MHL and power deficit - HTC EVO 3D

I recently bought a monoprice MHL adapter. Hooked everything up, works.
As we all know, you need to feed the adapter with a standard microusb power cable. I have a 1 amp (max power on a micro as far as I know)
While it DOES charge my phone (the charge indicator is on), my battery charge actually goes DOWN during energy demanding applications (like streaming a movie online or something). It goes back up when not in frivolous use.
This is a big problem, the whole point of MHL I thought was to charge at the same time as the phone is getting heavily used.
Anyone else have this issue? Could it be the monoprice adapter is crap, throttling the power that it gets from the charger? Should i be getting an HTC one?

Nothing is defective, this is normal. If I'm not mistaken, the MHL adapter is just that, an adapter. MHL is a new connection that few to no TVs include which is why the adapter is out. The usb cable is powering both the adapter and phone at the same time, so that charge is getting split.
I'm not 100% on this here: But I believe TVs with the real deal MHL built in would run a HDMI to micro-usb cable without the adapter and would then provide a full charge to the phone. The other benefit with this is the TV remote I think can also control the phone so you don't have to get up to touch it. It's just unfortunate that we don't get the full charge on the adapter too.

bronx623 said:
I recently bought a monoprice MHL adapter. Hooked everything up, works.
As we all know, you need to feed the adapter with a standard microusb power cable. I have a 1 amp (max power on a micro as far as I know)
While it DOES charge my phone (the charge indicator is on), my battery charge actually goes DOWN during energy demanding applications (like streaming a movie online or something). It goes back up when not in frivolous use.
This is a big problem, the whole point of MHL I thought was to charge at the same time as the phone is getting heavily used.
Anyone else have this issue? Could it be the monoprice adapter is crap, throttling the power that it gets from the charger? Should i be getting an HTC one?
Click to expand...
Click to collapse
Just the other night I played two full length HD movies through my HTC MHL adapter. Before I began the battery was at 98% charge. At the end of the 4+ hours, the battery was still at 98%. I would say that's pretty good!

So it is an issue with the monoprice adapter... get what ya pay for

bronx623 said:
So it is an issue with the monoprice adapter... get what ya pay for
Click to expand...
Click to collapse
Nope. I would say its an issue with the intense apps you are using. I played a 1 hour HD tv show using Diceplayer out to a 50 inch tv. I tried using an old portable battery connected to the monoprice adapter and I was worried that it wouldn't pass current fast enough. After that hour I was surprised to note my phone gained in charge from yellow to green, and my portable battery was hardly impacted. I am pretty certain I could get at least 3 hours of playback and maybe as much as 10 from this setup. I'm really impressed.

I have the T-Mobile MHL adaptor and I have watched a couple of BLU-RAY Rips that were being displayed in 3D on my Evo's screen. My battery level didn't drop while watching the movies. Yours has to be either a faulty charger, or a faulty MHL adaptor....
Even my HTC video-out dongle that I bought for my Touch Pro or Touch Pro 2 (don't remember which) would keep the battery at a constant level when watching movies. The charger was optional with it though, it worked fine with out it.
Sent from my PG86100 using xda premium

stanglifemike said:
I have the T-Mobile MHL adaptor and I have watched a couple of BLU-RAY Rips that were being displayed in 3D on my Evo's screen. My battery level didn't drop while watching the movies. Yours has to be either a faulty charger, or a faulty MHL adaptor....
Even my HTC video-out dongle that I bought for my Touch Pro or Touch Pro 2 (don't remember which) would keep the battery at a constant level when watching movies. The charger was optional with it though, it worked fine with out it.
Sent from my PG86100 using xda premium
Click to expand...
Click to collapse
I've noticed that getting a replacement or getting another brand appears to be your stock answer whenever anyone's having problems charging, getting a picture, or getting substandard quality. I'm concerned that you're going to make someone spend money or get a replacement unnecessarily.
If you read his e-mail - you'd note that he's not only playing blu-ray rips (like I've done) - but he's streaming them. It's possible that the excessive power loss is due to his internet connection - even a poor internet connection causes our phones to lose power quickly. I suspect that with any adapter - net intensive apps plus the requirement to power the TV output, would overwhelm the charger.

P0ll0L0c0 said:
I've noticed that getting a replacement or getting another brand appears to be your stock answer whenever anyone's having problems charging, getting a picture, or getting substandard quality. I'm concerned that you're going to make someone spend money or get a replacement unnecessarily.
If you read his e-mail - you'd note that he's not only playing blu-ray rips (like I've done) - but he's streaming them. It's possible that the excessive power loss is due to his internet connection - even a poor internet connection causes our phones to lose power quickly. I suspect that with any adapter - net intensive apps plus the requirement to power the TV output, would overwhelm the charger.
Click to expand...
Click to collapse
That is not necessarily true - although I'm sure a week signal would cause the radio to work harder. One of the two movies that I played back-to-back was streaming through a HD Netfix app. Streaming did not have any more impact on my battery than did playing a movie from the SD card. That streaming was done through 3G.

Yes, a poor internet connection could also be the cause although it isn't likely. I'm sorry, I just assume that every one has a wireless router in their home these days, and that may not be the case. So to those who don't have a wireless router in their home, that could be their issue. If you do have a wireless router and are still having issues, then its a faulty device (hdmi cable, MHL adaptor, micro-USB cable, or wall charger/power supply). I can stream just fine with excellent sound, picture, and not lose battery life; so it can be done with the right, properly functioning components
Sent from my PG86100 using xda premium

I have the T-Mobile one, too, and my phone charges while using it. I've used PowerAmp, Pandora, NetFlix and my SlingPlayer app with the MHL adapter and my phone charges with either one.
That's on WiFi. If I'm using the 4G, the phone will run warm and charge very slowly, but it still will not drain. Mine looks like this:
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"lightbox_start_slideshow": "Start slideshow",
"lightbox_stop_slideshow": "Stop slideshow",
"lightbox_full_screen": "Full screen",
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"lightbox_download": "Download",
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Crap, I had found a great discussion about this exact issue yesterday but now I can't find it to share here - will keep looking. It related to the Samsung SGII, but same topic...
Basically what they were saying is the kernel limits the amount of charge the phone can accept to protect the battery from getting to hot, blowing up or over charging. Not sure if the limit is universal but for the phone they were discussing had a limit of 650 mah (or whatever the unit would be). They also clarified a wall charger only puts out 500 as a maximum and a usb cable (such as charging from computer) was lower - can't remember the value, I think they said 450?
They continued to explain that that charge would be split between the adapter and phone and if the phone was working so hard, it would discharge because it was using more power than it was gaining.
I can imagine some adapters are more efficient than others. But I'll see if I can find the discussion again. They explained it a lot better than I could and I'm only going off memory right now.
EDIT: Found it! Near the bottom, 3waygeek explains it pretty well:
http://forum.xda-developers.com/archive/index.php/t-1169364.html

