[Q] Cyanogen 7 radio battery drain - G2 and Desire Z Q&A, Help & Troubleshooting

I installed CM7 last night and I'm experiencing high radio battery drain. I love the rom but in a few hours of light usage and I'm down 17% battery. I've also tried rmk40's patch and same problem. Anyone have any solution for the drain?
Sent from my HTC Vision using XDA App

I hope someone can correct me if I'm wrong, but I'm pretty sure that flashing a new rom like CM7 does not change your radio, so it's probably not a radio issue. If I were you, I'd fully charge it, reboot into clockwork recovery, and wipe the battery stats under "advanced". Then drain the battery all the way, and recharge it again fully to recalibrate the battery. See if that helps.

I have the same kind of issues, similar setup. What patch are you talking about? I haven't seen one.
Seems anything radio related INSANELY drains my battery. I don't remember eating my entire battery just because of text messaging quite as badly as I do these days, it's ridiculous. I sure wish there was a definitive answer in the radio and RIL files debate lol.

Anytime you flash a new ROM on your phone, you should let it bake for a couple days before making judgement of battery life, performance, etc etc. I admit I don't always do that myself, but to be fair to the developer you should let your phone get accustomed to the new ROM and/or radio. Give it a 2 or 3 days and let us know if battery life improves or not for you.

I am running cyanogen 7 and my radio signal is very weak now. Is there a way to update the radio? Sorry for the dumb question but I've been reading for 2 days now with no luck. I'm probably not looking in the right places. Thanks for your time.

middlefieldpimpin said:
I am running cyanogen 7 and my radio signal is very weak now. Is there a way to update the radio? Sorry for the dumb question but I've been reading for 2 days now with no luck. I'm probably not looking in the right places. Thanks for your time.
Click to expand...
Click to collapse
Its actually most likely the same signal strength, just cm7 and sense builds show it differently. You may show 1 bar on cm7 and 2 on a sense build.
Sent from my HTC Vision using XDA App

Always flash at 100% battery status first. Then use your phone at least 4 days. So with 2 complete drainages and charges. Only after that you can judge if a certain rom is draining or not. O and your radio is NOT changing after you installed a CM7 nightly. This is mentioned a zillion times here. I almost posted the famous quote "If you were to string these posts in a ......."

