Charging issue - AT&T LG Optimus G

Okay, this is a weird one. When charging my phone, almost every single time, it will charge up to about 76-83%, and then stop. However, if I unplug it and then plug it back in it will resume charging like normal up to 100%. I mean this is bizarre...is it a battery calibration issue, perhaps?
Edit: Happens on any/every ROM I use.
Sent from my LG-E970 using xda app-developers app

I assume this hasn't been doing it since you bought it?
Sent from my LG-E970 using xda app-developers app

Murasakiii said:
I assume this hasn't been doing it since you bought it?
Sent from my LG-E970 using xda app-developers app
Click to expand...
Click to collapse
No it hasn't...However, I'm also using the charger from my Galaxy S2 most of the time...could that be it? I'll have to find my LG charger, in order to test.
Sent from my LG-E970 using xda app-developers app

Jank4AU said:
No it hasn't...However, I'm also using the charger from my Galaxy S2 most of the time...could that be it? I'll have to find my LG charger, in order to test.
Sent from my LG-E970 using xda app-developers app
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Click to collapse
You mean the usb box from ur galaxy s2.... If so each box may have a different output for each phone..... For instance when i use my daughters charger it takes 5 times longer to charge my og than the og charger so that may be ur problem.
Via LG OG running Rootbox 4.2.2

Had the same thing too and as described in the post above it is in fact due to the output. Just compared my old but still kicking s2 and my og charger and the og charger has a much greater output.

Yeah lgog charger is 5v 1.2a. It's very nice. We also gotta qualcomm technology called quick charge or something like that that enables the battery to charge substantially faster without damaging itself. It's a logic chip in the phone and improved battery chemistry from LG. Asian manufacturers have a huge portfolio of products and are weirdly driven to diversify in all directions. LG has their own chemical company, and that's who makes our pimp batteries. I stuck with HTC for 7 years, but if LG flagship phones continue to have decent development then I'll probably stick with LG for a while. It's cool that they manufactured the entire phone from scratch except the SoC, no other company can really say that besides Samsung. And they're both Korean companies. Btw, south Korea is a great place to vacation.
Sent via LG E970 with houstonn aokp 4.2.2

tuxattack80 said:
Had the same thing too and as described in the post above it is in fact due to the output. Just compared my old but still kicking s2 and my og charger and the og charger has a much greater output.
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Agree. Actually, when compared to other cables the OEM cable is much thicker.
Sent from my Nexus 4 using xda app-developers app

TangoXray said:
Agree. Actually, when compared to other cables the OEM cable is much thicker.
Sent from my Nexus 4 using xda app-developers app
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Click to collapse
It looks as though I need to pay attention a bit more. I was using the LG wall charger, however, I wasn't using the right cable. I was using my Samsung cable. The Samsung cable is longer and reaches to where I can charge and play with the phone at night. I'll try the cable it actually came with and see if it continues to pull the same trick. The LG cable is definitely thicker.
Sent from my LG-E970 using xda app-developers app

I totally agree with you on the length of the cable and is why I was also using the s2 charger as well. If you need the extra length you can probably get by using an s3 charger. I steal my girlfriend's s3 charger from time to time just because I want a little more mobility than two feet and it charges the phone just fine with very similar output ratings....... 1.0 amps compared to 1.2 amps of the og charger.

I've had something similar happen recently. The phone will either charge extremely fast or extremely slow. I usually charge my phone at about 30% and sometimes it will charge fully in about 90 minutes and others it will take up to 8 hours, with the slowest part being in that 73-87% range you describe. I always use the LG charger and cable because its the only one that I have. I'm running code fire's CFX ROM if that helps anyone out.
Sent from my LG-E970 using xda app-developers app

