Phone not recognized by pc - Captivate Q&A, Help & Troubleshooting

Well to start out I have googled the drivers but still doesn't work... after bricking it pretty bad this happen and I fixed it by drivers while bricked to flash it to stock. But it has happened to me again after odin. Is it possible to just break it. Can someone link me working drivers maybe I've been trying ones that don't work or something
Sent from my SAMSUNG-SGH-I897 using XDA App

donk232 said:
Well to start out I have googled the drivers but still doesn't work... after bricking it pretty bad this happen and I fixed it by drivers while bricked to flash it to stock. But it has happened to me again after odin. Is it possible to just break it. Can someone link me working drivers maybe I've been trying ones that don't work or something
Sent from my SAMSUNG-SGH-I897 using XDA App
Click to expand...
Click to collapse
It's not recognized when the phone is on? Seeing as you posted this topic using your phone I assume so lol. Have you tried restarting your computer?
You can download the correct drivers here.
http://forum.xda-developers.com/showthread.php?t=731989

Make sure you are using the oem usb cable. I had the same problem, changed cables and it worked

some cheap cables are for charging ... bt headsets and other stuff the data cables dont connect, its just for power.

koreancanuck said:
It's not recognized when the phone is on? Seeing as you posted this topic using your phone I assume so lol. Have you tried restarting your computer?
You can download the correct drivers here.
http://forum.xda-developers.com/showthread.php?t=731989
Click to expand...
Click to collapse
deleted drivers restarted, installed drivers restarted and still not working. i am using the cord that came with the phone.

donks232 said:
deleted drivers restarted, installed drivers restarted and still not working. i am using the cord that came with the phone.
Click to expand...
Click to collapse
You gotta make sure that your usb port is directly connected to your motherboard (usually back of your computer).

same usb port that has always worked. ive tried them all by now anyway

now i cant tell you how this helped but... i downloaded drivers to a different computer odin crashed while flashing reflashed and im 100% stock atm. Didnt do ANYTHING to my computer plugged it in and its working.

donks232 said:
now i cant tell you how this helped but... i downloaded drivers to a different computer odin crashed while flashing reflashed and im 100% stock atm. Didnt do ANYTHING to my computer plugged it in and its working.
Click to expand...
Click to collapse
lolol
Duno what happened but I'm glad it worked out for you

I'm having the same problem with my captivate after flashing REDROM. It won't recognize it if I have USB debugging turned on...

i have a theory... were you on a GB or other i9000 based rom/kernel???

well, im still having a problem getting my computer to recognize the phone, i have to mess with it for a a while to get it to work. i really want to flash anew 2.3.3 rom but without being able to get everything working right im stuck in 2.1
is this a problem with my cord or the connection on my phone? or something weird with my phone after flashing it a lot. its currently back to odin stock, i have been trying to master clear it with no luck

TRusselo said:
i have a theory... were you on a GB or other i9000 based rom/kernel???
Click to expand...
Click to collapse
continiuum miui and cyanogen mod are the only things ive tried to flash

well it looks like i'm done. my phone will not show up on my computer and its currently bricked, although i have no issue getting it to download mode i cant do anything with it. unless someone knows some magic, looks like im downgrading to my gf's 4 year old busted up BB

Guys, this problem while connecting to the PC body is stupidly charging .... Even in the download mode Odin does not see a body that could be? Connect other Cappy-all OK.

donks232 said:
well it looks like i'm done. my phone will not show up on my computer and its currently bricked, although i have no issue getting it to download mode i cant do anything with it. unless someone knows some magic, looks like im downgrading to my gf's 4 year old busted up BB
Click to expand...
Click to collapse
it must be a powered usb hub, on my buddies laptop only 1 out of 4 usb ports saw his phone.
if you can get into download mode you arent bricked.
try installing i9000 drivers, or try another computer.

