[Q]The usb mass storage is not recognized by car - Galaxy S II Q&A, Help & Troubleshooting

This is a problem i have recently faced in my car.
The phone is unable to mount the sd cards(neither internal nor external) in usb mass storage mode when connected to my car stereo.
I have done some research and it seems to be a problem with the mounting order of the sdcards(internal first or external first)
Does ne 1 have a similar issue and has ne1 managed to fix it??
This is really frustrating. Not able to play collection on car. have to use separate usb drive.

dev.karayi said:
This is a problem i have recently faced in my honda city.
The phone is unable to mount the sd cards(neither internal nor external) in usb mass storage mode when connected to my car stereo.
I have done some research and it seems to be a problem with the mounting order of the sdcards(internal first or external first)
Does ne 1 have a similar issue and has ne1 managed to fix it??
This is really frustrating. Not able to play collection on car. have to use separate usb drive.
Click to expand...
Click to collapse
Use AUX cable... Or remove the ext SD card... I prefer AUX cable.. DSP manager rox on bass.

Prashanthme said:
Use AUX cable... Or remove the ext SD card... I prefer AUX cable.. DSP manager rox on bass.
Click to expand...
Click to collapse
Is AUX cable a 2 way 3.5 jack??(will try it next time)
Is there no way to use ums??(i have tried a lot..even removed ext sd card....no luck)
Thanks.

dev.karayi said:
Is AUX cable a 2 way 3.5 jack??(will try it next time)
Is there no way to use ums??(i have tried a lot..even removed ext sd card....no luck)
Thanks.
Click to expand...
Click to collapse
I tried removing ext SD card it works but gizmo heats up fast... Better to use aux cable(2 way 3.5 jack) for music and USb cable for charging :laugh:

Prashanthme said:
I tried removing ext SD card it works but gizmo heats up fast... Better to use aux cable(2 way 3.5 jack) for music and USb cable for charging :laugh:
Click to expand...
Click to collapse
Thanks for fast reply.
Aux cable works awesome
I had some prob finding it in my honda city
It is hidden and not outside.

Related

[Q] help with USB on head unit in car.

so i got a pioneer 5200 head unit today. it has a usb slot in the front, you can connect things to it and its suposta read them .. such as a ipod/iphone or any other phone with a sd card I WAS TOLD.
but i cant see to get it to work with my vibrant :-/ i know i had to put it in to debug mode to get it to work with my mac.. so i was not sure if i was missing something that i should of done.
any help? thanks.
Mount after plugging in?
Sent from my SGH-T959 using XDA App
you would need to mount the drives on the phoen as samuel said... but there could be another issue... When you mount two drives will showup (internal and SD), can the head unit process two drives?
Not ALL radios have the ability to read every phone. I have a new JVC KW-NX7000 Navi and it would not read crap from my Cliq, but would from my G1. Haven't tried it yet with the Vibrant. Try taking it out of debugging and see if that works.
Another thing to consider is that the head units often have size limitations for the partitions they can read.
It also might be getting confused with the internal storage and the sd card since I doubt it can read more than one drive at a time.
Same problem with the stock radio on my 09 civic si. I believe it to be because of the way the phone provides access to the storage cards (USB hub)
Sent from my SGH-T959 using XDA App
good call, i didnt think of the two drive thing.
checking there site it says
"Not every USB device is compatible with a Pioneer headunit containing an USB port. See more details at the following webpage: http://www.pioneerelectronics.com/USBCompatibility. Pioneer headunits containing a USB port are compatible with USB MSC (Mass Storage Class) devices only, and are not compatible with DRM (Digital Rights Management) contents and MTP (Media Transfer Protocol) connection devices. For size and other limitations, please see Owner’s Manual. Unauthorized copying of music or other files is strictly prohibited. Optional USB extension cable is available for use with front USB ports."
how ever when going to the site they say its basically a blank page ha. ill try to take it out of debugging mode.. and if that does not work ill pop out the sd card.
i tried, taking out one of the sd cards, turning off debugging mode, changing it so i have to select if i want mass storage, or media mode.
and still i get nothing sad but oh well.. still got the aux port ha
I wish I had an aux port, fm transmitters suck ballz! I have to remove my antenna to not get static and even then, sometimes I do.
badaphooko01 said:
I wish I had an aux port, fm transmitters suck ballz! I have to remove my antenna to not get static and even then, sometimes I do.
Click to expand...
Click to collapse
These things work great! http://www.amazon.com/Scosche-FM-MO..._3?ie=UTF8&s=automotive&qid=1284670423&sr=8-3
And the magic question is... CAN WE PUT OUR DEVICE IN USB MSC MODE? (Mass Storage Class)
I think it's one thing we really need. Almost every device is compatible with it, not with MTP!
You have to enable mass storage device and then mount it once you've plugged it into your receiver. Theres an app called Auto-mount that will do out for you automatically. It will only transfer music stored on your sd you will have to use the headphone jack for Pandora and Slacker.
Sent from my SGH-T959 using XDA App
I have the same problem with my Vibrant. I have an Alpine IXA-W404. When I plug in my phone via usb, it shows "searching" then "not supported" but on my head units screen it starts to show some random music files on my phone, but won't play them. I tried plugging in using two different wires, and tried with debugging on and off.
Any help? I even saw a video where the guy was doing it online with a similar setup, using a Droid and some other similar Alpine deck.
when i select "media player" from the usb settings on the phone, after about 20 seconds, the head unit starts to play a few songs but its very choppy. Any help is appreciated!
Also found this post that seems relevant, http://forums.whirlpool.net.au/archive/1283501

