Better battery life out of an extended battery????? - EVO 4G Q&A, Help & Troubleshooting

I have an extended battery (2600). I was wondering, what does everyone do to get the most out of their extended battery if you have one? I'm hoping to get tips and or tricks from my fellow EVO users. If you have nothing positive to say, please don't post.. Any help is appreciated.
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Are you rooted?
I use the stock battery on my rooted Evo and it lasts all day.

It really does depend on weather your rooted or not cuz on my stock battery I can go about a day in a half maybe a couple hours less MAYBE but then I have a Seidio 3500 mAh that can go exactly 2 days 1 hour and 38 minutes with heavy heavy use and also on a charge of 93 percent
So again are you rooted?

http://forum.xda-developers.com/showthread.php?t=712990 check that thread, ever since i followed the steps my battery life is so much better. its been off the charger since midnight and i browsed fb for like 30 minutes, texted my wife n browsed the market for a bit and its only down to 89%. btw im using the stock battery.

Concordium said:
Are you rooted?
I use the stock battery on my rooted Evo and it lasts all day.
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yes i am, running Mijah's MERGED along with Golden Monkey 1.1. I get about 6 hours out a stock and about 8 out a 2600.. am i missing something here?

dgomez720 said:
yes i am, running Mijah's MERGED along with Golden Monkey 1.1. I get about 6 hours out a stock and about 8 out a 2600.. am i missing something here?
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Not really lol I think that's pretty good I'm guessing that you got that with moderate/heavy use?
You may wanna give another ROM a shot and see cuz battery life may very between them. As well as kernels.

dzee206 said:
http://forum.xda-developers.com/showthread.php?t=712990 check that thread, ever since i followed the steps my battery life is so much better. its been off the charger since midnight and i browsed fb for like 30 minutes, texted my wife n browsed the market for a bit and its only down to 89%. btw im using the stock battery.
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from what ive read on this, it seems to be likely to work. will give it a try and see what happens.

infamousteeboy said:
Not really lol I think that's pretty good I'm guessing that you got that with moderate/heavy use?
You may wanna give another ROM a shot and see cuz battery life may very between them. As well as kernels.
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actually thats with it just sitting there doing nothing while im working. lol I have ran god knows how many roms all with about the same battery life expectancy except SAV-ZEN which is and always will be my favorite AOSP rom. lol oh well, ill give swapping roms another go, thanks man.

Originally Posted by infamousteeboy
Not really lol I think that's pretty good I'm guessing that you got that with moderate/heavy use?
You may wanna give another ROM a shot and see cuz battery life may very between them. As well as kernels.
Click to expand...
Click to collapse
actually thats with it just sitting there doing nothing while im working. lol I have ran god knows how many roms all with about the same battery life expectancy except SAV-ZEN which is and always will be my favorite AOSP rom. lol oh well, ill give swapping roms another go, thanks man.
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Try Xplod RC1

infamousteeboy said:
Try Xplod RC1
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Will give that one a go. I dled it a few days ago but i accidentally deactivated my EVO lol luckily i unrooted it and got it back to root just now so im going to give that one a go

Any stock kernel will not charge any extended battert correctly. I experimented with this for the last month.
I found an app called boot manager and now have 4 roms installed on my phone. At night I boot into a Froyo ROM with a SBC kernel and charge it, then in the am, boot into my Gingerbread ROM.
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dgomez720 said:
yes i am, running Mijah's MERGED along with Golden Monkey 1.1. I get about 6 hours out a stock and about 8 out a 2600.. am i missing something here?
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Yep. If I don't use my phone it will last all day and lose about 1.5% every two hours. I just recently switched to my current setup and am still not used to it. I'll unplug my phone at ~95% and head out the door. I'll pull it out of my pocket a number of hours later and see that it's only down to about 93% - 92%. Before I switched my setup I would've been down the low 80's if not lower. When I use it my battery depends on what I am doing with it and what I have my scaling set to. Using my phone for things like texting, facebook, email, and some web browsing on Skyfire, which is what I would consider heavy use, it goes down about 3.5% per hour. Yesterday I went to my little niece's dance class and I used my phone to record video of her entire 60 minute dance class. Battery went down about 30% percent from that but that's to be expected. I remained out of the house for another 8 hours after her class and my phone still had 50% battery left by the time I got home. Wireless tether eats up my battery. But Thats because I am usually tethering while texting and testing launchers and such on my phone.
I do all of this on a stock battery. So I can only imagine how much I'd be able to do with an extended battery.