That's some weird stuff. I'm getting good performance right now using the stock cable with a belkin 1A cigarette lighter to USB adapter. But last week I grabbed a cheapo Chinese retractable cable that was in my wife's car and plugged it into the built in USB port in the car (don't know what it's rated output is) and the battery drained VERY fast... Roughly one percent every minute or 2. Freaked me out... Certainly appears to me this phone is temperamental about cables...
Sent from my Optimus G using Tapatalk 2

yeah had the same probably with a car charger with my og and to think about it my s2 as well, I travel a lot for my job and constantly use gps while traveling and I've found that a lot of those cheapo car chargers you pick up from gas stations may charge the phones while inactive don't really charge them very well while in use. I could watch my battery percent fall while charger on both my s2 and og while using navigation, ended up finding a high output charger at a truck stop with a cord the size of a cb radio lol and havent haven't had any issue with it since. This is with stock and custom rom, even reverted back to stock a couple times to make sure that it wasn't the custom firmware that was causing the issue. Guess the makers of cheap chargers haven't caught up with the big batteries todays smart phones pack, should of hold on to my bag phone charger a little longer lol!!

tuxattack80 said:
yeah had the same probably with a car charger with my og and to think about it my s2 as well, I travel a lot for my job and constantly use gps while traveling and I've found that a lot of those cheapo car chargers you pick up from gas stations may charge the phones while inactive don't really charge them very well while in use. I could watch my battery percent fall while charger on both my s2 and og while using navigation, ended up finding a high output charger at a truck stop with a cord the size of a cb radio lol and havent haven't had any issue with it since. This is with stock and custom rom, even reverted back to stock a couple times to make sure that it wasn't the custom firmware that was causing the issue. Guess the makers of cheap chargers haven't caught up with the big batteries todays smart phones pack, should of hold on to my bag phone charger a little longer lol!!
Click to expand...
Click to collapse
Agreed. In my case the phone was discharging rapidly while not in use. Screen off. I'm thinking the plug on that cheap cable was shorting a couple pins on the plug..
Sent from my Optimus G using Tapatalk 2

That's on thing i do miss about having a removable battery though, is the fact that a large part of my job is in very dusty dirty environments ....i.e. steel, aluminum mills and other high temp dusty and dirty as hell places is that i could remove my battery and feel safe while using a little contact cleaner. Now og days i play it safe with air. But either way i don't think that has anything to do with the use of cheap chargers lol. Best bet would be to stick with oem or pay the extra price tag for those high out put chargers that att offer.

Related

Charging craziness? Why does this happen?