gk1984 said:
Crap, I had found a great discussion about this exact issue yesterday but now I can't find it to share here - will keep looking. It related to the Samsung SGII, but same topic...
Basically what they were saying is the kernel limits the amount of charge the phone can accept to protect the battery from getting to hot, blowing up or over charging. Not sure if the limit is universal but for the phone they were discussing had a limit of 650 mah (or whatever the unit would be). They also clarified a wall charger only puts out 500 as a maximum and a usb cable (such as charging from computer) was lower - can't remember the value, I think they said 450?
They continued to explain that that charge would be split between the adapter and phone and if the phone was working so hard, it would discharge because it was using more power than it was gaining.
I can imagine some adapters are more efficient than others. But I'll see if I can find the discussion again. They explained it a lot better than I could and I'm only going off memory right now.
EDIT: Found it! Near the bottom, 3waygeek explains it pretty well:
http://forum.xda-developers.com/archive/index.php/t-1169364.html
Click to expand...
Click to collapse
The explination in that link clearly has some speculation and must be flawed in some manner. Otherwise, how was my battery able to maintain the exact same % of charge after 4+ hours of playing/streaming movies to my HDTV?
I think the concept is probably sound, but the numbers must be off.

mvansomeren said:
The explination in that link clearly has some speculation and must be flawed in some manner. Otherwise, how was my battery able to maintain the exact same % of charge after 4+ hours of playing/streaming movies to my HDTV?
I think the concept is probably sound, but the numbers must be off.
Click to expand...
Click to collapse
I agree, there must be some speculation in it. But at the same time, I wouldn't doubt some adapters use more/less power than others too and I'm sure phone's cpu speed and signal strength and other performance governing factors make a difference too.

I've heard that samsung's have very poor charges. I don't think that should apply for HTC stuff.
So I now tried to stream some music via wifi. Started at 63% or so battery life. Looked back at my phone after an hour, its around 50 something percent. Streamed via mhl to my reciever
im using an htc charger (its 1 Amp), also have a 1 Amp monoprice charger. I don't think they are defective.
Perhaps the culprit is the battery? My standard charges have been slow since I bought the thing on launch day (though I rarely notice cause I usually just plug it in before sleep and its full when i wake up). Any way to really test this? Without having to pull out my multimeter... I mean, theres got to be an app out there that can at least estimate mAh ussage and charge based on whats going on, nothing that i've found. I'm usually conscientious about these things

bronx623 said:
I've heard that samsung's have very poor charges. I don't think that should apply for HTC stuff.
So I now tried to stream some music via wifi. Started at 63% or so battery life. Looked back at my phone after an hour, its around 50 something percent. Streamed via mhl to my reciever
im using an htc charger (its 1 Amp), also have a 1 Amp monoprice charger. I don't think they are defective.
Perhaps the culprit is the battery? My standard charges have been slow since I bought the thing on launch day (though I rarely notice cause I usually just plug it in before sleep and its full when i wake up). Any way to really test this? Without having to pull out my multimeter... I mean, theres got to be an app out there that can at least estimate mAh ussage and charge based on whats going on, nothing that i've found. I'm usually conscientious about these things
Click to expand...
Click to collapse
You might check to see if you have anything updating frequently, like the weather app for example.

bronx623 said:
I've heard that samsung's have very poor charges. I don't think that should apply for HTC stuff.
So I now tried to stream some music via wifi. Started at 63% or so battery life. Looked back at my phone after an hour, its around 50 something percent. Streamed via mhl to my reciever
im using an htc charger (its 1 Amp), also have a 1 Amp monoprice charger. I don't think they are defective.
Perhaps the culprit is the battery? My standard charges have been slow since I bought the thing on launch day (though I rarely notice cause I usually just plug it in before sleep and its full when i wake up). Any way to really test this? Without having to pull out my multimeter... I mean, theres got to be an app out there that can at least estimate mAh ussage and charge based on whats going on, nothing that i've found. I'm usually conscientious about these things
Click to expand...
Click to collapse
I'm getting similar results streaming music via Pandora on a wifi signal. After 40 minutes, my phone went from 30% to about 25%. This was using the HTC charger.
I then switched to a portable battery instead of the charger and played about 40 minutes again. I got similar results, the phone battery went to about 20%. The portable battery was just about untouched - leading me to believe that the adapter doesn't pull much from the external power source.
In short - my monoprice MHL adapter charges my phone while playing HD movies on my SD card, but not when I stream. This is not enough to bother me - but at some point in the future when prices come down, I may decide to buy a second adapter if it's true they charge better.

It'd be nice if those with adapters that claim they can stream and still charge - would actually run the test above and confirm. Because otherwise - it's just anecdotal evidence.
To be specific, I streamed Pandora through wifi with auto backlighting, the screen set to stay on, and all radios enabled.

I did one more test. I aquired a 2.1 amp charger meant for the IPAD to see if it would allow this phone to charge while using the MHL adapter and streaming pandora.
Nope. After a half hour of streaming Pandora, my battery's capacity dropped 7%.

I also have a MHL adapter from MP and have the same "issue" My phone's battery will slowly go down when I stream from netflix.
Brew

bronx623 said:
I recently bought a monoprice MHL adapter. Hooked everything up, works.
As we all know, you need to feed the adapter with a standard microusb power cable. I have a 1 amp (max power on a micro as far as I know)
While it DOES charge my phone (the charge indicator is on), my battery charge actually goes DOWN during energy demanding applications (like streaming a movie online or something). It goes back up when not in frivolous use.
This is a big problem, the whole point of MHL I thought was to charge at the same time as the phone is getting heavily used.
Anyone else have this issue? Could it be the monoprice adapter is crap, throttling the power that it gets from the charger? Should i be getting an HTC one?
Click to expand...
Click to collapse
Do you have a link or whatever...
I'd Love to know what I need to buy to be able to watch my phone videos on my TV...
Thanx!

Related

Car Chargers not charging.