I get 30+ hours on my extended battery 2600 from sprint. LOL on warm 2.2
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wetrabbit444 said:
I get 30+ hours on my extended battery 2600 from sprint. LOL on warm 2.2
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see i ran WTPT for a long time because i loved the stability of it as well as the awesome batteyr life of it along with the option to SBC on the fly like SAV-ZEN. I'm not going to lie though, I love the GB's along with the carousel LMAO! X) i bet thats whats eating away at my battery lol

Related

MYN's 2.2 rls 3

Anyone found out what kernel works best with it for battery life. The kernel it comes with isn't that great on battery life. Sorry if this was already posted.
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Unfortunately, there are no definitives, and if you aren't getting good battery life with the stock kernel with warm2.2, you might want to start looking at some battery tweaks.
There is a thread over in the Evo 4g General forum, the title is "2.2 ultimate kernel review :: Updated 11/6/10" and the OP is skydeaner. His site also has one of the battery "fixes" if its not holding a charge correctly.
Unfortunately, I can't link to it, since I'm still a newbie poster, but, some of the higher rated ones are Kings #11, and the new Net 4.2 kernels.
phajen said:
Unfortunately, there are no definitives, and if you aren't getting good battery life with the stock kernel with warm2.2, you might want to start looking at some battery tweaks.
There is a thread over in the Evo 4g General forum, the title is "2.2 ultimate kernel review :: Updated 11/6/10" and the OP is skydeaner. His site also has one of the battery "fixes" if its not holding a charge correctly.
Unfortunately, I can't link to it, since I'm still a newbie poster, but, some of the higher rated ones are Kings #11, and the new Net 4.2 kernels.
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Thanks I just downloaded kings 11 & net 4.1.9 stable I'll try 4.2 also
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Im having good luck so far with Nets 4.2.1 CFS more aggressive smartass universal.
There were a lot of people complaining about the awake time of the 4.2 build, so Net tried to tweak the 4.2.1 to have the great sleep time of 42 with the great awake time of 4.1.9
I havent had the phone awake alot today but with light use I have gone from 100% at 8 am to..... 75% at 10:30pm This was no browsing or games, just phone for about 5-10 minutes and maybe 5 minutes of texting only 1.25 hrs awake time total so far.... so very light use today. But ive NEVER had the phone stay 75-80% inot the evening.
I REALLY hope the awake performance is as good as the sleep performance. We'll see how it does tomorrow under some stress.
bigd2442 said:
Im having good luck so far with Nets 4.2.1 CFS more aggressive smartass universal.
There were a lot of people complaining about the awake time of the 4.2 build, so Net tried to tweak the 4.2.1 to have the great sleep time of 42 with the great awake time of 4.1.9
I havent had the phone awake alot today but with light use I have gone from 100% at 8 am to..... 75% at 10:30pm This was no browsing or games, just phone for about 5-10 minutes and maybe 5 minutes of texting only 1.25 hrs awake time total so far.... so very light use today. But ive NEVER had the phone stay 75-80% inot the evening.
I REALLY hope the awake performance is as good as the sleep performance. We'll see how it does tomorrow under some stress.
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Thanks a lot
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Just for a baseline, I just put my phone back to root to take it back, I've lost 50% over about 26 hours of moderate texting and usage with just JuiceDefender running.
I have Kings #11 and my battery blows. I drain 25% in less than an hour with moderate use. This is off topic but when you enable your 4G does it automatically turn off on you. I think my 4G is broken and just want to know. I may need to reflash it.
im runnin it with stock kernal and i have no complaints. I just took a screenshot showing like 43% left off charger for 14 hours and talk time was like 1hour and 23 mins. Plus iv used it to play mabey half hour of games and half dozen text. Il see if i can get the ss posted.
phajen said:
Just for a baseline, I just put my phone back to root to take it back, I've lost 50% over about 26 hours of moderate texting and usage with just JuiceDefender running.
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I'll install juice defender and see how it works
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gqstatus0685 said:
I have Kings #11 and my battery blows. I drain 25% in less than an hour with moderate use. This is off topic but when you enable your 4G does it automatically turn off on you. I think my 4G is broken and just want to know. I may need to reflash it.
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I haven't tried cause Detroit doesn't have 4g yet but I'll check
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erawtik said:
im runnin it with stock kernal and i have no complaints. I just took a screenshot showing like 43% left off charger for 14 hours and talk time was like 1hour and 23 mins. Plus iv used it to play mabey half hour of games and half dozen text. Il see if i can get the ss posted.
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That's great my battery life was about 4 hours heavy use 6.5 moderate
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gqstatus0685 said:
I have Kings #11 and my battery blows. I drain 25% in less than an hour with moderate use. This is off topic but when you enable your 4G does it automatically turn off on you. I think my 4G is broken and just want to know. I may need to reflash it.
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No it isn't unless you lose service completely I.e. a tunnel or if your battery goes too low
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hackulous said:
No it isn't unless you lose service completely I.e. a tunnel or if your battery goes too low
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What rom are you using?
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Caulkins flash

