Battery calibration - Desire HD Q&A, Help & Troubleshooting

Can anyone tech me how to re calibrated my battery? It is something about downloading battery widget. Charge the phone till there is no increase in voltage despite phone saying full battery then wipe battery stats or something.
Can anyone guide me step by step?
Thanks!
Sent from my Desire HD using XDA App

http://forum.xda-developers.com/search.php

A bit of searching will get you a long way... as this has been covered multiple times in many places. The instructions are pretty much the same everywhere, here is one version http://hemorrdroids.net/battery-calibration/

I know this way. But way I am asking for isn't this. There is something to do with the voltage. And running down lithium batteries actually decreases battery life.
Sent from my Desire HD using XDA App

xplained said:
I know this way. But way I am asking for isn't this. There is something to do with the voltage. And running down lithium batteries actually decreases battery life.
Sent from my Desire HD using XDA App
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you should refer this.
http://forum.xda-developers.com/showthread.php?t=937080

EXACTLY! thanks man
Sent from my Desire HD using XDA App

Related

When is it best to change ur rom?

On full battery or still plugged on the charger.... I know if u change your rom on half or low battery it really screws up the battery...
Sent from my ADR6300 using XDA App
I've never heard of such a thing. I've switched ROms many times while @ 30% or below. Regardless, I think it's best to be above 50% and on wireless.
Why would it screw up the battery? I've installed many roms on many occasions and my battery was not fully charged. I'm gettng excellent battery life on CM7 right now (yesterday/today's uptime is almost at 19 hours and still at 40% with moderate usage).
I have the stock battery, mind you.
miguel11691 said:
On full battery or still plugged on the charger.... I know if u change your rom on half or low battery it really screws up the battery...
Sent from my ADR6300 using XDA App
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It really doesn't matter at all, just don't do it with 5-10%, don't want the battery dying while you are in the middle of a flash.
When u recharge the phone when recalibrate does it have to be off or on
Sent from my HTC Incredible using XDA App
g00s3y said:
It really doesn't matter at all, just don't do it with 5-10%, don't want the battery dying while you are in the middle of a flash.
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This is all you need to worry about man. This goes for updating radios and recoveries through bootloader aswell. If your batt dies in the middle of something it could turn into a brick
Sent from my ADR6300 using XDA App
Make sure that it's just charged enough that it wont die in the middle of a flash. You don't want that expensive of a paperweight. Other than that being said, i've flashed roms with under 40% battery before.
miguel11691 said:
When u recharge the phone when recalibrate does it have to be off or on
Sent from my HTC Incredible using XDA App
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If you are talking about wiping battery stats, that really doesn't do much.

Random rebooting

For the last week or so my phone just reboots, not sure what is causing it ? I did notice the battery is a little warm but not always it does this 3-4 times a day. I switched roms and kernals with no result.Is my phone junk?
Sent from my HTC Droid Incredible ADR6300 using XDA App
I'd go back to the earlier kernel/rom first (at least another kernel) before saying phone is totaled.
Also know your rom, most aren't vanilla and might be running stuff you don't usually want/need. Turning off, freezing, or uninstalling some of that might help. Grab something like watchdog lite and see if you can pick out what's using most cpu and if you can do without it.
You could have also overclocked too high or made some change the kernel that caused some instability. If you didn't mess with any of that, then I don't know what else to tell you.
If I've helped you, hit the thanks button!
Well thanks for the advice but I've already checked those areas and only ran the kernals that the builders had with the roms. On another note my battery temp hovers around 100 F at idle and goes up when in use, I've noticed reboot when using gps or playing words and sometimes youtube. Might need new battery anyone have any temps to compare?
Sent from my HTC Droid Incredible ADR6300 using XDA App
Mine is 104.35 now with nothing but Xda open
Sent from my HTC Droid Incredible ADR6300 using XDA App
jnmilli352 said:
Well thanks for the advice but I've already checked those areas and only ran the kernals that the builders had with the roms. On another note my battery temp hovers around 100 F at idle and goes up when in use, I've noticed reboot when using gps or playing words and sometimes youtube. Might need new battery anyone have any temps to compare?
Sent from my HTC Droid Incredible ADR6300 using XDA App
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Do battery calibration after each flash to new ROM, also make sure you are not too undervolted which makes the battery work harder. And do not bump charge battery is set to 100% at about 95% of battery to save battery life. 100% is the worst state a battery can be in.
Sent from my ADR6400L using XDA App
You could always try flashing the stock RUU from your computer then run your backup. The stock RUU has been known to solve many issues.
Grnlantern79 said:
Do battery calibration after each flash to new ROM, also make sure you are not too undervolted which makes the battery work harder. And do not bump charge battery is set to 100% at about 95% of battery to save battery life. 100% is the worst state a battery can be in.
Sent from my ADR6400L using XDA App
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So I did a battery config and my temp is down how do I check for undervolting, with a meter or application?
Sent from my HTC Droid Incredible ADR6300 using XDA App
I asked the same question, from research I found out most incredible's are having this issue, something to do with the usb or sdcard not working or something, there are a few threads here just not sure where the on with the link to the fix is
Sent from my HTC Droid Incredible ADR6300 using XDA App
I have a battery widget and it fluctuates 3.8-4.05 V but the battery rates at 3.7V ?? Most of the reboots are when the battery is 30% or lower. Last night the battery got to 109 before rebooting while I was using it on the charger. Then vibrated 3 times while the screen was off??? Hopefully this phone makes it 1 more month til new phones hit Verizon.
Sent from my HTC Droid Incredible ADR6300 using XDA App