Hello,
I went through two car chargers and found out that they are not really charging, or if they are its very super slow. I also found the same thing happens when active sync is on. I know on kaiser there is an option that enables/disables charging, but no option exists on AP3.0. So, is there a trick to this or what ?
Thanks.
I have found that you need a specific charger for the Advantage to get anything above trickle charge. On an Advantage, trickle charge is not enough to charge the device whilst it is in use i.e. it will still discharge even if a little more slowly. I initially used an HP charger from another device with the Advantage in my car and this is exactly what happened. I got a proper one for the Advantage and the device charges without difficulty even with all the radios, GPS, etc. on. This proper charger was not HTC badged but was designed for the Advantage. I am sure it is something to do with clever circuitry in the device or the charger that switches charging to trickle if it doesn't recognise the device it is connected to.
Hope this helps.
Tech Blog: www.alastairdelaney.com
What charger did you get? Any source is greatly appreciated.
Thanks
marek101 said:
What charger did you get? Any source is greatly appreciated.
Thanks
Click to expand...
Click to collapse
I believe you need to make sure the charger puts out 1.5 Amps. Somebody know if this is correct? My Dell Axim needed that much to charge and run GPS.
Brad
Hi there,
I bought the charger in the following link:
http://www.easydevices.co.uk/pp/HTC_Accessories/HTC_Advantage/HTC_ADVANTAGE_CAR_CHARGER.html
Cheap, and worked perfectly. I also bought the car mount from here.
no wonder, why my phone seems never to charger
I just use an inverter and the normal adapter with mine Cost me £20 a couple of years ago, but means I can charge my ameo, laptop, phone, or any other device I choose using standard charger. Saved me loads in the long run
the designed charger for the Ameo is 1 amp, a usb car, charger will only be about 0.5 amp, this is probably why its slower. I can charge my niki no problem, but my ipaq and ameo take all day in the car. I think inverters are on special at maplin at the moment. probably a cheaper way for me to charge everything in the car.
I had this problem and bought the following charger, it works a treat !
http://cgi.ebay.co.uk/2-AMP-IN-CAR-...photoQQcmdZViewItemQQ_trksidZp1742.m153.l1262
sometimes if your charger is aftermarket it dosen't work. happens with me with mp3 playerz too
guys the charger has to be 2 amp and better for u to maintain a charge while running everything (gps, bluetooth, wifi) especially if u get hsdpa signal. Oh this is my first post ever from the Advantage.
tootallk2000 said:
guys the charger has to be 2 amp and better for u to maintain a charge while running everything (gps, bluetooth, wifi) especially if u get hsdpa signal. Oh this is my first post ever from the Advantage.
Click to expand...
Click to collapse
I actually disagree, I can do all that while being plugged into a regular electric outlet and the output rating for that charger is 5V 1Amp. So a 1A Car charger will do just fine.
marek101 said:
I actually disagree, I can do all that while being plugged into a regular electric outlet and the output rating for that charger is 5V 1Amp. So a 1A Car charger will do just fine.
Click to expand...
Click to collapse
Hi
I Disagree, Because i have bought two car charger with 1Amp both did not worked. Then i bought a 2Amp car charger it worked perfectly.
Therefore i think it will need 2Amp car charger to charge and give power to GPS, Bluetooth, etc. 1Amp may charge your Athena but it need to switched off(put into standby)
Thanks
This question has been discussed before in this forum. Look at this thread.
Put special attention to post #5. It seems that HTC uses one pin of the mini-usb connector (it has 5 pins while standar usb connector need only 4) to differentiate between charger and sync.
If the charger does not have this pin configured correctly , the athena thinks that it is a connection form a PC and does not start the fast charging.
Other option is to use a special adaptor like the one from PPC Tech (PPC Techs HTC Advantage Lil Sync DUO Mini-5 USB Adapter avaliable on expansys), that allows you to enable fast charging with any charger (minimun 1A). I have used it successfully with several car chargers.
Reminds me of this discussion http://www.modaco.com/content/HTC-Typhoon-Variants-Typhoon-MoDaCo-com/115090/Car-Charger/
Still doesn't charge enough even w/ HTC charger
Yes. The pin configuration is different for the Athena. Yes, it needs higher amperage to charge. However, even when taking all these things into account, there's still a problem.
I bought the HTC car charger precisely to avoid the problem of undercharging / pin misconfiguration. Yet, I still have problems. Whenever I drive long distances (4 hrs +, vacation, etc.), I generally have the gps running along with bluetooth for my ear piece (in case of phone calls), and I have an mp3 player going for tunes (running off the MD). Since it's generally a bright, sunny day, I also have the screen at full brightness (otherwise you can't see it at all.) Even with the HTC charger which is listed as the one designed for the Athena, my unit will die within 4 hours.
I realize that this is alot of juice, but it still annoys me that the charger can't keep up with the unit it was designed for. I imagine it wouldn't last that long if I had the gprs and/or wifi (not that I'd have wifi going while I drive anyway) running, too.
My question is: Do you think it's the screen or the MD which is sucking up all the juice? I've taken to letting the screen shut off (an option on many mp3 players), if I'm on the freeway and don't need the gps for a while. But to be honest, I haven't taken any really long trips to test this approach.
BTW, it's not a problem with the charger. I've got 2 of them, and the same thing happens with both.
pkchainsaw said:
Yes. The pin configuration is different for the Athena. Yes, it needs higher amperage to charge. However, even when taking all these things into account, there's still a problem.
I bought the HTC car charger precisely to avoid the problem of undercharging / pin misconfiguration. Yet, I still have problems. Whenever I drive long distances (4 hrs +, vacation, etc.), I generally have the gps running along with bluetooth for my ear piece (in case of phone calls), and I have an mp3 player going for tunes (running off the MD). Since it's generally a bright, sunny day, I also have the screen at full brightness (otherwise you can't see it at all.) Even with the HTC charger which is listed as the one designed for the Athena, my unit will die within 4 hours.
I realize that this is alot of juice, but it still annoys me that the charger can't keep up with the unit it was designed for. I imagine it wouldn't last that long if I had the gprs and/or wifi (not that I'd have wifi going while I drive anyway) running, too.
My question is: Do you think it's the screen or the MD which is sucking up all the juice? I've taken to letting the screen shut off (an option on many mp3 players), if I'm on the freeway and don't need the gps for a while. But to be honest, I haven't taken any really long trips to test this approach.
BTW, it's not a problem with the charger. I've got 2 of them, and the same thing happens with both.
Click to expand...
Click to collapse
I don't have problem like yours. I always have my backlight adjusted to the brightest. I keep all my applications on MD (which means it's spinning most of the time). With GPS running and music playing, my device will give charged to the fullest and stay that way very very quickly. I use the standard HTC charger. Only thing is I don't use bluetooth, so I'm not sure how much this would influence it.
Don't know what the current is, but my Brodit Active mount charges my Athena quickly even with everything turned on- used mainly for Sat-Nav with screen on full bright/ no sleep during day.
Trickle charge from the PC USB takes forever!
NeilM said:
Don't know what the current is, but my Brodit Active mount charges my Athena quickly even with everything turned on- used mainly for Sat-Nav with screen on full bright/ no sleep during day.
Trickle charge from the PC USB takes forever!
Click to expand...
Click to collapse
I have the same experience with the Brodit.
I’m using the supplied HTC car charger, for an hour journey,
with only backlight full and GPS it charged but very small increment.