So I flashed my phone last night with caulkins new rom, and can't figure out how to get the best battery life out of it. It has been unplugged for about two hours and I'm down to 75 percent with lite usage. Also where I'm at the cell service isn't the best, so I'm sure that is playing part of it. Thanks and I'm sorry if I posted in the wrong spot.
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rkd2398 said:
So I flashed my phone last night with caulkins new rom, and can't figure out how to get the best battery life out of it. It has been unplugged for about two hours and I'm down to 75 percent with lite usage. Also where I'm at the cell service isn't the best, so I'm sure that is playing part of it. Thanks and I'm sorry if I posted in the wrong spot.
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Give it a day or two. I noticed that when using the kernel he included that if I let it drain down and then recharged it that it seemed to get battery life after a day or two. Also, try other kernels. All kernels to different things better than others. You just need do some trial and error and see which one gives you the best life for your needs.

Rom and kernel help!!!

I'm in a dilemma! For the last week I've been hunting around to find the right combination of Kernels and Roms. Natively I'm a CM ASOP man. But I've tried everything from CM to MIUI to Ava to Mym. None of the roms are giving a decent amount of battery life. I've tried several combinations of Kernels also. My battery life has been as terrible as 3 hours. I'm talking about losing a percent every minute!
I didn't buy an extended battery. But I have tried a brand new regular battery to make sure that I didn't have a bad battery. Both batteries have the same results under all combinations of Kernels and Roms.
I've seen members braggin on having 12 to 18th hours of life under heavy use! How is that possible!? Lol! I know it has to do with device, kernel, rom combinations.
Can the awsome members of the GREAT Xda please help me out? Point me in the right direction. fyi: I have a ver 003 device and also I don't overclock much at all but I underclock to try and save a lil juice!
Thanks in advanced!
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No matter what rom/kernel combination I run I get really ****ty battery life with the stock red HTC battery. For me personally investing the $70 or so for the Seidio extended battery on Amazon was worthwhile. I also purchased their wall charger as well.
I'm not going to blow smoke up your ass and say that the battery last 2 days with heavy use because thats BS. However, with heavy use (running emulators, gmail sync, occasional bluetooth for wii mote, texting, web browsing, etc) I can get through a 9 hour work day with a lil life to spare.
At least go on amazon and get a1800 mah battery. They are cheap but goood.
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I just bought another stock battery and a wall charger, I keep the spare in my wallet and battery life is a non issue now.
Check out batteryboss.org before buying an aftermarket one though, most of them are rips offs.
I'm not sure about rip offs on amazon but certainly ebay..i bought two batteries w/a charger for $25..and a third one since my oem battery took a bath, fully charged.
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I'm going to research some better batteries. I appreciate the intel. But my thing is I know I can get a few more hours of battery time with a simple kernel modification. Loosing 1% a minute is unheard of lol. Like now: I had 100% when I started this reply and I'm officially at 95% as I press Submit lol! Terrible
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DonSolo said:
I'm going to research some better batteries. I appreciate the intel. But my thing is I know I can get a few more hours of battery time with a simple kernel modification. Loosing 1% a minute is unheard of lol. Like now: I had 100% when I started this reply and I'm officially at 95% as I press Submit lol! Terrible
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You should see if you can get a replacement battery from sprint. I am using CM7 nightly 24, and can easily sustain 24+ hours with the OEM red battery.
