4-day battery life ! - HD2 Windows Phone 7 Q&A, Help & Troubleshooting an

I've been frustrated with the inconsistency of the battery life on HD2 WP7, when with the same settings you get dramatically different results on different days.
However, I am pleased to announce that I was able to get 4 (FOUR!) full days of battery life on 1 charge from my phone this week. Admittedly, it was on light use, however, during this time the phone was never powered off or connected to a computer. It was mostly on standby (not airplane) mode, with auto backlight on, location on, but wi-fi, data and bluetooth off most of the time.
During these 4 days I did the following things on the phone:
- talked for 1 hour total, using bluetooth st. headset;
- browsed web for 1/2 hour on wi-fi and 3G;
- watched 8-minute YouTube clip;
- with camera: recorded three 2-minute video clips on 720p and took 7 still 5MP pictures with flash off, using SHCameraApp;
- browsed Marketplace for 10 munites, installing 1 app;
- checked emails twice a day;
- played audiobook for total of 40 minutes on speaker and BT st. headset.
Normally I use it more heavily (was getting 2 full days with moderate usage on WM 6.5), but this experiment is encouraging.
I am using Moon Light ROM with 2.15 radio on U.S. T-Mobile, with stock 16 GB class 2 microSD card. I haven't installed any battery-related tweaks. I need to clarify again, that with this ROM and same settings I don't always get same results, and the battery indicator sometimes doesn't show full charge even with green light.
At the start of the experiment, however, the phone was fully charged through USB connection to PC.

wow...4 days is amazing.

ive been saying this for weeks, IF you can get the battery to fully charge its actually fine. almost everyone complaining that it doesnt last very long hasnt fully charged the battery, and i dont blame them for thinking this because everything on the phone is tell you it is charged.
i just used an external charger, got another battery and swap them everytime i run out of juice!

if 4 days is achievable then its ok for everyday use.
i found many people complaining even on native wp 7 phones like htc trophy lasting only a few hours...
so I think its really not HD 2's fault

haksam said:
if 4 days is achievable then its ok for everyday use.
i found many people complaining even on native wp 7 phones like htc trophy lasting only a few hours...
so I think its really not HD 2's fault
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Click to collapse
I agree...my friend has an HTC 7 Trophy and the battery acts roughly the same as on my HD2.

same here, battery life is no different for me on 7 than it was for 6.5, something else to note is that for me it will say it's low for 3 or 4 hours at least before finally running out

Barmalei said:
I am using Moon Light ROM with 2.15 radio on U.S. T-Mobile, with stock 16 GB class 2 microSD card. I haven't installed any battery-related tweaks. I need to clarify again, that with this ROM and same settings I don't always get same results, and the battery indicator sometimes doesn't show full charge even with green light.
At the start of the experiment, however, the phone was fully charged through USB connection to PC.
Click to expand...
Click to collapse
Does your HD2 do any random reboots using the 16gb class 2 card, because mines was doing that using xbmod

jab12 said:
Does your HD2 do any random reboots using the 16gb class 2 card, because mines was doing that using xbmod
Click to expand...
Click to collapse
no point asking questions like that because it doesnt matter what anyone else has, i could buy the exact same card as you have it may work perfectly
no two cards no matter how identical they are, are the same, luck of the draw.

jab12 said:
Does your HD2 do any random reboots using the 16gb class 2 card, because mines was doing that using xbmod
Click to expand...
Click to collapse
Yes, I had the random reboots problem at first!
But I completely resolved the problem by flashing the 2.15.50.14 radio.
I wrote a detailed post on that, search for it:
Solution for problems with SD cards and/or random reboots

omarza said:
I agree...my friend has an HTC 7 Trophy and the battery acts roughly the same as on my HD2.
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Click to collapse
Bull. And I have a HD2 and Trophy and the Trophy gets at least about 1.5times longer battery..

shoekstra said:
Bull. And I have a HD2 and Trophy and the Trophy gets at least about 1.5times longer battery..
Click to expand...
Click to collapse
Unfortunately not all phones act the same do they...even between HD2 you get those with long battery and those with short life span. My friend Trophy does run the same as my HD2. You will notice some users get up to 2 days on their HD2...some struggle to get 12 hours...thus battery lifespan varies...i'm getting roughly 8 hours with heavy usage and over 24 hours with light usage on my HD2. Keep in mind that it does vary between users and consider that before posting bull to someone as the battery lifespan does vary a lot at the moment.
Edit:
BTW...what does your Trophy get compared to what my HD2 are giving me. Also I read some peoples HD2 overheats especially while playing games...mine aren't even with playing games a lot on it...maybe I am lucky but I do think somewhere something like SD cards, radio etc does play a role in all of the above.

dazza9075 said:
ive been saying this for weeks, IF you can get the battery to fully charge its actually fine.
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Click to collapse
how about switching to android to do the charging and then switch back to wp7 once fully charged? that way we can find some use for our android ;-)

I have two batteries and one is in separate dock that has battery charging at rear and the other battery is in the phone. I charge the phone all night with normal charger plugged into phone and in the morning at about 7am I unplug from charger and go to work, by 2pm to 3pm the phone is flat. I have email sync, bluetooth, WiFi and location on. I then get home at 5 to 6pm and grab battery out of separate charger that has been charging all day and phone will be nearly flat by 11:30pm 12AM.
I also own a HTC Mozart 7 and with all services running the same as the HD2 and the battery time on the Mozart would be double and it has more use with calls.
Can someone explain the "make sure your battery is fully charged" comment that is in this thread?

