[Q] [Solved?] No PC Detection on AOKP ROMs - Galaxy S II Q&A, Help & Troubleshooting

Ok so I was previously running Hydr0g3n ICS ROM an older version and I had mount problems where only internal sd would mount, but it mounted at least. Occasionally I'd have to reboot my laptop because of no detection but that'd fix it.
Fast forward to a couple of days ago and I installed Resurrection Remix 04/05 but got really weird issues when connecting to my laptop e.g. installing device drivers, failing, usb sounds coming and going, device being recognised then disappearing again. Eventually no response. I reflashed, fully wiped, everything, experimented with drivers. Then plugged it into a mates (newer) laptop and it worked?
Back to mine, didn't work, installed Hydr0g3n ICS 05/05 which ran a lot smoother but still same issues, I repeated the steps above and even after device drivers actually successfully installed, it'd work and then next day no response or detection when plugging in USB. Since then I've gone through the drivers route again, trying all sorts of windows fixes, it still works fine when plugged into a newer laptop.
So after all my research etc I've realised that it seems to be some sort of power issue with the phone/ROM, perhaps the newer laptops have more USB hubs which aren't shared between many devices and so it works but mine is very intermittent if not non-existent. Oh, all other USB devices work, flash drives, external hard drives, I have never had any issues with any USB devices. Just this.
Also, I've tried toggling USB Debugging, and MTP UMS PTP, nothing. Read something about fast charge but have no notification that it's enabled on boot and no option to disable it in Kernel tweaks since I'm not on a supported kernel.
Hydr0g3n ICS ROM 2012 05 05 SGS2
3.0.29 Siyah v3.1.2
Any help would be much appreciated.
UPDATE:
I ordered a powered USB hub off eBay, it arrived today and did not work with the phone.
UPDATE 2:
So I recently stole my dads TouchPad and installed AOKP on it, my laptop detected it absolutely fine in MTP mode.
It uses the same cable so I figured, why not?
I plugged it in and hey presto, it popped up -_-
It's so strange the stock cable works on everyone elses laptops but mine, I don't know if it'll still work tomorrow though, I suppose if I don't re-comment then it still is working.

Bump?

FatPhysicsBoy said:
Ok so I was previously running Hydr0g3n ICS ROM an older version and I had mount problems where only internal sd would mount, but it mounted at least. Occasionally I'd have to reboot my laptop because of no detection but that'd fix it.
Fast forward to a couple of days ago and I installed Resurrection Remix 04/05 but got really weird issues when connecting to my laptop e.g. installing device drivers, failing, usb sounds coming and going, device being recognised then disappearing again. Eventually no response. I reflashed, fully wiped, everything, experimented with drivers. Then plugged it into a mates (newer) laptop and it worked?
Back to mine, didn't work, installed Hydr0g3n ICS 05/05 which ran a lot smoother but still same issues, I repeated the steps above and even after device drivers actually successfully installed, it'd work and then next day no response or detection when plugging in USB. Since then I've gone through the drivers route again, trying all sorts of windows fixes, it still works fine when plugged into a newer laptop.
So after all my research etc I've realised that it seems to be some sort of power issue with the phone/ROM, perhaps the newer laptops have more USB hubs which aren't shared between many devices and so it works but mine is very intermittent if not non-existent. Oh, all other USB devices work, flash drives, external hard drives, I have never had any issues with any USB devices. Just this.
Also, I've tried toggling USB Debugging, and MTP UMS PTP, nothing. Read something about fast charge but have no notification that it's enabled on boot and no option to disable it in Kernel tweaks since I'm not on a supported kernel.
Hydr0g3n ICS ROM 2012 05 05 SGS2
3.0.29 Siyah v3.1.2
Any help would be much appreciated.
Click to expand...
Click to collapse
just try 2 flash the latest siyah kernel and check

On Windows 7, after several USB connect-disconnect, I would experience Windows not responding to connection any more on that very USB port.
I usually have adb server running in background, so "Safely remove" feature is blocked, and I would simply remove after file operations are over.
I made a .bat file on desktop, that simply performs "adb kill-server", so that I can safely remove it, and have not experienced this problem since then.

