USB Connection Issues - T-Mobile Samsung Galaxy S II SGH-T989

Hey everyone I have a quick question and I'm honestly not sure if it's ROM related or just my device!
Anyway, I try to connect my phone to my computer fairly often and it flashes that it connects and immediately disconnects from my computer and I've tried on all 3 ports that my laptop has and rebooting the laptop seems to do the trick, and even rebooting the phone. I don't thunk my contacts are bad and I've tried different USB cables. Is it just the ROM I'm running? (United Basics 3.0 by the way) any help would be appreciated!

do you have adb debugging on ? settings>developers options .....click adb and try again

Related

[Q] Completely different connection issue (I think)

Let me start by saying I have read dozens of threads on connection issues from the original galaxy to the s2 and none of them have worked. Here is my problem. When I plug in my phone I get a MTP connected dialogue box but kies will not recognize my phone and odin won't recognize my phone in download mode. My computer's device manager doesn't even show drivers installed or any yellow triangles at all. As a matter of a fact, my computer does NOTHING when I plug in my phone. No installing drivers dialogue box or anything. I have tried manually mounting usb storage mode to no avail. I can not transfer files, root my phone or do anything. I'm running stock EK02. Also, with usb debugging box checked my phone just charges with no pc connection at all. with usb debugging unchecked it will show the mtp connected but my computer doesn't show anything
Here is what I've tried:
Installing and reinstalling kies about a dozen times.
uninstalling and reinstalling samsund drivers
rebooting my phone
tried different computers
I EVEN BOUGHT A NEW COMPUTER (brand new nothing installed)
Then I bought a new usb cord
restarted my computer several times
checked then unchecked usb debugging just in case
Please Help, I'm completely stumped......
I can get on multiple chats for anyone interested (gtalk, facebook, irc, whatever) or take responses here. thank you in advance.
--------------------------
UPDATE: so it was the USB cord the while time. Apparently you should really only use the USB cord that came with the phone, which I lost and had to borrow from someone else.

Windows won't recognize t989

Hello all!
First: I promise I searched the forums and google as hard as I could!
I'm running AOKP JB with CWM, although the problem was present on stock ICS from T-Mobile.
Symptoms: Computer and phone will refuse to acknowledge any connection (nothing shows up in Device Manager), except the phone will still charge. If I do the "remove the battery with USB plugged in" trick, the first time I do it, it will recognize an unknown device, but kies and adb won't recognize it. If I unplug it and plug it back in, it'll go back to not acknowledging any connection.
I previously programmed it (when I was still running stock ROM) via ADB via WiFi, but I need to be able to use ADB via USB. Besides, I can't seem to get ADB over WiFi anymore.
When I plug it into a different computer (Win7), it will, however, recognize my phone.
Earlier this year, before I ever tried programming via WiFi, it connected to my Win8 machine with no problem. I don't think it's a problem with the wifi setup though because the ROM was reinstalled and of course I've restarted ADB in USB mode in the months since...
What I've tried:
Reinstalling Kies
Reinstalling Samsung USB drivers
[^]Restarting the ADB server
Updating ADB
Trying different USB cables
Trying different USB ports
Toggling USB debugging
Toggling MTP mode
The UART thing from the dialer
Restarting the phone and the computer (of course)
Checking to see if my computer's USB drivers need to be updated
The android terminal command "setprop persist.sys.usb.config mass_storage,adb"
Pulling and replacing the battery while connected via USB
Crying in a corner
If anyone can help me, it'd be greatly appreciated! I'm all out of ideas and Google is no longer helpful =/
try to uninstall the drivers that are present anything samsung related to your drivers ... then connect the phone and let the process do its thing if you have the samsung drivers saved on your PC and the drivers still aint working update the drivers and then manually click where the drivers are to install them and hopefully it will work and when you tried MTP is it the only option it gives you no storage or anything ??... and is usb debugging on when you are trying all this ??
krazierokz said:
try to uninstall the drivers that are present anything samsung related to your drivers ... then connect the phone and let the process do its thing if you have the samsung drivers saved on your PC and the drivers still aint working update the drivers and then manually click where the drivers are to install them and hopefully it will work and when you tried MTP is it the only option it gives you no storage or anything ??... and is usb debugging on when you are trying all this ??
Click to expand...
Click to collapse
I tried on my work computer that didn't have any samsung drivers and when the "unknown device" dialog popped up it didn't do anything or install anything, nor did it show up in Device Manager. Unplugging and replugging it back in did not reproduce the dialog box. Togged USB Debugging and still no dialog box saying it recognized it.
The thing with the samsung drivers is that they're self installing so even if it popped up in Device Manager, I wouldn't be able to manually update the drivers =/
I tried MTP both with and without USB Debugging, although it also gives the option for PTP.
At this point do you think I should unroot and go back to stock? It's not been recognized on three computers now! =[
Are you using the stock cable? My computer wouldn't recognize mine without it.
Sent from my SAMSUNG-SGH-T989 using Tapatalk 2
foltz61 said:
Are you using the stock cable? My computer wouldn't recognize mine without it.
Sent from my SAMSUNG-SGH-T989 using Tapatalk 2
Click to expand...
Click to collapse
Both the stock cable and a generic cable.
Similar problem
Similar problem as the OP. And hi guys, it's nice to be on these forums.
My device, when I plug it in using the stock cable, doesn't even charge. It doesn't show up in device manager, nor does it give me a notification, or say it's unsupported and bear that yellow icon. I have tried using different USB ports, I have tried the toggling USB debugging, I have tried restarting phone, computer, and taking out battery. I have tried that PDA/MODEM dialer trick. I am using 4.1.2 Jellybean, not rooted. (that WAS my goal,, until I hit this roadblock) I have not connected it to the computer in the past, it's relatively new. I'm thinking the cable is bust.
Any suggestions would be appreciated. It charges fine through a wall outlet plug, be it generic or stock.
so guys ive come to a conclusion i think its something in the samsung usb cables try getting yourself a blackberry usb cable , TRUST ME !!! ever since i got my phoness etc... tablet and yadi yadi samsung usb cables have always seemed to give me problems i think its because they are multi data/charging cables and when using the blackberry usb cable i have never ever once encountered a problem with any of my phones sd/storage problems do yourself a favor and pick up one of those cables and you will be golden !! if not then i guess im the only lucky one :LOL here you go http://www.amazon.com/Blackberry-Travel-Adapter-Micro-Cable/dp/B004VMVSYK/ref=pd_sim_cps_2 5 bucks!
Edit also one more test boot into recovery and click in the advanced menu and see if mount usb works for you in recovery mode ??
FIX (try using a generic cable)
I actually solved it on my own! After borrowing a generic cable from a friend it booted up! The Samsung cable was just not doing its thing.
yeah im telling you those cables they provide are JUNK!!! i only use my samsung to charge because they do that well but data they are str8 CRAP!! glad you got it up and going
OP
Hope OP will have the same luck as me...pray to the Android gods...
Lol:thumbup:
Sent from my SAMSUNG-SGH-T989 using xda app-developers app