So a little while ago I purchased a Galaxy SII and had a problem with the phone charging, it was at times unusable, screen was unresponsive sometimes etc.. etc.. I took it back, they didn't have another one so I didn't buy another one.
I just bought another one a couple days ago and I've always been a lurker here, but I had the SAME problem with the one I bought yesterday. I returned it today and exchanged it, and this one while not as frequent or severe, is also doing the exact same thing. Only while charging. It's the charger that came with the phone, the cord that came with the phone...
I don't get it. Is it some sort of electrical interference in my outlets perhaps?
From my understanding, its the charger. Sometimes while charging, my screen is unresponsive or inaccurate. On my Captivate, using the device while it was on the charger made it totally unusable. I mean its was extremely inaccurate and irritating
Sent from my SGH-I777 using xda premium
Saw this happen with my captivate, it's 100% the charger. Tried it with 2 different captivates, both became unresponsive while charging. It happened to be one of those cheap ones from ebay..Just order another one, or better yet a generic usb charger+cable.
I noticed HTC chargers don't generally cause this. I'm using one right now and it hasn't done it since I switched..
Sent from my SGH-I777 using xda premium
trell959 said:
I noticed HTC chargers don't generally cause this. I'm using one right now and it hasn't done it since I switched..
Sent from my SGH-I777 using xda premium
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Click to collapse
+1 Also the webOS chargers (Palm/HP) are very high quality and don't cause this either.
trell959 said:
I noticed HTC chargers don't generally cause this. I'm using one right now and it hasn't done it since I switched..
Sent from my SGH-I777 using xda premium
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Click to collapse
The HTC charger is a full 1 amp charger, if you can manage to read that fine print on it. The Sammy charger is only 0.7 amps. That might make a difference. I picked up an Energizer 10W/2 amp charger that works like a charm on my SGS2; has the same rating as the charger for my Galaxy Tab, but won't charge my tab for some reason.
I actually have an outlet in my kitchen that has a USB port in the outlet. I plugged it into that last night and the problem went away. Man, I feel like an idiot. Months of using an iPhone when I could of been flashing my GS2 to my hearts content. LOL.
What about an iPhone plug?
Kurant1 said:
I actually have an outlet in my kitchen that has a USB port in the outlet. I plugged it into that last night and the problem went away. Man, I feel like an idiot. Months of using an iPhone when I could of been flashing my GS2 to my hearts content. LOL.
What about an iPhone plug?
Click to expand...
Click to collapse
According to the fine print on an iPhone plug, it's rated at a full 1 amp too. I charge my SGS2 with it all the time with no problems.
That only happened to me with cheap non-Samsung chargers.. Happens with the AT&T charger, for instance.
this happened to me too but only when my charger was plugged into a cheap extension cord
SmittyRN said:
According to the fine print on an iPhone plug, it's rated at a full 1 amp too. I charge my SGS2 with it all the time with no problems.
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Click to collapse
I have been using my wife's iBlah car charger to charge my phone and it works better than the wall charger that came with my phone.
Sent from my coffee pot.
http://forum.xda-developers.com/showthread.php?t=1495701&highlight=charging+screen
searched charging screen
I too have used iPhone chargers for the samsung. They are both constant voltage chargers and so will work for the Li Ion battery, but know that it is a stronger charger (and is faster) so not best for the samsung battery. In fact it's not best for the iPhone battery either.
iPhone: 5 volts 1 amp.
SGS2: 5 volts 0.7 amp
*heat is the ultimate enemy of Li Ion batteries, another reason to not use the stronger charger.
Yeah I had the same problem, and actually I still do have that problem with my SGS2
Its the charger for sure. One of the pins inmy charger actually shakes as in its not set rigid.
So when I plug in the wall, I have to make sure I put it in at an angle so that the pin can be powered.
It charges perfect with a friends SGS2 charger
I have seen similar problems on a car inverter I have with just about any charger. When Plugged in the touch screen acts like it is being tapped by a swarm of drunk bees. When I plugged into a cigarette lighter usb plug it works great. Bad power, bad cords, and bad chargers, these phone just go nuts if there is something they don't like on the power input.
Tapped out by infinite monkeys on an Atari 800