[Q] RunnyMede ROM Battery Life.

Hi, I have been using Runnymede for around 2/3 weeks and I've been noticing that my battery goes down quite fast..
As a heavy 'texter' I'm glued to my phone when I'm not in School etc. the battery isn't very good. Losing percentage fast.
Simple things like watching a video makes the battery, for example when on 94 go to 89 in around 5 minutes..
Is there any way to fix this or is Runny ROM better for battery life?
Cheers,
Jon.
Yeah runnymede battery life aint the best, its the same with most sense roms. Make sure your battery is properly calibrated and i think i seen it in some post that Droidzone has a created a kernel to help battery life with the sense 3.5 roms. Maybe google droidzone and have a read at his site. Also sebs op for runnymede has links to kernels.
Sent from my HTC Desire using xda premium
Just had a search into how to calibrate the battery.
I'm assuming it's the first one that tells you to:
'Hi *******, I understand your concern regarding battery life on your Nexus One device. The following steps should significantly extend the battery life on your phone. Please connect the phone to the charger with the phone powered on, and allow the phone to charge until the notification LED is green, indicating the device is fully charged. Disconnect the phone from the charger, and power it off. Reconnect the phone to the charger with the phone powered off, and allow the phone to charge until the notification LED is green. Disconnect the phone from the charger and power it on. Once the phone is powered completely on, power it off again and reconnect it to the charger until the notification LED is green. Disconnect the phone, power it on, and use it. You need to use this sequence only once. If the issue of battery life on our phone persists, I recommend you contact our HTC accessory department directly.'
I'll try this when the phone gets fully charged.. I'll post the progress when it is
Yeah erm i usually power off the phone, fully charge then reboot, use it till it drops down bout 3%, power off and fully charge again THEN once charged fully boot into recovery and wipe battery stats then reboot and it should be calibrated.
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jmcclue said:
Yeah erm i usually power off the phone, fully charge then reboot, use it till it drops down bout 3%, power off and fully charge again THEN once charged fully boot into recovery and wipe battery stats then reboot and it should be calibrated.
Sent from my HTC Desire using xda premium
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I can't believe there are still people who consider that a calibration.
That bump charging won't do anything, and batterystats.bin gets wiped either way when indicator goes over 90 threshold. That procedure is to be performed only if you are can't stand the look of apps in your battery usage monitor under settings.
Sent from my HTC Desire using Tapatalk 2
erklat said:
I can't believe there are still people who consider that a calibration.
That bump charging won't do anything, and batterystats.bin gets wiped either way when indicator goes over 90 threshold. That procedure is to be performed only if you are can't stand the look of apps in your battery usage monitor under settings.
Sent from my HTC Desire using Tapatalk 2
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Hmm thanks i only went on sebs way for runnymede. What would u recommend or point me in the right direction so i can check it out
Sent from my HTC Desire using xda premium
jmcclue said:
Hmm thanks i only went on sebs way for runnymede. What would u recommend or point me in the right direction so i can check it out
Sent from my HTC Desire using xda premium
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The only real calibration for Desire is that one described in theGanymedes wonderful guide. Note that calibration is never to be used to increase battery performance. That scenario is not going to happen.
Sent from my HTC Desire using Tapatalk 2
erklat said:
The only real calibration for Desire is that one described in theGanymedes wonderful guide. Note that calibration is never to be used to increase battery performance. That scenario is not going to happen.
Sent from my HTC Desire using Tapatalk 2
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Cheers il have a read
Sent from my HTC Desire using xda premium
erklat said:
The only real calibration for Desire is that one described in theGanymedes wonderful guide. Note that calibration is never to be used to increase battery performance. That scenario is not going to happen.
Sent from my HTC Desire using Tapatalk 2
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Wow thanks, i had a good read at it and learned alot more and about kernels too. So i change my kernel, lol. I have an app and its a battery indicator and before with the kernel that comes with runnymede aio v6.1.1 s.e beta i got at 100% battery - light use 29 hours and constant use 2:41 mins and now with updated kernel i got light use 38 hours and constant use 4 hours so thank you for your help
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Since I read on article this Lifehacker about prolonging lithium-ion batteries' lifes, I do not care about calibration:
http://lifehacker.com/5875162/how-often-should-i-charge-my-gadgets-battery-to-prolong-its-lifespan
MatDrOiD said:
Since I read on article this Lifehacker about prolonging lithium-ion batteries' lifes, I do not care about calibration:
http://lifehacker.com/5875162/how-often-should-i-charge-my-gadgets-battery-to-prolong-its-lifespan
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Ya learn something new everyday
Sent from my HTC Desire using xda premium

