[Q] Feels like Flashing & Unlocking reducing battery life! - Galaxy Tab General

Feels like Flashing & Unlocking reducing battery life of GT. Anyone experienced that?
TMO Tab FW: JHA/JMC, ATT sim.
Thanks,

Have you increased the number of widgets? Or increased the sync frequency? Or the brightness? I have only been on the Roto series and they have gooood battery life. But I came from a vibrant ~ maybe six hours per charge!

most of the time i keep the brightness low, only two widgets Google Search & daily Briefing widgets. Please can you tell me where to set from sync frequencies?
thanks,

gmail, facebook, most email clients have a properties settings, and there you will find the sync frequency setting. Push setting means all the time.
Sent from my T-Mobile G2 using XDA App

Actually, if it's truly push, it means none of the time.
http://en.wikipedia.org/wiki/Push_e-mail

But won't that mean the tab can not sleep? I thought the tab slept when the screen was off, but the radio woke up and checked according to your selection?

Related

Battery Life?

I've had the HTC Aria for about four days now and my biggest issues is the battery drains to quickly. At first I attributed it to use because android phones prompt you to use them more often. However, even without use it still drains pretty rapidly. Does anyone know of a solution to this issue software wise. I have already turned off Bluetooth, GPS and Wifi. Are there other solutions
I got mine on Saturday, and I've actually gotten pretty good battery life out of it. I'm still in the habit of charging it every night, like I had to do with my old WinMo phone, but I think I could probably go two days without a charge. And that's with GPS / data always on, Wifi parts of the day, and pretty heavy use, since I'm always playing with it.
Have you tried something like Advanced Task Killer to keep apps closed that you aren't using? You can also adjust your screen brightness and timeout to try and save power.
It says that of my power is used by cellular idle or something like that 50% of it was used by that. Could it be my AT&T service
I don't get more than 10 hours out of mine. When I know I will be out all day, I turn the screen brightness almost all the way down to help conserve energy.
Good as it Gets.
With basic usage (some texting, a few calls and some market browsing or playing a game here and there) about 2 to 2.5 days without charging. Maybe the ones having issues with there phone sucking battery have to many widgets running.
In my current configuration I am only using 3 of my screens and only 3 widgets [favorites (small one), HTC clock/weather widget, and the HTC calendar widget (small)]. I have my work email checking every 30 minutes for syncing. I also have gmail and the default mail app pulling mail. I run ATK but only to kill apps on startup (cause it runs almost everything), other than that you don't need a task killer as you will have to reload these tasks next time and that will drain battery. I don't use it after that to kill anything. I am also running my screen at about 30% brightness.
Just some tips, widgets are nice, but they suck the battery life as well as constant updates. Check to see what you are running and disable/remove what is not needed or adjust sync times.
My battery life is fine. I got two days over the weekend with light usage. You need to look at what services are running and disable any widgets that you dont need. You may also want to look at the sync settings and turn off things you dont use (such as news). You do not need a task killer.
Also, see this post:
cranked said:
some quick tips:
1) disable market notifications - Market -> Downloads -> Notifications -> 'Don't Notify Me
2) Lower the sync times for your social network apps like twitter and facebook (or make them manual)
If you still suffer, have a look at some of the great tips HERE on the Cyanogenmod forums...ignore 1 and 3.
Click to expand...
Click to collapse
Also one might do *#*#4636#*#* then change phone setting from WCDMA to GSM .... Then that get little more out of battery...
It's critical that you turn off auto-sync; I have found that it absolutely destroys battery life.
Before I was losing maybe 5-10% every hour on standby, but ever since turning off auto-sync, I'm still sitting at 100% battery after 5 hours of standby.
Turning off mobile data/Wi-Fi doesn't make an impact on battery life, in my experience.
hi2u2 said:
It's critical that you turn off auto-sync if you don't want update to happen, such as Facebook, email, google account (cal/contact) sync, etc..; I have found that it absolutely destroys battery life.
Before I was losing maybe 5-10% every hour on standby, but ever since turning off auto-sync, I'm still sitting at 100% battery after 5 hours of standby.
Turning off mobile data/Wi-Fi doesn't make an impact on battery life, in my experience.
Click to expand...
Click to collapse
I edited your response..
Auto-Sync in itself is not going to be a problem.. Depends on what's syncing. EVERYONE will have different battery life because everyone uses their phones differently. Different configurations, different accounts used, different amounts of traffic on those accounts, not to mention actual usage patterns.
khaytsus said:
I edited your response..
Auto-Sync in itself is not going to be a problem.. Depends on what's syncing. EVERYONE will have different battery life because everyone uses their phones differently. Different configurations, different accounts used, different amounts of traffic on those accounts, not to mention actual usage patterns.
Click to expand...
Click to collapse
90% of people will have *slightly* different battery life.
5% of people will drain it fast.
5% will use it like a voice phone and might even get 16 hrs out of it.
But to turn off all apps makes for an invalid test because then you're testing the phone as if it were a non-smartphone, like a voice only phone.
I think the battery is too small for me and probably too small for most people. I look forward to fat batteries for this great phone.
bwolmarans said:
90% of people will have *slightly* different battery life.
5% of people will drain it fast.
5% will use it like a voice phone and might even get 16 hrs out of it.
But to turn off all apps makes for an invalid test because then you're testing the phone as if it were a non-smartphone, like a voice only phone.
I think the battery is too small for me and probably too small for most people. I look forward to fat batteries for this great phone.
Click to expand...
Click to collapse
My wife gets 2+ days out of hers... The battery is not that much smaller than my Nexus One, a more powerful phone, and I'm a power user with a lot of crap running including IMAP push mail, weather syncing... I look in at Market, Facebook, Twitter and manually sync those types of things etc.. I can easily get a full day out of it, off charger ~8am back on the charger midnight, 20-30% left. What I don't do is sit staring at my phone all day or play games for 8 hours at work, nor do I use it as a mp3 player..