Galaxy S3 Charging Very Slow

In about two hours of charging I went from 8% to 41%. Is anyone else experienceing this issue? I'm using all the cords and plugs given to me for the wall.
I don't have the SGS3 (yet), but my guess is that the battery is so large it takes longer to charge. Keep in mind that it's a 2100MaH battery. Depending on the power that the charger puts out, it could take longer to charge this battery than another phone.
Mine charges fairly quick with stock items.
Sent from my SAMSUNG-SGH-I747 using xda premium
Mine went from 2% to Full 100% in a little over 2 hours on the stock Samsung charger.. I'm going to cycle mine 3 or 4 times being that it's new obviously.
Sent from my SAMSUNG-SGH-I747 using xda premium
So would you agree something is wrong with my phone?
I agree, the first few cycles might not be too accurate. If you want a faster charger get the HP Touchpad charger, it has 2 amps where as the Samsung one is .75 amps of charging. only $5 on hp website. that's what I use.
divinewisdom said:
I agree, the first few cycles might not be too accurate. If you want a faster charger get the HP Touchpad charger, it has 2 amps where as the Samsung one is .75 amps of charging. only $5 on hp website. that's what I use.
Click to expand...
Click to collapse
Monoprice sells a 2.1 amp 4 usb wall charger as well but it is not as cheap nor do they have free shipping *although atleast in CA I can get a flat rate of 25lbs and under for ~$5 shipping.*
I'm surprised no one has posted the correct answer to this yet. The wall charger Samsung has decided to include with the S3 NA is complete and utter crap. I believe it is .15amp draw. You need to immediately throw it in the trash and buy a new one. It is not a problem with your phone.
Randomacts said:
Monoprice sells a 2.1 amp 4 usb wall charger as well but it is not as cheap nor do they have free shipping *although atleast in CA I can get a flat rate of 25lbs and under for ~$5 shipping.*
Click to expand...
Click to collapse
Thanks, i just ordered one up with a couple 10ft cables!
One of my HTC blocks and/or extension cables seems to have bit the dust recently.
trichert said:
I'm surprised no one has posted the correct answer to this yet. The wall charger Samsung has decided to include with the S3 NA is complete and utter crap. I believe it is .15amp draw. You need to immediately throw it in the trash and buy a new one. It is not a problem with your phone.
Click to expand...
Click to collapse
I use the stock 1amp charger that came with my Galaxy Nexus...
Sent from my SAMSUNG-SGH-I747 using xda premium
I just read somewhere else that it is the USB cable causing the problems. So I will try that and let you guys know.
Randomacts said:
Monoprice sells a 2.1 amp 4 usb wall charger as well but it is not as cheap nor do they have free shipping *although atleast in CA I can get a flat rate of 25lbs and under for ~$5 shipping.*
Click to expand...
Click to collapse
while I like Monoprice, the HP OEM charger is better in my opinion. its solid built and portable too.
I use the Blackberry Premium charger works well with my S3 and is only like $15 or so on Amazon.
Before I rooted and calibrated the battery. My phone took 3hrs 20min to fully charge on stock 1A charger.
sent from my Galaxy S3
My charges pretty quick too. Even in my
Car.
sent from my GALAXY SIII
divinewisdom said:
I agree, the first few cycles might not be too accurate. If you want a faster charger get the HP Touchpad charger, it has 2 amps where as the Samsung one is .75 amps of charging. only $5 on hp website. that's what I use.
Click to expand...
Click to collapse
My Samsung Charger that came with the phone is 1Amp...charges the device fine. I don't think the 2Amps will make a difference if the charging chip doesn't support it (not saying it doesn't but the SGSII would only charge at 650maH no matter what charger you put it on)
Mine's charging insanely fast with the stock cable. Not sure if it's a good thing because battery life isn't all that amazing on my phone so far.
02busa said:
Mine went from 2% to Full 100% in a little over 2 hours on the stock Samsung charger.. I'm going to cycle mine 3 or 4 times being that it's new obviously.
Sent from my SAMSUNG-SGH-I747 using xda premium
Click to expand...
Click to collapse
just FYI, this is old habit....the batteries used today don't need to be cycle drained
http://forum.xda-developers.com/showthread.php?p=3846897#post3846897
zaisaroni said:
Thanks, i just ordered one up with a couple 10ft cables!
One of my HTC blocks and/or extension cables seems to have bit the dust recently.
Click to expand...
Click to collapse
No problem, I bought a 100foot cat 6 ethernet from them for $12. They are really cheap while always having top notch quality on cords and some other stuff.
Randomacts said:
Monoprice sells a 2.1 amp 4 usb wall charger[/URL] as well but it is not as cheap nor do they have free shipping *although atleast in CA I can get a flat rate of 25lbs and under for ~$5 shipping.*
Click to expand...
Click to collapse
doesn't that mean each USB port is 0.5 amps?
Anyways if I'm not wrong the amps has to do with what it can supply. Whether the device tries to draw that much power is up to the device.
The stock charger is 5V 1amp.
Even if you use a 2 amp charger it will likely only draw one amp.
Even if it does draw 2 amps that would mean you are increasing the heat associated with more current. Heat is the worst thing for battery life. Its always better to do slow charge unless you're in a hurry. Your battery will last a lot longer that way. Having said that, I think 1 amp is a good compromise for speed and heat.
p.s. computers output 0.5amps per USB slot by default specifications.
Sent from my SGH-T999V using xda app-developers app