Sun90 said:
just try 2 flash the latest siyah kernel and check
Click to expand...
Click to collapse
I've tried all of the kernels, Siyah, Thoravukk, NEAK, and multiple versions of Siyah too, including the latest one.
Also my powered USB hub arrived today and it did not remedy the issue.

mirbeksm said:
On Windows 7, after several USB connect-disconnect, I would experience Windows not responding to connection any more on that very USB port.
I usually have adb server running in background, so "Safely remove" feature is blocked, and I would simply remove after file operations are over.
I made a .bat file on desktop, that simply performs "adb kill-server", so that I can safely remove it, and have not experienced this problem since then.
Click to expand...
Click to collapse
Could you perhaps explain this a little more to me?
I plug it in and literally it charges but absolutely nothing else happens. Anything else works in the same port, just not the phone for some reason.

USB problems basics .
USB port should be mainboard port .
Usb Port on phone multiple USB problem posts say clean port .
Kies or Samsung USB drivers should be installed with Kies not running .
USB cable try Samsung cable or another .
Try USB debugging off and or on .
jje

JJEgan said:
USB problems basics .
USB port should be mainboard port .
Usb Port on phone multiple USB problem posts say clean port .
Kies or Samsung USB drivers should be installed with Kies not running .
USB cable try Samsung cable or another .
Try USB debugging off and or on .
jje
Click to expand...
Click to collapse
1) Yes they are all mainboard ports - No response.
2) Have cleaned USB ports on mainboard many times. This seems irrelevant too since all other devices are recognized.
3) Have also experimented with combinations of this. (All combinations) Nothing.
4) I have only tried the Samsung cable since it's all I have, and it works on all of my friends laptops.
Also, I plug it in, and it draws power (aka it charges) but nothing else. Not even a windows 'bong'. Even with the powered USB hub, it still only charges.
However the minute I plug it into a friends laptop it seems to work just fine.

@ op
goto device manager and uninstall the android devices you see there with the option "delete device drivers completely" and make a reboot.
now install the usb drivers and plug in the device.

FatPhysicsBoy said:
1) Yes they are all mainboard ports - No response.
2) Have cleaned USB ports on mainboard many times. This seems irrelevant too since all other devices are recognized.
3) Have also experimented with combinations of this. (All combinations) Nothing.
4) I have only tried the Samsung cable since it's all I have, and it works on all of my friends laptops.
Also, I plug it in, and it draws power (aka it charges) but nothing else. Not even a windows 'bong'. Even with the powered USB hub, it still only charges.
However the minute I plug it into a friends laptop it seems to work just fine.
Click to expand...
Click to collapse
This last point tells me there are possibly some registry settings on your computer that are keeping the drivers from loading properly.
I've never had to do this, so I don't know what to look for EXACTLY, but you may need to get a registry cleaner and try to eradicate all traces of Kies and Samsung drivers from your computer, then re-install either Kies (to get the drivers) or the stand-alone USB drivers.
I remember reading another post some time back about some other guy who actually totally re-installed Windows... which is a bit like using explosives to kill a mosquito, if you ask me.
However, try bala_gamer's suggestion first. That may be all that is needed.

FatPhysicsBoy said:
1)
2) Have cleaned USB ports on mainboard many times. This seems irrelevant too since all other devices are recognized.
NO its the phone USB port .
Agree that if all fails try reinstall of Kies and drivers after a delete .
Delete registry kies .
[HKEY_CURRENT_USER\Software\Samsung]
[HKEY_LOCAL_MACHINE\SOFTWARE\SAMSUNG]
jje
Click to expand...
Click to collapse

