Kindly advice .. my battery full charged at 4v, is this normal? - General Questions and Answers

Hello ppl,
please advice if that normal battery or defective .. I use official AC charger for my new note 8, the battery is of course 4.2v but after fully chaging the battery and unplug it directly the voltage read 4v (read it by using *#0228#) .. Is this normal or should it read 4.2v .. thx 4 ur advice

Probably normal. I wouldn't worry too much
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sgirard1991 said:
Probably normal. I wouldn't worry too much
Sent from my SCH-I535 using xda app-developers app
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Thx I noticed It reaches to 4.1 v .... hoped if can compare to other devices Readings

Related

Question on charging after flashing

Everyone recommended to recharge the battery from 5% to 100% for several cycle after flashing any rom.
Just wanna ask if I charge the battery from 50% to 100% each time,can I still have the same battery performamce after several cycle ? or I must charge the battery from 5%?
P.S . I am in cm10 alpha 2 …
Thanks for helping and sorry for my poor English
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OK,thx for helping. Btw will there be any difference if I charge by USB ?
Sent from my GT-I9003
What i do after i flash a ROM is i let the battery drain up to 1% and then i let it charge (USB/PLUG IN OUTLET) to 100%.. when it hits 100%, I go to recovery and Wipe Battery Stats..
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1st time i charge the phone after flashing new rom i leave it charging from 6 to 8 H regardless battery status
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Jordanyme said:
1st time i charge the phone after flashing new rom i leave it charging from 6 to 8 H regardless battery status
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say bye bye to ur battery in a few more months ! ur overcharging ! itll destroy ur battery !
shriomman said:
say bye bye to ur battery in a few more months ! ur overcharging ! itll destroy ur battery !
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LoL
That's just for 1st charge after flashing...coz i cannot relay on battery status
Anyways, i wanna say goooodbye to my device very soon
Sent from my GT-I9003 using Tapatalk 2

First battery charging

Hey guys!
Just bought the SGS3 and I wonder how about the battery? Do I need to charge it for 12 hours for first three times or longer or just charge till it's fully charged? And can I leave it connected to charger for whole night in the future? Won't this harm my battery?
Sent from my GT-I9300 using xda app-developers app
Leaving ur fone connected to power may AFFECT ur battery but nkt kill it. As for the 1st time use, make sure the battery is critically empty before you recharge. Empty your battery and perform a full charge frequently !
Hope you find my advice helpful
Sent from my GT-N7100 using xda premium
jgkhalil said:
Leaving ur fone connected to power may AFFECT ur battery but nkt kill it. As for the 1st time use, make sure the battery is critically empty before you recharge. Empty your battery and perform a full charge frequently !
Hope you find my advice helpful
Sent from my GT-N7100 using xda premium
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Thanks. That was helpful. :]
Sent from my GT-I9300 using xda app-developers app
You need to read this!
http://batteryuniversity.com/learn/article/how_to_prolong_lithium_based_batteries
When I bought my Galaxy Tab 7.7, the sales person told me to empty the battery first, and then charge it for at least 8 hours for the first time, and the person told me it is good for my tab's battery...
post-mortem said:
You need to read this!
http://batteryuniversity.com/learn/article/how_to_prolong_lithium_based_batteries
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Thank you so much! This was extremely helpful! :thumbup:
Sent from my GT-I9300 using xda app-developers app
First charge=8hours:thumbup:

[Q] [HELP] Battery Life

Hello. I have GSIII verizon running Jelly Bean 4.1.2 Rom PARANOIDANDROID . As of right now i love this rom . Only thing is my Battery or Charger is not doing its job in this rom or alot of them . Right now Im using 4200 Extended battery since my standard battery will not Charge unless Phone is Power Off . Now even when phone is Plugged in the battery stills drains .. So my question is do i need another Charge With more Power and if So whats the BEST choice or do i need a Battery MOD To fix this ..or just fresh out of Luck ??
Thanks Keep Up the Good Work Guys !! :good:
-Jermarcus
Jermarcus1987 said:
Hello. I have GSIII verizon running Jelly Bean 4.1.2 Rom PARANOIDANDROID . As of right now i love this rom . Only thing is my Battery or Charger is not doing its job in this rom or alot of them . Right now Im using 4200 Extended battery since my standard battery will not Charge unless Phone is Power Off . Now even when phone is Plugged in the battery stills drains .. So my question is do i need another Charge With more Power and if So whats the BEST choice or do i need a Battery MOD To fix this ..or just fresh out of Luck ??
Thanks Keep Up the Good Work Guys !! :good:
-Jermarcus
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Your charging port may be damaged.
Sent from my SCH-I535 using Tapatalk 2
Chyrux said:
Your charging port may be damaged.
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So What do i do now .. New Phone or is there away this can be Fix
Maybe a Powerful Charger ?
First I doubt is the port since it will charge when off. So first, are you using the sick charger, are you plugged into the wall or a computer. Also are you bad battery drain when unplugged? I would think you should go back to stock and see of it fixes it
Sent from my SGS3 running Eclipse 2.1
kintwofan said:
First I doubt is the port since it will charge when off. So first, are you using the sick charger, are you plugged into the wall or a computer. Also are you bad battery drain when unplugged? I would think you should go back to stock and see of it fixes it
Sent from my SGS3 running Eclipse 2.1
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As of Right now .. Im using Stock USB Cord and And Charging Block . I have it In my Wall .. But it only Charges in one Outlet in the House , Will Not Charge in some places . I might Just got to Switch Roms .. :crying:
Jermarcus1987 said:
As of Right now .. Im using Stock USB Cord and And Charging Block . I have it In my Wall .. But it only Charges in one Outlet in the House , Will Not Charge in some places . I might Just got to Switch Roms .. :crying:
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Sounds to me like you have a bad charger.
Whats a good charger you for a bigger Battery
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Jermarcus1987 said:
Whats a good charger you for a bigger Battery
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The stock one is plenty. What he is saying is that it went bad. Try another charger and see if it works. Any micro USB charger will work.
Sent from my SGS3 running Eclipse 2.1
Well I used a Different USB & Box .. Still Very slow .. with the phone turned on WiFi Off Brightness All the way Down ..After one Hr it went from 1% to 4% .. this morning I had 100% took 3 Pics .. 5 mins on this Website and I was at 82% ..
Sent from my SCH-I535 using xda app-developers app
Well I used a Different USB & Box .. Still Very slow .. with the phone turned on WiFi Off Brightness All the way Down ..After one Hr it went from 1% to 4% .. this morning I had 100% took 3 Pics .. 5 mins on this Website and I was at 82% ..<br />
<br />
Sent from my SCH-I535 using xda app-developers app
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I'm guessing you have something draining your battery. Download better battery stats and see what is eating up your battery.
Sent from my SGS3 running Eclipse 2.1
I can live with the Charging part .. but what about the quick drain .. what I do to help this
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Jermarcus1987 said:
I can live with the Charging part .. but what about the quick drain .. what I do to help this
Sent from my SCH-I535 using xda app-developers app
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You need to download better battery stats and find out what app is causing the battery drain and when you find it uninstall it
Sent from one of the many Anthropomorphic Personalities on the Disc
Jermarcus1987 said:
I can live with the Charging part .. but what about the quick drain .. what I do to help this
Sent from my SCH-I535 using xda app-developers app
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From your description it sounds like a rogue app causing a bad drain which is causing both the show charge and fast drain. So like I said get better battery stat and let's see what the app is.
Sent from my SGS3 running Eclipse 2.1
Okay . I found what's causing the Drain . But how do I stop it .. in 10 mins I went to 90%-85%
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Jermarcus1987 said:
Okay . I found what's causing the Drain . But how do I stop it .. in 10 mins I went to 90%-85%
Sent from my SCH-I535 using xda app-developers app
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This seems to be a common problem. I think the consensus is a corrupt file in your SD card. So you need to backup your external SD card and format it.
Sent from my SGS3 running Eclipse 2.1
kintwofan said:
This seems to be a common problem. I think the consensus is a corrupt file in your SD card. So you need to backup your external SD card and format it.
Sent from my SGS3 running Eclipse 2.1
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True story. It worked for me.
I know this sounds crazy but check and make sure usb debugging is off. If that doesn't work wipe ur battery stats.
sent from my k-tweaked clean 5.0
---------- Post added at 09:42 PM ---------- Previous post was at 09:38 PM ----------
Also u may need to wipe internal memory to help with some media drain. Not external!!! I use twrp and it makes these things a lot easier.
sent from my k-tweaked clean 5.0
kintwofan said:
This seems to be a common problem. I think the consensus is a corrupt file in your SD card. So you need to backup your external SD card and format it.
Sent from my SGS3 running Eclipse 2.1
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I agree had high media drain, backed up and reformatted external SD and poof problen solved.
Thanks you guys . I did so more research and I founded this little app Called ”Rescan Media Root" and it stop the Draining Right then and there . I'm still going to take your ideas and to see can I get more battery Life !
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[Q] GB kernel that supports fast charge