Awesome deal

3 batteries and wall charger, so convenient I have one charging all the time and put one in my wallet when I leave the house never worry about dead batteries again
http://www.amazon.com/2600mAh-Batte...2&sr=8-6&keywords=samsung+galaxy+note+battery
Sent from my SAMSUNG-SGH-I717 using xda app-developers app
android4545 said:
3 batteries and wall charger, so convenient I have one charging all the time and put one in my wallet when I leave the house never worry about dead batteries again
http://www.amazon.com/2600mAh-Batte...2&sr=8-6&keywords=samsung+galaxy+note+battery
Sent from my SAMSUNG-SGH-I717 using xda app-developers app
Click to expand...
Click to collapse
Bought the same pack from a different seller a couple months ago. I think I paid about $10. Regardless price can't be beat.
Pros:
Pretty good life, roughly 75% of OEM.
Cons:
Charger has since crapped out, one of the pins broke off inside.
Batteries wouldn't charge in phone, gave message "battery disconnected" on screen
One of batteries died on, wouldn't charge.
Overall a good deal so long as your charger doesn't crap out like mine did. I've had this same charger come with almost every cheap battery pack ive bought for different phones. It's the exact some one except the size of the battery slot changes for each battery. This is the first one i've had crap out so i'd say its a fluke.
Chief Geek said:
Bought the same pack from a different seller a couple months ago. I think I paid about $10. Regardless price can't be beat.
Pros:
Pretty good life, roughly 75% of OEM.
Cons:
Charger has since crapped out, one of the pins broke off inside.
Batteries wouldn't charge in phone, gave message "battery disconnected" on screen
One of batteries died on, wouldn't charge.
Overall a good deal so long as your charger doesn't crap out like mine did. I've had this same charger come with almost every cheap battery pack ive bought for different phones. It's the exact some one except the size of the battery slot changes for each battery. This is the first one i've had crap out so i'd say its a fluke.
Click to expand...
Click to collapse
I have this charger and Anker batteries.No problems so far. http://www.amazon.com/Anker-Upgrade-2700mAh-SGH-I717-GT-N7000/dp/B006BHQWX0/ref=pd_sim_cps_1
I've had so many chargers like these, you need to make sure you slide the battery in gently so that the pins for charging won't break, it's a pain but it will make it last forever
Sent from my SAMSUNG-SGH-I717 using xda app-developers app
oort cloud said:
I have this charger and Anker batteries.No problems so far. http://www.amazon.com/Anker-Upgrade-2700mAh-SGH-I717-GT-N7000/dp/B006BHQWX0/ref=pd_sim_cps_1
Click to expand...
Click to collapse
+1 for the Anker! I got the two battery and charger set on Amazon. They last longer than OEM for me.
Sent from my SAMSUNG-SGH-I717 using xda premium
nerdninja said:
+1 for the Anker! I got the two battery and charger set on Amazon. They last longer than OEM for me.
Sent from my SAMSUNG-SGH-I717 using xda premium
Click to expand...
Click to collapse
How much did you pay for yours, $30?
I have this one as well.
I have the same pack and I purchase from the same listing at Amazon. It allows me the added assurance of battery power.
CONS:
The batteries wear down faster than the OEM battery that comes with the phone
Something else to carry so you need to have them in your pocket or a traveling container of some sort to carry them with you.
PROS:
Fast swap with a fresh full charged battery.
I love the charger has an USB port where you can plug your micro usb cable in and change the battery in the phone at the same time that you charge one in the dock.
It was worth the buy for me. I'm always looking for more ways to accent my device experience.
regent tiprese
Wow very nice deal.... ima have to get me a kit for emergencies...