bala_gamer said:
@ op
goto device manager and uninstall the android devices you see there with the option "delete device drivers completely" and make a reboot.
now install the usb drivers and plug in the device.
Click to expand...
Click to collapse
So believe it or not I didn't actually go into detail in the op! But a few more things to note are that the device does not show up in device manager at all. Even with shadow device detection enabled. I have used all manner of driver software available to clear out all old usb drivers/any drivers which may be conflicting etc. I have also removed and reinstalled the usb host controllers and root hubs many times
ctomgee said:
This last point tells me there are possibly some registry settings on your computer that are keeping the drivers from loading properly.
I've never had to do this, so I don't know what to look for EXACTLY, but you may need to get a registry cleaner and try to eradicate all traces of Kies and Samsung drivers from your computer, then re-install either Kies (to get the drivers) or the stand-alone USB drivers.
I remember reading another post some time back about some other guy who actually totally re-installed Windows... which is a bit like using explosives to kill a mosquito, if you ask me.
However, try bala_gamer's suggestion first. That may be all that is needed.
Click to expand...
Click to collapse
Yes, indeed I also believed it to be some sort of registry problem, I have also used tune up utlities, registry mechanic and ccleaner (I think thats all there was!) and run registry scans/cleans/fixes/defrags. To no avail. I was actually considering reinstalling windows or something.
JJEgan said:
FatPhysicsBoy said:
1)
2) Have cleaned USB ports on mainboard many times. This seems irrelevant too since all other devices are recognized.
NO its the phone USB port .
Agree that if all fails try reinstall of Kies and drivers after a delete .
Delete registry kies .
[HKEY_CURRENT_USER\Software\Samsung]
[HKEY_LOCAL_MACHINE\SOFTWARE\SAMSUNG]
jje
Click to expand...
Click to collapse
Yes, my bad, I have also cleaned that too. Also I didn't think it could be that since it seems to work on everyone elses laptop.
Just deleted those registry entries, rebooted. Nothing. Deleted a few more from old software which seemed to still be floating around, rebooted. Nothing.
:'(
Click to expand...
Click to collapse

I had the same problem with AOKP ROMs
I had the same problem with AOKP ROMs and then I installed MIUI and it worked again, I guess you can try any other ROM (not AOKP) and check if it solves your problem.

So I recently stole my dads TouchPad and installed AOKP on it, my laptop detected it absolutely fine in MTP mode.
It uses the same cable so I figured, why not?
I plugged it in and hey presto, it popped up -_-
It's so strange the stock cable works on everyone elses laptops but mine, I don't know if it'll still work tomorrow though, I suppose if I don't re-comment then it still is working.

Related

USB dosnt work

Yesterday I tried to restart my phone and now it isnt recognized by my pc, I tried, re-flash, another rom, other sbcard, format pc, other pc's, usb drew, radio update, recovery update, but NOTHING works, even other cables,. What can it be ._. ? I wiped phone also..
Try going into recovery and select the USB option. Should work fine.
alpha124
More info from Segadora..
When he is doing adb devices it shows no serial even though it does with my Hero. We're running same ROM, and I got no problems
alpha124 said:
Try going into recovery and select the USB option. Should work fine.
alpha124
Click to expand...
Click to collapse
Dosnt work
Segadora said:
Dosnt work
Click to expand...
Click to collapse
I had this same problem two nights ago and fixed it last night, it isn't your phone that's the problem.
If you have winXP, Vista or win7 it is a problem known by microsoft.
I got it back by going into device manager open up the USB tree. Now uninstall all the USB items that exist in that tree. You should have nothing left for USB.
Then restart windows and leave it recognise all the USB ports.
When it finishes it might ask you to reboot.
Once it is rebooted you can plug in your phone it will recognise it and any usb sticks you have.
Microsoft say that the OS acts funny if you plug and unplug your devices too quickly. It switches off certain things that can only be reset by the method described above.
If that doesn't help then there is a registry hack you would need to do - but microsoft has a little app that does it for you.
Let me know if it works.
Bad4ss said:
I had this same problem two nights ago and fixed it last night, it isn't your phone that's the problem.
If you have winXP, Vista or win7 it is a problem known by microsoft.
I got it back by going into device manager open up the USB tree. Now uninstall all the USB items that exist in that tree. You should have nothing left for USB.
Then restart windows and leave it recognise all the USB ports.
When it finishes it might ask you to reboot.
Once it is rebooted you can plug in your phone it will recognise it and any usb sticks you have.
Microsoft say that the OS acts funny if you plug and unplug your devices too quickly. It switches off certain things that can only be reset by the method described above.
If that doesn't help then there is a registry hack you would need to do - but microsoft has a little app that does it for you.
Let me know if it works.
Click to expand...
Click to collapse
I even tried to format so that AINT going to work
I had this problem with my nexus one, it will only work in one USB port(which i didnt try because it is reserved for my mouse) try every USB port you have.