Related

Battery Drain

Hi All,
When i look into (almost) all roms i see the problem with the battery drain problem.
To bad i do not have the knowledge to find out what to do.
But i think that some smart developers work together to find a solution about this battery drain problem.
So that's why i start this thread so we can discuss this
raiz said:
AdamG's Official Froyo HTC Sense might hold the key to this since it seems to give about 2 days battery performance with the original battery unlike any other rom.
Click to expand...
Click to collapse
It would be great if he could share the knowledge
I am using LeeDroid 1.4c and I too experience battery drain issues...
Someone tried this one http://forum.xda-developers.com/showpost.php?p=7170484&postcount=173 ?
There's a really good battery life on the OD 2.3 ROM Love it!
/CK
Sent from my HTC Desire using XDA App
Café King said:
There's a really good battery life on the OD 2.3 ROM Love it!
/CK
Sent from my HTC Desire using XDA App
Click to expand...
Click to collapse
Thanks, but i don't like the interface.. want have the sense feeling
Drain
Tested a lot of roms with froyo and sense. The roms based on 2.06 base are draining relative more then the roms based on 2.04.
Above is not scientificly tested.
Charge to 100% , go to recovery , advanced , wipe battery stats. Enjoy greater baterry life
Sent from my HTC Desire using Tapatalk
I had NONE battery drain problems on any of ROMS 2.1 or 2.2, and i did try alot of them.
Maybe theres something wrong with your phone itself (battery).
But definetly try wipe battery stats in recovery.
Since 08:00 morning had WiFi on.. network Data of... and now 12:02 battery is now 90%. DId have play with config the Tasker Tool (Great app).
Tomorrow i will do the test again but then with Network Data on and WiFi off.
raiz said:
AdamG's Official Froyo HTC Sense might hold the key to this since it seems to give about 2 days battery performance with the original battery unlike any other rom.
Click to expand...
Click to collapse
Yup, that ROM has the best battery life by far...
Sent from my HTC Desire using XDA App
people are having mixed results on the battery perfermance of adam's sensefroyo rom. i experienced a poorer battery life compared to eclair (i used Amer_v4 and the battery was excellent) but can still manage to last a full day usually. haven't tried out the froyo roms though.
ryanrich said:
Yup, that ROM has the best battery life by far...
Sent from my HTC Desire using XDA App
Click to expand...
Click to collapse
btw aren't you're using opendesire?
I've changed about 8 roms, mostly used 4, but can't say there was a huge difference between them. 2 days of normal use, 1 day of heavy use.
Possibly shadowfrost and DeFrost 2.4 had the best battery life and I had the fastest kernel installed...
I would think that - some isolated problem aside - mostly it has to do with some applications/settings
Charge to 100% , go to recovery , advanced , wipe battery stats. Enjoy greater baterry life
Sent from my HTC Desire using Tapatalk
Click to expand...
Click to collapse
Any ideea why?
Sent from my HTC Desire using XDA App
andycted said:
I've changed about 8 roms, mostly used 4, but can't say there was a huge difference between them. 2 days of normal use, 1 day of heavy use.
Possibly shadowfrost and DeFrost 2.4 had the best battery life and I had the fastest kernel installed...
I would think that - some isolated problem aside - mostly it has to do with some applications/settings
Click to expand...
Click to collapse
sometimes my E-Mail application is consuming most of the cpu. It keeps the cpu at max frequency. Even if i try to end the taks with the app "system panel" it wont solve the problem. I have to go into the app and make a manual sync.
