[Q] MHL/USB OTG issue - Galaxy Note 3 Q&A, Help & Troubleshooting

Hi guys, picked up a smart dock over the weekend, gonna try a new project where I get rid of my PC and use my phone for everything, and see how it goes.
Only issue I have is that when connecting the Note 3 to the dock the screen doesn't switch off, and because its only MHL 1.0 it won't charge the phone quicker than it discharges. I got the smart dock after watching a youtube video where the guys screen goes off when the MHL is connected and he says that some do, some don't and he can't find out why or what causes it.
I did find an app that switches the screen off when using MHL but it needs root and my device is only a couple weeks old and I have no insurance, so not ready to trip knox and void my warranty just yet, although if there was a custom rom that handled docking better than stock I probably would just insure it and go for it.
Also, anyone found a dock with MHL 2.0 and USB OTG? Could only find MHL 1.0 when I was looking (want 1080p goodness really lol, MHL 1.0 only seems to go to 720p).
Thanks in advance

Related

[Q] Tab dock HDMI no sound please help

Hi to all
I had recieved the dock and a good HDMI cable.
I tested in a Toshiba 37WL66Z, perfect video, but no sound, ( In the same tv I have connected my laptop and I have sound ), then I thought that it was the dock or the cable, so I tried this in a second tv I have Toshiba 32AV500P, two years newer that the first, sound ok in both HDMI inputs.( so cable and dock are OK ).
What is going on?, I had searched the net alot, but I have not found a solution, I have read that there are people having the same problem with me, concerning the dock.
Can I do something? is there are different protocolls, that the devices communicate each other in HDMI connections?
Can I made an upgrade or something else?
Thanks in advance
I think the compatibility is not a 100%. I had some troubles when I hooked my Tab. It's unbelievable that there is little to no information about the dock to find while searching on Google! (Troubleshooting)
Yes you are right no info, I had searched everywhere, the tab is a new model, perhaps in the future?, very stange though.
Perhaps the compability problem will be solved with a firmare upgrade?
I cannot found a link to ask Samsung Korea directly to check this matter, because a lot af us have the same issue.
If anyone knows a link to them?
I connected my dock, the tab makes a connected sound, but the tv doesn't recognize the dock, so no sound or video.
rangercaptain said:
I connected my dock, the tab makes a connected sound, but the tv doesn't recognize the dock, so no sound or video.
Click to expand...
Click to collapse
Ah. that's exactly the problem I had. This is the routine that usually resolves it.
1. Reboot Tab for a fresh start
2. Hook up the dock to power. (Apparently this is required)
3. Dock the tab.
4. Make sure it shows as "charging".
5. Plugin the HDMI cable. (make sure you don't move the dock too much! the connection is crappy and very easily loosened)
Thank you friend. I suspected I would need the power cable. I got one off ebay yesterday.
You have to add #6 to the steps: hold tongue out to the left side at a 30 degree angle. ;^)

My S2 as a Smart TV hub idea

Hi all,
I had my S2 for a while now and I'm thinking of just connecting it to my TV to be use as a smart hub (media centre) as I don't have a smart TV. I'm sure I'm not alone with an aging S2 and moving onto a newer smart phone.
My Idea are:
- connect the S2 via HDMI to the TV
- use a small Bluetooth keyboard with track pad or maybe some other remote.
- try out probably XBMC
- Disable any phone feature from it (ie phone, sms, etc..)
My goal are:
- use it as a online player - Netflix, youtube, etc...
- Skype
- video player
- stream video from network
- audio player
This will be my first attempt and will be spending some money for the accessories.
Has anyone done a similar set up.
It will be great for some opinions or advice. Or issues it might not work.
Interesting idea.
You might want to think about how you're going to use it with the limited battery life first, because you won't be able to charge the phone when connected through HDMI.
I already do this occasionally albiet minus the keyboard atm,... I use it on short breaks away I took my Mhl cable and a short 1m hdmi cable to plug into the tv in the hotel room using Catchup TV app for more channels than they offered and TV Portal for streaming (free hotel Wi-Fi ftw! )... also use it for some other stuff such as watching avis I have already put on my 32gig card and finally playing my music collection through the tv speakers
re: power supply Mhl cable needs power/charger cable to work anyway also it charges at the same time
I always carry a spare charger
crobat said:
Interesting idea.
You might want to think about how you're going to use it with the limited battery life first, because you won't be able to charge the phone when connected through HDMI.
Click to expand...
Click to collapse
of course the phone charges when connected to hdmi. it does not even work if not plugged into the power outlet first.
Flog your S2 and buy a Pendroid.
http://www.amazon.co.uk/gp/aw/d/B007FR9OIK
Sent from my GT-I9100 using xda premium
Raspberry pi with xbmc
Sent from my GT-I9100P using Tapatalk 2
Thanks guys.
I got a mhl cable and it's awesome. just plug it in and it works straight away. Got the cheap version though but I guess it won't make that much difference. All I need to do is get a mod to permanently set it up as landscape mode and probably increase screen size. Will look for a new rom probably that can cater the mod.
Just need to figure this all out before spending more on a keyboard.
I had pretty much the same idea. Works well. Here is my thread:
http://forum.xda-developers.com/showthread.php?t=2569613
I am going to try running xbmc and see how that goes.
Just to let you know, I installed xbmc...details on my thread (see the above post!)