[Q] USB Device Not Recognized

So I was hoping some of you guys could help me out.
Recently my Vibrant started to give me trouble with my computer. But it's only my vibrant with my computer. I can connect to any other computer no problem. Any other device is easily recognized by my computer except the vibrant.
It started after using PDANET's tethering app. I was at one point tethering all the time putting my phone in usb debugging mode and running pdanet on my computer. Then I also started using the bluetooth tethering. Once I finally got internet at my new place i stopped using the tethering option. But then I realized when i tried to get files off my phone my computer wouldnt recognized my phone anymore.
The error I get is
USB Device Not Recognized.
One of the usb devices on this computer has malfunctioned and windows does not recognized it.
Usb Root Hub Unknown device.
Try Reconnecting the device if windows still does not recognized it replace the device.
In the device manager the properties of the "unknown device" says
Status: Windows has stopped this device because it has reported problems. (Code 43)
I've tried the solution posted under here
USB Fix - Win7 x64 - USB Device not Recognized
and I've used both drivers from Samsung Kies and here
[Drivers] MS Windows x86 and x64 USB Drivers for Samsung Galaxy S
(Sorry can't post links apparently)
When I try to update the driver manually for the unknown device it says that it has already selected the best driver for the device. So i don't know if it really updated it.
Any Suggestions would be really helpful. Thanks!
espy1988 said:
So I was hoping some of you guys could help me out.
Recently my Vibrant started to give me trouble with my computer. But it's only my vibrant with my computer. I can connect to any other computer no problem. Any other device is easily recognized by my computer except the vibrant.
It started after using PDANET's tethering app. I was at one point tethering all the time putting my phone in usb debugging mode and running pdanet on my computer. Then I also started using the bluetooth tethering. Once I finally got internet at my new place i stopped using the tethering option. But then I realized when i tried to get files off my phone my computer wouldnt recognized my phone anymore.
The error I get is
USB Device Not Recognized.
One of the usb devices on this computer has malfunctioned and windows does not recognized it.
Usb Root Hub Unknown device.
Try Reconnecting the device if windows still does not recognized it replace the device.
In the device manager the properties of the "unknown device" says
Status: Windows has stopped this device because it has reported problems. (Code 43)
I've tried the solution posted under here
USB Fix - Win7 x64 - USB Device not Recognized
and I've used both drivers from Samsung Kies and here
[Drivers] MS Windows x86 and x64 USB Drivers for Samsung Galaxy S
(Sorry can't post links apparently)
When I try to update the driver manually for the unknown device it says that it has already selected the best driver for the device. So i don't know if it really updated it.
Any Suggestions would be really helpful. Thanks!
Click to expand...
Click to collapse
I have the same problem on my PC. I would plug in the phone and my mouse would stop working. No tethering app installed or anything.
Anyway, I just tried the ports on the back of the PC and those worked. Try a port closer to the MB
I've tried all my ports. It's still not recognized.
Check the cable and power source. Be sure cable is with good quality. I hade the same issue. I fixed it with original HTC cable and back panel USB from my deskop computer. Front USB of desktop computers often are not enough to power that consumption.
After updating to Froyo it started working again. Thanks though. I still have no clue what caused it.