Update
Here is an update on my original post #1.
There has been exactly 48 hours since I charged my phone (through USB) at the end of the 4-day experiment. This time, after 2 full days, the battery indicator shows about 2/3 (!) of the charge still left.
To be precise, I didn't do much with it during these 2 days, only listened to audiobook on speaker for 20 minutes, manually checked email few times, downloaded attachments, and did some light web browsing for 10 minutes.
Still, I haven't powered it off, and it's been on automatic backlight, so only 1/3 of battery used in 48 hours is a very encouraging sign.
The phone (and battery) is just under a year old, and I have a habit of not charging the phone until the charge is low, so maybe that's a factor, but after switching to WP7 I was having battery problems like many people describe here.

My battery atm is sitting on 66% and it was last charged just over 12 hours ago. I havent spoken much on it today except for 1 call...sent 7 messages and played 4 turns on Spell It since then...thus light usage.
Strange thing is like some mentioned in threads...at the start the battery ran down quick...about 45% during the 1st evening in 8 hours...when not used. Now its lasting ALOT longer...its as if it settles over time.

in my experience it has to do with your data being off.

XBmod-WP7-V1.04b
radio 2.12
4:30--11:30---7h Data-off 3G-off Bat-75%
00:00--9:00---9h Data-off 3G-on Bat-94%

what i mean by make sure your battery is charge is that windows may not charge your battery fully, but it may report your battery as being full, some simple maths should do, if you have a 1Ah charger your battery should only be full around 1.5 hours later depending on usage whilst charging. now most USb ports only pump out 500mAh so again taking in to acount that your phone will be using some of that power to run its self and your looking at around 3 hours charge time
Now sometimes i find that if i charge my phone and then stick the battery in another HD2 running WM6.5 its only about 60-80% charged, i find that inorder to get a full charge without faffing about i need to use an external charger or use another HD2/ROM. if thats not an option then i find restarting and charging, or unplug and charge usually does the trick

Is it true that camcorder on WP7 record in 720p on HD2 of course...?....

titoxperiax10 said:
Is it true that camcorder on WP7 record in 720p on HD2 of course...?....
Click to expand...
Click to collapse
yes it is capable
focus works too on the camcorder...shame it doesnt on normal photos but hay ho, such is life