i also found out that automatic brightness is using loads of battery. since i set it to static I'm experiencing almost 2 days of battery life with moderate use.
I'm on Defrost 2.1
Hello again everybody,
Yesterday whole day online by WiFi. Using phone couple of hours and my Maildroid Email was active without prevent sleep mode.
Battery was empty after almost 17hours. (+/- 5% every hour)
Today. Wifi on. Maildroid now with prevent sleep mode ON.
Have unplugged the phone 4 hours ago and battery is at 75%
Tomorrow i will test this with Network Data on.. and without prevent sleep mode of Maildroid. And day after with prevent sleep mode.
I know for sure.. the battery will drain very vast for both situations...
BUT Ill let you know
EDIT 26-07-2010: Battery was empty tonight on 1:30.
NOW I do the whole test again but now with network data on and WiFi off
Ive had the opportunity to own a Nexus One at launch and a HTC Desire...I always found Android OS to be the issue whenever i had excessive battery drain.
Ive found my issue to center around the OS 'calling home to sync' (whether 'sync' option is selected or not)Initially, the problem was resolved by deleting all my sync funtions...but that was obviously not practical........ so now I keep my GSM data connection running and I get about 2.5 days on Open Desire (non HTC Sense).
AdamG seems like the guy who knows what hes talking about - His changelogs for OpenDesire actually hint at him having done some battery drain tweaking...whatever he did, he has definitely fixed it
Cheers
Oz
I've tried so many ROMS in the past few weeks to try to solve battery drain issues. On some, I could almost see the percentage dropping as I looked at the home screen! I even bought a new battery thinking I might have killed the original.
OpenDesire does seem to be the way forward re this problem if you're intent on the HAVS kernel. OD2.3a gave me almost two days of varied use.
However, and I know this is going backwards, an earlier DeFrost - the 2.1, is brilliant for me. I'm now at two days since unplug and still at an unbelievable 45% - yes, I know, I thought it was broke as well! For now, I'm sticking with this one. Everything I want works and I don't have to carry a spare battery in my pocket when I go out.
Hope this is of some help. Don't despair. You will find the one for you.
Cheers
I don't get why everyone says they have such a issue with battery.
I get about 2.5-4 days of use with DeFrost 2.2 and have done about so since DeFrost 0.9. I've had it up around five days once.
How are you actually using your phones?
It's not a "Froyo" issue.
sckc23 said:
people are having mixed results on the battery perfermance of adam's sensefroyo rom. i experienced a poorer battery life compared to eclair (i used Amer_v4 and the battery was excellent) but can still manage to last a full day usually. haven't tried out the froyo roms though.
btw aren't you're using opendesire?
Click to expand...
Click to collapse
Switched back because I had terrible battery life on OD 2.3a and couldn't see why...
Sent from my HTC Desire using XDA App
Daelyn said:
I don't get why everyone says they have such a issue with battery.
I get about 2.5-4 days of use with DeFrost 2.2 and have done about so since DeFrost 0.9. I've had it up around five days once.
How are you actually using your phones?
It's not a "Froyo" issue.
Click to expand...
Click to collapse
It's very interesting to me how are YOU using your phone?
Come on, 4 days ? When i talk about 30m to 1h each day and using a phone little bit, i have at least 30-40% down.
u mean u only drain about 25% each day? are u actually using your phone ? wifi, calls, 3g ? or u have a expensive pocket toy just to show to your friends ?