[Q] In car charging - Negative charge :S

when using my phone in the car, i have the phone stream bluetooth to the cars stereo for audio, and navigation, i used the headunits built in usb to charge the phone wilst doing this, and noticed that at the end of a 4 hour journey, the batter had drained from 98% to 23%. So i bought a samsung in car charger and spent hours installing it with now wires around the front (im very perticular about this) and im still on a negative charge. Im running cognition s2 v1.31, and using poweramp for audio (only one that seems to work with a2dp) and copilot/google maps for navigation. When i run these programs, if i hit task manager it says there only using around 14% cpu each, so why on earth would it be getting a negative charge?
How about if you try and use none or maybe just one function of phone whilst on charge cable and see how battery performs.
Next check I would is to use charger in another car and see if the problem is in the hole in the car where you put the charger.
rgray99c said:
When i run these programs, if i hit task manager it says there only using around 14% cpu each, so why on earth would it be getting a negative charge?
Click to expand...
Click to collapse
Is the display on all the time? That's usually what drains the most battery when combined with navigation.
This phone consumes too much power for running and charging in your case. Ordinary USB chargers use to provide no more than 500mA. It's not enough. You need much more. Just to try something more powerful - like iPhone 4 usb car charger. Probably it will solve your problem.
Well, ive gone and bought a charger rated at 1000ma, and it doesnt loose as much yet its still a negative charge, he screen is on consantly. After more heavy testing, using pwer amp only streaming audio was fine, it charged pretty quick, using google maps only, it charged, not as quick but it did, same with copilot, what annoys me is i came from an iphone 4, and was able to use tomtom as well as streaming bluetooth and it used o charge pretty quick, and never get nearly as warm, im so contemplating selling the sgs2 nd going back to iphone
Its already been documented. This phone pulls more power than the charger supplies. This is limited in the kernel so nothing you can do other than not use the phone that hard.

Samsung MHL to HDMI Adapter not charging the battery

Hello there,
I bought Samsung's MHL to HDMI Adapter (http://www.amazon.com/Samsung-MHL-HDMI-Adapter-Packaging/dp/B005LGUDKK/ref=pd_cp_cps_1) for my at&t SGS2, video and audio worked on my HDTV without hassle, but it did not actually charge phone's battery. when it was hooked up it kept 'rising bar' on battery icon in notification area and I was under impression it's truly charging as well playing the video on my TV, but it showed 30% batter warning that's when I realized it's not charging but faking to show charging!
Is is normal or abnormal, but I read in wiki or somewhere when it's hooked on MHL to HDMI Adapter/dongle SSGS2's designed to charge the battery as well, I need to your help to determine if I have a faulty one or I should turn on/off anything on phone!
Thanks in advance!
It will only charge your phone if the TV is a MHL compliant TV. I don't think any TVs on the market are compliant yet.
There should be a spot on the adapter to plug your charger into. That is the solution for non-compliant TVs. Did you plug your charger into the adapter?
Sent from my Galaxy S II (i777)
Thanks quarlow for quick reply. Yes I indeed plugged the charger into Adapter in order for it to work, that worked flawlessly, but the question is why the battery icon on my phone was showing 'charging bar' while it was not actually charging, that's mysterious.
My TV may be not MHL complaint as it's 2 yrs old already, but MHL complaint TV's don't need the MHL adapter be powered by external chargers, if I am right.
Thanks!
I too have an MHL adapter but it isn't the official "Samsung" one, but it will charge the phone overnight, but I've never left the device plugged into a tv and the adapter for an extended period of time.
I imagine that the adapter needs to draw power to send an image out to the TV, and the phone simply assumes that a charger is plugged in but rather than actually getting a charge the power is being diverted into the MHL adapter, and maybe a little bit is going to the phone but not enough to offset the drain of displaying an image on an HDTV.
I'll give it a test drive tonight and see if I get any different results, but I bet I have the same result.
TXFLGO05 said:
I too have an MHL adapter but it isn't the official "Samsung" one, but it will charge the phone overnight, but I've never left the device plugged into a tv and the adapter for an extended period of time.
I imagine that the adapter needs to draw power to send an image out to the TV, and the phone simply assumes that a charger is plugged in but rather than actually getting a charge the power is being diverted into the MHL adapter, and maybe a little bit is going to the phone but not enough to offset the drain of displaying an image on an HDTV.
I'll give it a test drive tonight and see if I get any different results, but I bet I have the same result.
Click to expand...
Click to collapse
Much appreciated !
From what I can tell the stock charger is only 700MA and will charge the phone slowly when not in use, however if it is inuse I am sure it will only be able to keep up with the power used.
I use an HTC charger most of the time it is a 1000MA charger and seems to be a bit faster. I have not tried this with the MHL connector tho.
Sent from my SAMSUNG-SGH-I777 using Tapatalk
xisruno said:
From what I can tell the stock charger is only 700MA and will charge the phone slowly when not in use, however if it is inuse I am sure it will only be able to keep up with the power used.
I use an HTC charger most of the time it is a 1000MA charger and seems to be a bit faster. I have not tried this with the MHL connector tho.
Sent from my SAMSUNG-SGH-I777 using Tapatalk
Click to expand...
Click to collapse
I believe this is your answer as well. I did not have the opportunity to test drive the MHL adapter last night, but what I would suggest is turning off whatever you aren't using while streaming. Check out the link below, and the last review for a similar problem from another MHL adapter, although MHL allows charging I imagine if you read the spec on it (the tech spec), it probably only supports 500 mAh max. Although it costs $100 to read the draft spec (which is stupid).
I will find out if I experience the same drain as well but I imagine what is happening is the Wifi/Data connection is draining faster than the charge is going into the battery, which is probably why standard use doesn't cause a problem. However streaming coupled with whatever else is going on is probably the culprit. So I'd suggest if you are going to stream anything while connected to disable non essential services (Sync, other data connections, bluetooth) and clear RAM so only what you want is actually running.
http://www.monoprice.com/products/p..._id=1083314&p_id=8675&seq=1&format=4#feedback
TXFLGO05 said:
I believe this is your answer as well. I did not have the opportunity to test drive the MHL adapter last night, but what I would suggest is turning off whatever you aren't using while streaming. Check out the link below, and the last review for a similar problem from another MHL adapter, although MHL allows charging I imagine if you read the spec on it (the tech spec), it probably only supports 500 mAh max. Although it costs $100 to read the draft spec (which is stupid).
I will find out if I experience the same drain as well but I imagine what is happening is the Wifi/Data connection is draining faster than the charge is going into the battery, which is probably why standard use doesn't cause a problem. However streaming coupled with whatever else is going on is probably the culprit. So I'd suggest if you are going to stream anything while connected to disable non essential services (Sync, other data connections, bluetooth) and clear RAM so only what you want is actually running.
http://www.monoprice.com/products/p..._id=1083314&p_id=8675&seq=1&format=4#feedback
Click to expand...
Click to collapse
So you mean if phone is hooked up with MHL adapter while it's not actually streaming , the battery percentage should go up (meaning charging) like 8% ->to 9% -> 10% ? I can try this.
I know the MHL adapter will charge your phone if you aren't streaming, I had mine plugged in sent text message, watched a video clip I shot, looked through pictures, and left it plugged in. I also used to charge my phone via the MHL adapter (charger into MHL into phone) regularly but the charger kept popping out of my adapter if I checked my phone.
I'll look into it more this weekend and get back with you about it.
Can confirm this is indeed a problem. Would recommend under clocking the processor
Until it's unbearable and try again.
My processor is oc'd on demand but it drained it really fast. Probably a glitch in their version of GB.
Sorry I don't have better news!
Sent from my SAMSUNG-SGH-I777 using XDA App
Thanks Guys!
I did kinda experiment, MHL adapter is indeed charging the battery while streaming, but battery drains faster than being charged, this is the outcome.
1. I plugged the phone while it's not streaming ..battery percentage increased from 78 ->79->80% and so on.
2. I took the phone off the MHL adapter and played the same video (flash based) it drained 10% of battery in 20 minutes.
3. I hooked the MHL adapter/charger and streamed the same video (flash based) it drained 5% of battery in 20 minutes.
I would like to conclude, MHL adapter charged the battery, but flash based video streaming drained the battery faster than the rate in which the battery was being charged.