Related

I NEED HELP!!!! My battery gets empty too fast

I've been reading and readind all the post i can get and tried do deactivate al the functions i could remember but without any good results. My phone isn't rooted and it is as it came ( beside some apps I've installed). I don't know what to do more. PLEASE give me some more advices.
Thanks
Sent from my Nexus One using the XDA mobile app
ok do a wipe and discharge the battery completely and recharge fully without the use
what. do you mean with wipe? I'm a beginner is the droid world. ..
Sent from my Nexus One using the XDA mobile application powered by Tapatalk
restored everything from factory
ok. thanks for the imput
can you give me the idea of how much time should i expect to complete charge of a nexus one battery, while using it. mine takes 2 or at most 3 h. i think ot is fast. should i be worried?
I prefer to charge it while it's off. Using it while it's charging emits more heat than usual, thus being bad for the battery :x.
You don't need to turn it off to charge it, it's true it may become warmer but it's far from being dangerous to the phone and won't harm the battery. How long is your battery lasting? You said you're new to Android so I'm not sure if you've had a smart phone before but it's typical for a smart phone to last between 8-24 hours depending on how much you use it. It will last less than that if you're streaming music and youtube all day.
yesterday my phone lasted 5 h at most. and yes i'm a newbe.
during last night after emptied
my battery i did a full charge while the phone was off. lets see today
The screen is a battery eater, avoid watching movies or playing games or it will last 5h. My N1 battery can last 4 days if I don't turn on the screen but if I turn it ON it loses 1% every 2min
For better battery results:
-Use a task manager/killer app from the Market to kill running apps
-Use Undervolted Kernel (Root needed)
-Use 2G only when you don't need 3G
-Don't use CM Roms because they eat more battery than other Roms
-So far the best Rom for battery is the Desire Rom(but still no BT)
the thing that bothers the most is that 90% of my battery use goes to tbe screen. so it doesn't matter how well i tweek my phone... do you get my point.
i don't watch movies in it. i use a taskmanager as you said, and since yesterday stop using 3G (and i think I'm seeing some diference). it's amazing when you say 4 days (with the screen tirn off) - but to me is a little hard to not using it: I bought this phone so i don't need to allways bring my laptop with me. about what you said about the roms i don't feel able to mess with that.
1. Choice of wallpaper matters. Experiment to see which ones use less battery power for you. (e.g. Magic Smoke live wallpaper is good for saving battery power.)
2. Brightness of screen setting important. NO auto. Select lowest possible manual setting & you still have plenty of light. You can raise level for those instantces when you need extra light.
3. GPS off, except when needed.
4. Seidio 3200 mah battery with provided cover is excellent. No battery longevity problems ever since using this battery. (also using other tips mentioned here)
5. Bluetooth always on, no problem.
6. Wi-Fi on when you need it.
7. 2G/3G switching unnecessary.
8. After total discharge or new battery, let charge at least 12-24 hrs. (this particularly applies to the first few cycles of battery use) After several total discharge/recharge cycles, recharge whenever. Nothing is gained by letting battery totally discharge after that. If you have correctly charged your battery to 100%, remove it, reinsert it, & find % power loss, you may have battery with leak. Replace battery.
I have tried many methods of saving battery, and by far
JUICE DEFENDER
is the best method I have tried yet.
It basically makes it so your APN(Data) only turns on once ever 15 minutes Or when the screen is on.
You can adjust settigns with pay version, but the free version is VERY good still..
Combined with the 850mv undervolted kernels I am draining maybe 3% per hour on average with some light use(regular amount for me, light for most)
I would give it a try. No risk with it.
Combined with the 850mv undervolted kernels I am draining maybe 3% per hour on average with some light use(regular amount for me, light for most)
I would give it a try. No risk with it.
Click to expand...
Click to collapse
can you elaborate on that what implicated? and what do i have to? doesn't the phone need to be rooted?
I'm starting to see the light at the end of the tunel. usually by this hour I'm beginning to use my second battery charge of the day. right now I'm at 50% of the charge i made last night (after totally emptied the battery made a full charge with the phone turned of). deactivated GPS, sinc, using only 2G and a lot of self motivation to not touch the screen. it's better, but still made my order at expansys for a backup battery and a dock to use at home with the possibility to charge the spare battery.
today my battery had juice for 13h. from 9am to 10pm. it's a improvement. .. really is.
sousafrui said:
today my battery had juice for 13h. from 9am to 10pm. it's a improvement. .. really is.
Click to expand...
Click to collapse
Dude, my advice - don't worry too much about wallpaper/wifi/BT and all that.
Here's my short battery story.. I bought it 3 weeks ago and no matter what I did, it'd last me 4-6 hours and die. No matter what I did with brightness/WiFi, it made little impact on the battery life.
Now, 3 weeks later, I have:
100% stock AT&T N1
Only 3G, never 2G
100% brightness
more phone calls per day
Wifi/BT/GPS always ON
Always use live wallpaper (gray neural network)
2 email accounts on PUSH (exchange + gmail)
And my battery lasts me 8am to 10pm easy. I just charge it overnight.
So, cycle it (full, complete drain) 1-3 times, then just use it normally. It'll be much better after 2 weeks or so. Also, HTC tech recommended me to use "trickle" charge (charge it with USB, not AC).
So, cycle it (full, complete drain) 1-3 times, then just use it normally. It'll be much better after 2 weeks or so. Also, HTC tech recommended me to use "trickle" charge (charge it with USB, not AC).
Click to expand...
Click to collapse
hope you're right. mine is now 2 weeks old. i though that was better to charge using AC. i had another cellular some years ago and the battery got messed up because the i charged very often with the computer through usb. are you sure?
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Click to collapse

Question about battery: anyone has a similar usage?

