway and saw someone else with an ONE X and thought to myself "Man, this guy is gonna suffer from this bug and he's probably going to be clueless as to why his phone is heating up and sucking battery for no reason all day..." So I approached him and needless to say, he said he noticed the issue but thought it was an app causing it.
If you are both in an LTE area and lose service frequently, please let us know your experience.
zeuzinn said:
Are you in an LTE area or otherwise get sporadic LTE service?
-- and --
Do you take the subway or frequently go somewhere where there's no service at all?
If you can say yes to both of these questions, you have probably noticed your phone gets hot with no use at all and your battery life takes a big hit.
This is an issue that was discovered and first outlined [url="http://forum.xda-developers.com/showthread.php?t=1719227]in this thread[/url]. I'm starting this thread so we can raise awareness and hopefully have HTC and AT&T fix it.
This happens anytime you lose service for a certain amount of time and then regain it. This only seems to happen in LTE areas. The only way to prevent this is to enter airplane mode before you know you will enter a dead spot and only disable it after you enter an area you know that has service.
If you don't enter airplane mode, your phone will continue to warm up and suck up battery until you restart it.
We need more people and maybe developers to look into these and report to AT&T. This is such an awesome phone and this is major problem that seems to have gone unnoticed. The other day I was on the subway and saw someone else with an ONE X and thought to myself "Man, this guy is gonna suffer from this bug and he's probably going to be clueless as to why his phone is heating up and sucking battery for no reason all day..." So I approached him and needless to say, he said he noticed the issue but thought it was an app causing it.
If you are both in an LTE area and lose service frequently, please let us know your experience.
Click to expand...
Click to collapse
i do lose reception in LTE area but only for couple of seconds. it comes back automatically for me. it only happens when it switches from LTE/4g to 3g. now i have forced my phone to be only on 3g , not a single drop since a week. so i think when it switches bands... it losses the connection. poor coding or bad hardware or bad reception ?
I have noticed this on my phone when losing / regaining service and ALSO just when using my phone for an extended period (10+ minutes). My phone easily gets up to 110 degrees (as reported by GSam Battery App) when using it on LTE, LTE+wifi, 3g, or 3g+wifi. Obviously I feel the heat in the famous "under the camera" spot.
*edit* I am running completely stock with no root, custom rom, etc - have been since day 1.
phishie said:
I have noticed this on my phone when losing / regaining service and ALSO just when using my phone for an extended period (10+ minutes). My phone easily gets up to 110 degrees (as reported by GSam Battery App) when using it on LTE, LTE+wifi, 3g, or 3g+wifi. Obviously I feel the heat in the famous "under the camera" spot.
*edit* I am running completely stock with no root, custom rom, etc - have been since day 1.
Click to expand...
Click to collapse
Yeah.. I don't think heating up is usually an issue though as long as it cools down when you're done using it. That's definitely not the case with this major bug. I have purposefully not enabled airplane mode before my subway ride over and over and over to make sure this is really what's causing it and every single time it does it. A bug can be confirmed when it can be reproduced and I could do it every day if I wanted to.
Thanks for starting this up zeuzinn. Agree with this issue, I experience it daily as I commute to work in the subway in New York. I have to always use Airplane Mode, otherwise my phone will be dead in 3-4 hours just sitting there idle with the screen off.
jags_the1 - if you lose LTE signal for a short period of time, it doesn't seem to trigger the issue - for example, I can go into elevators and drive through tunnels without causing the battery drain. But a subway ride does it for me every time.
To add on to what zeuzinn said above - this is an LTE-only issue. If you force your phone to use HSPA+ only, this issue goes away. It has something to do with LTE.
Hope we get a fix for this at some point... hate this bug.
Neo, I do the same. LIRR every day. So no signal from the tunnel until I go topside at 34th. But I haven't experienced this issue.
So I don't think this is an all phones issue.
Sent from my HTC One X using XDA Premium HD. In between FCs.
I am in an LTE area and have not experienced this issue. I do drive through non LTE areas all the time, and go in some basements where it doesn't work, but it always grabs it right away as soon as there's coverage. Noticed no excessive battery draining or heat. Running CleanROM 2.1 with 1.85 radio if it makes any difference.
Vendetta-NY said:
Neo, I do the same. LIRR every day. So no signal from the tunnel until I go topside at 34th. But I haven't experienced this issue.
So I don't think this is an all phones issue.
Sent from my HTC One X using XDA Premium HD. In between FCs.
Click to expand...
Click to collapse
Vendetta - are you running stock, or a custom ROM? I tried this with stock and various CleanROMs out there, and still have the issue.
Also, what is your S/N? I am on HT25...