I came up with this a while back. Could very well be the same issue.
Let me start by saying I'm flash happy, and everyone that knows me personally, tells me to just quit jacking with my phone. NOT A CHANCE! I'm on my 3rd Cappy and shouldn't have ever exchange it again. I only had to in the beginning, because I was a newbie and had not know enough, but to get me in trouble.
I presume that this should work on all Windows OS's. I personally am running Vista Enterprise x86.
My symptoms:
Plug in phone to the usb and it there was about a 15% chance off being able to mount to usb, and Windows recognizing as a mass storage device. I tried un-installing drivers and re-installing and it would work some of the time, until the point came when parts of the driver install would fail. Then to the point when it was just completely unrecognizable. I thought I had it fixed because it seemed intermittent. In the middle of flashing to stock, something interrupted communication between the pc and my phone. Restarted the phone and attempted the flash again. Got a little farther and froze again. I had to use another pc that I had never connected my phone to before and I was able to use my jig to trigger download mode, because no buttons combinations would allow it into download mode.
This got me thinking that it was specific to my pc and not my cable or my phone.
My resolution:
I went straight to the registry and went to find. I deleted every entry that came up for "i897" and "i9000" excluding what was listed in the system volume information, as I didn't have permissions to remove any keys. I didn't keep count, but I probably deleted 300-400 registry keys that pointed to my phone. It seems as if with each developers rom that I had flashed, there was an entry for a different device. Don't quote me on that, because it is just my personal consensus. I also un-installed the samsung drivers, the unknown device driver, kies software, and anything associated with samsung. I noticed that next to all of the i9000 instances, the hex key for me started with 1000ee. So I also searched for the first part of that key trying to ensure that all instances of the device. Lastly, I deleted the samsung folder from program files.
I installed the samsung drivers package commonly listed in all of the other threads for x86 operating systems. I plugged in my phone and watched as each and every driver installed successfully. Keep in mind different drivers are installed depending on if you have usb debugging on/off, and the options for if the preferences on you phone are set to media, storage, or kies. I have multiple usb ports, however testing has shown me that, for me and my setup, I can plug into the port that I used when installing the drivers the final time, I am able to connect consistently. Earlier today, I tried to plug into a different usb port and it was an unknown device. I am led to believe, this is because I didn't un-install the unknown device on this particular port.
If you intend to work in the registry, please remember to always back it up first. You can always restore.
Hopefully my findings can help you as they did me. Happy flashing and I would like to thank the community for the dedication to assisting each other and the developers, for making flashing, better than crack cocaine. Flashing rom's doesn't make you twitch near as much as a crackhead.

Well since you can't use your phone you should sell it to me
Sent from my GT-I9000 using XDA Premium App

I didn't even install drivers, ubuntu got them for me
Sent from my SGH-I897 using XDA Premium App

Related

[Q] PC Not Recognizing Cappy

I'll try to keep this as short as possible. After installing Perception 9.5 on my phone my PCs started to fail to recognize the device. I was never able to get it to work with Odin but I was able to connect it to install Perception 10.2 hoping that might fix the issue (10.2 goes back to 897 whereas 9.5 was based off some Samsung 959 ROM). Unfortunately, it did not and I can't connect the device to any of the three PCs I have.
Either nothing happens or the PC says "usb device not recognized". Things I have tried:
Switched usb debugging on and off
Switched from kies to mass storage to media player
Removed and reinstalled drivers on all 3 PCs (2 32-bit Vista, 1 64-bit Win7). The drivers used were the ones in the FAQ thread.
Tried a different micro usb cable
I'm at a loss as to what else to try. I never had this issue before trying to flash Odin with Perception 9.5 on my device. Any suggestions?
Have you tried a different USB port on your computer? I was using one on the front of my computer for months and then lately it wouldn't connect and I went through the things you did and nothing worked. I am now using a USB port from the back of my computer and it is working fine. If you have wifi you could also look into an app called SwiFTP. It will allow you to transfer files between your phone and computer using your wifi instead of USB cable. Good luck, hope you get it figured out.
Tman42 said:
Have you tried a different USB port on your computer? I was using one on the front of my computer for months and then lately it wouldn't connect and I went through the things you did and nothing worked. I am now using a USB port from the back of my computer and it is working fine. If you have wifi you could also look into an app called SwiFTP. It will allow you to transfer files between your phone and computer using your wifi instead of USB cable. Good luck, hope you get it figured out.
Click to expand...
Click to collapse
Yep, I have tried a total of 14 usb ports on 3 PCs, lol. I have Doubletwist and Dropbox so I'm not worried about moving files and whatnot, but I do like testing out other ROMs so I need to be able to connect in order to use Odin. I also want to sell this phone soon and pick up an Inspire so I kind of need to get it back to stock.
Update: I tried installing the Vibrant drivers (since that's what Perception 9.5 was based off of) and I did a hard reset of the phone. PC is still unable to recognize the device. Is there a zip file out there that would allow me to revert back to stock?
There its the jh7 ota that design gears put out a while back, but you are taking a risk flashing anything without knowing you can use odin.
If you are going to try it, make sure you disable lag fix first
did u try adb?
did u try different USB cable?
can u get it into download mode?
tzabka said:
did u try adb?
did u try different USB cable?
can u get it into download mode?
Click to expand...
Click to collapse
Do not know what ADB is, I'll do some homework. Tried a different cable. Can get it into download mode.
@mcord, thank you, I'll google that. I'm not sure what else to try.
http://www.ponack.net/designgears/JH7_OTA.zip
mcord11758 said:
http://www.ponack.net/designgears/JH7_OTA.zip
Click to expand...
Click to collapse
Thank you, before I try that I want to go down the ADB route. Is this what I'm looking for or is there something more updated?
http://forum.xda-developers.com/showthread.php?t=502010
That is what you are looking for but I am not sure it will do you any good if your pc does not recognize your phone
i m oso having same problem. it charge but just won't connect to my pc. tried all but fail. same worries