[RADIO] The AUS radio (26.06.02.27) is the root of excessive battery drain

There are way too many thread where this is relevant and I think it is important enough to warrant its' own thread. I can confidently confirm the 26.06.02.27 is the source of many battery drain issues. I'd been battling battery drain on standby using CM7 for the past week and narrowed it down to the radio.
If you are using Virtuous or CM7 (I obviously use both), I recommend using either 26.04.02.17 or 26.03.02.26. Both radios are offered here:
http://files.virtuousrom.com/vision/radio/
Please do not discuss HOW to flash radios in this thread. There are many guides on that subject. Mods, if you think this should be part of the other threads, I understand. There's just so much misinformation out there I wanted to make sure to get my findings out there.
Finally some common sense! I too arrived at the conclusion that the radio was the cause of the dramatic battery drain, but only after pulling my hair out and removing most every app and turning off all syncing. I've been on the .26 radio since yesterday and battery is back to normal.
How did you determine that? I've been using this radio for two weeks now and I have not notice any drain. Just last night, I charged my phone at around 30% after two days of use.
Sent from my HTC Vision using Tapatalk
Hosermage said:
How did you determine that? I've been using this radio for two weeks now and I have not notice any drain. Just last night, I charged my phone at around 30% after two days of use.
Sent from my HTC Vision using Tapatalk
Click to expand...
Click to collapse
Without changing any other configuration, I've done tests over the past few nights with the phone on standby the entire duration without being touched. Using the .27 radio, I was seeing 5-6% drain per hour, versus 1-2% with the .17 and .26 radios. Nothing else changed and my usage was constant.
If you're having success with the .27 radio, you're probably an exception. I suspect most people are going to have problems with it.
mejorguille said:
Finally some common sense! I too arrived at the conclusion that the radio was the cause of the dramatic battery drain, but only after pulling my hair out and removing most every app and turning off all syncing. I've been on the .26 radio since yesterday and battery is back to normal.
Click to expand...
Click to collapse
I had the exact same issues with the 26.06.02.27 radio as well, excessive battery drain.
rmk40 said:
Without changing any other configuration, I've done tests over the past few nights with the phone on standby the entire duration without being touched. Using the .27 radio, I was seeing 5-6% drain per hour, versus 1-2% with the .17 and .26 radios. Nothing else changed and my usage was constant.
If you're having success with the .27 radio, you're probably an exception. I suspect most people are going to have problems with it.
Click to expand...
Click to collapse
You need to take into consideration that these radios perform differently depending on the location of the user which is why it's impossible to determine which radio is actually the "best".
infamousjax said:
You need to take into consideration that these radios perform differently depending on the location of the user which is why it's impossible to determine which radio is actually the "best".
Click to expand...
Click to collapse
That's not true either, WWE are the "generic" radios that have decent performance in all areas. It's the provider specific radios that generally have the issues.
I do kind of notice more than usual normal drain when I use my phone but when it is on standby it is awesome. I can keep it on standby for 4 hours and the battery will still read 100%. I have flashed the lib files associated with this radio also.
Sent from my HTC Vision using XDA App
I have been running the .27 radio for a couple weeks and see no excessive drain. I had drain issues a couple times before using the .27 radio but those were determined to be from a stray app and market updating issues.
Sent from my HTC Vision using XDA App
Oh snap. I just changed to that radio last night. I did notice a bit of battery drain but not as much this morning. I'll continue to use it and see what happens. I've heard that the reception with this radio is apparently really good which is why I'm trying it.
We'll see what happens. Thanks for letting us know, rmk40! Hopefully I fluke out and it doesn't cause excessive battery drain though
infamousjax said:
You need to take into consideration that these radios perform differently depending on the location of the user which is why it's impossible to determine which radio is actually the "best".
Click to expand...
Click to collapse
Of course but keep in mind this radio was released for the Australia market. No where else yet. So it's not that surprising it's causing drain for most people.
Didn't change much for me. I was hoping for improved reception but didn't get that either
I have to agree with the OP. I flashed the Aus radio to fix my GPS in which it did but having using my phone for like 3 hrs lastnight and draining down to 9% left I had to flash the TMO OTA radio back. After flashing the .26 back and running fix_permissions my GPS is working and my battery life is better.
can anyone make a recovery for this?
.26
for some reason flashing through computer wont work for me -___-
thank you in advance.
I havent noticed a drain using SenseGinger 1.0.1
I updated hoping it would solve gps with newest nightlies but no bueno. My battery has actually improved. I'm on 26 hours with 22% life left on moderate use
Sent from my T-Mobile G2 using XDA App
Let's put it this way. The .27 does in fact give off a serious battery drain, in certain areas. Seems like us on the west get significant battery drain while those on the east like it more. Maybe?
Sent from my HTC Vision using XDA Premium App
Shaquiel Harris said:
Let's put it this way. The .27 does in fact give off a serious battery drain, in certain areas. Seems like us on the west get significant battery drain while those on the east like it more. Maybe?
Sent from my HTC Vision using XDA Premium App
Click to expand...
Click to collapse
i live on the west and i do notice a battery drain.
but .27 is the best radio with the fast 4g speeds for me
.26 was horrible when it came to that
going to try .17 and will report back
Update :
4g speed is good. Not as great as .27
Battery so great far is great so I'm happy
Reception is the same so far as well.
Will report back in a few days.
bstylz911 said:
i live on the west and i do notice a battery drain.
but .27 is the best radio with the fast 4g speeds for me
.26 was horrible when it came to that
going to try .17 and will report back
Click to expand...
Click to collapse
Tell me how .17 goes.
Maybe in a few months, .27 will be good for all of us. Just im tired of killing myself over this damned .27 radio. im back on .26 and i dont think im going to leave it.
Shaquiel Harris said:
Tell me how .17 goes.
Maybe in a few months, .27 will be good for all of us. Just im tired of killing myself over this damned .27 radio. im back on .26 and i dont think im going to leave it.
Click to expand...
Click to collapse
Why do u choose .26 rather than .17?
Look at my update.
Sent from my HTC Vision using XDA App