Hi people,
I have recently dumped a Omnia2 for a Desire, just to try Android.
Although it's a beautiful phone, battery life is [email protected], so I'm considering a come back to WM, maybe to HTC HD2.
But before I make my decision, I want to know if the HD2 battery can last for at least 40 hours in my normal usage:
- 40 minutes of phone calls (made/received);
- 90 minutes (1,5 hours) of listening to music over bluetooth, using a bluetooth stereo headset;
- Auto-sync weather every 3 hours;
- Auto-sync email every 3 hours;
- 10-15 minutes of internet browsing;
- Manual sync of my Google account to update agenda and contacts twice a day.
All connections are made using 3G, I'm over a 3G network all day long.
With this daily usage, I got my Omnia2 running for about 65 hours! Let's say, almost 3 days long! I even left it on all night long, without worrying with the battery. Each day consumed 30%-35% of battery juice.
With that usage in my Desire, after one day 45% to 50% of battery juice is gone. I have to turn it off at night so I can use it the next day without recharging. It's about 26-28 hours of total usage before I have to charge it. I don't know if this is normal, maybe I just got spoiled by Omnia2 battery.
What about HD2? Does anyone have a similar usage? Do you think that if I use a HD2 that way, its battery will last longer than Desire battery?
If I had usage like that I wouldn't carry two batteries around with me Music trashes my battery and takes usage above 300mah which in theory is just over 4 hours and I listen quite a fair bit. The desire has a larger battery than the HD2 anyway and I don't think win mo has that great power management.
Hate to be the bearer of bad news, but i seriously doubt that you will be happy with the HD2 battery performance (based on your usage)
im sure you're aware there are many threads re: the poor battery issue, personally i use my phone much more conservatively than you do & struggle to get more than 1 days use (usually 30% charge remaining by the end of the day).
i mostly use edge (switch to 3g if i want to download large email attachments/ web files or watch online vids)
all updates are manual & wifi & bluetooth switched off.
i decided to stop worrying about the battery some time ago & invested in 2 spare batteries. its not ideal but in this case i think the pros of the HD2 out weight the cons.
probably not what you wanted to hear, but this has been my experience, maybe someone can offer more positive feedback.
however if you like winmo, im sure you wont be disappointed with this excellent phone.
all the best.
battery extender
you could try a battery extender like the just mobile gum pro that i recently bought for UK £33 shipped. it's Li-ion with a capacity of 4400mAh, sufficient to fully recharge my hd2 2-3 times from flat without the inconvenience of having to pop the back and soft reset the phone as you would swapping in a spare hd2 battery.
wow, sorry to say this but hd2 is no match for your usage
theabsurdman said:
you could try a battery extender like the just mobile gum pro that i recently bought for UK £33 shipped. it's Li-ion with a capacity of 4400mAh, sufficient to fully recharge my hd2 2-3 times from flat without the inconvenience of having to pop the back and soft reset the phone as you would swapping in a spare hd2 battery.
Click to expand...
Click to collapse
that is interesting. How long does it take to recharge the phone???
See this thread
Hi,
Take a look at this thread -> http://forum.xda-developers.com/showthread.php?t=718173
I regularly get more than 48 hours out of my battery but then I down listen to music much and definitely not via bluetooth so I have no idea how that would affect battery life.
I dow however use my phone a lot for reading ebooks which mean the screens on for extended periods and I still get to 48 hours +.
I'm busy transferring audio books to my phone so will be able to report back soon about extended periods of audio listening but that will be with the wired headset.
Regards
nrfitchett4 said:
that is interesting. How long does it take to recharge the phone???
Click to expand...
Click to collapse
similar to the mains charger -- a couple of hours, and you can use the phone while it's charging (albeit slowing the charge rate). note: this is using the htc-supplied sync cable to charge which might be limiting the current draw to 500mA. the gum pro is rated for 1000mA output and i've just ordered a mini-to micro- usb adaptor with the data lines shorted which apparently fools the phone into thinking a mains charger is connected so that it may draw more current and charge faster still.
i forgot to mention before that the gum pro is relatively small and light -- think the weight of a pack of cards and about 2/3rds the size.
I do;
30min calls a day
1hr wifi router
30+min video playback
20 reminders a day (sound n vibrate)
All net updates every 30min (twitter, 3 emails, weather)
6am off charger - 6pm back on charger and usually has 40-50% battery life...
I reckon the HD2 would come close to your needs but there would be no margin for error. If it did what you asked the battery would die doing it...
I don't get people who want a phone to last 2-3 days...
I mean, don't people sleep at least a few hours everyday (during which the phone could recharge)?
argentocruz said:
I do;
30min calls a day
1hr wifi router
30+min video playback
20 reminders a day (sound n vibrate)
All net updates every 30min (twitter, 3 emails, weather)
6am off charger - 6pm back on charger and usually has 40-50% battery life...
I reckon the HD2 would come close to your needs but there would be no margin for error. If it did what you asked the battery would die doing it...
Click to expand...
Click to collapse
It's a very good battery life you have there. I guess it would fit my needs.
BTW, you are on Telstra operator, right? If I'm not wrong, Telstra has 3G 850mhz. Wouldn't this better battery life?

Quick to die. Slow to Charge?