[Q] Restoring Captivate from AT&T World Phone Screen

Hey folks. I'm hoping to get through this in one piece, with one walkthrough.
I recently messed up in flashing a Rom to my Captivate. It cleared the phone of firmware and left me with the AT&T splash screen.
I bought a jig, and am now at the "Downloading..." screen and am trying to take this slowly to ensure a properly functioning phone (I've been without for two weeks now).
I've read through the sticky post [link]http://forum.xda-developers.com/showthread.php?t=884364[/link] and have most of the downloads. The Odin link is dead, and I don't have the proper version (I used a version I later found out was bad).
What I'm hoping for is to get someone to show me where the proper version of Odin is, and maybe give me a quick guide to doing this for a Rogers Galaxy S Captivate.
I hope I'm not coming off as lazy, but I tried this solo, and it went awry. Thanks for any help in advance.
This is the link for Odin. http://forum.xda-developers.com/showthread.php?t=731989
You want to Open Odin, then use the jig to put the phone in download mode, connect usb to your computer and wait until odin recognizes your phone. Click Start and sit back and wait. You should then be able to put whatever rom you want on the sd card and flash
Okay. I got the proper download, and used Odin. It reported success.
I haven't unplugged the phone from the computer yet, but it's also not showing as a drive on my computer. I'm at the stage where I'm supposed to root the phone after using Odin and before flashing.
Should I unplug the phone, or is that going to send me back to square one?
JavaMac said:
Okay. I got the proper download, and used Odin. It reported success.
I haven't unplugged the phone from the computer yet, but it's also not showing as a drive on my computer. I'm at the stage where I'm supposed to root the phone after using Odin and before flashing.
Should I unplug the phone, or is that going to send me back to square one?
Click to expand...
Click to collapse
If you used that Odin 1 click you will have the AT&T version, it will work but you will have the AT&T boot up screen. After it is finished your phone should reboot by itself. If it didn't try pulling the battery and then turn it back on.
Driver Installation Issue at Fault?
Okay, so I'm starting to wonder what's going on with the communication between my phone and my computer. I have the drivers, but when I try to install them (64 bit, for a dual-core, right?), it claims to fail.
I think maybe that this is the reason I can't get the computer to recognize the drive. Also, when plugged in last time, it said it failed to install drivers again. Even when the phone was operational, I had issues with that.
So . . . I'm wondering if maybe I solve that and the issue becomes seamless. Any thoughts on this would be appreciated, as it seems I'm stuck until I get the phone to register. Even Odin won't see it now, although I've already passed that step. F-Bomb.
Did you get the drivers right from samsung web site if not thats why they wont install i had same thing when i got my cappy.
I got drivers from.samsung.com installed em worked perfect sence. i kept the download saved had to install em a few times over the last 9 or so months. Only because of all the dam software hardware i run. Good luck
Sent from my GT-I9000 using XDA App
Just because it's a dual core processor in the computer doesn't mean you have a 64 bit OS.
You might want to know what version of windows you have...just a thought.
Okay . . . I can't seem to resolve this driver problem, nor can I move forward in the previous issue of getting my phone back to a functional state.
I can't imagine what I'm doing wrong that everyone else managed to avoid. Could I maybe request some one-on-one time with an experienced Rogers user? Just to recall the exact steps they took in order to successfully UNSCREW their phone.
Again, I appreciate all the help. Every post is making progress. I'm just frustrated at my ineptness with solid state installations.
I'm still not able to install the drivers or get my computer to register the phone as a drive. I did a bit more reading, but I've found nothing but different driver links. Has anyone else had this installation failure?
I have had driver problems before...try plugging up phone; on computer control panel, device managment , go to were it has device (just click then till se something about samsung) then uninstall drivers, next unplug phone, reinstall drivers that are on design gears (developer) thread for odin one click, next plug up phone sbf it will say new hardware and install drivers then see if that works... Ps if need to just pm me and I will get back to you to try and help
Sent from my SAMSUNG-SGH-I897 using XDA Premium App
A side note: I just tried it from my computer and the link if good and they work
Sent from my SAMSUNG-SGH-I897 using XDA Premium App
Try it again, however this time plug your USB cable into the USB port in the back of the computer.
Drivers were installed properly with Toolbox. Thanks for the help