[Q] Battery Drain Since Moving To Stable?

Hey there,
I was using the CM7 nightlies for a while, and the battery life was great. However, it seems like ever since I flashed CM7 Stable my battery life has went down. The part I'm finding odd is that it didn't even last 12 hours today and I barely used the phone (especially in the first 8 hours since I was at work). As well, the battery usage shows Cell Standby and Phone Idle combined using over 85% power, which I've never seen before. I want to say it might be some of my apps, but they're the same ones I've been using. In case it makes a difference, here's my setup:
LauncherPro
Trillian
Clock/Weather widget from Fancy Widget
SetCPU on "conservative" setting
Gmail, Facebook, Messages widgets from LauncherPro
Power Widget
Score Mobile widget
None of my sync settings are really frequent, most are hourly refresh, another is 30 minutes. And since I haven't had this problem before CM7 stable I'm still thinking maybe it's something with the ROM.
What I'd like to know is if I should try to calibrate the battery first. And if that's the case, what is the best method to calibrate the battery so the ROM is reporting it accurately.
Thanks in advance
Anyone have any ideas?
I have been getting the BEST BATTERY LIFE EVER since moving to the latest radio.
Sent from my G2 running Cyanogenmod 7.
wipe the battery stats... look at the forum how to.
ibemad1 said:
I have been getting the BEST BATTERY LIFE EVER since moving to the latest radio.
Sent from my G2 running Cyanogenmod 7.
Click to expand...
Click to collapse
Which radio is that?
Always flash at 100%. Then use your phone at least 4 days, as in 2 complete cycles of using until you have to charge it again. Do not change your radio unless you are absolutely confident about the things you are going to do. Chances are you have a custom rom which does not match the radio you are trying to flash, resulting in a expensive ¨presse papier`.
HLeenders said:
Always flash at 100%. Then use your phone at least 4 days, as in 2 complete cycles of using until you have to charge it again. Do not change your radio unless you are absolutely confident about the things you are going to do. Chances are you have a custom rom which does not match the radio you are trying to flash, resulting in a expensive ¨presse papier`.
Click to expand...
Click to collapse
I appreciate the caution, but the current radio I have is the version that Virtuous recommended to update to. Is there a more "Cyanogen-specific" radio?
Bloodlvst said:
I appreciate the caution, but the current radio I have is the version that Virtuous recommended to update to. Is there a more "Cyanogen-specific" radio?
Click to expand...
Click to collapse
I got the stock radio and it's working perfectly. 28hours of uptime with ease (and everything on, incl pushmail). No GPS issues, good reception and no static in the background.
when you say use your phone for 4 days (2 completely cycles) until you have to charge it agian... what do you mean exactly? i need to charge mine after like 8 hours...
HLeenders said:
Always flash at 100%. Then use your phone at least 4 days, as in 2 complete cycles of using until you have to charge it again. Do not change your radio unless you are absolutely confident about the things you are going to do. Chances are you have a custom rom which does not match the radio you are trying to flash, resulting in a expensive ¨presse papier`.
Click to expand...
Click to collapse
polarbearmc said:
when you say use your phone for 4 days (2 completely cycles) until you have to charge it agian... what do you mean exactly? i need to charge mine after like 8 hours...
Click to expand...
Click to collapse
What I mean is that you should, after you flashed a new rom, drain the battery at least two times and charge it again fully. Or charge at 100%, flash and wipe battery stats after flashing to speed this up a little. Point is, there is no definite daily use. You could (usually not) notice a very small difference in batterydrain after flashing, but be sure it's not because of Bluetooth, Wifi, GPS or some other thing which is accidently turn on. That's why I said to use the phone for 4 days, and 2 complete cycles. I do not use my phone as heavy as you seem to do. Furthermore, I take care not to turn Wifi, Bluetooth or GPS on when I do not need those functions.

Some Help in choosing a new ROM. (a few questions)