S2 usb connect to car audio to play mp3

hi all, it failed to recognize this device when i connected to my car usb port audio. i also tried debugging checked or unchecked, but failed too,
any advice? much appreciated.
Did you mount it as USB storage?
shadowofdarkness said:
Did you mount it as USB storage?
Click to expand...
Click to collapse
you mean drag down the info. screen then click connect to usb storage? i tried it but the audio displayed "unsupported"
astoncheah said:
you mean drag down the info. screen then click connect to usb storage? i tried it but the audio displayed "unsupported"
Click to expand...
Click to collapse
Mine does the same, i have to trick it by pulling out the cable insert it and quickly enter usb storage some times before it works. I also have to put all my music on the internal memory cause that's the one working.

could moving apps via titanium could cause a problem with usb connection behaviour

I am so confused as to all of this and I am new to android and this is what happened with me
The story annoyed so much it took me 3 hard reset until I figured out the source of my problem
My story began when i noticed how poorly my sg2sounds on my car stereo using a 3.5mm cable so I decided to plug into the car stereo via usb as that will enhance the playing music on my stereo via usb cable.
Anyhow I bought the titantium pro from the market and ran the batch that moves all user app to sd and once I do that I noticed that my car stereo does not recgonize the gnote as a storage device and also I noticed the phone truns off once I unplug the usb cable.
So when i used I thought about moving all apps back to internal memory via titanium and my problem was solved.
Can someone shed some light on why this is happening and how to solve it, as I would like to be able to move my apps to sd card via titanium without affecting the phone's connection via usb
Check out "Multi Mount SD-Card Lite" https://market.android.com/details?id=com.rafoid.multimountsdcard.widget.free
Maybe this would help as your phone needs to unmount the sdcard from phone when connected to PC our car stereo. Therefore any apps on sdcard will stop functioning.
You need root for the above app to work.
Sent from my GT-I9100 using xda premium
Although Titaniun can move apps to external-SD not all apps are designed to be used on an external-SD card and therefore can either be not recognized or cause problems.Sometimes they say if its movable or not in the details of the app in the market.

[Q] USB connect in 08' Jeep Grand Cherokee

I bought this car yesterday 01/04/12 and I noticed that it has a USB plug for my phone, so I connected my phone with my Jeep via USB and it does not recognize my phone. Just curious what I have to do to be able to connect the two. It would be pretty sweet because I can load up to 20 gb of storage on my cars hard drive and play music and view pictures and stuff.. so any help would be awesome.
Thank you!
Not likely that the Jeep will interface with your phone. USB ports in cars are generally for thumb drives that you put MP3 files on or for updating the Nav systems. Try calling a Jeep dealer for more info on what capabilities that USB port has.
Miami_Son said:
Not likely that the Jeep will interface with your phone. USB ports in cars are generally for thumb drives that you put MP3 files on or for updating the Nav systems. Try calling a Jeep dealer for more info on what capabilities that USB port has.
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Click to collapse
Thank you, I'll just do it that way.
Might need to put the phone into USB storage mode - gotta tap on one of the notifications.
Can't help too much more - I haven't used USB mass storage mode in ages, being lazy I just adb push/pull.
Putting it in mass storage mode usually works. I haven't used it in a while either as I use bt now. But if you have an external card also the read time when you first plug it in could take a few min.
Sent from my GT-I9100 using xda premium
If it has a USB connection then mass storage should work for mp3's and some other music formats. It does in mine. If for some odd reason it doesn't you should check if it has bluetooth. You can then stream your music and/or do hands free calling
Cozmo1 said:
If it has a USB connection then mass storage should work for mp3's and some other music formats. It does in mine. If for some odd reason it doesn't you should check if it has bluetooth. You can then stream your music and/or do hands free calling
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Well, I've got it connected via "UConnect". Does that also give me the ability to stream my music?
amaffey said:
Well, I've got it connected via "UConnect". Does that also give me the ability to stream my music?
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Click to collapse
No. I also have an '08 Jeep GC with the Nav radio. In order to play music from the SG2 you will need to connect via AUX input. If you have the rear entertainment unit you can connect the SG2 to those inputs. (Of course you'll need a micro usb to RCA cable but you can get one custom made. Check the accessories thread as there is a member making them.) Else you'll need to connect the SG2 via the headphone jack to the 3.5" input on the radio. Another option is the Lockpick device for the NAV radio. You can google MyGIG Lockpick for more details.
Update: Here's the link to the thread for custom cable. Not sure if he's making anymore but you can check. I bought one and it works great.
http://forum.xda-developers.com/showthread.php?p=18839408#post18839408

