[Q] Computer won't recognize download mode, help? - Epic 4G Q&A, Help & Troubleshooting

Does anyone know why a win xp computer would recognize the debugging mode, I'm rooted and the one click root worked fine, but not recognize my phone when in download mode? I have the drivers installed and java sdk installed. Every time I go to download mode and plug in I get a pop up (on computer) that my device is malfunctioning and the device manager says unknown device.
I know it's not the cables because I used my brothers laptop to flash eb13 from the froyo install tool before installing syndicate. But three computers including mine have failed with this same message.
I'm confused why this one lowly laptop that is nothing special worked fine and my computer along with the other 2 give me this "usb device malfunction try connecting device again, if fails replace device". Not an exact quote.
It's a long drive to my brothers, and I would like to use odin with out having to wait a couple days til I can drive out their. It's been putting a cramp in my rom flashing mojo. Any help would be greatly appreciated. I have done a bit of searching and haven't found a solution yet, among,
Trying different usb cables
Every usb port tried
Have it in download mode and plugged in while booting computer, (doesn't
Give message just doesn't connect. Then unplug replug gives message.)
Every combo of debug, unknown source on/off
Java sdk installed

Try downloading the XP drivers from Samsung and installing them fresh. I had a similiar problem. My computer took almost 10 minutes to connect all drivers the first time with new drivers. Then Odin worked fine after that.
BONSAI 4 and loving it!

Related

"USB Device not recognized" - Tried everything I could think of / find

I've recently run into a problem with my phone being recognized by my computer... basically it just doesn't work anymore. This happened after upgrading from Midnight ROM 5.3 to ACS Frozen 1.2. At this point, when I plug my phone into the computer, it only charges and does not enter into usb connected mode. On the computer I get a pop-up message saying that the USB Device is not recognized. After searching through these forums and others, I have tried uninstalling / reinstalling drivers, installing PDANet, switching USB ports, and Switching USB cables... All multiple times. The best I've gotten out of the process is immediately after certain tries, I am able to get the usb mode activated, but only once. When I try to boot the phone into download mode because I'm trying to upgrade to EF02, it is no longer recognized, and then when I do a regular boot, it is still no longer recognized.
Any help would be appreciated.
Thanks,
Greg
I've also toggled USB debugging multiple times...
Which OS is your PC running?
Sent from my SPH-D700 using XDA App
Try downloading the android sdk and updating all its files and repo's? I had to do that for my w7 x64 pc to see my epic
Posted by some phone named the Epic.
Your drivers crapped out or your cable is flaky. Try a different cable. Also turn on USB debugging and go into Device Manager in system in control panel. Go to the unknown USB device (may say Samsung Android) and hit update driver and let it search Windows update for drivers, will take a long time for all the drivers. Then reboot and should work.
Are you using the cable that came with your phone? Mine stopped working and I had to buy a new cord off amazon.
Sent from my SPH-D700 using XDA App
Win 7 x64 is the OS...
I've found a temporary workaround by pulling the battery, plugging the device into the usb, starting it into download mode, and then replacing the battery, but thats not really practical for storage purposes, only for the one time install of EF02. I have used 4 different cables and reinstalled the drivers multiple times. I am going to try reinstalling the sdk and see if that helps, as well as searching drivers using Win 7 Device Manager.
treblesum81 said:
I've recently run into a problem with my phone being recognized by my computer... basically it just doesn't work anymore. This happened after upgrading from Midnight ROM 5.3 to ACS Frozen 1.2. At this point, when I plug my phone into the computer, it only charges and does not enter into usb connected mode. On the computer I get a pop-up message saying that the USB Device is not recognized. After searching through these forums and others, I have tried uninstalling / reinstalling drivers, installing PDANet, switching USB ports, and Switching USB cables... All multiple times. The best I've gotten out of the process is immediately after certain tries, I am able to get the usb mode activated, but only once. When I try to boot the phone into download mode because I'm trying to upgrade to EF02, it is no longer recognized, and then when I do a regular boot, it is still no longer recognized.
Any help would be appreciated.
Thanks,
Greg
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1042746
Try this had the same problem this worked for me trust me it works
Sent from my SPH-D700 using XDA App

[Q] HELP PC Won't Recognize Soft Bricked Epic.

Title pretty much says it, I have myself in a bit of a situation here and it is driving me crazy. I have tried reinstalling the drivers several times,5 different cords, and many battery pulls and pc restarts all to no avail. My pc says that the device has malfunctioned and Odin won't recognize it either. I desperately need a fix for this and any help would be greatly appreciated!
Thanks!
Try a different usb port, and odin without the battery in at all
And try with the sd card out too. You may also try going into control panel>device manager, find your phone and update the drivers from Windows Update.
reinstall samsung usb 1.3.08 running in xp service pack 3 compatability mode, then close. Download and install Heimdall, run zadig.exe, install drivers and close (if heimdall does not see epic try pda net) then close. restart computer, open Odin then try batt out, vol up and vol down held plug usb, after 5 secondnds slide battery in while keeping vol pushed. Odin should com again now'
I swear people make these threads to drive us crazy. They don't come back to update what they tried, if it worked.....