Couple of questions/issues

I'm having a bit of issues with battery life. Currently I'm using CM6RC2 with Green Power.
SetCPU is enabled with profiles at 384max when screen is off.
Autosync is off
Screen timeout is 15seconds.
Brightness is at autoset.
Now after doing a bit of gmail, facebook and streaming music over 3G for about an hour plus standby for another 7-8 it goes down to 64/63% is that normal? I've seen people using it for 14+ hours with at least 60% left.
Second question/issue connects question one.
What ROM and Kernel combination and possibly application helps maximize the battery?
Thanks.
That does sound a bit much but you're sadly not alone.
Check this out --> http://forum.xda-developers.com/showthread.php?t=743227
Also make sure the Facebook App is fully updated as v3.0.0 raped peoples batteries and was fixed in 3.0.1
I have done those before, thanks anyone else got any other suggestions

NEED HELP: New To Note/Android.

Before getting the Note, I've been an iphone user ever since the first one came out. I switched especially because of the nice large screen which is handy for the type of work I do.
Some questions though:
1- Battery Life: I was pretty handy on the Iphone in getting everything I didn't need (some notifications, location services on certain apps) turned off to safe battery...while keeping only the ones I wanted. I haven't figured out how exactly to do this on the Note. My battery life is poor...at least compared to what I was getting on the iphone. I typically start my day at 8:30AM, and yesterday by 6PM the battery was already at around 10% (where I can't take pictures....)
2- Must I have GMAIL app and MAIL app? For some reason the GMAIL app's emails update much quicker than the main app I use MAIL. So when a new mail notification comes in I have to manually refresh the MAIL app for it to catch up with the GMAIL app. Otherwise I would have to wait a couple of minutes of the mail to show on MAIL app.
3- On Mail App I have two email accounts. Why is it that my welcome page is the page showing my accounts rather than my "ALL MAIL" page which is where I left it originally?
Thanks for sorry for the NOOB questions.
Ad 2):
Depending on what other email account you have there colud be an specific app for that provider that also supports push email (eg. Yahoo). Or you colud configure Google Mail to poll for mails from your other accounts.
1.) try to close auto sync, bluetooth, gps and use wifi everytime its available because 3G drain much more battery. and lower the brightness on ur screen to ur lowest, that can save a lot of battery (just open them when u need to use it)
or Root your Note and use custom rom. There are many roms that help you with battery.
hope that helps.
lemsanc said:
Before getting the Note, I've been an iphone user ever since the first one came out. I switched especially because of the nice large screen which is handy for the type of work I do.
Some questions though:
1- Battery Life: I was pretty handy on the Iphone in getting everything I didn't need (some notifications, location services on certain apps) turned off to safe battery...while keeping only the ones I wanted. I haven't figured out how exactly to do this on the Note. My battery life is poor...at least compared to what I was getting on the iphone. I typically start my day at 8:30AM, and yesterday by 6PM the battery was already at around 10% (where I can't take pictures....)
2- Must I have GMAIL app and MAIL app? For some reason the GMAIL app's emails update much quicker than the main app I use MAIL. So when a new mail notification comes in I have to manually refresh the MAIL app for it to catch up with the GMAIL app. Otherwise I would have to wait a couple of minutes of the mail to show on MAIL app.