Good car charger for your note (or other android smart phone)

I just posted this in my other thread Information on charging the note, but that thread is really lengthy and I thought this was worth mentioning in its own thread for anyone who might be looking for a good car charger, but doesn't want to read 8 pages of other information.
I had been looking for good one, and started with the motorola charger that I've seen recommended a few times. It's cheap, nicely made, and does have the data pins shorted, but for me, it didn't meet my needs because when using GPS in the car. With the screen on, the phone actually discharged and did not charge. It discharged at about 6% per hour. This is not surprising because when measured, it does not put out the max current that the note can accept (it puts out about 850mA of charging current via my measurements).This charger, on the other hand, puts out the max charging current your note can take (1000mA). I have verified this. When using GPS with the screen on, on my note at least, it actually charges the phone at a rate of ~3%/hour instead of discharging. It will even charge the phone if you are using GPS + screen on + also streaming music (ie pandora). That 150mA difference may not seem like much, but for me, it's the difference between discharging or actually charging the phone while using GPS.
A couple of notes... this charger does not come with a cable, so you'll need a generic usb type a to mirco usb cable. Nothing special is needed in the cable... you can get a "charge only" or a data version, any cable will be fine. Amazon has some very inexpensive ones with low shipping costs if you search. There are two ports on the charger, clearly marked on the charger itself, a 1A port and a 2A port. The 2A port will NOT charge your note at the AC charge rate as the data pins are not shorted -- it will charge at 500mA, and your phone WILL discharge instead of charge if you are using this port with GPS, etc. So ignore the 2A port unless you have an iDevice you want to charge with it. The 1A port, however, WILL charge your note at the AC charge rate, and DOES put out the rated 1A. This is the port you want to be using for your Note.
So, if anyone is looking for a good charger for the car, that's it. The only negative thing I have to say about it (so far) is that it is a little bit wobbly once seated in the cigarette lighter. Not enough to come out or cause any problems or anything, but enough to be annoying (to me). Nothing a little electrical tape (or any tape) can't fix quickly and easily, though, if it bothers you enough.
pj_rage said:
I just posted this in my other thread Information on charging the note, but that thread is really lengthy and I thought this was worth mentioning in its own thread for anyone who might be looking for a good car charger, but doesn't want to read 8 pages of other information.
I had been looking for good one, and started with the motorola charger that I've seen recommended a few times. It's cheap, nicely made, and does have the data pins shorted, but for me, it didn't meet my needs because when using GPS in the car. With the screen on, the phone actually discharged and did not charge. It discharged at about 6% per hour. This is not surprising because when measured, it does not put out the max current that the note can accept (it puts out about 850mA of charging current via my measurements).This charger, on the other hand, puts out the max charging current your note can take (1000mA). I have verified this. When using GPS with the screen on, on my note at least, it actually charges the phone at a rate of ~3%/hour instead of discharging. It will even charge the phone if you are using GPS + screen on + also streaming music (ie pandora). That 150mA difference may not seem like much, but for me, it's the difference between discharging or actually charging the phone while using GPS.
A couple of notes... this charger does not come with a cable, so you'll need a generic usb type a to mirco usb cable. Nothing special is needed in the cable... you can get a "charge only" or a data version, any cable will be fine. Amazon has some very inexpensive ones with low shipping costs if you search. There are two ports on the charger, clearly marked on the charger itself, a 1A port and a 2A port. The 2A port will NOT charge your note at the AC charge rate as the data pins are not shorted -- it will charge at 500mA, and your phone WILL discharge instead of charge if you are using this port with GPS, etc. So ignore the 2A port unless you have an iDevice you want to charge with it. The 1A port, however, WILL charge your note at the AC charge rate, and DOES put out the rated 1A. This is the port you want to be using for your Note.
So, if anyone is looking for a good charger for the car, that's it. The only negative thing I have to say about it (so far) is that it is a little bit wobbly once seated in the cigarette lighter. Not enough to come out or cause any problems or anything, but enough to be annoying (to me). Nothing a little electrical tape (or any tape) can't fix quickly and easily, though, if it bothers you enough.
Click to expand...
Click to collapse
i purchased the car dock made specifically for this phone from samsung and it is awesome. phone snaps right into place, dock has a connector built in and comes with a charger. Suction cup has never fell off the window and the whole thing is very sturdy. the note looks awesome mounted in the truck above the in dash navigation and works great with ford sync
Personally I like the Motorola Chargers as they have a nice wound cord, although they only charge one device.
http://www.amazon.com/Motorola-Vehicle-Adapter-micro-USB-Charger/dp/B000S5Q9CA
khaytsus said:
Personally I like the Motorola Chargers as they have a nice wound cord, although they only charge one device.
http://www.amazon.com/Motorola-Vehicle-Adapter-micro-USB-Charger/dp/B000S5Q9CA
Click to expand...
Click to collapse
That is the other charger I was talking about that is not nearly as good as the one I'm suggesting. With that charger, if you use GPS while the screen is on, your battery will discharge instead of charge. Even without GPS or the screen on, in the best case scenario, it will still charge slower than the one I've recommended. If you're OK with that, then yes I suppose it's an OK charger. It's cheap, looks pretty cool, and seems well built. But for my needs for a charger, I need a) the fastest charger available, and b) for a car charger, I need one that lets me use the GPS on my phone without losing battery life. That's why I searched and found the one I'm recommending.