[Q] In Car USB Connection

I just purchased a new car (a Buick Regal GS in case that matters) which has a usb input into the car entertainment center. Unfortunately, the car is not equipped with a2dp so I was hoping I would be able to plug my Atrix in via the usb and access my media that way. However, both my phone which is running jokersax's cm9 and my wife's which is running stock show up as "unsupported devices". I'm hoping someone out there has run into this and has a fix?
To follow up on this. I reformatted my external sd card and moved only 1 folder witih a few mp3s on it back to the card. I then plugged the card into my car using a microsd usb adapter and the card was read successfully. Moving the card back to my phone it was unsuccessful. I tried the multi mount app from the play store to mount only the external drive but was still unsuccessful. Obviously taking the sd card out each time I want to read it is not ideal. There must be a way to have the atrix present just the external sd card in the same manor as the usb adapter?
Totally guessing here, but when you plug it into the computer with SD card access via usb, it will mount both the internal and external SD cards. Perhaps trying to mount two volumes is throwing the car stereo for a loop. see if you can plug in the phone without the external SD card and get it to read. Also, just to verify since you didn't explicitly state it, you are using setting the phone to sd card access when you connect it to the car right?
Yes I'm using USB mass storage mode. And I've tried the other options as well just for fun. I did try without the external SD with no luck. I also tried to mount just the external card using the multi mount app with no luck. Appreciate the ideas.
Sent from my MB860 using XDA
Try to mount it from recovery?
Sent from my Neutrino-loaded ATRIX
Mounting USB in recovery does work... I hadn't thought of that. Not really a useable solution though as I need my phone on for calls/GPS/etc at the same time.
Sent from my MB860 using XDA
airic37 said:
Mounting USB in recovery does work... I hadn't thought of that. Not really a useable solution though as I need my phone on for calls/GPS/etc at the same time.
Sent from my MB860 using XDA
Click to expand...
Click to collapse
Then it is somewhat ROM-related. I mean the way the ROM handles USB mounts... it is different / worse than in Recovery. Try multiple ROMs, see if any works...
Sent from my Neutrino-loaded ATRIX
According to this Photon users are having issues as well. Though it may suck, I would just use the 3.5mm jack, which sounds like it is present, and use that for audio playback. Maybe try contacting Buick's support see if they have anything.
Thanks caster. I came across that thread on buickforums also. I have been using the 3.5mm jack which obviously works fine. But having the ability to charge and control the playback through the stereo controls would be a great "upgrade". A have to say for what is a very nice vehicle the built in media functionality is pretty horrid.
Digging more into why it works through recovery and not through regular usb mass storage mode in my phone... I noticed if i attach the phone to my windows machine i automatically see 2 unmounted drives appear. When i perform a usb mount through recovery the external sd card is mounted at the "first" of those 2 drive letters. If i then go and perform a mount from my phone (running jokersax cm9 5.1) the internal sd card is mounted on the first drive letter and the external sd card is mounted on the 2nd drive letter. Using the multi mount app and asking it to mount only the external drive that drive is still mounted in the 2nd position with the first being left unmounted. Is it possible that the order is significant and the car can't see past the internal card?
Success!
I decided to pursue this idea of the order of the mount points being significant. So, I decided to try switching the storage option in CM9 and reversing the purpose of my sdcards. I usually operate in use internal storage mode, but I switched cm9 to use the external card. I then copied all of the contents of the internal card to the external, formatted the internal sdcard, and moved back just one folder with a few mp3s. I then set up multimount to auto mount only card 1 (I'm not sure if this step is actually necessary), plugged in and and my car happily started playing my mp3s. Now if I can get my podcasts to sync automatically to the internal card and then resume from where it left off when I plug/unplug in the car... I'll maybe slightly forgive Buick for not including a2dp.
Thanks to everyone who chimed in and got my mind rolling in the right direction.

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