[Q] Can't connect to Kies through USB tried several things...

OK, did a search in this forum for "Found New Hardware SAMSUNG Mobile MTP Device" as well as "connect to Kies USB XP" and other variations of these. I believe I have tried all suggestions that I have found, but advice would be appreciated
Firstly, I have a Dell mini 10 running xp that my E4GT connects to fine through Kies. My E4GT is running StarburstROM 1.9.5 with LoStKernel 1.0.0.8+EXP
My old HP pavilion, running the same version of XP however just says over and over "Found New Hardware SAMSUNG Mobile MTP Device" and the new hardware sound plays about every 5 seconds.
After a fresh install of the most recent version of Kies, I tried
Different USB ports
Different cables
Making sure no files have extensions longer than 15 characters. (or was it 16...?)
Recovering the drivers through Kies
Downloading and reinstalling/reapplying the USB drivers found in various links here on XDA
Uninstalling and reinstalling Kies
Going to Device Manager, right clicking on the yellow triangle of the samsung mtp device and directing the computer to install drivers from there
Still I get an endless loop of Found new hardware. Unplugging results in "a problem occurred during hardware installation...etc" Any thoughts I haven't tried yet?
Make sure usb debugging is not checked in settings/development/applications.
what? i thought usb debugging had to be checked?
and either way it shouldn't matter if the phone is in download mode, correct? maybe i am wrong. i would assume that since he got it to work on a different computer it is not a setting on the phone and a problem with the computer reading the device's drivers.
Yeah, USB debugging is off. Tried it with it on just for giggles, but no joy. I may just have to accept that it won't connect to that compy. Can't get it to connect to Kies or even connect just for file transfer. Had same trouble with my OG epic. Maybe something about the original driver install from back then....
I'll try manually removing all drivers associated with the device and see if a reinstall from scratch (again) will work. I'll also check the .net version again, but I think I already did that. Thanks all!

[Q] Windows wont recognize phone while in download mode

Ok first, Hi its my first time here.
I looked around, found a similar thread but lost it during registration.
I am slowly working on my first root using QBKing77's videos. Having not done anything to the phone yet windows sees the phone just fine. When i put it into download mode for odin windows says that "usb device not recognized".
I have checked the cable, used different ports, used different cable, uninstall reinstall drivers, try with no sd card and diff sd card. all of these have had the same result. Once again, pc sees phone just fine when normally running.
help please.
Does Odin see it? Are the drivers from the official Samsung website. If your lucky try another computer. If still doesn't work then your phone hates you It sounds like windows is secretly having an issue installing drivers. If you can try MAC/Heimdall because Mac doesn't need drivers
Sent from my SPH-D700
Delete the drivers from your computer. Turn on USB Debugging on the phone and plug it into the computer and let Windows find and install all the drivers from Windows Update. May take like 30 minutes to get them all.
Sent from my SPH-D700 using xda premium

[Solved] [Q] I9250M not recognized by fastboot or adb.

Hi guys,
I'm using the I9250M for work, and attempted an update through Kies with usb debugging off. The update failed, and now I'm left with a yellow triangle with an exclamation mark.
I've tried holding both volume up/down buttons and power, but cannot get into download mode or any other mode. I've taken out the battery and held the power button down for 30 seconds, then replaced the battery, but still nothing.
It seems that there is no communication between the pc and phone regardless of the drivers being found and installed.
Things I've tried:
Connecting with Kies - Installed drivers through device manager using windows update. Kies is stuck on "Connecting". Only the OMAP4440 driver could not be found so had to install the OMAP4460 driver.
OMAPFlash - this seems to work ok but not sure what to do when it says "Press any key". There is no mode change after flashing (I still have the yellow triangle).
After looking through the stickies and other tutorials I've tried using the Galaxy Nexus toolkit, PDANet, Odin and WugFresh tools, but they all seem to need usb debugging on, which I can't get to.
From past experience (with windows mobile), I've usually been able to unbrick a phone if it is recognized by a windows pc, so even though this is an android phone, I'm hoping that I can do something to get this phone back in working order.
Further info: The two Samsung usb drivers installed on my windows 7 64 bit machine are modem and CDC. I've also tried using a couple of the adb interface drivers in device manager with no luck.
If I can somehow get to the download mode, that would be half the battle won.
Any suggestions.
Cheers!
You need Odin.
Beamed from my Grouper
Thanks for your reply Mach3.2.
As mentioned in my first post, I tried Odin 1.85 and 1.87 already but the phone wasn't recognized. So, I decided to try Odin 1.87 on XP, and hey presto, the phone was recognized.
So that was my problem, I needed to use Odin on Windows XP. Hope this helps someone.
Thanks!!!

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