I personally hate the wound cord because it puts tension on the phone if you try to use it beyond the wound range (which I almost always seem to do), but that's a totally personal preference. The cord is always fighting me when I'm typing on my phone while driving (Not that I do that )
pj_rage said:
That is the other charger I was talking about that is not nearly as good as the one I'm suggesting. With that charger, if you use GPS while the screen is on, your battery will discharge instead of charge. Even without GPS or the screen on, in the best case scenario, it will still charge slower than the one I've recommended. If you're OK with that, then yes I suppose it's an OK charger. It's cheap, looks pretty cool, and seems well built. But for my needs for a charger, I need a) the fastest charger available, and b) for a car charger, I need one that lets me use the GPS on my phone without losing battery life. That's why I searched and found the one I'm recommending.
I personally hate the wound cord because it puts tension on the phone if you try to use it beyond the wound range (which I almost always seem to do), but that's a totally personal preference. The cord is always fighting me when I'm typing on my phone while driving (Not that I do that )
Click to expand...
Click to collapse
WHAT? Nonsense. First off, the phone is not going to draw more than 1A, and that is a 1A charger. Second, with the big screen on this thing at high power with GPS it's not too surprising if it just maintains its current charge, but in my week of owning my Note I know it does charge while it's on it, and my Nexus One charged on it just fine.
And the cord is very long, not sure where you're plugging your phone in..
OP said he tested the Motorola charger and it only put out 850mA, not 1A. Another poster in a different thread mentioned that his phone still discharged while using that specific car charger as well. So with heavy use it looks like it is possible for the phone to still discharge with the Motorola charger.
Thanks for the info. Had a Verizon car charger for my defunct droid razr and wasn't giving out enough juice to keep the Note running. Heck, it wasn't even able to keep the droid running.
Will look into the ones mentioned here.
Sent from my SGH-I717R using XDA
khaytsus said:
WHAT? Nonsense. First off, the phone is not going to draw more than 1A, and that is a 1A charger. Second, with the big screen on this thing at high power with GPS it's not too surprising if it just maintains its current charge, but in my week of owning my Note I know it does charge while it's on it, and my Nexus One charged on it just fine.
And the cord is very long, not sure where you're plugging your phone in..
Click to expand...
Click to collapse
I'm not saying the the phone is drawing more than 1A. I'm saying that the motorola charger does not provide the full 950mA it claims (only provides 850mA), and this one I'm recommeding DOES put out the full 1A it claims. Either way, though, there's one thing I know for sure: the one I've recommended above charges faster than the motorola one, and allows your phone to charge in some scenarios where the motorola one does not. It is a better charger, from the aspect of actually charging the phone. The motorola charger might be fine for a lot of people. 850mA is still a good rate of charge, but unfortunately is just shy of being able to maintain or actually increase the state of charge of your note's battery under a common (for a lot of people) scenario in the car -- using the GPS with the screen on. If, however, the motorola charger is working perfectly for you, that's great. I don't care if you buy the other charger or not, I have no affiliation with the company or amazon or anything, I'm just providing the data so everyone can make an informed decision.
The wound cord thing is totally personal preference, I'm not gonna argue that one way or another.
khaytsus said:
Personally I like the Motorola Chargers as they have a nice wound cord, although they only charge one device.
http://www.amazon.com/Motorola-Vehicle-Adapter-micro-USB-Charger/dp/B000S5Q9CA
Click to expand...
Click to collapse
Yes, I use this one...for making sure my Note is charged whilst using the Note's GPS on my motorcycle.
Works great!!
Since I already have a power inverter I'm going to get the Blackberry Premium 1.8A charger for my note. Even though I carry 2 extra OEM batteries I still need all the power I can get.
just_visiting said:
Since I already have a power inverter I'm going to get the Blackberry Premium 1.8A charger for my note. Even though I carry 2 extra OEM batteries I still need all the power I can get.
Click to expand...
Click to collapse
Just FYI I cannot confirm that this charger has the data lines shorted, so you may not charge at the full ac charge rate. Just because it says 1.8A doesn't mean anything. If it does not short the data lines, it will charge at 500mA (half the rate of the OEM AC charger), whether it's rated at 1A, 1.8A, or 1,000,000A.. Sorry if you already knew this, I just don't want any more people getting confused thinking that as long as the charger says it's rated at 1A+ that they will be charging at the full 1A. This is not the case with our Notes (or most/all? Samsung phones). No charger can or will charge faster than your OEM charger, unless your OEM charger is defective. The speed can only be matched, not exceeded.
Here's a scenario using the Motorola charger that is baffling me. I agree with the OP...using my Note with GPS and playing mp3 music at the same time does discharge the oem battery at a slow rate. But if I follow the same scenario, but use a cheap Hyperion 2600mah battery in place of the Samsung oem battery, it actually charges during use! Not fast, only about 3% an hour, but that beats a discharge situation! Why is this?
Sent from my SAMSUNG-SGH-I717 1.8ghz using xda premium
Great informative post OP! Thanks! I was actually looking into this yesterday and your post is exactly correct. I currently have two Motorola chargers and yup, the Note discharges when using the GPS. I was looking into a new charger and ordered the exact same one you mentioned (in white).