---------- Post added at 08:18 PM ---------- Previous post was at 08:17 PM ----------
_MetalHead_ said:
I am in an LTE area and have not experienced this issue. I do drive through non LTE areas all the time, and go in some basements where it doesn't work, but it always grabs it right away as soon as there's coverage. Noticed no excessive battery draining or heat. Running CleanROM 2.1 with 1.85 radio if it makes any difference.
Click to expand...
Click to collapse
Metal - if you simply switch from LTE to HSPA+/3G back and forth, this issue doesn't manifest itslef - it's only when losing all signal for a while.
neocryte said:
Metal - if you simply switch from LTE to HSPA+/3G back and forth, this issue doesn't manifest itslef - it's only when losing all signal for a while.
Click to expand...
Click to collapse
Even so. There are buildings in the city where I have no service at all and my phone still reconnects right away to both 3g/4g and LTE with no excess battery drain after. Unless I'm still not understanding the issue, I don't think it's affecting my HOX.
Sent from my HTC One X using xda premium
Vendetta-NY said:
Neo, I do the same. LIRR every day. So no signal from the tunnel until I go topside at 34th. But I haven't experienced this issue.
So I don't think this is an all phones issue.
Sent from my HTC One X using XDA Premium HD. In between FCs.
Click to expand...
Click to collapse
I'd love to know what hardware you have and software, kernel and radio, you are running. Also, what is your battery life like in hours? The phone doesnt get that hot. It actually gets slightly warm to the touch , so you might not have even noticed it.. do you keep your phone plugged in at work or something?
Thanks for your input.
I have LTE in the living area and HSPA+ in rest of the house, so I constantly switch between both but, I have never had issues with battery getting warm. It definitely drains the battery faster due to constant switching but, never felt it to be hot.
Sent from my HTC One X using xda app-developers app
john_tillman said:
I have LTE in the living area and HSPA+ in rest of the house, so I constantly switch between both but, I have never had issues with battery getting warm. It definitely drains the battery faster due to constant switching but, never felt it to be hot.
Sent from my HTC One X using xda app-developers app
Click to expand...
Click to collapse
That's not the issue though. It happens when you lose all service including voice and not during a simple 4G - LTE handoff.
Neo, I'm on HT24 hardware, and here's a snap of my software.
You know, come to think of it, earlier on in my ownership there was a day or two when the battery would drain like ridiculously fast, but I did a power cycle on the phone and it seemed to stop. Nothing fancy, just power off and on. Haven't done it in more than 5 weeks though and I have no issues that rise to the WTF levels others are describing.
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Sent from my HTC One X using XDA Premium HD. In between FCs.
I am also forcing it to 3g... LTE is bad here in Hongkong, I lose network even I am just walking around in office...
Sent from my HTC One XL using xda app-developers app
Here's my usage today. Morning drain doing video and news and Spotify during the commute, then a clean even descent as it sat on my desk. My signal handoff profile looks like this:
Wake up in 4G
Enter LTE half way through the commute
Lose LTE about 15 minutes later in the tunnel [edit: lose all service]
Regain LTE 15 minutes later when I resurface
Sent from my HTC One X using XDA Premium HD. In between FCs. from my HTC One X using XDA Premium HD. In between FCs.
Vendetta-NY said:
Here's my usage today. Morning drain doing video and news and Spotify during the commute, then a clean even descent as it sat on my desk. My signal handoff profile looks like this:
Wake up in 4G
Enter LTE half way through the commute
Lose LTE about 15 minutes later in the tunnel
Regain LTE 15 minutes later when I resurface
Click to expand...
Click to collapse
This problem is NOT RELATED to only losing LTE. The problem in this thread is when you have a COMPLETE LOSS OF SERVICE, i.e. zero bars, cannot make calls, send texts, or connect to the internet for some period of time. After losing service completely (NOT just switching to HSPA+, that has nothing to do with the problem reported here) SEVERE heat and battery drain are experienced upon reconnecting to LTE.
dtp7 said:
This problem is NOT RELATED to only losing LTE. The problem in this thread is when you have a COMPLETE LOSS OF SERVICE, i.e. zero bars, cannot make calls, send texts, or connect to the internet for some period of time. After losing service completely (NOT just switching to HSPA+, that has nothing to do with the problem reported here) SEVERE heat and battery drain are experienced upon reconnecting to LTE.
Click to expand...
Click to collapse
Okay, let me clarify... When I say I lose LTE, I mean I'm losing all service for those 15 minutes. In a train, under the East River... Yeah.
When I resurface, LTE and everything else reconnects, and the drain looks like what I posted.
So, like I suggested earlier, this is not an "all phones" issue.
Sent from my HTC One X using XDA Premium HD. In between FCs.
Vendetta-NY said:
Okay, let me clarify... When I say I lose LTE, I mean I'm losing all service for those 15 minutes. In a train, under the East River... Yeah.