Everyone will have different results even with the same rom/kernel, however the drain that your experiencing does sound like your battery might be going bad.
Khilbron said:
You should see if you can get a replacement battery from sprint. I am using CM7 nightly 24, and can easily sustain 24+ hours with the OEM red battery.
Everyone will have different results even with the same rom/kernel, however the drain that your experiencing does sound like your battery might be going bad.
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I see your stats and that sh*t is wicked! I used CM7 and that one drains the quickest lol.... before I cash out on a new extended battery where's an abundant source of Kernels? I've tried three and I wanted to do a little process of elimination before I pull out my visa lol
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There aren't very many CM7 kernel's available yet, so few that I can't even begin to tell you where to start looking, for Sense roms though, search for Netarchy those kernels work really well.
I see... I appreciate that! Imma give Mym a try with a few of them Kernels. Thanks again for the help
And what exactly is the Kernel that you are using!? Lol
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Honestly, I've found that the right kernel makes the biggest difference and setcpu, juicedefender, etc only make it worse. For me (also 003 hw) kings kernel and htc # 15 uv have been best. I've had great success with azrael and vaelpak roms. Currently on vaelpak with kings # 11 with NO battery saving apps. I get 24 hours with my regular use. Yesterday was very light, I went 24 hours with just under 50% left.
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(btw, that is on a stock battery, approx 5 months old)
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ms79723 said:
AOSP Builds
v7
12/25/10 - SBC for BC's Kernel SBC-bcnice-stable-v7.zip (2.62 MB)
This is what I'm currently using at the moment. So this gets all the updates as of right now.
v8-BETA
12/25/10 - SBC for BC's Kernel SBC-bcnice-stable-v8.zip (2.62 MB)
This is what I've been testing for a while. This build contains auto bump charging based on the voltage as opposed to the full charge method. I don't know how it works on extended batteries yet...but works pretty good on stock batteries. With this, you should have a better chance of picking up the phone at higher voltages.
Check out Savaged-Zen![/CENTER]
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I flashed the ver 8 with CM6. 1.2. so far I've gotten slightly better battery life. 20 minutes and I'm still on 99%. That's a whole lot better than losing 1% a minute lol! I'm still going to do another exhaustive research to pinpoint the best combination!
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I know you guys said that setcpu can make matters worse. Is it alright if I use it to underclock to 245x245 when the screen is off and if the battery ever goes over 110°F automatically? That's the only profiles i use to help with battery maintenance
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DonSolo said:
I know you guys said that setcpu can make matters worse. Is it alright if I use it to underclock to 245x245 when the screen is off and if the battery ever goes over 110°F automatically? That's the only profiles i use to help with battery maintenance
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If your still using CM7, it has its own built in setCPU, I have mine set to ondemand 245min, 768max, and sorry for the delayed response, I went to lunch, however the Kernel I am using for my CM7 flash is just the stock kernel that comes with the initial build if CM7.
Khilbron said:
If your still using CM7, it has its own built in setCPU, I have mine set to ondemand 245min, 768max, and sorry for the delayed response, I went to lunch, however the Kernel I am using for my CM7 flash is just the stock kernel that comes with the initial build if CM7.
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OK I gotcha. One last thing and I'm finished bugging lol. I never knew exactly what the preset governors main jobs were and the differences between them. Which one is best for power saving?
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Battery life 100% with rom after 3 hrs