Bumping to confirm, I found this thread after getting the same error. I had tried several of the USB ports on my computer but after reading this tried the 2 I hadn't yet, they both worked. Not sure why only those work now, but they do work.
Hope this helps someone.
I have a bricked galaxy s which doesn't do anything. Windows 7 reconizes an unknown device and it's not possible to install the samsung driver. Windows says that it allready has the right driver.
I can't seems to reincarnate my galaxy s. Only this small sign of live in windows 7.
It happened when I was flashing 2.3.5 and the connection went down just seconds after the start of flashing so I guess the bootloaders are corrupt.
Anyone any idea how to solve this one?
Vibrant UnBrickable Mod
The same thing is happening to my Vibrant. Tried Rooting and installing various ROMs and it is still "Not Recognized". Tried all ports on all PCs (4) and Laptops (1) and non of them work. espy1988, how did you upgrade to Froyo 2.2 if you could not connect to PC and Kies? This used to work without an issue.
Thanks
Tombias said:
I have a bricked galaxy s which doesn't do anything. Windows 7 reconizes an unknown device and it's not possible to install the samsung driver. Windows says that it allready has the right driver.
I can't seems to reincarnate my galaxy s. Only this small sign of live in windows 7.
It happened when I was flashing 2.3.5 and the connection went down just seconds after the start of flashing so I guess the bootloaders are corrupt.
Anyone any idea how to solve this one?
Click to expand...
Click to collapse
Like said above u might need to be debricked.
seems like ur phone is hard bricked.
---------- Post added at 04:33 AM ---------- Previous post was at 04:26 AM ----------
have u tried Odin back to stock using Odin or hemidal ?
I have the same problem now. I have had my Vibrant for over a year never with an issue. I have Odined it back to JFD dozens of times but now it will not recognize the usb device.
I have GB bootloaders, but never a problem before. When changing Roms I usually Odin back to JFD first and start clean.
My problem started with the phone getting stuck in landscape mode. I was running a 2.3.4 GB rom Sensation. I reflashed a few times but whenever a restored anything from Titanium it would revert back to landscape only. I decided to go back to a 2.2 rom and plugged in the phone to Odin and it was not recognized, also not as a mass storage device, no go. I used Samba to copy a 2.2 rom, Trigger, to the phone and flashed from there. The phone is good now except the computer still won't recognize it. I can use Samba to access the SDCard but I hate not being able to use Odin if things go south. Tried all usb ports and a new cable, no go. Really wierd.
Looking for suggestions......
If you're still under warranty claim it & send it.
Had same problem. There is no fix short of replacing USB port.
I found my problem. It was dirty/corroded usb port. I carefully cleaned it out (took a few times) and it's all functioning again. I also cleaned the contacts on my original usb cord and it is working again also.
I'm just now having this problem for the first time. I've tried all USB ports and cleaning the port on the phone with no luck so far. Can someone point me to the unbrickable mod mentioned early in this thread?
jnusz said:
I'm just now having this problem for the first time. I've tried all USB ports and cleaning the port on the phone with no luck so far. Can someone point me to the unbrickable mod mentioned early in this thread?
Click to expand...
Click to collapse
Have you tried installing the installing/re-installing the Samsung drivers (LINK), using another USB cable, or even another computer? I just want to make sure you've tried it all before attempting to do a hardware mod.
Anyhow, you can find a link to the unbrickable mod and other hardware mods in the "Official XDA Vibrant Bible Thread", under the "MODS/SCRIPTS" section (LINK).
Mine is the cable btw. My wife has a GSII and I was able to use her cable.