When I resurface, LTE and everything else reconnects, and the drain looks like what I posted.
So, like I suggested earlier, this is not an "all phones" issue.
Sent from my HTC One X using XDA Premium HD. In between FCs.
Click to expand...
Click to collapse
Ah OK, gotcha. In that case I may be calling HTC/at&t for a replacement... my battery in general seems to lag a bit behind what other people on here are seeing, maybe I (and the others having the problem) just have a detective device!
Sent from my One X using xda app-developers app
dtp7 said:
Ah OK, gotcha. In that case I may be calling HTC/at&t for a replacement... my battery in general seems to lag a bit behind what other people on here are seeing, maybe I (and the others having the problem) just have a detective device!
Sent from my One X using xda app-developers app
Click to expand...
Click to collapse
My battery life has been amazing, best battery life I ever had with a phone. And I remember someone mentioning exchanging multiple times and having the same problem... I highly doubt it's just our phones. This has been the first sort of confirmation that this may not affect all phones... But... Not that I doubt him, but looking at his history he has more than a few posts mentioning poor battery life... I'm not exactly convinced.
Here's an example of the battery drain that happens after losing service. You can see that after losing service and regaining LTE the battery drains constantly even while asleep, a similar amount as it was when ivwas using it in the subway.
When I started using it again the battery just tanks. It drops 2-3 percent every minute. After a restart the battery is just fine. You can see the difference between the battery drain between similar screen times.
Sent from my HTC One X using Tapatalk 2

[Q] MAXX High Battery Usage (High Android OS Usage)

Hi I have a just got a MAXX and updated to 4.4 without root. I found that my battery is not staying up as long as it should, it lasts for like 18 hours. The following are the details:
- Canadian user, Fido sim card, exceptionally bad reception (3 bars tops indoors) (My Phonto Q / Razr Maxx gets full bar when I plug in the same sim card)
- Screen On time at about 3-4 hours
- Rarely turn on data
- Rarely Game on Phone
- Non-rooted
- I keep wifi turned on, connected most of the time
- Use apex launcher instead of MotLauncher
- Active Display, Touchless Control on
- Location Services are in "Battery Saving Mode" (Meaning the phone uses wifi and mobile network to estimate location)
Is anyone else experiencing the same problem? If so, is there any solution? I see a similar thread made early but that is for the Ultra, and even the ultra got around 12 hours of discharge time
Edit: So far based on doogald 's reply, I suspect its the poor reception thats draining the battery, the following photos shows the reception differences across different devices with the same sim card
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Droid Maxx XT1080 with fido sim card (KK Stock w/o root)
Razr Maxx XT910 with the same fido sim card (ICS Stock with root)
Razr Maxx XT910 with the same fido sim card (KK CM11 with root)
Photon Q XT897 with the same fido sim card (JB CarbonRom with Root)
How long have you had 4.4? When I have updated or changed ROMs, it seems that it takes the software a little bit of time to catch up getting to know the battery.
Sent from my XT1080 using Tapatalk
That's a little more drain than I would see for the same screen on time. Bad signal will definitely drain a battery faster. Forget about stupid bars - what is your signal in dBm? (Settings->more (under Wireless & Networks)->Mobile networks->Network type & strength. Also in settings->about phone->Status->Network type & strength).
The number will be negative. For GSM or CDMA, anything less than (more negative) than -100 dBm is a bad signal and the phone will amp up the antenna to try to pull in signal.
Based on your battery screenshots, though, it's probably not bad signal - I think "cell standby" would be a higher drain if that was the case.
Khanusma said:
How long have you had 4.4? When I have updated or changed ROMs, it seems that it takes the software a little bit of time to catch up getting to know the battery.
Sent from my XT1080 using Tapatalk
Click to expand...
Click to collapse
doogald said:
That's a little more drain than I would see for the same screen on time. Bad signal will definitely drain a battery faster. Forget about stupid bars - what is your signal in dBm? (Settings->more (under Wireless & Networks)->Mobile networks->Network type & strength. Also in settings->about phone->Status->Network type & strength).
The number will be negative. For GSM or CDMA, anything less than (more negative) than -100 dBm is a bad signal and the phone will amp up the antenna to try to pull in signal.
Based on your battery screenshots, though, it's probably not bad signal - I think "cell standby" would be a higher drain if that was the case.
Click to expand...
Click to collapse
I have had 4.4 for exactly 10 days now, i think everything should be settled by now
My signal is around -97dBm, and it jumps from that to No Service. I dont understand why this phone have such terrible reception though. I had two other phones try the same sim card and they have excellent reception.
BlueEditionE6 said:
I have had 4.4 for exactly 10 days now, i think everything should be settled by now
My signal is around -97dBm, and it jumps from that to No Service. I dont understand why this phone have such terrible reception though. I had two other phones try the same sim card and they have excellent reception.