Galaxy S3 Charging But Not Syncing To PC

Hello my fellow xda peeps, I recently got my Galaxy S3 fixed because of crazy charging problems, and had to replace the charging port. Now it charges fine, but why can't I sync to the PC with USB connection? There's no "Connected To Media Device" in the notifications, it only charges. I have tried different cables and have wiped cache in the stock recovery(not rooted), I have taken out the battery waited 30 seconds and put it back in, enabled USB debugging, disabled USB Debugging, dialed *#7284# and tried MODEM and PDA and have tried under USB Settings MTP + ADB and MTP, I have also tried different USB ports in the computer. I have reinstalled Kies Drivers and troubleshooted on Windows. I really want to root again.
-Any help is greatly appreciated!
-galaxys3world
galaxys3world said:
Hello my fellow xda peeps, I recently got my Galaxy S3 fixed because of crazy charging problems, and had to replace the charging port. Now it charges fine, but why can't I sync to the PC with USB connection? There's no "Connected To Media Device" in the notifications, it only charges. I have tried different cables and have wiped cache in the stock recovery(not rooted), I have taken out the battery waited 30 seconds and put it back in, enabled USB debugging, disabled USB Debugging, dialed *#7284# and tried MODEM and PDA and have tried under USB Settings MTP + ADB and MTP, I have also tried different USB ports in the computer. I have reinstalled Kies Drivers and troubleshooted on Windows. I really want to root again.
-Any help is greatly appreciated!
-galaxys3world
Click to expand...
Click to collapse
Hey, I just had my charging port replaced and i'm having the same issue with not being able to sync / connect to my computer. I was wondering if you ever found a solution.
Thanks!
Chris
Not sure if this works here, but works like a charm every time and not many people know about it but try it:
Boot Download Mode>Hit Up>Connect to PC>Windows should recognize and look for updates for the drivers>Check the status of the driver install Note: If everything is complete, continue>disconnect>remove battery then put back in>
boot normally> Connect to PC>Voila :laugh:
Hope this helps!

No usb connection?

Hi everyone,
I'm not sure if it's just me being a noob or if there is something borked on my P6 but I cannot for the life of me get any of my computers to recognise my P6 when I connect it via USB. I have installed the Mobile Drivers and have also tried putting it into USB Debugging mode but the computer doesn't see the phone. It does, however, charge it via USB but I get nothing else saying I'm connected and HiSuite also reports me as not being connected. Any ideas?
Ok, this is solved. Apparently, the phone's USB cable and another that I tried did not work with the phone but I swapped out to a third cable and it works fine.

Phone keeps reconnecting in Download Mode

I'm running Windows 10 and I have USB 3.0 ports. I've uninstalled HTC Sync Manager and retained the drivers for this phone. When I connect my phone to my computer while running Android 6.0, I stay connected. When I connect my phone while I'm in download mode, my phone keeps connecting, disconnecting, and reconnecting continuously. Is this behavior normal? I'm afraid to flash anything at this point. Any advice would be appreciated. Thanks!
It's not normal, did you tried another usb cable?
You have only USB 3.0 ports? For flashing phones is recommended USB 2.0
Sounds like a driver issue to me. Try it on another machine if you can, so we can check that.
Uninstall drivers and connect the phone while already in download mode.
Failing that you can try a vmware of an older os like 7 or vista..
lucyr03 said:
It's not normal, did you tried another usb cable?
You have only USB 3.0 ports? For flashing phones is recommended USB 2.0
Click to expand...
Click to collapse
Backwards compatible..
try booting to download mode then connect and flash RUU. make sure htc sync is closed in the background
Thank you all for your replies. I'll try all the suggested changes and let whomever know if any of those work.
Edit: Sorry for taking so long to respond. I just uninstalled and then reinstalled everything. Strange, but all is well that ends well. Thanks again for the help everyone.

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