Have you guys noticed any issue with the charging speed of this phone?
Last night when I went to sleep, 8PM (i know early), the battery was at 9 or 10 percent. I plugged it into the charger and all that. So this morning I go to remove the charger to check e-mail and what have you. 94%.... Come on, its 4:30 AM so that is eight and a half hours and not 100%?
Is this in the experience of anyone else? (Also do not let stock battery meter fool you, it doesn't show accurate measurement of the battery.) If not, what are you guys doing? Or is there anything I can do?
Honestly, 8 hours to charge your phone does not seem right. Something is wrong with your battery. The vibrant does take a long time to fully charge, but never 8+ hours. It usually takes mine a good 3-4 hours when my battery is dead.
I highly recommend download the application juice defender. Research and learn how to use it. It will save you tons of battery.
I'm currently on my 38th hour since the last time I unplugged my phone and I still have 8% battery. Btw, I've been using my phone for phone calls, texting, and playing games.
First of all thanks for the JuiceDefender tip, that looks very promising.
But do you turn your phone off at night to charge? Because I just turned my phone off like 20-25 minutes ago and it popped it all the way to 100% just as I was typing this response.
Any other suggestions, tips, or concerns from anyone, please share.
zaduma said:
First of all thanks for the JuiceDefender tip, that looks very promising.
But do you turn your phone off at night to charge? Because I just turned my phone off like 20-25 minutes ago and it popped it all the way to 100% just as I was typing this response.
Any other suggestions, tips, or concerns from anyone, please share.
Click to expand...
Click to collapse
No, I leave my phone on. Usually with Wifi too.
Also, I have a simple wallpaper that is mainly black (it has some blue designs, but the wallpaper is mostly black). Having a black wallpaper saves battery as well because the color black consumes the least of amount of energy from our screens.
Well my homescreen is pretty black. Black mesh background, black icons (bettercut). Black bar mod. Just got done configuring juicedefender, even bought the pro version. Figure if it doesn't work out I can simply return within 24h. And, I will know within 24 if it is helping the draining.
Leaving Wifi/Bluetooth/etc on will suck your battery down. Turn it on only when you need it. This is true of all smart phones.
My Vibrant will charge to full in a couple of hours from dead. I get 10+ hours on a charge even with heavy use but I almost never use Wifi or BT so YMMV. I definitely get better battery life from the Vibrant than the old G1.
Curious if you could pay attention some time when your awake... my phone rarely charges past 98%. Wondering if your phone is charging up to 94% quickly, and then hovering or if it's actually taking 8 hours to get to that point?
Maybe you should get a replacement.
I can plug my phone in around 10pm and at 6am my battery sometimes says 98-99%, but normally is good to go shortly afterwards. I do turn my phone off at night and those that need me do have my home number too unless I'm traveling.
As well I normal usage is 6am-10pm or so and I have typically 40-60% left on the battery depending on the usage. Yes I do check the About Phone and not relying on the wacked out battery meter.
I don't leave wifi, gps or 3g on all the time simply because I don't need them. Id rather squeeze the battery than have something on that isn't being used anyways. Having that quick settings drop down in the Notification bar rocks.
I have the same issue. It always takes about 4.5 -6 hours to 'fully' charge my Vibrant from <10% regardless of whether the phone is on or off. Then after unplugging the charger, the battery info states that the battery is charged to 96%. My belief is that there are firmware issues with at least some TMO Vibrant phones. I'm also dubious of the USB charger. I've ordered a regular charger and I'll see if my suspicion surrounding the USB charging system is founded. Maybe...
zaduma said:
Have you guys noticed any issue with the charging speed of this phone?
Last night when I went to sleep, 8PM (i know early), the battery was at 9 or 10 percent. I plugged it into the charger and all that. So this morning I go to remove the charger to check e-mail and what have you. 94%.... Come on, its 4:30 AM so that is eight and a half hours and not 100%?
Is this in the experience of anyone else? (Also do not let stock battery meter fool you, it doesn't show accurate measurement of the battery.) If not, what are you guys doing? Or is there anything I can do?
Click to expand...
Click to collapse
Mine takes about 3 hours to charge but I normally get about 13 hours a day on it with normal to serious use. I haven't had a problem with battery life since I purchased it but I have been trying new battery saving techniques to see how long I could make it last.
Currently using a mostly black background. Wifi only when I'm in the house. Brightness all the way up. Synching two email accounts and Facebook all day. Definitely getting the most out of the battery that I could expect.
Sent from my awesome Vibrant using XDA App
zaduma said:
(Also do not let stock battery meter fool you, it doesn't show accurate measurement of the battery.) If not, what are you guys doing? Or is there anything I can do?
Click to expand...
Click to collapse
Well mine takes a while but not that long. I'm going to try out the juiceDefender that was mentioned but the other thing I would recommend is the accurate battery mods that can be found in the Themes and apps section. You can flash with clock work and it's a great way to know what your battery is actually at so you can see how much you're using for various things.
Make sure your charger or USB port has high current output. There are some out there with only a few hundred milliamps. The phone will take nearly one amp and should charge in a few hours.
Excellent point. For me, I'm using the supplied Samsung USB to 110v adapter and I'm getting 4.5-6 hour charge times.
dattaway said:
Make sure your charger or USB port has high current output. There are some out there with only a few hundred milliamps. The phone will take nearly one amp and should charge in a few hours.
Click to expand...
Click to collapse
rjscott2005 said:
Excellent point. For me, I'm using the supplied Samsung USB to 110v adapter and I'm getting 4.5-6 hour charge times.
Click to expand...
Click to collapse
Also the USB cable is important too. 1 amp over a long, skinny 5 volt cable can drop the voltage. If the charging chip sees a lower voltage, it will think the USB port is at capacity.
I love this phone but I must be honest.. this phone is worst as the Motorola cliq battery wise. it's terrible. I had 100 percent battery life at 8am and at 10:50am I had 23 percent battery left............ no matter what I was doing.. even if I had the screen on full blast *i had it on the lowest* it still shouldn't be almost dead in 3 hours .... smh!
stepinmyworld said:
I love this phone but I must be honest.. this phone is worst as the Motorola cliq battery wise. it's terrible. I had 100 percent battery life at 8am and at 10:50am I had 23 percent battery left............ no matter what I was doing.. even if I had the screen on full blast *i had it on the lowest* it still shouldn't be almost dead in 3 hours .... smh!
Click to expand...
Click to collapse
One poorly written application running in the background could be causing the CPU to wake up constantly. Yet I can talk for hours and the battery will still be nearly full.
I know for sure one of the latest versions of Facebook ate batteries like crazy. I ended up installing an older version and my battery life returned.
Update on the issue. I was using juice defender but it wasn't doing anything for me as far as I could tell. I have since turned off vibrate on touch, and noises coming on during clicking. I am using a usb hub with two vibrants on it. I'll plug it into the wall tonight and see how that goes.
I have been turning off my wifi when not using it. A little better I suppose. While typing this I went from 49 to 46 percent and I am a fast typer. No wifi bluetooth gps.
Sent from my Rooted Lag Fixed Samsung Vibrant using XDA App
Yes the battery drains pretty fast, and it does take about 3 hours to charge... my main problem is... at night when I plug in to charge, couple hours later I get woken up by a beep and popup window telling me charging is done and to unplug...
anyone know how to turn that off?