Click to expand...
Click to collapse
Got ya. I have been having poor Bluetooth connectivity. People have been complaining that can't hear me well. Phone reception send to be poorer as well .
Can't comment on battery.
Sent from my XT1080 using Tapatalk
Khanusma said:
Got ya. I have been having poor Bluetooth connectivity. People have been complaining that can't hear me well. Phone reception send to be poorer as well .
Can't comment on battery.
Sent from my XT1080 using Tapatalk
Click to expand...
Click to collapse
So will you say the phone have a bad reception in general? Or is it just because I am not with Verizon and its being s b**** to me ?
Sent from my Xoom using XDA Premium HD app
BlueEditionE6 said:
So will you say the phone have a bad reception in general? Or is it just because I am not with Verizon and its being s b**** to me ?
Sent from my Xoom using XDA Premium HD app
Click to expand...
Click to collapse
I couldn't say I had problems before.
Sent from my XT1080 using Tapatalk
Question- are you rooted and using xposed framework? Things that heavily mod the stock system, like GravityBox or Xblast can easily have that affect. Even smaller things like the smooth progress bar can hit it. The more changes, the harder the system has to work to keep up
livinitwarrior said:
Question- are you rooted and using xposed framework? Things that heavily mod the stock system, like GravityBox or Xblast can easily have that affect. Even smaller things like the smooth progress bar can hit it. The more changes, the harder the system has to work to keep up
Click to expand...
Click to collapse
as stated, this device is not rooted
BlueEditionE6 said:
as stated, this device is not rooted
Click to expand...
Click to collapse
whoops. missed that, sorry
Any change in this? Have the same thing on my Mini, haven't been able to figure it out yet.
jjlangen said:
Any change in this? Have the same thing on my Mini, haven't been able to figure it out yet.
Click to expand...
Click to collapse
nothing happening yet~
I have terrible reception at home and work and am getting 7 or so hours of screen on time. Constant switching between 4g/3g and sometimes to 2g.
I'd suggest trying a program like betterbatterystats or similar to see if there's a wakelock keeping the phone from going into deep sleep mode (processor shuts off) when the display is turned off. Also cpuspy will show you if it's deep sleeping. It won't deep sleep while charging btw, this is normal.
For me the problem was the Facebook app. I disabled it and not only did my battery life significantly improve, but so did my productivity Info about wakelocks, if you're interested - http://developer.android.com/reference/android/os/PowerManager.html
Pain in the butt but there's always the factory reset option too.
hawkswind1 said:
I have terrible reception at home and work and am getting 7 or so hours of screen on time. Constant switching between 4g/3g and sometimes to 2g.
I'd suggest trying a program like betterbatterystats or similar to see if there's a wakelock keeping the phone from going into deep sleep mode (processor shuts off) when the display is turned off. Also cpuspy will show you if it's deep sleeping. It won't deep sleep while charging btw, this is normal.
For me the problem was the Facebook app. I disabled it and not only did my battery life significantly improve, but so did my productivity Info about wakelocks, if you're interested - http://developer.android.com/reference/android/os/PowerManager.html
Pain in the butt but there's always the factory reset option too.
Click to expand...
Click to collapse
PowerMangerService.wakeLocks and radio-interface is keeping the kernel awake??/
Having the same issue. 4.4% per hour
BlueEditionE6 said:
PowerMangerService.wakeLocks and radio-interface is keeping the kernel awake??/
Click to expand...
Click to collapse
PowerManagerService.wakelocks is the sum of all your partial wake locks, so you need to look at your partial wakelocks
BladeRunner said:
PowerManagerService.wakelocks is the sum of all your partial wake locks, so you need to look at your partial wakelocks
Click to expand...
Click to collapse
Not sure why this worked, but it did. At least through one day of testing
I ready elsewhere on Droid X forum someplace I think about draining the battery completely until your phone shuts off and then recharging. It's supposed to re-calibrate it. Sounds sketchy at best I know, but it seems to have worked!
I did this with my ultra followed by charging to full and did a factory reset. My phone seems to be normal again.
Sent from my XT1080 using Tapatalk
BladeRunner said:
PowerManagerService.wakelocks is the sum of all your partial wake locks, so you need to look at your partial wakelocks
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It doesnt show my partial wakelocks, when i select that option, nothing shows up
TerrorTodd said:
Not sure why this worked, but it did. At least through one day of testing
I ready elsewhere on Droid X forum someplace I think about draining the battery completely until your phone shuts off and then recharging. It's supposed to re-calibrate it. Sounds sketchy at best I know, but it seems to have worked!
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i tried that, doesnt help
BlueEditionE6 said:
It doesnt show my partial wakelocks, when i select that option, nothing shows up
i tried that, doesnt help
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try using the wakelock detector" app

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