[Q] Vibrant to PC USB Connection Issue

Hi Community-
I'm having USB connection issues & was hoping for a little guidance.
Although I've read through multiple USB problem threads, I thought I'd start my own rather than hijack another member's thread.
In an effort to best help, I'll try to be thorough.
When I connect my Vibrant to PC, I get the "USB Device Not Recognized" and "Error Code 43" notifications & "Unknown Device" designation in Device Manager. Also, when I set updates to automatic, I get an "Drivers failed to install" notification (paraphrased).
I am running EDT's Project V with one of the Bullet 1.2/1.42 kernels. While I DO NOT believe the ROM or Kernel are causing issue, I will likely change both soon to confirm.
To solve the issue, I have attempted the following in USB Debugging and Mass Storage modes:
1. Plugged into 3 different PCs (2 running XP, 1 running W7).
a. Multiple usb ports in each.
2. Used 4 different micro USB cables (two are original Samsung cables).
3. Allowed windows to autdetect & install drivers (fails).
4. Installed 32 bit drivers & 64 bit drivers from multiple sources using the included setup files (uninstalled between).
5. Manually directed Windows to 32 bit and 64 bit drivers using Device Manager.
6. Attempted to connect to Kies Mini in Kies mode (uninstalled program after failure).
*As a side note, I successfully connected a Captivate & Fascinate (neither mine) to one of the PCs using one of the same Samsung cables I have tried.
*And another: I have not tried to connect the Vibrant recently, but have successfully connected the phone to multiple PCs in the past.
To this point, I have not tried:
1. Manually installing I9000 drivers.
2. Installing a new Froyo kernel and/or ROM.
3. Reverting to a previous Froyo nandroid that connected in the past.
4. Flashing an Eclair kernel then reverting to a stock Eclair nandroid.
Those will likely be the next steps, but if any users have had success using additional methods, any advice would be greatly appreciated.
Thanks!
Try this from Unlockr.com (was for HTC drivers but you can clear remaining Samsung drivers if any)
1. Download USBDeview
http://download.cnet.com/USBDeview/3000-2094_4-10614190.html
2. While the phone is still plugged in, open USBDeview and sort by manufacturer. Find all the Samsung drivers and delete them all.
3. Once all have been deleted, unplug the phone from the USB cable and plug it back in.
4. The correct drivers should reinstall automatically (check the drivers as they are installing, one should say ADB Device driver).
suchavibrantthang said:
4. The correct drivers should reinstall automatically (check the drivers as they are installing, one should say ADB Device driver).
Click to expand...
Click to collapse
Downloaded USBDeview from the provided link. Program confirmed that I have already deleted all Samsung drivers.
When I left program running and plugged Vibrant back in, I got:
1. Same error notification (device has malfunctioned).
2. Windows did not try to download drivers (despite permission in Windows Update).
3. USBDeview did not recognize that a USB device had been plugged in (checked "Display devices without drivers" under Options & refreshed).
Thanks for the reply & a new method to attempt though! Something's gotta work eventually.
"device has malfunctioned"
"Drivers failed to install" notification"
edit: just letting you know my experiences with those failure notices. for me it had nothing to do with drivers and such. it was faulty hardware.
Ive had this problem with one of my MS Bluetrak mouses. The USB dongle fried and burned and messed up one of my usb2.0 ports on my laptop, leaving me with only one. Might be your usb port in your phone that's malfunctioned. My two vibrants have loose connections now because of the way it pulled left or right while charging. so it's either your usb port on pc or the phone has a bent chip or massive dust...idk
sorry i cant help. another alternative is to replace your usb part on your phone.
suchavibrantthang said:
"device has malfunctioned"
"Drivers failed to install" notification"
phone has a bent chip or massive dust...idk
another alternative is to replace your usb part on your phone.
Click to expand...
Click to collapse
Yeah, looking that way, huh?
Anyway, thanks again.
I had a similar situation. I had 4 micro usb cables, two samsung stock ones (captivate/vibrant), 1 blackberry, 1 which I forgot where I got it from. Long story short, the blackberry one which coincidentally was the thickest cable of the bunch was the only one that consistently detected my phone. Hope that helps...
mrlazyone said:
the thickest cable of the bunch was the only one that consistently detected my phone. Hope that helps...
Click to expand...
Click to collapse
Haha, tried my thickest cable for 15 min again just to see.
Unfortunately, I'm getting close to giving up.
So:
1. No smartphone for a while ... Boo!
2. Or no Odin ever ... Double boo!!
Sent from my SGH-T959 using XDA App
mrlazyone said:
I had a similar situation. I had 4 micro usb cables, two samsung stock ones (captivate/vibrant), 1 blackberry, 1 which I forgot where I got it from. Long story short, the blackberry one which coincidentally was the thickest cable of the bunch was the only one that consistently detected my phone. Hope that helps...
Click to expand...
Click to collapse
THANK YOU!!!! I tried using my wife's cable and it did the trick! It sucks because I saw your comment a few days ago but it didn't register but this morning I am sleepless so decided to give it a shot again and voila!!! Thank you boss.
I have been working through this for a while as well. As far as I can tell, the problem is isolated to only my machine, even though there are a couple of different USB controllers within. Both cables I have and the CM7.1-nightly (various attempted) Vibrant I am using will connect to my laptop and my other desktop, but not to my Asus P8Z68-V Pro (either directly or through a hub, through the USB3 controller and USB3 + hub). I have also tried a separate stock Vibrant, same results. All I get on my uber-rig is charging
one thing that HAS worked (in a limited fashion) is using the hub built in to my Razer Tarantula keyboard, however its USB 1.1 and cant supply the proper voltage. So code 43 becomes code 10 (This Device Cannot Start [USB Hub Power Exceeded]), still no functionality.
fortunately my mobo has a built in bluetooth module and I can just push things around with that. slowly... Will be keeping an eye out for bios and chipset updates to see if they resolve, and in the future may try an add-in USB2 card