What battery issues?

Before getting this phone I did my fair share of research on it and every review said the same thing, super phone...terrible battery. Now I never owned a touch screen phone before this so I had no idea what the desire, Samsung or iphone battery life's were like and all these reviews were causing me some concern and led me to believe that my phone would be dying over 9 hours or so due to lack of power.
Now having had my desire HD a few days I just want to say wow what was all the fuss about? I get a full 24 hours use out of a full charge without taking any precautions to save the battery. When I'm at home I leave my wifi on continuously, it was on for a good 14 hours yesterday. When I go out I switch over to 3g and turn wifi off...only used this for an hour or too since I wasn't out much. And remember I only got this phone a few days ago...so the usage has been pretty heavy as I fiddle around with it, doing some web browsing, have all my accounts and widgets syncing, play a few games, making some calls. On the first day I got it yes I drained the battery in 9 hours but that was super heavy use...i.e. I didn't put it down once in those 9 house.
This phone easily makes it through 24 hours with perfectly normal use without having to worry about the power levels. Great phone and I love my first android to bits!
I'm glad to hear some positive things about the battery as Verizon has the incredible HD coming I plan to purchase when they get LTE.One thing though that you may not know is your wifi wasn't running continuos, it shuts off when your screen shuts off and comes back on when you turn it back on unless you fool with the wifi settings and tell it "never" turn off. But overall I'm glad to hear that
Sent from my SCH-I500 using XDA App
Does it drop the wifi when the screen is off by default? Not so on my standard desire as far as I am aware - unless this is something new in the HD rom?
Good to hear the battery is lasting well according to the op. Little 3g use though it seems and it is this that cains my desire.
There seem to be some mixed opinions on the battery life. I use mine quite heavily and have to admit that the battery life isnt the best that i've had but i'm happy with it as it lasts me what i consider a 'normal' day, ie, take it off charge at 7.45AM and after a days use (calls, internet and syncing all day every 15 minutes, music, wifi and bluetooth left on) and it gets me home for around 7PM with a bit of charge left. That for me is a normal day, if I know i'm doing anything else i'll put it on charge in the office/car. If I need satnav i'll always use a charger anyway.
So... For me it's OK, but not good, could have done with a higher capacity battery.
No Battery Issues At All
I received my HTC Desire HD 2 days back and have no worries about the battery at all.
On first charge it lasted over 12 hours and I was using it VERY heavily. I'm currently on my second charge now and after 24 hours of medium to high usage, I have 40% remaining.
I always have my syncs set to update/refresh as often as possible, so mail is every 5 mins, weather every hour, facebook every hour, have Google and HTC Sense syncing too. I've also left my wireless setting to stay connected even when the phone is on standby and am getting this performance out of the battery.
So it just leads me to believe that anyone saying this phone's battery is poor must not have used a smartphone before.
And with regards to the WiFi settings, you have 3 options. Go to Settings, Wireless & networks, Wi-Fi Settings, press Menu then select Advanced. It's the Wi-Fi Sleep Policy you want to take a look at. Like I said, you have 3 options; After 15 min, Never when plugged in and Never. Someone said you can have it turn off whenever you go into standby, this is not entirely accurate. With the After 15 min option, it turns off WiFi if you are in standby for 15 mins. With Never when plugged in it's the 15 min rule again except when plugged in. With Never, it just constantly stays on.
By default it is set to Never. I've left it as this to test how much it eats up the battery and I have no issues.
P.S. It's always best to do a full charge/recharge when you have a new battery to get it to use the full capacity. Charge the phone fully and use it until it dies. Charge it fully again, not taking it off charge until done, then let it die. Do this a few times and you should see the capacity go up. After this you can charge however you like although after time (months), you may see the capacity seem to come down, in which case do this again a few times and you should be good to go.
The battery on my HTC Hero came down to lasting 12 hours after 9 months. Did this a few times and not it lasts about 36 hours.
Yes I have my wifi set to never switch off...it still does all its sync'ing and mail retrieving whilst in stand by mode. I even went into the battery usage last night before I charged it up again and it had been running on the battery for 24 hours and 15 minutes and I checked the wifi usage and it said it had been in use for 13-14 hours and it had only used a small amount of power (less than 12% if I remember correctly)
i agree..
Its just as good if not better then the other smartphones i had.
battery is good.
just keep the brightness at 30%
2 days since I charged my Desire HD and it's at 40%, much better.
Wifi to turn off after 15 mins in standby, brightness at 100%, mobile data is turned off unless I'm out of the house (in that case, I turn off wifi) and that's with Buzz's overclocked 1.5GHz kernel.
I think any time mobile data is turned off the battery life is going to sky rocket!