Battery Charge Speed

Just wondering what amperage people are getting. I get a max of 1.2a even though I have tried other chargers that put out more. Not sure if it's something with my phone or maybe the various chargers I've tried.....
Sent from my SCH-I545 using XDA Premium HD app
todd3835 said:
Just wondering what amperage people are getting. I get a max of 1.2a even though I have tried other chargers that put out more. Not sure if it's something with my phone or maybe the various chargers I've tried.....
Sent from my SCH-I545 using XDA Premium HD app
Click to expand...
Click to collapse
U using stock Samsung charger and cable?
Sent from my SCH-I545 using Tapatalk
todd3835 said:
Just wondering what amperage people are getting. I get a max of 1.2a even though I have tried other chargers that put out more. Not sure if it's something with my phone or maybe the various chargers I've tried.....
Sent from my SCH-I545 using XDA Premium HD app
Click to expand...
Click to collapse
I've found the stock charger that came with my phone doesn't charge very fast anymore. It will sit around 1.2a but with a new charger with a rating output of 2a I've been getting a charging rate of about 1.9
Sent from my SCH-I545 using XDA Free mobile app
Not gonna lie I have been using the iPad charger with a stock cable and that will get it done quick. Try to back up an oem iPad block off amazon or what not and you will notice a difference.
todd3835 said:
Just wondering what amperage people are getting. I get a max of 1.2a even though I have tried other chargers that put out more. Not sure if it's something with my phone or maybe the various chargers I've tried.....
Sent from my SCH-I545 using XDA Premium HD app
Click to expand...
Click to collapse
Unless you are running a custom kernel with fast charge I think the phone will not charge at 1.9a unless the screen is off.
Sent from my 4.4.3 GPE'd vzw S4
znel52 said:
Unless you are running a custom kernel with fast charge I think the phone will not charge at 1.9a unless the screen is off.
Sent from my 4.4.3 GPE'd vzw S4
Click to expand...
Click to collapse
How do tell what amps it charges at? All I can find is what the voltage, using 3rd party apps from the play store of course. My phone charges incredibly slow. Especially if I'm using it during the charge cycle. Hours can go by and it just sits there at 5%.
Sent from my SCH-I545 using XDA Free mobile app
zombolt said:
How do tell what amps it charges at? All I can find is what the voltage, using 3rd party apps from the play store of course. My phone charges incredibly slow. Especially if I'm using it during the charge cycle. Hours can go by and it just sits there at 5%.
Sent from my SCH-I545 using XDA Free mobile app
Click to expand...
Click to collapse
This is what I use: https://play.google.com/store/apps/details?id=com.abmantis.galaxychargingcurrent.free
Sent from my SCH-I545 using XDA Free mobile app
If you use KT kernel, it shows you in KTweaker the charging current.
Sent from my SCH-I545 using Tapatalk
znel52 said:
Unless you are running a custom kernel with fast charge I think the phone will not charge at 1.9a unless the screen is off.
Sent from my 4.4.3 GPE'd vzw S4
Click to expand...
Click to collapse
I'm running ktoons kernel without fast charge, and I'm getting 1.9
Sent from my SCH-I545 using XDA Free mobile app
I'm on safe strap so running a custom Kernal isn't possible. I'm guessing I'm seeing the 1.9a when it's initially waking up from the screen off. I've tried the stock cable, as well as the Amazon one that is 1.9a.
Sent from my SCH-I545 using XDA Premium HD app
znel52 said:
Unless you are running a custom kernel with fast charge I think the phone will not charge at 1.9a unless the screen is off.
Sent from my 4.4.3 GPE'd vzw S4
Click to expand...
Click to collapse
The Fast Charge mode on the KT kernel has no impact on AC charge rate, it only affects USB charge rate:
Normally, when you connect to a PC, you get about a 500ma charge rate and the ability to pass data along. When 'Fast Charge' is set, you lose the ability to transfer data, but the 500ma restriction goes away. In practical terms, it means that you should see between 700ma and 900ma as a result.
w/respect to the OP, my experience is weird. When the device was new, I got around 1800ma on stock charger and cable; now, same setup gets me 900-1200 if lucky (even with new battery). When I tried the stock charger with a different (newer) cable, I get around 1600. It's strange that a cable's ability to carry a charge would degrade so quickly (if that's in fact what's happening).
I have no proof, but absolutely believe that kernel can influence max charge rate, because in the past, I've observed max charge rate drop with the release of a new kernel version, then go up again with another release.
Samsung did slow the charging rate in one of the OTAs. People had been complaining about the phones getting too hot.
Sent from my SCH-I545 using Tapatalk
its weird for me, when i use my qi samsung galaxy charging pad(wireless charging) i get 1.9a, but when i plug the cord in to charge(wired), i get 460mA. wtf??
methodsofbeyond said:
its weird for me, when i use my qi samsung galaxy charging pad(wireless charging) i get 1.9a, but when i plug the cord in to charge(wired), i get 460mA. wtf??
Click to expand...
Click to collapse
What are you using to measure that? Qi isn't capable of charging at 1.9a
The galaxy charging current app..
So you've noticed that sometimes your phone seems to take forever to charge, and other times it seems to charge fine? Let me share some ideas that I've learned through lots of research on this exact subject last year...
I have used the galaxy charging app myself. In my opinion, CurrentWidget is better...looks cooler too. Ha.
So other than software related issues, you need to remember that the speed in which your phone charges is highly dependent on the hardware of 3 things:
1) Power Outlet (including power strips, extension cords, USB extenders, etc.)
2) Power Adapter (I highly recommend Anker's products!!!)
3) MicroUSB Charger Cable (if not using the factory Samsung cable or an Anker one, be sure that it's an 11-pin microUSB, and NOT a 5-pin...they look the same!)
Power Outlets - I know for me, if I use the outlet in my livingroom, it takes SO much longer for my phone to charge than it does in my bedroom. Just try this test! Grab that CurrentWidget app from above and try out some different outlets throughout your house, just to see whether or not the voltage varies. I bet you'll see that this is true!
Power Adapter - You should be using either the factory Samsung charger or a reputable 3rd party charger with the equivalent specifications (5V & 2.1A). However, I actually prefer my Anker charger over my Samsung one! If you're finding that you can't get a good charge, try swapping out your adapter with another one.
MicroUSB Charger Cable - As stated with the power adapter, you should also try to stick with your factory cable if possible. HOWEVER, I have found that to daily connecting and disconnecting of the cable with your phone, they probably receive the most wear and tear of anything else, and therefore may need replacement after some time. Again here, I find that using either my Anker cable or Samsung cable will give me the best charge. This is determined by both the CurrentWidget app and the amount of time it actually takes to get a full charge! Keep in mind that using USB extender cables can drastically lower the voltage to your phone - thus causing a very slow charge.
So basically, I know if I need to charge my phone as quickly as possible, I know I should clear my RAM and recent apps, put my phone on airplain mode, and using my Anker charger, I plug-in at the outlet near my closet door! I figured this all out by using these same ideas I just shared with you! Hope this is helpful!
If you can tell the difference between outlets, you need to call an electrician. Not kidding.
Sent from my SCH-I545 using Tapatalk
brizey said:
If you can tell the difference between outlets, you need to call an electrician. Not kidding.
Sent from my SCH-I545 using Tapatalk
Click to expand...
Click to collapse
I doubt that's entirely true. I mean, think of if they're on different circuits, that kind of thing can vary...also, depending on what you have plugged into your outlets can cause lower outputs I'd assume. I'd bet if you used the app I referred to and ran a test at each of your outlets, and reported back here (being honest of course), that you'd see some differences. Anyways, that was far from the point of the post. But thanks for the insight!
calebcabob said:
I doubt that's entirely true. I mean, think of if they're on different circuits, that kind of thing can vary...also, depending on what you have plugged into your outlets can cause lower outputs I'd assume. I'd bet if you used the app I referred to and ran a test at each of your outlets, and reported back here (being honest of course), that you'd see some differences. Anyways, that was far from the point of the post. But thanks for the insight!
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Click to collapse
The Samsung power supply is rated for 100 to 240 V @ 0.5 A input. It may be that the power supply is kind of crappy, and varies its output under small variations in input voltage, which is why you see what you see. It really shouldn't...but it wouldn't shock me if it did given that its made for $2 in China. Makes you wonder what would happen if you plugged it into a 240V source. When my wife went to Malaysia last summer to visit her folks, I just put a US to British transformer-less adapter on her Motorola brick and it worked OK plugged into 240V. Maybe the Samsung ones are crappier?
I squared R losses should be reasonably low in household wiring. NEC is 5% drop max at the outlet. And that is like the outlet the farthest from your mains under full rated load. Assuming you live somewhere typical, your voltage at the panel will be 120V+; a lot of time its a few volts over 120. If you have an outlet that is not tripping a breaker go below 100V, you have a problem somewhere. A 20% drop is not normal. Have you put a meter on the outlets with low charge rates?
My friend's OEM s4 charger charges at 1900 ma while my OEM charger only charges at max 1200... Weird how that happens but somehow the cable just stops charging as fast.
Sent from my SCH-I545 using Tapatalk