[Q] Slimport issues...

Hello all!
A few weeks ago I purchased the startech slimport cable/adapter. My original goal for purchasing it was to be able to better test an hdtv I was in the market for. Turns out when I was ready to go shopping I didn't have the cable with me so I wasn't able to test use it. Fastforward a week or two and I finally get to try it. It didn't work. At the time my Nexus was running on Droyd's kitkat rom (along with the kernel that came with it). I think nothing at all would happen whenever I would plug it in. I did some reading/research and saw that people were mentionning having problems with Slimport, especially when using new versions of custom roms. People were mentionning having issues with the earlier releases of CM but that it was later fixed. I then decided to flash CM 10.1.3-mako stable from sept 23rd but Slimport still doesn't work. I noticed though that my phone now gets rotation locked to landscape whenever I plug the Slimport/HDMI cable into it but I still get the no signal message on my TV. I've read some people mention that they've had issues when they were using a cable that is not HDMI 1.4 (I'm not sure if my cable is, I got it at the dollar store). Have other people had the same issue? Has anybody gotten Slimport to work with this version of CM? Can anybody confirm me a custom ROM with which they've had success using slimport? I tried looking in the slimport review thread but it has gotten so big and I don't really have the time to read all of it.
Thanks!
Nvm, I got it to work. My first cable was a 6ft cable and I now purchased a 3ft one. It now works perfectly!

Worlds most expensive TV stick.. how to?

Hi
I've just had an accident with my Galaxy S4 LTE, which broke it in a major way which completely broke the screen and digitizer as the phone got stuck in a car door slammed shut... really nasty :cyclops:
somehow by some miracle it still works, buttons, speakers, charging and all, just not the screen and I am thinking I will just use it as the most expensive android TV stick there is, with bluetooth keyboard and usb video out but I have one pickle.
right now I have MIUI rom, without USB debugging and broken video out, and I am thinking I need original samsung rom to get the video-out capabilites, but as I do not have a screen on my S4 so I think I would have to make a custom rom with remote desktop and/or usb debugging enabled so I can use my computer to set it up but I don't know how I can do any of that and I'm looking here for pointers and help.
Any suggestions?
ragarok said:
Hi
I've just had an accident with my Galaxy S4 LTE, which broke it in a major way which completely broke the screen and digitizer as the phone got stuck in a car door slammed shut... really nasty :cyclops:
somehow by some miracle it still works, buttons, speakers, charging and all, just not the screen and I am thinking I will just use it as the most expensive android TV stick there is, with bluetooth keyboard and usb video out but I have one pickle.
right now I have MIUI rom, without USB debugging and broken video out, and I am thinking I need original samsung rom to get the video-out capabilites, but as I do not have a screen on my S4 so I think I would have to make a custom rom with remote desktop and/or usb debugging enabled so I can use my computer to set it up but I don't know how I can do any of that and I'm looking here for pointers and help.
Any suggestions?
Click to expand...
Click to collapse
did you try an MHL adapter yet and connect it to your tv
Repulsa said:
did you try an MHL adapter yet and connect it to your tv
Click to expand...
Click to collapse
Yep, that's a bust but that is not a big surprise for me because I have turned it off, along with usb debugging