USB Not recognizing on any PC

Hi,
I have a galaxy s II i bought about 8 months ago in germany, It worked great with 0 issues, ive moved sevrel roms and never had a single issue.
last week I updated to the JB preview CM10, MTP worked fine when I connected it to my PC and I had no issues other then the occasional reset.
anyway, this Friday I was using it as a modem, USB tethering, when suddenly it stopped working, I unplugged it, tried another port and I get unknown USB device, I thought maybe it was just a temp issue, but I reset, re-installed drivers, and still nothing, my PC runs windows 7 64 bit, I tried at work with multiple cables and windows xp on multiple PC's, also tried ubuntu, nothing...
I tried that USB code thing i think its *#2738# something like that to switch between modem mode to USB and still nothing...
weird thing is it charges fine, the connection seems to be good and its not loose... im starting to think it got static or something cuz in my days as a PC tech I saw this happen many times with USB Flash drives, the contacts would get static and they would go...
any ideas?
P.S I tried re-installing kies, and nothing...
any help would be great! thanks!
sooti said:
Hi,
I have a galaxy s II i bought about 8 months ago in germany, It worked great with 0 issues, ive moved sevrel roms and never had a single issue.
last week I updated to the JB preview CM10, MTP worked fine when I connected it to my PC and I had no issues other then the occasional reset.
anyway, this Friday I was using it as a modem, USB tethering, when suddenly it stopped working, I unplugged it, tried another port and I get unknown USB device, I thought maybe it was just a temp issue, but I reset, re-installed drivers, and still nothing, my PC runs windows 7 64 bit, I tried at work with multiple cables and windows xp on multiple PC's, also tried ubuntu, nothing...
I tried that USB code thing i think its *#2738# something like that to switch between modem mode to USB and still nothing...
weird thing is it charges fine, the connection seems to be good and its not loose... im starting to think it got static or something cuz in my days as a PC tech I saw this happen many times with USB Flash drives, the contacts would get static and they would go...
any ideas?
P.S I tried re-installing kies, and nothing...
any help would be great! thanks!
Click to expand...
Click to collapse
I would try on another PC first. If it works, the phone is fine so far and there is something wrong with the PC.
I have same problem. I almost tried everything (uninstall and reinstall usb drivers and kies, uncheck usb debug, different pc or cable, reinstalled firmware...) but none of them worked
shaq1907 said:
I have same problem. I almost tried everything (uninstall and reinstall usb drivers and kies, uncheck usb debug, different pc or cable, reinstalled firmware...) but none of them worked
Click to expand...
Click to collapse
tried 4 def PC's, with windows XP. 7, ubuntu 8, ubuntu 10.10... nothing.
tried cleaning the contacts, still nothing, charges fine but no USB
hello guys ! 1st: try to connect the phone into a computer with kies installed (last version prefered ) 2nd , you will see in the right part of the screen : Instaling Drivers , wait for the instalation and after this will be show a window with autorun GT i9100 !
How bout trying a different usb cable..
1: Try Different Pc
2: Try Different Usb Port
3: Try Different Usb Cable
4: Uninstall kies and all othe pc suites and also drivers reboot and install these drivers and check if it connects
DRIVERS
If these dosin resolve then i dobt its a prob with with ur Motherboard or the Usb port
Put your phone into download mode.. Flash a official ROM by using Odin..
Sent from my GT-I9100 using xda app-developers app
I've tried all the above suggestions, 4 cables, 4 PC's, 4 OS's, Uninstalling and reinstalling on varoius computers (drivers and kies), samsung codes on the phone to switch from pda to modem and back to pda, flashing stock rom, formatting all cache and data... Im looking if there is some advance trick im missing, I think we can all agree that this is not an external factor like cable or computer, its like my data contacts on the socket are dead and only the charging is working.... has anyone ever heard of this? or maybe there is something on the phone that I can flash that i havent that doesnt get flashed during wipe, stock format?
the annoying thing is this phone was bought in germany and i live in israel and there is no warrenty here, it means I have to wait for someone to go there to fix it...
I mean for now I can copy stuff using a micro-sd adapter but its super annoying!
if anyone has an advanced trick that worked for them it would be amazing! if not ill just have to accept my fate
...
sooti said:
I've tried all the above suggestions, 4 cables, 4 PC's, 4 OS's, Uninstalling and reinstalling on varoius computers (drivers and kies), samsung codes on the phone to switch from pda to modem and back to pda, flashing stock rom, formatting all cache and data... Im looking if there is some advance trick im missing, I think we can all agree that this is not an external factor like cable or computer, its like my data contacts on the socket are dead and only the charging is working.... has anyone ever heard of this? or maybe there is something on the phone that I can flash that i havent that doesnt get flashed during wipe, stock format?
the annoying thing is this phone was bought in germany and i live in israel and there is no warrenty here, it means I have to wait for someone to go there to fix it...
I mean for now I can copy stuff using a micro-sd adapter but its super annoying!
if anyone has an advanced trick that worked for them it would be amazing! if not ill just have to accept my fate
Click to expand...
Click to collapse
then it can b a hardware issue .. either usb port issue or a motherboard issue
u can try changin ur usb port ... u can order 1 from ebay and fix it urself ..
I've had the same issue but because of water damage
on another note, Try cleaning your port with a soft tooth brush.
YES!!!
Fixed it! it was so stupid yet no way of knowing,
so i almost ordered the flex cable but said I'd clean the inside first to make sure its not the issue, I opened the back case and while cleaning I noticed a ribben was loose, lol, i just popped it back into place and walla, worked like new!
thanks for all your help, my phone is back to working great
sooti said:
YES!!!
Fixed it! it was so stupid yet no way of knowing,
so i almost ordered the flex cable but said I'd clean the inside first to make sure its not the issue, I opened the back case and while cleaning I noticed a ribben was loose, lol, i just popped it back into place and walla, worked like new!
thanks for all your help, my phone is back to working great
Click to expand...
Click to collapse
lol
glad it works now