What is surprising to me though is how you mentioned the 2A plug will not output the proper amp, so I have to use the 1A port instead? Do you know why they made it this way? It is just weird how they designed it.
Thanks!
pj_rage said:
I just posted this in my other thread Information on charging the note, but that thread is really lengthy and I thought this was worth mentioning in its own thread for anyone who might be looking for a good car charger, but doesn't want to read 8 pages of other information.
I had been looking for good one, and started with the motorola charger that I've seen recommended a few times. It's cheap, nicely made, and does have the data pins shorted, but for me, it didn't meet my needs because when using GPS in the car. With the screen on, the phone actually discharged and did not charge. It discharged at about 6% per hour. This is not surprising because when measured, it does not put out the max current that the note can accept (it puts out about 850mA of charging current via my measurements).This charger, on the other hand, puts out the max charging current your note can take (1000mA). I have verified this. When using GPS with the screen on, on my note at least, it actually charges the phone at a rate of ~3%/hour instead of discharging. It will even charge the phone if you are using GPS + screen on + also streaming music (ie pandora). That 150mA difference may not seem like much, but for me, it's the difference between discharging or actually charging the phone while using GPS.
A couple of notes... this charger does not come with a cable, so you'll need a generic usb type a to mirco usb cable. Nothing special is needed in the cable... you can get a "charge only" or a data version, any cable will be fine. Amazon has some very inexpensive ones with low shipping costs if you search. There are two ports on the charger, clearly marked on the charger itself, a 1A port and a 2A port. The 2A port will NOT charge your note at the AC charge rate as the data pins are not shorted -- it will charge at 500mA, and your phone WILL discharge instead of charge if you are using this port with GPS, etc. So ignore the 2A port unless you have an iDevice you want to charge with it. The 1A port, however, WILL charge your note at the AC charge rate, and DOES put out the rated 1A. This is the port you want to be using for your Note.
So, if anyone is looking for a good charger for the car, that's it. The only negative thing I have to say about it (so far) is that it is a little bit wobbly once seated in the cigarette lighter. Not enough to come out or cause any problems or anything, but enough to be annoying (to me). Nothing a little electrical tape (or any tape) can't fix quickly and easily, though, if it bothers you enough.
Click to expand...
Click to collapse
pj_rage said:
Just FYI I cannot confirm that this charger has the data lines shorted, so you may not charge at the full ac charge rate. Just because it says 1.8A doesn't mean anything. If it does not short the data lines, it will charge at 500mA (half the rate of the OEM AC charger), whether it's rated at 1A, 1.8A, or 1,000,000A.. Sorry if you already knew this, I just don't want any more people getting confused thinking that as long as the charger says it's rated at 1A+ that they will be charging at the full 1A. This is not the case with our Notes (or most/all? Samsung phones). No charger can or will charge faster than your OEM charger, unless your OEM charger is defective. The speed can only be matched, not exceeded.
Click to expand...
Click to collapse
Yes I already know this. I can always return the charger if it does not work properly. Also last night, I tested an OEM HTC charger that came with my older HTC Desire Z and it outputs exactly as the OEM Samsung Note charger. I used your command line in Terminal Emulator.
Got it today. Wow it charges fast.
Sent from my SAMSUNG-SGH-I717 using xda premium
OK I was wrong it does not charge faster. It actually allowed my battery to drain at about 1% per 4 minutes, during driving. I DID NOT USE PORT 1A. Will try 1A tomorrow.
the AC charge rate as the data pins are not shorted -- it will charge at 500mA, and your phone WILL discharge instead of charge if you are using this port with GPS, etc. So ignore the 2A port unless you have an iDevice you want to charge with it. The 1A port, however, WILL charge your note at the AC charge rate, and DOES put out the rated 1A. This is the port you want to be using for your Note.
Click to expand...
Click to collapse
Not shorted charger
StarLog said:
Got it today. Wow it charges fast.
Sent from my SAMSUNG-SGH-I717 using xda premium
Click to expand...
Click to collapse
What did you get? The motorola one or the Blackberry? Link please.
Thanks for this. Will be ordering the PowerGen. Just got back from a trip to Chicago from Ohio and left with 100% and arrived with 70%. Figured the charger just wasnt putting out enough power.
Now I just need a good adjustable windshield mount that will accept my phone with a case on it!
Sent from my rooted and OC'd SAMSUNG-SGH-I717 using XDA
I just got this one: http://www.amazon.com/Satechi-Lighter-Converter-BlackBerry-Playbook/dp/B004X71HXU
It comes with a adapter that shorts the pins to enable rapid charge.
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Even with GPS running my battery is fully charged when driving to work. I ordered a couple extra adapters from the Satechi website to throw in my laptop bag to rapid charge over the USB 3.0 port and one for my wife's car. Now she can rapid charge her captivate with the high current car charger finally.
Sent magically through the air from the mighty Note!
Thanks I just bought this.
kimocal said:
I just got this one: http://www.amazon.com/Satechi-Lighter-Converter-BlackBerry-Playbook/dp/B004X71HXU
It comes with a adapter that shorts the pins to enable rapid charge.
Even with GPS running my battery is fully charged when driving to work. I ordered a couple extra adapters from the Satechi website to throw in my laptop bag to rapid charge over the USB 3.0 port and one for my wife's car. Now she can rapid charge her captivate with the high current car charger finally.
Sent magically through the air from the mighty Note!
Click to expand...
Click to collapse
keplenk said:
What did you get? The motorola one or the Blackberry? Link please.
Click to expand...
Click to collapse
Sorry for the delay, I wanted to verify it. Look at previous post, edited.
Not 500ma charger