MHL stopped working after root and knox 0x1 flag

well i wanted to root my s4 so i could use joystick center touch server along with an app im working on, but now i cant get mhl to work on my s4 i9505 it worked the same day 4 hours before i rooted it and today when i tired to test on my tv just hdmi connected, black screen.
i know the cable works because it works on my sister phone which is from the same shop i acquired mine from, but her phone is unrooted with knox flag 0x0 where as mine is now 0x1 but im on the original tw 4.4.2 rom the knox came with so im confused.
help me someone thanks
It's one of those things that isn't mention when you trip Knox. You lose HDMI out.
This is a fix for screen mirroring and Allsharecast. Maybe it also works for HDMI out.
http://forum.xda-developers.com/showpost.php?p=51118444&postcount=46
Lennyz1988 said:
It's one of those things that isn't mention when you trip Knox. You lose HDMI out.
This is a fix for screen mirroring and Allsharecast. Maybe it also works for HDMI out.
http://forum.xda-developers.com/showpost.php?p=51118444&postcount=46
Click to expand...
Click to collapse
i'll take a look, fingers crossed, thanks dude
edit: it didnt fix hdmi, maybe theres a way to force hdmi
FatBoyNate said:
i'll take a look, fingers crossed, thanks dude
edit: it didnt fix hdmi, maybe theres a way to force hdmi
Click to expand...
Click to collapse
what if someone opened up a stock tw rom and took the files hdmi relies on then overwrite them on a 0x1 device maybe hdmi would work since the new files wouldnt have been modified by knox?
That won't work because the rom files remain default when knox sets to 0x1.
What steps did you try from the post I gave? I can't test it, but from what I read it should work.
I know this thread has seen a couple of full moon's but I did a lot if searches an read a lot of post's and websites but I don't know how to manage this issue.
since my knox is dripped to 0x1 mhl/hdmi adabter has stopped working.
Has anybody done research of fixing this problem Or is there a work around?
Thanks for your replies
Best regards
CatRR
#EDIT:
I'm on build: KOT49H.I9505XXUGNK4
Baseband: I9505XXUGNK4
Any ideas?
Lennyz1988 said:
It's one of those things that isn't mention when you trip Knox. You lose HDMI out.
This is a fix for screen mirroring and Allsharecast. Maybe it also works for HDMI out.
http://forum.xda-developers.com/showpost.php?p=51118444&postcount=46
Click to expand...
Click to collapse
Can this one work on lollipop too???
It is made for android 4.3 but worked as well on 4.4 kitkat bat as lollipop is such a major update I don't think it will work there.
MHL stopped working after Rooting
Hi,
my experience with an S5 G900F running Android 5.0.1 stock ROM is, that before rooting MHL works fine with different adapters available on the market.
After rooting however, at least one of them (it's a 5-in-1 adapter with HDMI, USB-A, SD, Micro-SD Slot) stopped working at all, while the original Samsung MHL (MHL to HDMI) adapter still works fine. Anotherone, it's a cable with HDMI plug on the one side and one cable coming out of that, with a USB-A plug on the other side, and the second cable coming out of the HDMI plug is the MHL which goes to the phone. The vendor of that cable is "CSL computers", an Ebay shop. It costs just a few Euros and works fine with the rooted phones. I tried two different G900F and a GT-I9300. All with Stock ROM and all rooted.
Cheers,
Hartwig
hartwigw said:
Hi,
my experience with an S5 G900F running Android 5.0.1 stock ROM is, that before rooting MHL works fine with different adapters available on the market.
After rooting however, at least one of them (it's a 5-in-1 adapter with HDMI, USB-A, SD, Micro-SD Slot) stopped working at all, while the original Samsung MHL (MHL to HDMI) adapter still works fine. Anotherone, it's a cable with HDMI plug on the one side and one cable coming out of that, with a USB-A plug on the other side, and the second cable coming out of the HDMI plug is the MHL which goes to the phone. The vendor of that cable is "CSL computers", an Ebay shop. It costs just a few Euros and works fine with the rooted phones. I tried two different G900F and a GT-I9300. All with Stock ROM and all rooted.
Cheers,
Hartwig
Click to expand...
Click to collapse
Hi im having same problem with SM-G906L
(S5 prime lte lgu+ korean) After 6.01 root, no mhl. Ive ordered samsung mhl after my red generic version stopped working.
Hopefully samsung mhl cable will fix problem.
Im thinking this is a cheeky way for samsung to sell more of there accessories to 'phone rooters' without pissing off everyone else. Could be wrong.
Thanks harwigw for some hope on this one
mycoolm said:
Hi im having same problem with SM-G906L
(S5 prime lte lgu+ korean) After 6.01 root, no mhl. Ive ordered samsung mhl after my red generic version stopped working.
Hopefully samsung mhl cable will fix problem.
Im thinking this is a cheeky way for samsung to sell more of there accessories to 'phone rooters' without pissing off everyone else. Could be wrong.
Thanks harwigw for some hope on this one
Click to expand...
Click to collapse
Little update on this, from my experience, rooting does NOT affect MHL support at all. It all depends on the ROM that you are using. Stock ROM always works fine, rooted or not. (I am using CWM auto-root). It even perfectly supports fun stuff like CEC Remote Control. The one adapter that I mentioned as not working anymore turned out to have a wire broken, and worked again after I soldered it back on.
If you are installing a custom ROM, then MHL goes south. I once saw it working with CM11 on an i9300 and then never again. On CM11 the phone freezes as soon as I plug in the MHL adapter, and eventually reboots.
Maybe a Custom ROM that is based on Samsung-StockROM-code will support MHL, but I have not tried that, so I cannot confirm.
Cheers,
Hartwig
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