Bln and battery - AT&T Samsung Galaxy S II Skyrocket SGH-I727

After a little search, and I see Some people say Bln wastes alotta battery and some don't. Can someone confirm if it does or doesn't?
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Bln creates extra wakelocks which leads to extra battery drain, also logically when the lights are on the battery is being drained. Further more blinking wastes more battery than steady lights.

Yeah but I read that those lights use a Lil to no battery, so maybe I should have my Bln sets to be on the whole time?
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Best answer anyone can give you is to try it out yourself and see how the benefits of bln compared to the battery loss and you own usage pays off.

Yeah I been trying but can't really tell lol, thanks though
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Ya i cant see any drain in battery however i do see drain in battery when i have the buttons on when im interacting with the phone.
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Related

Battery drain -help

I turn my g2x off when I go to bed, the battery is fully charged and 8 hours later when I turn it back on the battery is allmost empty !what is wrong here?
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klauspabst said:
I turn my g2x off when I go to bed, the battery is fully charged and 8 hours later when I turn it back on the battery is allmost empty !what is wrong here?
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Need more info.
Rooted?
ROM?
Proper wipes?
Sorry your right!
Not rooted
2.3.3
ADW launcher ex
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what kernel u running on?
Quite possibly a bad battery. Your battery shouldn't drain when the phone is off.
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Does it drain when the battery is removed from the phone?
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you should download a cm7 nightly my battery lasted from 10pm - 9am with 30% than i put it to charge
You can either do a factory reset or NVFlash CWM and flash a ROM to see if that fixes things. If not, then defective battery.
What these guys are saying is most likely, especially with that kind of drain. But also make sure you don't have any crummy apps, it apps that run when your phones off. Ex. Some weather apps run in the background and draindrain
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You guys. He said that his phone was OFF while the battery lost its juice. It has NOTHING to do with what ROM, KERNEL etc etc he is using. Now for the op; simply just get a new battery and check if the problem persists.
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Haha, yea. Read to fast, selective reader I guess. Thought I saw 'screen off' =)
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Try the same test with the battery completely removed.
If it doesn't drain that fast - Then the phone is not shutting down properly, and most likely is the result of a nasty app.
If it does still drain that fast - Then the battery is probably faulty.
barqers said:
Try the same test with the battery completely removed.
If it doesn't drain that fast - Then the phone is not shutting down properly, and most likely is the result of a nasty app.
If it does still drain that fast - Then the battery is probably faulty.
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What could be a bad app?
I read above a wheather app, any other idea what I can.look at? Had the battery out over night and no drain!
Oh and thank you guys for all your help!
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klauspabst said:
What could be a bad app?
I read above a wheather app, any other idea what I can.look at? Had the battery out over night and no drain!
Oh and thank you guys for all your help!
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In your original post when you said you turn the phone off at night, you do mean actually turning it off right? Like shutting it down and not just turning the screen off, right? Just making sure we're all on the same page. If the phone is powered down then it can't be an app because apps can only run when you're booted into Android.
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Yes I am powering it down!
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klauspabst said:
What could be a bad app?
I read above a wheather app, any other idea what I can.look at? Had the battery out over night and no drain!
Oh and thank you guys for all your help!
Sent from my LG-P999 using Tapatalk
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I would try to eliminate apps one by one. Freezing them with titanium backup or using better battery stats to see which apps have a lot of wakelocks. I had the same issue before.
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klauspabst said:
Yes I am powering it down!
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Then its the battery. I had the problem with my g1. I would load the maps and use gps. It would say my battery is around 70% then after like 5mins the phone would get hot and then it would say i was at 30% or lower. Swap out for a new battery and it didnt do that anymore.
My g2x is kinda doing the same thing. But its a little slower. I turn the phone on in the morning 100% battery. Then use it for about an hr. (95-80%battery) put it in my pocket. Then about 2hrs later it at 40-35%. And the phone feels warm.
Also check your battery to see if it had a lump on it. If so then its a bad battery and needs to be replaced asap.
I ordered a replacement on ebay should be here by next weekend. Only $4
xile6 said:
Then its the battery. I had the problem with my g1. I would load the maps and use gps. It would say my battery is around 70% then after like 5mins the phone would get hot and then it would say i was at 30% or lower. Swap out for a new battery and it didnt do that anymore.
My g2x is kinda doing the same thing. But its a little slower. I turn the phone on in the morning 100% battery. Then use it for about an hr. (95-80%battery) put it in my pocket. Then about 2hrs later it at 40-35%. And the phone feels warm.
Also check your battery to see if it had a lump on it. If so then its a bad battery and needs to be replaced asap.
I ordered a replacement on ebay should be here by next weekend. Only $4
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I don't think its the battery in this case.
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I had a problem like this and still do at times. Part of it was the stock kernel I was running and the other part was the fact that the phone was not fully going into the low power state it was supposed to. I now only loose about 5 to 7% in the worst cases. That is better than the 20 to 30% I was loosing before.