Q: Battery stats reading wrong mAh and wakelock will not correct itself.

I use battery monitor widget pro and battery calibration to get my extended battery calibrated for new roms and kernels. It works fine for a few cycles, but after the third or fourth cycle, my total mAh measurements go all out of proportion. I have a 3500 mAh extended battery and have the phone registering that it IS an extended battery. The issue im having is that it will only measure 1400 mAh. Is there any way i can fix this or is there a better way to calibrate the battery? This issue is causing battery life to drop from 16-18 hours of use for a full cycle, to now 6 hours tops. Also nothing i do seems to get rid of wakelock either. Any suggestions for either?
Sent from my PC36100 using xda premium
Assuming you are using smelkus recovery, go in and wipe battery stats
I have amon-ra recovery. Ive wiped battery stats and everything. Its just reading the mAh wrong. Using cm7 and the mason kernel
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hawke591 said:
I have amon-ra recovery. Ive wiped battery stats and everything. Its just reading the mAh wrong. Using cm7 and the mason kernel
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How old is your battery?
Maybe about 4-5 months old.
Sent from my PC36100 using xda premium
Maybe try looking at hipkats guide. Its gruelling but gets the job done.
Mind sending me a link? This app is a pain when it comes to searching for topics. Ill post a screenshot for whats going on with my phone.
Sent from my PC36100 using xda premium
Sent from my PC36100 using xda premium
Ive started recalibrating for the third time this week. The wakelock will not go away. Im using the old custom set of radios to get rid of the wakelock. Ive also flashed the gps fix and everything I'm not sure why its like that. Within an hour i lost 13% and im connected to my wifi. Havent recieved any calls and as you see i havent been doing anything on the phone. I sent three text messages since my recalibration period started. I just dont get it.
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[Q] SentinelRom poor battery.

So I recently installed this Rom, immediately after I saw that it boasted about having the ability to add an amazing battery life.
Now I've seen a couple of threads, and videos of guys proving this. So I was quite excited that I will be able to have a great battery life, more use of my phone, rather than just 6-8 hours.
However, after installing it last night, and charging it, I noticed today, that I only had the phone on for 6 hours, and already it was down to 11%.
I didn't even use my phone that much. It may have downloaded one or two apps, but that's it. So, I've reinstalled the ROM, to see if this will fix it.
Anyone one else used this ROM with the HTC One X and experienced the same thing?
Also new to the forum, and using roms, so be gentle :silly:
You need to let it settle for a few charge cycles
Sent from my HTC One X using xda app-developers app
tomascus said:
You need to let it settle for a few charge cycles
Sent from my HTC One X using xda app-developers app
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So essentially, use it till the battery is dead, and then charge it up, a few days?
Cheers.
No. Just charge it like normal. These batteries like partial charges not full charges.
Sent from my HTC One X using xda app-developers app
tomascus said:
No. Just charge it like normal. These batteries like partial charges not full charges.
Sent from my HTC One X using xda app-developers app
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I've just heard great stuff for this Rom on battery life, and it's just not impressive so far. It seems to be worse than normal.

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