3- On Mail App I have two email accounts. Why is it that my welcome page is the page showing my accounts rather than my "ALL MAIL" page which is where I left it originally?
Thanks for sorry for the NOOB questions.
Click to expand...
Click to collapse
Battery - 10% in a day??! How much were you using the phone?
Allow the phone to fully charge and discharge for a full cycles. The screen is a big consumer of power - don;t use auto-brightness and keep the screen down to the best workable level for you. Also, the more apps you have using push syncing, the worse your battery will be.
Depending on what you're using the phone for, you should easily get a full day's reasonable use out of it.
I agree with the point shaoran_ojo made about wifi - but also turn wifi off when you're not using it.
Finally, it's absolutely right that many of the custom ROMs will give you better battery life
You can check the battery usage over time, if you go to Settings menu and then About phone -> Battery usage. You will see there what eats most power (most likely, Display).
Touch the chart in the upper part of this page to expand it - see if you can relate biggest drops of battery charge to some particular activities. For example, playing Crayon Physics drains the battery extremely fast.
Do you happen to be in areas with poor cell coverage? I've had phones drain like there's no tommorow in poor coverage areas, especially when GPS is turned on since most phones are equiped with assisted GPS chips that use cell-tower triangulation in order to get a faster fix on your position.
You could root your phone and switch to custom kernels or roms for better battery life as well as performance. A few ways in which you could then save battery are by undervolting or underclocking the processor or using an app like titanium backup pro to freeze battery draining apps. Wifi is also a big battery drainer. You can set the wifi sleep policy to screen off to curb its usage or keep it off entirely when you dony need it. Gps and bluetooth can be kept off and the screen brightness can be lowered. Im sure you wont be disappointed with the note's battery life after you tweak it right.
Sent from my GT-N7000 using XDA App
lemsanc said:
1- Battery Life: I was pretty handy on the Iphone in getting everything I didn't need (some notifications, location services on certain apps) turned off to safe battery...while keeping only the ones I wanted. I haven't figured out how exactly to do this on the Note. My battery life is poor...at least compared to what I was getting on the iphone. I typically start my day at 8:30AM, and yesterday by 6PM the battery was already at around 10% (where I can't take pictures....)
Click to expand...
Click to collapse
First of all decrease the screen brightness if possible. I have my brightness set to minimum and I have Screen Filter (free in the market) installed and set to 50%. This setup works for me when I am indoors and when I am outside I just disable Screen Filter. Hopefully it will work for you too, maybe with a little tweaking of the exact percentage.
Then take notice if your phone is unusually hot when you haven't used it in the last 5 minutes. This may indicate there is an app keeping your device from sleeping. Check the battery usage (Settings -> About Phone -> Battery Usage). Tap the graph and look for unusual drops and periods when the screen is not on but the device is awake.
If you notice something, BetterBatteryStats (paid in the market) might help reveal the source of the problem. Cpu Spy (free in the market) will show you how much time has the device spent in each CPU frequency.
If you are comfortable with it just root your device and install a custom kernel. I can't begin to explain how much this can increase the battery life.
Hope this helps and is not too hard to understand despite my bad english.