[Q] Display using battery [solved?]

Has anyone ever heard of an instance where the display drains the battery while off? 4 hrs on battery, display using 54%, all others using 4% or less, and display off 85% of the time. 20% remaining.
Just curious. Probably gonna GR then reflash
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Your display is always going to use a large portion of battery. Being on battery for only 4 hours may be misleading. Let your phone run through most of the charge and check again.
As you continue to use it, other apps and services will contribute to battery drainage, in turn lowering the percentage of juice shown used by your display.
Im not trying to imply you are wrong. You may have an issue, and I could be way off base. Just something to think about.
Edit: I re-read your post. It ran through 80% of your battery in 4 hours with minimal use?
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Biohazard0289 said:
Your display is always going to use a large portion of battery. Being on battery for only 4 hours may be misleading. Let your phone run through most of the charge and check again.
As you continue to use it, other apps and services will contribute to battery drainage, in turn lowering the percentage of juice shown used by your display.
Im not trying to imply you are wrong. You may have an issue, and I could be way off base. Just something to think about.
Edit: I re-read your post. It ran through 80% of your battery in 4 hours with minimal use?
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Thanks. I was actually just seeing if this has ever happened to anyone before. There has to be something wrong. Just a one day fluke I guess cause today it seems to be going ok so far. I'm just gonna start from scratch and try again.
Tried to thank you for responding, but alas, I am limited to 8 per day. I'll get you tomorrow.
My display also drains a large portion of my battery, but never THAT much. Is your brightness really high at all times? If so, turn it down.
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This happens to me too
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Zombie138 said:
This happens to me too
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Your battery dies really fast while display is off?
The day I posted it was dying super fast. I have not changed anything and it seems to be better but still draining pretty fast. Running better batt stats app for a few days to see if I can catch what's doing it.
Someone in anton's kernel thread said that the first few charges went great but all of a sudden it's draining fast. This is what happened to me. I'll report back what I find out with the app.
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sunsurfer42 said:
Your battery dies really fast while display is off?
The day I posted it was dying super fast. I have not changed anything and it seems to be better but still draining pretty fast. Running better batt stats app for a few days to see if I can catch what's doing it.
Someone in anton's kernel thread said that the first few charges went great but all of a sudden it's draining fast. This is what happened to me. I'll report back what I find out with the app.
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Yup, it'll show that it's using 50% of display, even on days I don't really use my phone. I have better batt but can't seem to find out what's using it
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Zombie138 said:
Yup, it'll show that it's using 50% of display, even on days I don't really use my phone. I have better batt but can't seem to find out what's using it
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Seems to me that the phone is having a hard time going to sleep soon after use, wifi may be keeping it awake. i have wifi on all day while im at work and the awake time seems to be higher right when i get into work. doesnt sleep for the first few hours.
sunsurfer42 said:
Seems to me that the phone is having a hard time going to sleep soon after use, wifi may be keeping it awake. i have wifi on all day while im at work and the awake time seems to be higher right when i get into work. doesnt sleep for the first few hours.
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I don't use wifi and my brightness is low. It is a mystery lol
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Battery Screenshot