Fortunately, by using ultimate juice you can automate this - using wifi when available and mobile data at other times without having to manually switch. Better still, this leaves both off unless the screen is active. Made a hell of a difference to my Desire.
i keep mobile data off (only turn it on when i'm out of range of a usable wi-fi)
screen brightness is at 30%
I use "Set CPU" to lower the CPU to 256Mhz when the screen is off.
I get all my mail via gmail.
there's also a hidden app (can't remember how to start it but it's a *# code)
you cna use that to set what type of mobile network it looks for (I've defaulted to use GSM but use 3G when required).
This keeps the mobile form constantly looking for a 3G signal when youre in a bad signal area (or in the bottom of your bag!) But this won't affect data, only voice calls.
The constant looking for networks is one of the biggest drains on a mobiles battery after the screen/light.
s0litaire said:
there's also a hidden app (can't remember how to start it but it's a *# code)
you cna use that to set what type of mobile network it looks for (I've defaulted to use GSM but use 3G when required).
Click to expand...
Click to collapse
Please try and remember, I would like to experiment with this ... unless it's for the 3 network only?
I've had about 8 HTC phones in the past few years and I've always been very pleased. Lime many others before buying the DHD I did my research and got a little worried about battery life. I wish people would just post opinions for the sake of it (especially in the first day or two of use) because it's very misleading. After having the DHD for a while now I can honestly say that I'm really impressed with it especially with the battery life.
I previously owned the HTC Desire and at first had much worse battery than the DHD mainly because of the AMOLED screen and it needed some tweaking after root. At the end I was getting at 3 days of battery with all the common daily abuse.
With the DHD I got 2 days right form the start and you know what it's like in the first few days. You pull it out for no reason, play with it, show it to everybody try everything and even so it lasted 2 days. Now that I'm back to just the normal use/abuse I get 3 days with no root, no custom rom or other tweaks.
SO anyone doubting the DHD battery life, FEAR NOT it's a great device!!!
G
I agree great device but could you please put your battery up on ebay for auction as I think you've got an amazing battery and could make Fair few hundred pound from it or even send to htc so they can use as prototype and make all of us replacements that lasts days like yours.
I personally think the battery sucks but with the hardware you carnt expect much more from the battery thy choose for this device.
Sent from my Desire HD using XDA App
My battery is about a week old. It wont make it through a working day (8 hours) if i use the phone for anything. It wont even last a morning (2 hours) if I'm making calls and browsing net more intensively.
Sent from my Desire HD using XDA App
sonnysoul said:
So it just leads me to believe that anyone saying this phone's battery is poor must not have used a smartphone before.
Click to expand...
Click to collapse
Not true. I've had several smart phones, and I can't last a full day doing the same things that I did with my Hero. I don't have anything syncing regularly either. Weather every 3 hours is about it.
wmfreak said:
I previously owned the HTC Desire and at first had much worse battery than the DHD mainly because of the AMOLED screen and it needed some tweaking after root. At the end I was getting at 3 days of battery with all the common daily abuse.
Click to expand...
Click to collapse
3 days of use? By my reckoning the main dictator of battery life is screen on time. I find that I get 3 to 4 hours of screen on usage time out of a charge. This would equate to an hour a day to last for 3 days. Unfortunately I use my phone a lot more than that.
I'm not doubting other people's opinions, but I'm seriously starting to think that I got a dud battery or something.
Try *#*#4636#*#*
xspyda said:
Please try and remember, I would like to experiment with this ... unless it's for the 3 network only?
Click to expand...
Click to collapse
Sent from my Desire HD using XDA App
Blinkydamo said:
Try *#*#4636#*#*
Sent from my Desire HD using XDA App
Click to expand...
Click to collapse
Yup that's it!
*NOTE*
i'm not sure what this setting may do to your phone on your network, but take note of all settings before you have a play around...
"call" that number to get the "Testing" screen up.
go to "Phone Information"
Scroll down and change "WCDMA preferred" to "GSM auto (PRL)"
See this post for more info:
http://forum.xda-developers.com/showthread.php?t=688492
Thanks both Blinkydamo and s0litaire.
Some interesting stuff there, not sure how it will help me if at all but I guess I will have to experiment...
I have HTC's since it came from QTEK.. I had 5 HTC before Desire HD.
Before this I had a HD2 (leo), and matching the most options possible between them, this is the faster draining phone that I had after HTC diamond.
Actually I've always thought that the HD2 due to the screen size had a very good battery.
I've been using desire HD a LOT since it's the first android that I had put my hands on my own, so I can be due to that, but most of the time I getting like 5hours or less from it which is getting me frustrated for the first time. Also there is a problem with this model, they probably won't be able to do a oficial expanded battery with this type of battery slot, due to the configuration.
However, I'll try to avoid touch it too much than the "normal" and see how it goes.. But I'm pretty sure that it's way faster draining than my older HD2.
BTW, I'm using "GSM auto (PRL)"