Usage query

Hi All,
Just wondered if anybody is seeing really poor battery life on their S4?
Granted, this is the first charge and I know Android devices tend to need a couple to settle in but my battery seems to be draining like God knows what.
I came from a HTC One which was pretty poor - but the S4 battery just seems to be pouring battery juice out. I'm using the I9505 on EE in the UK. I've been on wifi the entire time, though with a very low signal.
Don't know what Samsung Link is but that seems to be having a particular impact. I wonder if I have a fault? I assume Google Services is Gmail etc - although I thought that would show up as Google Sync or something.
I do have most of the gimmicky features disabled - other than the one where I can wave my hand over the lockscreen to see what notifications I have. Power saving mode is enabled and screen is on auto with the maximum set to a fairly low level.
Would be grateful for your thoughts.
Thanks
First thing is you have a truly awful network signal.
Its probably fine. I let my phones die 3 times when I get them , sometimes they sit at 1% for 2 hours or more, so that will give the phone a better estimation of its battery usage and such.
Thanks folks.
Yes, the signal is bad but the drain was the same at home where I had a full signal and wifi connected.
Do you know how to disable Samsung Link or this Google Services thing?
Cheers
Had mine run GLBenchmark when I was laying down in bed. Found it still on around 7 hours later, the screen still on (after I realized I fell asleep), and was around 10%.
Again, that's with the screen on all 7 hours.
philliplavelle said:
Hi All,
Just wondered if anybody is seeing really poor battery life on their S4?
Granted, this is the first charge and I know Android devices tend to need a couple to settle in but my battery seems to be draining like God knows what.
I came from a HTC One which was pretty poor - but the S4 battery just seems to be pouring battery juice out. I'm using the I9505 on EE in the UK. I've been on wifi the entire time, though with a very low signal.
Don't know what Samsung Link is but that seems to be having a particular impact. I wonder if I have a fault? I assume Google Services is Gmail etc - although I thought that would show up as Google Sync or something.
I do have most of the gimmicky features disabled - other than the one where I can wave my hand over the lockscreen to see what notifications I have. Power saving mode is enabled and screen is on auto with the maximum set to a fairly low level.
Would be grateful for your thoughts.
Thanks
Click to expand...
Click to collapse
You may just have a defective unit. Just exchange it for a new one
Sent from my SAMSUNG-SGH-I337 using xda app-developers app
I have an excellent network & wifi signal. I've noticed the terrible battery, but I'm pretty sure mine is from constant use & such. Under these circumstances, I think my Droid X's battery lasted longer than this :/
philliplavelle said:
Hi All,
Just wondered if anybody is seeing really poor battery life on their S4?
Granted, this is the first charge and I know Android devices tend to need a couple to settle in but my battery seems to be draining like God knows what.
I came from a HTC One which was pretty poor - but the S4 battery just seems to be pouring battery juice out. I'm using the I9505 on EE in the UK. I've been on wifi the entire time, though with a very low signal.
Don't know what Samsung Link is but that seems to be having a particular impact. I wonder if I have a fault? I assume Google Services is Gmail etc - although I thought that would show up as Google Sync or something.
I do have most of the gimmicky features disabled - other than the one where I can wave my hand over the lockscreen to see what notifications I have. Power saving mode is enabled and screen is on auto with the maximum set to a fairly low level.
Would be grateful for your thoughts.
Thanks
Click to expand...
Click to collapse
From screenshots you can clearly see that Goggle Services and Samsung Link are eating your battery...
Keep AutoSync and Google Now - OFF
My phone have great battery life, lost 12% within 4hrs, 1hr screen ON, brightness up to 50%, WiFi ON all the time, average reception...
Google Services used only 2% and is on the bottom of the list, NO sign of Samsung Link on my stats so you must have some apps running in background...
djembey said:
From screenshots you can clearly see that Goggle Services and Samsung Link are eating your battery...
Keep AutoSync and Google Now - OFF
My phone have great battery life, lost 12% within 4hrs, 1hr screen ON, brightness up to 50%, WiFi ON all the time, average reception...
Google Services used only 2% and is on the bottom of the list, NO sign of Samsung Link on my stats so you must have some apps running in background...
Click to expand...
Click to collapse
Forgive me for being stupid, but turning auto sync off stops my Gmail getting push and also the calendar syncing, doesn't it? There no way around that?
Google Now was already off. I only sync Google Mail, Calendar, Chrome and nothing else. All the others are left unticked.
I can't figure a way of turning that Samsung Link thing off - there is no option in the settings.
Any other ideas?
Thanks

Saving battery life?

Hello I am wondering what the best ways to save battery life are. I have every extra feature turned off except Bluetooth but am still only getting 4 hours screen on time. I have lux auto brightness set to -10 to 35 most of the day, unless I go out in the sun much. But, I'm still not getting all that great of screen on times. I currently have 2:12 screen on, been on battery for about 6:30 and I'm at 46 percent battery. Screen usage is about 65 percent of the total.
Is something wrong here or is that normal? I have all apps shut off. Should I just root it and install a new Rom? Have not felt the need to root but if it'll save a bit of battery I might.
sent from my galaxy s4
Oh and my bad it's a Verizon i9505
sent from my galaxy s4
- Use power saving mode, it underclocks the processor and you probably won't feel it.
- Remove bloatware:
http://forum.xda-developers.com/showthread.php?t=2307355
- Turn off mobile data when you don't need it, or use JuiceDefender to do it for you.
- Turn off sync, this is very meaningful. Facebook, Gmail, google services all take a huge bunch of battery since they keep syncing all the time.
- To track down battery killers, get BetterBatteryStats, GSam Battery Monitor.
Turn off Google Now and Samsungs Smart features if you want to save some battery at the expense of some features.
Sent from my SGH-I337M using Tapatalk 4 Beta
Try this...
http://forum.xda-developers.com/showthread.php?p=43424843
I just charged my phone tonight for the first time in 5 days. That is not a typo.
Sent from your phone. You should be careful where you leave that thing.
The screen is a battery hog. Stick to darker wallpapers and themes. As mentioned above, sync takes a lot of battery. I've kept my email sync to manual. I've also shut off google's photo and browser sync.

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