Is this good for using only wifi all day long?? *5% left*
Post your own screenshots if you'd like.
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Looks respectable
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Lol I'm on nexusmod gb and I've never had battery this good. I've been using wifi all day and I have 47% remaining after 12 hours of use.
Edit: display was on for 2 hours and 10 minutes total.
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Remember it depends alot on kernel CPU clocks and most of all screen on time
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Im running silvermods 4/20 build qith modem flash, No oc/uv, and default kernel with rom and my screwn on time was 4 hours and 38 minutes.
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Yeah that's pretty decent bro
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Dang, that's really nice for so much screen time.
So you had airplane mode on 100% of the time? (That's what it looks like to me, sorry if I'm wrong, I'm slightly color blind with blues and greens).
How is it if you keep cell service on?
Shadeslayers said:
Dang, that's really nice for so much screen time.
So you had airplane mode on 100% of the time? (That's what it looks like to me, sorry if I'm wrong, I'm slightly color blind with blues and greens).
How is it if you keep cell service on?
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Yea airplane mode was on 100% of the time...i actually have service with sumone else and the fone isnt unlocked just yet.
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Might be a good idea to set your wifi sleep policy to never. Would help squeeze just a liiiittle more out. Settings>wifi>option haptic>advanced>stay on while in sleep>never.
Still fairly impressive with that much screen time though.
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Just a word of advice, lithium ion battery have a dry cell problem when they are repeatedly drained past 15%.
This means that your overall battery capacity is reduced when you keep draining it like this. The usage is fine though I'd say.
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should i use a "battery saver" app?

i seem to get pretty bad battery life with my tablet, about 5 hours,
i'm thinking of using a battery saver app, but i don't know if i should because i worry these apps will harm my tablet,
how do these "battery saver" apps work? it always runs in the background to monitor battery/change settings,.... so it even makes our tablet drain battery quicker? (because it always runs in the background)
some apps also have feature like "fast charge, continuous charge, fully charge cycle, trickle charge". how can it change the "charging way" that asus made? i heard trickle charge is charging with low current and help extend battery life, but how can it lower the current?
this is what i worry the most, does it do something that physically harm my battery?
if you use an app like this, do you see any battery life improvement, and if so, which app would you recommend using?
thanks
I use eugenea CPU sleeper for quad core
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I would say how long have you had the tablet? 5 hours is a bit ridiculous. If its new just give it some time and you should start seeing better battery life. If not you probably got a bad battery. Talk to asus about that. I don't even know of any tablet on the market that cant get more than 5 hours. With something that bad a battery saver app wont help.
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More info like what screen time etc, download app sucker and CPU spy. See what's using battery
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seshaz said:
More info like what screen time etc, download app sucker and CPU spy. See what's using battery
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Where do you find app sucker?
lazer9 said:
Where do you find app sucker?
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Just dl gsam battery
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Battery question

I've been having pretty bad battery life for some reason.. I was wondering if maybe its bad to use my phone while its plugged in? Like just browsing at night while charging? I can see the battery percentage drop really frequently while using it. Any thoughts?
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goldenshibby said:
I've been having pretty bad battery life for some reason.. I was wondering if maybe its bad to use my phone while its plugged in? Like just browsing at night while charging? I can see the battery percentage drop really frequently while using it. Any thoughts?
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I use my phone all night while it's plugged in, haha.
And is the battery dropping WHILE charging? If so, your charging plug or your wire itself is damaged. It's odd to see battery declining, even during use, while charging.
Oops.. Sorry I phrased that wrong. I meant that the battery percentage drops fast just in general. One minute its at 100 and then in a minute or two its down to 99. Not sure what's up.
By the way I'm on hyperdrive 7 with stock kernel.
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goldenshibby said:
Oops.. Sorry I phrased that wrong. I meant that the battery percentage drops fast just in general. One minute its at 100 and then in a minute or two its down to 99. Not sure what's up.
By the way I'm on hyperdrive 7 with stock kernel.
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Oh, haha okay.
Well it's normal for your battery to drop down to 99% in a minute or two, because the battery can't sustain 100% max for too long. If your battery life can last you throughout the day, I would say you should be fine. But, if you're like me, I would use a conservative-based governor, no matter the kernel. I use KTweaker.
Mind showing a screenshot of your battery stats?
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The weird thing is that the battery goes down fast even when I'm not using the phone. Yeah I'll upload a screenshot tonight. Thanks.
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goldenshibby said:
The weird thing is that the battery goes down fast even when I'm not using the phone. Yeah I'll upload a screenshot tonight. Thanks.
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Like how fast you think?
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