Are there any gb kernel that supports fast charging? I am on Xxkpq now.. It has been a while that ive been using my SL
Im currently "fixing" this since im.experiencing battery misreadings like when i restart my battery, i'd lose around 20-30% of.the battery percentage
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Try updating to ddlf2.
IMO its the best for sl
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saywhatt said:
Are there any gb kernel that supports fast charging? I am on Xxkpq now.. It has been a while that ive been using my SL
Im currently "fixing" this since im.experiencing battery misreadings like when i restart my battery, i'd lose around 20-30% of.the battery percentage
Sent from my GT-I9003 using xda premium
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Losing battery percentage is one of the common problem in almost all Samsung devices so don't worry abt it. After the battery drop, if u keep the phone idle for sometime the battery will raise automatically to it's actually level.
Sent from my GT-I9003.
This thing only happens when the battery is miscalibrated. I've calibrated well various times and that problem gone. Try to use battery calibration apk.
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well, there's no other way for me to recover my SL now unless i order a new motherboard
Here's the story:
I got my SL's touchscreen and digitizer replaced by some guy in stalls in a mall where they "repair" galaxy phones. Apparently, he did not inform me that he will be installing a fake one. Ergo, the keypad flex was already grounded... and unluckily passed on to my motherboard.
It literally f*cked up my charging input and output.
... *sigh

[PROB] Battery always stays at 3mv

I tried every ROM but the battery just stays @3mv
Even tried battery calibration but it was of no avail
Battery discharges in 1hr of moderate usage on Stock ROM and almost every other ROM
Is the battery damaged ?
It has almost finished a year of use
Sent from my GT-I9082 using xda-premium
akiratoriyama said:
I tried every ROM but the battery just stays @3mv
Even tried battery calibration but it was of no avail
Battery discharges in 1hr of moderate usage on Stock ROM and almost every other ROM
Is the battery damaged ?
It has almost finished a year of use
Sent from my GT-I9082 using xda-premium
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Wipe everything except battery st stats, flash ics, then discharge battery completely, charge it to full without pause, then report back
Sent from my LG-P500 using xda app-developers app
Junior Einstein said:
Wipe everything except battery st stats, flash ics, then discharge battery completely, charge it to full without pause, then report back
Sent from my LG-P500 using xda app-developers app
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OK doing the procedure
Sent from my GT-I9082 using xda-premium
Junior Einstein said:
Wipe everything except battery st stats, flash ics, then discharge battery completely, charge it to full without pause, then report back
Sent from my LG-P500 using xda app-developers app
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An ultra thanks from me
This is the only method which actually worked for me
Phone charged till 100% then it again displayed 80% after an hour it displayed 99% and then after ½ an hour it finally charged to 100%
Sent from my GT-I9082 using xda-premium
akiratoriyama said:
An ultra thanks from me
This is the only method which actually worked for me
Phone charged till 100% then it again displayed 80% after an hour it displayed 99% and then after ½ an hour it finally charged to 100%
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Np, you're welcome
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Junior Einstein said:
Wipe everything except battery st stats, flash ics, then discharge battery completely, charge it to full without pause, then report back
Sent from my LG-P500 using xda app-developers app
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Hi, I'm bumping this one.
I have the same problem. Tried Battery Calibration but 100% shows 4mV and 5 mins later is 64% and 3mV.
Can you explain this solution in deep, please? When you say "wipe everything" you mean getting into Recovery Mode and wiping Dalvik and whatnot? I'm not sure what ICS is either.
Thanks a lot!
leandrox said:
Hi, I'm bumping this one.
I have the same problem. Tried Battery Calibration but 100% shows 4mV and 5 mins later is 64% and 3mV.
Can you explain this solution in deep, please? When you say "wipe everything" you mean getting into Recovery Mode and wiping Dalvik and whatnot? I'm not sure what ICS is either.
Thanks a lot!
Click to expand...
Click to collapse
Well
The stock GB ROM always showed me 3mv/4mv in battery stats
Other ROMs viz. CM7/9/10 always showed me something on 3xxx/4xxx
Also try doing this
Discharge completely
(After phone auto-shutdowns keep switching it on until it refuses to boot)
*** Try only on ROMs with offline charging ***
Then charge it to 100% and use the NOBOL method by zepperlinox (No battery on logo method )
Sent from my GT-I9082 using Tapatalk
Hi,
I'm having the same problem with a (new) battery that I've used for 3 months. Even tho it shows thats charged (sometimes as much as 90%), the phone will randomly turn off. Battery Calibration app reads only 3mv for some reason. With my other battery the phone runs perfectly normal (even tho with a big discharge rate since the battery is like over 3 years old).
To perform this, do i really need to install ICS? I'm currently using GingerBlurB V5 (CM7) and I don't want to backup/restore etc

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