S4 Not Detecting PC Connection

Ok, so I found a few older threads on this, but no tips in them seem to work in my case. I can't seem to get my S4 to see the PC/USB connection and prompt to select Media Device or the like. The USB icon never even appears in the notification bar. The PC recognizes connection (USB tone sounds) and shows device ready to use, but phone never gives the option. Doesn't seem to matter if USB Debugging is checked or not, or anything else that I can find so far. Here's the things I can generally eliminate:
2 different USB cables worked on wife's S4 on two different PCs. Neither cable or PC worked with my S4
Tried reinstalling Samsung USB drivers just to be sure
Cold booted phone
Tried unchecking and re-checking USB debugging (also tried with it unchecked)
So when we take in working fine on wife's S4, I'd generally guess that we can eliminate cable and PC from the potential problem list. Phone is currently on stock rom, but rooted. Outside of that and freezing VZ Support, Knox, and VZ Tones, no other modifications to the OS. At this point, I'm pretty stumped. Any suggestions on other steps to try?
The problem is your USB settings in the hidden dialers. Look for tutorials on how to enable them, and once found, type *#0808#, and a list of usb otions will come up. Pick any with MTP and they'll work again.
Worked perfect. Thanks muchly!
aidankiller4 said:
The problem is your USB settings in the hidden dialers. Look for tutorials on how to enable them, and once found, type *#0808#, and a list of usb otions will come up. Pick any with MTP and they'll work again.
Click to expand...
Click to collapse
Not to threadjack, but...
On a related issue, win update tried to update my samsung ADP, etc drivers and failed. Ever since, I cannot connect to the PC. The PC doesn't even notice that the phone is connected. I tried the above fix to no avail (it is set to MTP) I uninstalled and reinstalled kies, tried troubleshooting the usb connection, ect...
Please help.
Im_Gumby said:
On a related issue, win update tried to update my samsung ADP, etc drivers and failed. Ever since, I cannot connect to the PC. The PC doesn't even notice that the phone is connected. I tried the above fix to no avail (it is set to MTP) I uninstalled and reinstalled kies, tried troubleshooting the usb connection, ect...
Please help.
Click to expand...
Click to collapse
Try installing/reinstalling Kies, it comes bundled with all the samsung drivers you'll need
Tried that. Twice. To no avail.
But it is no longer a problem. I installed eclipse rom and it now works again.
Who knows what went wrong...
And now it's not working again. Reinstalled (dirty) the ROM without any change. Thoughts?

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