So for those that are looking for a romantic with great battery life. Try eternal prophecy v6. 1. His Kernel is absolutely wonderful. I flashed the rom charged my phone, went out and did normal girl stuff (lol), accidentally looked at my phone 3 hours later and it was at 100%. I thought this was a mistake or that rom was not acting right. No mistake. Great rom. Oh yea, I returned my evo 3d.
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you go Girl
I had that on most of the ROMS I could run with an SBC kernel
Somewhat funny story........I, like a lot of husbands here, rooted and setup my wifes phone. Flashed decks, SZ and setup vipermod. Underclocked and undervolted. I tell her her battery life will be way better. She calls me at noon the next day from work and says "holy ****, this is awesome. I've been using my phone heavily for 5hrs and I'm still at 100%." Somehow it reported no drop but after I had her reboot it actually showed the correct %......like 60% or something.
fitz420 said:
Somewhat funny story........I, like a lot of husbands here, rooted and setup my wifes phone. Flashed decks, SZ and setup vipermod. Underclocked and undervolted. I tell her her battery life will be way better. She calls me at noon the next day from work and says "holy ****, this is awesome. I've been using my phone heavily for 5hrs and I'm still at 100%." Somehow it reported no drop but after I had her reboot it actually showed the correct %......like 60% or something.
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U didn't wipe battery stats
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HipKat said:
I had that on most of the ROMS I could run with an SBC kernel
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I agree
yea try wiping the battery stats in your recovery

[Q] battery life is just horrible RSL1+godmode

im not sure if my battery is ready to give out or what but when my phone is charged at 100 n when i unplug it like 5-10 mins ill see that its at 70...ive had this issue when i was usin cm7 nightlies with tiamat SBC..im startin to feel that i might have messed up the battery...i switched to synergy RSL1+godmode thinking maybe jus maybe that will fix the battery issue that i had for months now...ive turned off GPS and all the other stuff that would drain my battery but it did nothin it still drained fast..should i jus buy a new battery...and one more thing..my 3G keeps going on n off even when im using the airave..is it my phone or jus sprint cuz ive never had this issue before n it jus started happening like a month or two ago..at first i didnt really mind it happening every now n then but now its doing it like 3 times a day and my brother has an evo thats not rooted n he gets the same problem...i read on some threads to jus call sprint..n if they ask me if im rooted is it ok to tell them yes i am lol...im almost ready to go to verizon n get the thunderbolt lol but yea if anyone can help me or jus let me know what to do i would appriciate that
not sure about the air rave problem since I don't have one, but my battery life is much less on synergy than any aosp ROM mostly because of the power Sense needs to run. On Salvagemod, i would easily get over a 1.5 days on a charge, but I was thrilled yesterday with 11 hours on synergy rls1+godmode.
Also, have you been wiping your battery stats and conditioning your battery?
alaman68 said:
not sure about the air rave problem since I don't have one, but my battery life is much less on synergy than any aosp ROM mostly because of the power Sense needs to run. On Salvagemod, i would easily get over a 1.5 days on a charge, but I was thrilled yesterday with 11 hours on synergy rls1+godmode.
Also, have you been wiping your battery stats and conditioning your battery?
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Na but ill do it tonight...what do Yu mean by conditioning my battery. Is that in recovery
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