Hey everyone, this is my first post in this great forum.
I am looking for some help in choosing a new ROM for my HTC desire, the main thing i want to see is the new Gingerbread OS 2.3 and the improvements it brings (battery life), but sadly it has not been officially released to the Desire platform.
EDIT :
Okay now Im on CM7, probably gonna try oxygen later, but till now CM7 suits all my needs and the battery seems good (20 to 26 hours heavy usage) but im running into a small problem.
at 9% the battery dies and phone turns off, battery and phone seem somehow out of sync so 9% means 2% or something, how can i fix this and make it turn off at 2% ?
If it's battery life you're interested in, Oxygen is pretty awesome, but it's AOSP so doesn't have any Sense stuff (widgets, messaging app, camera etc) - there's stuff on the market that provides equivalents/better versions though.
I've just flashed a sense ROM a couple of days ago after coming from Oxygen and I'm missing Oxygen so much that I'll be going back to it tonight It's very fast and stable.
But if you want to stay with Sense, this ROM is as close to stock Gingerbread (with Sense) as you'll get http://forum.xda-developers.com/showthread.php?t=1124810
People have been getting good battery life with that but I've not had too much luck getting great results. It's very smooth though
EDIT: CyanogenMod 7 I can't tell you too much about as I've only briefly flashed it. I remember it didn't feel as "clean" as oxygen but it had a huge amount of customisation potential (though saying that, the latest Oxygen build has almost as much, with the ThemeChooser). Also I don't think CM7's battery life is as good as Oxygen's.
What I'd do if I were you: Flash the CM7r2 HBOOT from http://alpharev.nl/ then flash Oxygen/CM7/SGBS depending on what you want to try first - all 3 work on that HBOOT so if you don't like one you can just flash another quite easily.
Make sure you know what you're doing flashing HBOOT though as there's a risk of bricking associated with it. So just read up first.
cgmorris89 said:
If it's battery life you're interested in, Oxygen is pretty awesome, but it's AOSP so doesn't have any Sense stuff (widgets, messaging app, camera etc) - there's stuff on the market that provides equivalents/better versions though.
I've just flashed a sense ROM a couple of days ago after coming from Oxygen and I'm missing Oxygen so much that I'll be going back to it tonight It's very fast and stable.
But if you want to stay with Sense, this ROM is as close to stock Gingerbread (with Sense) as you'll get http://forum.xda-developers.com/showthread.php?t=1124810
People have been getting good battery life with that but I've not had too much luck getting great results. It's very smooth though
EDIT: CyanogenMod 7 I can't tell you too much about as I've only briefly flashed it. I remember it didn't feel as "clean" as oxygen but it had a huge amount of customisation potential (though saying that, the latest Oxygen build has almost as much, with the ThemeChooser). Also I don't think CM7's battery life is as good as Oxygen's.
What I'd do if I were you: Flash the CM7r2 HBOOT from http://alpharev.nl/ then flash Oxygen/CM7/SGBS depending on what you want to try first - all 3 work on that HBOOT so if you don't like one you can just flash another quite easily.
Make sure you know what you're doing flashing HBOOT though as there's a risk of bricking associated with it. So just read up first.
Click to expand...
Click to collapse
Thanks.
I decided to try CM7 7.0.3 for a while and i like it. Alot of customization and some neat features, but the downside is that i dont feel like the Battery consumption has changed at all, its still as i have had my 2.2 froyo stock i think.
I did a small measurment of battery consumtion please tell me if i should be getting these results:
First
-Phone with CM7 rom Charged at 96%
(turned on wifi for like 10minutes, did around 6 phone calls, 1hour looking around settings, animated wallpaper activated for an hour)
After exactly 6hours the battery went down to 76%
So in 6hours the battery decreased 20%
Is this a good result? Will I be getting better battery life in the Oxygen rom ? If so i will definitely switch to Oxygen.
Well that's not exactly bad. I'm currently on 42% after 20 hours 30 minutes with WiFi on syncing emails every hour, a bit of browsing, over an hour of gaming (trial xtreme), some texting, about 20 minutes of calls and some music playing too. Idle it probably uses less than 1% per hour. I'm on the latest oxygen.
I'm really happy with this battery life
I'd recommend downloading battery calibration from the market to get the most from your battery.
Redux is a good ASOP ROM with good battery life - its quite stripped down.
For a sense ROM - I like LeeDroid.
cgmorris89 said:
I'd recommend downloading battery calibration from the market to get the most from your battery.
Click to expand...
Click to collapse
Or completely ruin it. Battery calibration is to be used only if your battery percentage is out of sync with real mV status, so your phone ends up dead at say, 10%. It is not to be used to decrease battery consumption, which is not going to happen. Ever.
To OP, it boils down to your preference. I couldn't care less for ota updates, but if you do, flash ruu, or maybe even rooted stock would work, I'm not sure about that though. As for battery consumption, you had 1 hour screen on, some calls and texts. I'd call that fair.
erklat said:
Or completely ruin it. Battery calibration is to be used only if your battery percentage is out of sync with real mV status, so your phone ends up dead at say, 10%. It is not to be used to decrease battery consumption, which is not going to happen. Ever.
Click to expand...
Click to collapse
Yeah you're right. I meant battery monitor widget. It was late at night, forgive me
Battery monitor widget gives you a good idea of what your drain can be attributed to so is a very handy thing to have on your phone. Battery calibration (as the poster above mentioned) is to line up the amounts your phone reports with the true amounts and should only be used if you're getting strange shutdown occurrences etc. Sorry about that
Some people use juice defender too but I don't really like it tbh.
Yeah, those placebo apps are the best
Juice defender, setcpu, task killers, memory menagers etc share the same place in the Hall of sillyness.
cgmorris89 said:
Yeah you're right. I meant battery monitor widget. It was late at night, forgive me
Battery monitor widget gives you a good idea of what your drain can be attributed to so is a very handy thing to have on your phone. Battery calibration (as the poster above mentioned) is to line up the amounts your phone reports with the true amounts and should only be used if you're getting strange shutdown occurrences etc. Sorry about that
Some people use juice defender too but I don't really like it tbh.
Click to expand...
Click to collapse
Woah i used the battery calibration app i didnt check the rest of this thread until now, so didn't know, i only saw your mentioned batt calibration and i used it.
Today battery Died at around 9%
What should i do to fix this ? please
Fruitt said:
Woah i used the battery calibration app i didnt check the rest of this thread until now, so didn't know, i only saw your mentioned batt calibration and i used it.
Today battery Died at around 9%
What should i do to fix this ? please
Click to expand...
Click to collapse
Read this topic
http://forum.xda-developers.com/showthread.php?t=755903
erklat said:
Or completely ruin it. Battery calibration is to be used only if your battery percentage is out of sync with real mV status, so your phone ends up dead at say, 10%. It is not to be used to decrease battery consumption, which is not going to happen. Ever.
To OP, it boils down to your preference. I couldn't care less for ota updates, but if you do, flash ruu, or maybe even rooted stock would work, I'm not sure about that though. As for battery consumption, you had 1 hour screen on, some calls and texts. I'd call that fair.
Click to expand...
Click to collapse
To the OP (not erklat)
If you flash a carrier RUU you're all set for ota UPDATES.
If you de-branded the phone yourself, you can still get ota updates, just make sure your goldcard is installed prior to installing the update. If you update without a goldcard you will lose your data connection
If you have a rooted stoc, same as erklat's opinion, I think it should work but I have never tested this myself.
shankly1985 said:
Read this topic
http://forum.xda-developers.com/showthread.php?t=755903
Click to expand...
Click to collapse
No i read this method and many users are reporting battery damage. I dont want to do this. My battery on regular use (calls, wifi, games,browsing) lasts 26 hours max and on idle it could last like 40 hours or more maybe.
Its just that the phone is turning off at 9% battery.
I used the Battery calibration app suggested before by cgmorris89 but then erklat said that it would ruin things.
What can i do to make my phone turn off at 2% ?
Oxygen every day!
Try MIUI.us!
Miui is using cyanogenmod kernel and base over which it gives great launcher and best default sms and phone apps.
Firewall and white/black list call blockers are included also.
If you can live with english locale, of course.
Sent from my HTC Desire using XDA Premium App
Thank you guys, yes i will try Oxygen and MIUI later on, but now im testing with CM7 and i have this battery percentage problem. If anyone has a solution to this, will be very much appreciated.
And another thing, should i update my Radio ? i have 4.08.00 something, is it safe to do so or might i brick my phone ?