Using different charger....

So WTF were they thinking win they designed these chargers. My bed partially covers the outlet and with this ridiculous design i have to pull the bed out enough or plug it in across the room. My wife got here m8 today and i thought oh ill just switch her chargers but hers is just the same! why the hell are they doing this!! So can i use my charger that came with my htc hero (i belive) or will it cause issues. its bent at a 90 and works a lot better for me but i dont have any of the voltage info on it. i mean it works ive tried it but is it safe?
The charger with the usb cord bent almost to the point of failing still sticks out 4 inches. end rant
http://www.ebay.com/itm/Inland-6-Ro...tension-Cord-Power-Cord-Adapter-/151276201673
Problem solved plus they can be had at actual retailers if you don't like Ebay.
For an overnight charging you will be better of with a generic $2 charger from ebay. It can't supply high current for fast charging, and slow charging is actually better for the battery. I use the factory charger only when I need fast recharge.
I went ahead and just pulled my neutral and hot wire off the outlet and glued them to the prongs on the charger and stuffed it in the wall, works great.
Rally187 said:
So WTF were they thinking win they designed these chargers. My bed partially covers the outlet and with this ridiculous design i have to pull the bed out enough or plug it in across the room. My wife got here m8 today and i thought oh ill just switch her chargers but hers is just the same! why the hell are they doing this!! So can i use my charger that came with my htc hero (i belive) or will it cause issues. its bent at a 90 and works a lot better for me but i dont have any of the voltage info on it. i mean it works ive tried it but is it safe?
The charger with the usb cord bent almost to the point of failing still sticks out 4 inches. end rant
Click to expand...
Click to collapse
This.
I'm still using my HTC hero charger on this phone.
Looks like output is only 1 amp.
Sent from my LGLS990 using XDA Free mobile app
johamsandwich said:
This.
I'm still using my HTC hero charger on this phone.
Looks like output is only 1 amp.
Sent from my LGLS990 using XDA Free mobile app
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Click to collapse
so the htc hero charger output is 1 amp and ours is 1.8. so like others said it will be a little slower but that may prove beneficial in the long run. thanks guys for clarifying this
Rally187 said:
I went ahead and just pulled my neutral and hot wire off the outlet and glued them to the prongs on the charger and stuffed it in the wall, works great.
Click to expand...
Click to collapse
As in the wall power, with glue. Dude this sounds like such a fire hazard. Careful man.
Get a flat plug extension cord for tight places like this from Office Depot, for the love of Android dont pull 110V out of the wall and glue it to wall wart.
http://www.officedepot.com/a/produc...6&mr:keyword=&mr:match=&mr:filter=72939322076
I use the charger that came with my og evo (supersonic) years ago. Its a nice fat cable (fatter then newer cords), low profile plug. I've used it for og, note 2, nexus 5 & now LG G3, they built that one to last.
Sent from my LGLS990 using JellyBombed Tapatalk 2
Using wall chargers for LG Optimus S and Optimus G - one at work, the other at home.
I have the OEM charger for the G3 in my bag as well, but have only used it once or twice.
I haven't really bothered to test how long it takes to charge on the older chargers compared to the new one - might be worth a look.
Battery life on this phone is really impressive though, especially when you consider how much juice it takes to power the QHD display.
The stock charger is fast and powerful, it charges G3 at 1.2-1.3Amps. None of my other chargers can charge G3 at more than 0.9Amps. And charging from a PC or a non-android specific charger goes at 0.5Amps at most.
stopeject said:
The stock charger is fast and powerful, it charges G3 at 1.2-1.3Amps. None of my other chargers can charge G3 at more than 0.9Amps. And charging from a PC or a non-android specific charger goes at 0.5Amps at most.
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Click to collapse
I bought an gn3 charfer at 2 amps for 5 on evay charges it in 30
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