[Q] Battery Life

So I bought a Venue Pro and I'm loving it! However, after a full charge, hours later in the battery info under settings the battery life falls very fast and says 2 hours left. Is there anyway to fix this? Thanks in advance!
I found out the answer myself. Unless you charge it from the computer it will not show you correct battery life or it doesn't charge properly. One of the two.
I thought I had solved it but no, it just charged slower and the battery I'd going equally fast. Can someone please give me a solution? Thanks
i think you simply have a bad battery.
DVP in general charges pretty fast, one hour on PC USB (500mA max) gets you a full charge.
weatherx said:
i think you simply have a bad battery.
DVP in general charges pretty fast, one hour on PC USB (500mA max) gets you a full charge.
Click to expand...
Click to collapse
hmm 1 hour on PC USB? Mine takes close to 3-4 hours for full charge. My battery lasts 1 day with moderate usage. So could it be that my DVP battery is bad too?
Either you have a bad battery, or maybe it's still being calibrated?
I bought a used DVP, and the battery on it lasts a whole day on moderate usage, and almost 2 days on light usage.
khara said:
... and the battery on it lasts a whole day on moderate usage, and almost 2 days on light usage.
Click to expand...
Click to collapse
Same here.
khara said:
DVP, and the battery on it lasts a whole day on moderate usage, and almost 2 days on light usage.
Click to expand...
Click to collapse
Same here.
My battery takes 4 hours for full charge via PC and finishes to zero in 5 hours. I charged it 100% this morning, disconnected it, put it on lock screen and I've just come home and the battery has fallen to 42% even though it was on lock screen. I always keep my screen on low brightness. Will my battery calibrate in a week or do I have to buy a new battery?
Oh and I am a VERY light user. My phone isn't unlocked so I don't use cellular connection. I simply message my friends on WhatsApp and browse the web a little. Battery just fell 2% again.
The battery life is crap, thats basically it. Had several devices, none of them could last a day without basically no usage at all. Best to get used to charging it whenever you can or get a spare battery.
Hmm other users are saying theirs last almost 2 days with light usage and I don't even use cellular and it dies extremely fast! The battery life may suck but no device will kill a battery like my DVP is doing right now.If my battery is bad should I buy one of these and which one:
http://www.ebay.co.uk/itm/BATTERY-D...808?pt=LH_DefaultDomain_3&hash=item2a0f77e3f0
http://www.ebay.co.uk/itm/GENUINE-O...340?pt=LH_DefaultDomain_3&hash=item3f115330f4
Sadly none of those look legit, the second one has the incorrect wattage (actuall 1400mah) and the first one claims the battery will also fit the Venue, which I think is incorrect. Try contacting the sellers to confirm compatibility and if they will accept returns for a refund.
It comes with a 12 month warranty and and returns accepted if there is a fault. Even if it isn't original will it last and solve the problem I have?
If you can return it, buy it and test it. Only way to know if that will fix your problem. Only other thing I can think of is doing a hard reset and seeing how the device performs with few or no apps installed.
Hmm that seems like the only way. I've already messaged the seller asking him if his battery will fix it and then if it doesn't I will return it. By the way I don't think a hard reset would work as the device was doing this from the first time. Also I already did a hard reset once to change the SD card and it still goes as fast. Thanks for all your help guys.
efjay said:
The battery life is crap, thats basically it. Had several devices, none of them could last a day without basically no usage at all. Best to get used to charging it whenever you can or get a spare battery.
Click to expand...
Click to collapse
DVP's battery life is not the best, but as a heavy user I can make 18-22 hours without charging (lot of phone calls, 20-40 incoming e-mails / 1 account, refresh every 15 minute/, no push), which is quite good (of course not a BB 9700 .
I messaged the seller and told him about my problem to which he replied the battery he's selling will fix it, if not I can return it. And 22 hours is quite good battery life. I charged my DVP 100% this morning and went to school. I had no cellular connection so I didn't make any calls or texts and had WiFi off with screen on lowest brightness. I played 5 minutes of movies, took 5 pictures and played 5 minutes of games. When I came home I was down to 30%. A mate of mine suggested I should let my battery die completely then charge it up and do it a few times and that fixes it as he has a blackberry 9900 and he had my problem when he had his phone brand new and after going what he told me for 4 days his battery works fine now. So ill try what my mate told me and if it doesn't work by Saturday I'll order my new battery.
Btw battery fell from 100% to 0% in 9 hours.
vba.vargabor said:
DVP's battery life is not the best, but as a heavy user I can make 18-22 hours without charging (lot of phone calls, 20-40 incoming e-mails / 1 account, refresh every 15 minute/, no push), which is quite good (of course not a BB 9700 .
Click to expand...
Click to collapse
I bought my first DVP back in December 2010, exchanged it a few times before the wifi crashing bug was fixed, beta tested the fix for the crashing, and on none of those devices has the battery been able to last a day. That's been my experience, with normal usage.

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