MHL Adapter Comparison

I first bought a monoprice MHL adapter when they became available at around $11. I was very happy with it, but started looking for another to throw in the car for when I visited my girlfriend, or otherwise wanted to share video on the go. So I went on EBAY and bought a $6 cheapie adapter - that surprisingly worked at least as well. Later, I decided to buy a bluetooth joystick for gaming and bought a kit which included yet another MHL adapter, this one with an HDMI cable built in which made it convenient. This one cost roughly $12 in the kit.
You'd think I'd be done buying MHL adapters, but a thread which I now believe had false data - cited that the official Samsung MHL adapter output 60 FPS from the evo 3D. When I noted that all of my adapters output at 30 FPS - and the thread maker did not respond, I decided that it might be worth buying the Samsung Adapter as a test. To be sure - I bought the adapter directly from Amazon (not a vendor) at a premium price of $25.
I will note that to date I've seen no difference in Video Quality. I'll follow up this thread with a post reviewing video and gaming - but for now, all 4 adapters report 30 FPS from a stock EVO 3D, and I can see no difference in video quality. Where they do differ is in charge rate, and compatibility with the HTC dock - because some have bulkier micro USB plugs than the others.
One note - my original EVO 3D gradually lost HDMI output. Though presumably the output was digital, I got snow which varied by jiggling the port - and on some TV's I could get no output or strange colors and lines. I figured the port was shot and got a refurb insurance replacement - that fixed the problem. Since then - I've tried to use the HTC dock wherever possible to prevent further damage to my USB port. The HTC dock works great - with push button HDMI output and costs $15 at Radio Shack. The drawback is that you can use NO cases.
The following charging tests were done with Battery Monitor Widget. Having tested A LOT of battery monitors from the market - this is the only one that consistently works well. To set up this test - I connected each adapter to the dock (where possible) and only left wifi, phone and 4G on. All used the same USB charger (2.1A - though we max out at 1) and since a portion of the charge goes to the adapter, I wanted to see how much actually went to charge the phone. I didn't actively run programs - I stayed on Battery Monitor Widget's screen and monitored charge rates for about a half hour each. I can tell you that charge rates playing videos have been pretty consistent with the results - some MHL adapters drain the phone playing videos, others don't.
First - the monoprice adapter ($11):
http://www.monoprice.com/products/p...=10833&cs_id=1083314&p_id=8805&seq=1&format=2
This one works well - though it is NOT compatible with the HTC dock.
The best charge rate I got in a half hour: +179 MA
This result is better than on any of my previous tests, I'm a little surprised the result was so good for the monoprice. Using movies on my card through dice player - I believe I could play for at least 10 hours straight without running out of phone battery (stock). There's a little drain, though streaming would burn battery much faster.
Next - the EBAY adapter ($6):
http://www.ebay.com/itm/Micro-USB-M...&otn=3&po=LVI&ps=63&clkid=7852517687946872680
It appears the price has gone up since I bought it - but this one works great and DOES fit the HTC dock perfectly well.
The Best Charge Rate was +209 MA
Which is great. I was first shocked to play movies on it - and see that my phone got fully charged.
Next - The Phonejoy Video Game adapter ($12.90):
http://www.phonejoy.us/shop/mhl-male-cable-microusb-to-hdmi/#tab-description
This one is a tight fit with the HTC dock, it makes me nervous to use it long term this way - because I think the dock port or the cable will fail.
However - it includes a full HDMI port (no cable needed) -and is designed such that the long micro USB cable puts little strain on your phone while gaming. It's a good design, but the only drawback is that at 3FT the cable is really too short to game on a big TV.
The best charge rate in a half hour: -9 MA
You read that right. It drains the phone while using it - I couldn't get it to charge for some reason. A definite negative.
Finally - the Samsung adapter ($25):
http://www.amazon.com/Samsung-MHL-H...UDKK/ref=sr_1_1?ie=UTF8&qid=1334923643&sr=8-1
It fits the HTC dock. It's certainly the prettiest, it's smaller than the others, glossy and feels expensive. Which at double the price (at least) - it is. But who buys electronics for the looks? Not I.
The best charge rate in a half hour: 219 MA
So the Samsung did charge the best overall. But are the extra 10 MA worth paying $25 instead of my $6 eBAY special? I don't think so.
I'll try to be detailed with a post later in the weekend, but right now - I see no video output difference using the EVO 3D. If any of these adapters has 60FPS capability - it's not with a stock device. I've been playing 720P videos and 1080P videos at 30FPS using Diceplayer - and noticed no quality differences. I've tested 3D videos on almost all of them - and they work great on my passive 3D TV.
In short - right now, my $6 EBAY special is proving to be the best bang for the buck and unless I see better video quality in gaming or other content this weekend, the Amazon adapter is probably going back. It's possible that other adapters have lower quality - but the 4 above that I've personally tested seem to work equally well at video output, with the only differences being fit and charge rate.
Due to the lack of replies, I thought no one was interested in this thread, so I didn't return to it. I only just realized that some users thanked me for it.
I just spent about 3 hours going back and forth between the Samsung MHL adapter and the EBAY cheapie. I'd watch 2 minutes of 720P MKV on one, then repeat the process with the other adapter. I then played a level or portion of a level on Shadowgun and then switch cables.
The end result is that I still don't see a reason to pay extra for the Samsung adapter. Every time I thought I saw a defect with one cable, I'd swap cables and catch the same video defect or game artifact. I was watching 3 FT away from a 1080P 32" LED - and could spot no definite differences after a few hours of testing.
That's proof enough for me - though it's possible with another device that we might see a difference in these adapters, I see none with a stock EVO 3D. I'm going to be returning the Samsung MHL adapter to Amazon.
Thanks for the post! ...on another note, Maybe you should try a video player that utilizes hardware acceleration? Mx player?? Maybe the player is capping your fps? Just a guess
Sent from my PG86100 using Tapatalk
Perhaps this has been asked before, but I've been looking at some cheapies on eBay. The ones that plug into the mhl port, have an HDMI adapter, and an additional adapter to plug your charger into. Will this charge the phone while it outputs to the TV? If not, what's the best solution to output and charge at the same time?
adeyo said:
Thanks for the post! ...on another note, Maybe you should try a video player that utilizes hardware acceleration? Mx player?? Maybe the player is capping your fps? Just a guess
Sent from my PG86100 using Tapatalk
Click to expand...
Click to collapse
Umm, I'm already using Mx Player. But on our phones it's not as good as Diceplayer. My FPS is not being capped by the software, at all times - connected to my TV it reports 30FPS. That's whether you're on the main screen or actively playing a video.
bkertz said:
Perhaps this has been asked before, but I've been looking at some cheapies on eBay. The ones that plug into the mhl port, have an HDMI adapter, and an additional adapter to plug your charger into. Will this charge the phone while it outputs to the TV? If not, what's the best solution to output and charge at the same time?
Click to expand...
Click to collapse
Yes, it'll charge - but like I pointed out in my extensive review, not all adapters charge at the same rate. If you get an adapter that I didn't review - it'll be a matter of luck how fast it charges.
Also - if you're running intensive software, like streaming video - you may not charge at all, and may instead drain the device.
I'm using the stock Samsung MHL adapter, and I get a negative battery drain every time I output video via HDMI using MX Player... pretty disappointing. Using the stock power adapter. Have you been using an aftermarket power adapter that has a higher output to get the positive charge?
conradcbrown said:
I'm using the stock Samsung MHL adapter, and I get a negative battery drain every time I output video via HDMI using MX Player... pretty disappointing. Using the stock power adapter. Have you been using an aftermarket power adapter that has a higher output to get the positive charge?
Click to expand...
Click to collapse
That's really odd. Even if I used a more powerful charger, our phones max out at charging with a 1A rate. In general, I can confirm that the stock charger would give you the same results as above.
The only way I can explain your poor charging, would be if you are streaming via WiFi, your phone is trying failed data connections repeatedly, or perhaps most likely - you bought a bootleg Samsung MHL adapter.
MHL User
Thank you for this info. I took your advice and bought two from Ebay for under $5 bucks each and no problems with playback or charging. Though i must confess I don't know how long it takes to completely charge the phone. The USB charger plus in the side of the adapter.
Just a fyi...
The length and quality of the cable between the charger and your phone will dramatically change the charge rate.
The longer the cable the less charge rate
The thinner the wires the less charge rate.
And as you can imagine a combination of length and crapy wire =
A lot of the cables on eBay are terrible as they are made as cheap as possible.
I have found that the coiled (spring looking) ones are almost always good as you can't make a decent 'coil' with crapy wire.
Hope this helps.
Sent from my HTC One using Tapatalk 4 Beta
Just a question to those that tried: How is gaming with such a Cable? Can the Evo 3D handle games on the big screen, or is it a sluggish mess? Also, how well do them cables cope when you put the phone under the strain of gaming? It runs through my battery pretty quickly when playing Dead Trigger or the like (and pretty much doesn't charge with the charger connected); how well do them MHL-Cables do at keeping the phone running? 219mA in 30 minutes seems rather poor.

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