Battery life cm9

How's the battery life on cm9, is it same as stock i.e. about 2 days per full charge???
harsh.ea said:
How's the battery life on cm9, is it same as stock i.e. about 2 days per full charge???
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For me yes
Sent from my One V using xda app-developers app
maxwen said:
For me yes
Sent from my One V using xda app-developers app
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+1 or even more
Terrible battery life
I'm not completely sure why but for me it has been terrible. Drains to less than 40% in 5-6 hours. I at first thought it was the overclocking I did, then I set the max CPU speed to 1024 MB and it's still terrible battery life. I have wi-fi and data off most of the time and the phone not being used and it still drains this bad. Can someone help me? I've tried a few different governors under the CM9 settings now, which is best? I notice that wi-fi and the screen are using the most power. Why does wi-fi remain on/drain power even when the screen is off? Sense managed to save my battery and make it last for like 2 days (as mentioned in the OP) by turning off wi-fi and data when the phone was asleep/locked. Also, I used auto-brightness on Sense and got the 2 day battery life. Auto-brightness on CM9 seems to be KILLING my battery.
Someone help me get max battery life out of CM9 for my HTC One V (CDMA) please!
swboland said:
I'm not completely sure why but for me it has been terrible. Drains to less than 40% in 5-6 hours. I at first thought it was the overclocking I did, then I set the max CPU speed to 1024 MB and it's still terrible battery life. I have wi-fi and data off most of the time and the phone not being used and it still drains this bad. Can someone help me? I've tried a few different governors under the CM9 settings now, which is best? I notice that wi-fi and the screen are using the most power. Why does wi-fi remain on/drain power even when the screen is off? Sense managed to save my battery and make it last for like 2 days (as mentioned in the OP) by turning off wi-fi and data when the phone was asleep/locked. Also, I used auto-brightness on Sense and got the 2 day battery life. Auto-brightness on CM9 seems to be KILLING my battery.
Someone help me get max battery life out of CM9 for my HTC One V (CDMA) please!
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I was going to give CM9 GMS a shot but maybe I'll wait for a few weeks.
atonz said:
I was going to give CM9 GMS a shot but maybe I'll wait for a few weeks.
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Monkey mentality.... 2 people says yes and one came up with issue with some app sucking his battery, snd result? Another mr perfect with stating about cm9 quality and doubs with no real experience......
Haha, dont install it, your phone will explode...!!
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Hunteres said:
Monkey mentality.... 2 people says yes and one came up with issue with some app sucking his battery, snd result? Another mr perfect with stating about cm9 quality and doubs with no real experience......
Haha, dont install it, your phone will explode...!!
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Actually I had other reasons to wait including concerns about my first flash.
I did end up flashing last night, but not based on the in-depth experience your 1-line reply to this thread described. I actually had any questions I had answered on the IRC channel by a few devs which was highly appreciated.
I don't think there is anything wrong with people waiting for even more stable versions and commenting on that as such. Maybe instead of trying to provoke me through insults you could have tried to convince me. Otherwise your criticism is useless without any sort of construct so please keep it to yourself.
atonz said:
Actually I had other reasons to wait including concerns about my first flash.
I did end up flashing last night, but not based on the in-depth experience your 1-line reply to this thread described. I actually had any questions I had answered on the IRC channel by a few devs which was highly appreciated.
I don't think there is anything wrong with people waiting for even more stable versions and commenting on that as such. Maybe instead of trying to provoke me through insults you could have tried to convince me. Otherwise your criticism is useless without any sort of construct so please keep it to yourself.
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So make some short.research here mate. Cm9 is extremly stable and just a short step to be final, and.almost all developers are focusing on CM10 nowadays. Thats all and seriously there is nothing wrong with CM9 at all - me running it, without single issue
Monkey mentality...
Hunteres said:
Monkey mentality.... 2 people says yes and one came up with issue with some app sucking his battery, snd result? Another mr perfect with stating about cm9 quality and doubs with no real experience......
Haha, dont install it, your phone will explode...!!
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Click to collapse
Exactly what app did I say was sucking my battery? Oh right, I didn't. I asked for help on how to get max battery life with CM9 (like how I should tune the settings) and of course I get someone who thinks they know everything coming in here just to talk **** on someone else. Why did you even bother to post dude? You just wanna call people out and put them down. Does that make you feel better? Insulting people via text on an internet forum? Real cool man... Who's the real mr. perfect here?
That being said...
The ONE AND ONLY issue I have with CM9 is that it seems to be draining battery way too quickly. The first 2 posts claim to get the same battery life as with stock rom (about 2 days). Can someone (someone who actually wants to help here, not someone who just wants to laugh at people who don't have EVERYTHING figured out and perfect like they do) please tell me how they have set up CM9 to get 2 days battery life. I really really like CM9 and the only thing keeping me from using it is this battery drain.
swboland said:
The ONE AND ONLY issue I have with CM9 is that it seems to be draining battery way too quickly. The first 2 posts claim to get the same battery life as with stock rom (about 2 days). Can someone (someone who actually wants to help here, not someone who just wants to laugh at people who don't have EVERYTHING figured out and perfect like they do) please tell me how they have set up CM9 to get 2 days battery life. I really really like CM9 and the only thing keeping me from using it is this battery drain.
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Well, I use JuiceDefender to switch off wifi and 3G when the screen is off. Also, I don't use autobrightness, opting instead to set screen brightness to 20-30% (which is still pretty bright IMO). Been getting 1 and a half days out of the battery with low-mid usage (texting/calling/checking Facebook & Twitter)
However, I've only been using CM9 for about 5 days, so you might want to take my advice with a pinch of salt. Hope this helps anyway.

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