Captivate suddenly not detected by PC

ok first off I have searched and have yet to find a sollution. So if there is one please flame me and point me to it.
Problem : I have 2 computers, both win 7 x64 pro. my desktop does not detect any cell phone, my friends droid 1 or my samsung captivate..... Both have all the drivers installed. That is a small problem because i have a laptop that does ( DID)
Big problem : phone having problems, me flash captivate and flash fail ( i think i used odin 2.2 flasher which for some reason doesnt want to work, i tryed it a few times before... but anyways so I'm in download mode and now the computer wont detect my phone, just like my desktop, I get the UNKNOWN USB device or the usb device did not install correctly blah blah blah malfunction... SO now I'm able to get into DL mode but thats it.... so where is the fix for this? Please help . its so strange that no changes were made and it goes from having worked for months to not working at all suddenly...
Again neither odin v 2.1 or v 2.2 ( as in froyo and eclar) will detect phone nor will the hemdol program or what evs.... so i can not boot past download mode. Please help .
the answers are out there... itll just take a bit of reading... however sounds like there are program incompatibilities somewhere not allowing your drivers to install especially after you said drivers did not install blah blah. Also try changing usb ports when you plug it in and go through and check to make sure all you usb drivers and ports are functioning properly. Furthermore check to ensure your charging port isnt loose and or pins bent or broken same with your cable.
try this as well... says right click and run odin in admin etc.
http://forum.xda-developers.com/showthread.php?p=16936821#post16936821
xbadwolfx said:
try this as well... says right click and run odin in admin etc.
http://forum.xda-developers.com/showthread.php?p=16936821#post16936821
Click to expand...
Click to collapse
Also use XP service pack 2 mode. This helps also.
JJ133169 said:
ok first off I have searched and have yet to find a sollution. So if there is one please flame me and point me to it.
Problem : I have 2 computers, both win 7 x64 pro. my desktop does not detect any cell phone, my friends droid 1 or my samsung captivate..... Both have all the drivers installed. That is a small problem because i have a laptop that does ( DID)
Big problem : phone having problems, me flash captivate and flash fail ( i think i used odin 2.2 flasher which for some reason doesnt want to work, i tryed it a few times before... but anyways so I'm in download mode and now the computer wont detect my phone, just like my desktop, I get the UNKNOWN USB device or the usb device did not install correctly blah blah blah malfunction... SO now I'm able to get into DL mode but thats it.... so where is the fix for this? Please help . its so strange that no changes were made and it goes from having worked for months to not working at all suddenly...
Again neither odin v 2.1 or v 2.2 ( as in froyo and eclar) will detect phone nor will the hemdol program or what evs.... so i can not boot past download mode. Please help .
Click to expand...
Click to collapse
What rom are you on? CM7 MIUI?
Well huge problem... for some reason the phone wont charge now so now i cant even get in DL mode and before that i couldnt for the life of me no matter what i read find a fix for the USB issue. idk what the **** it is but its really annoying.... I was using OFFICAL 2.2 and was trying to reflash it and try it again or flash 2.1 because i was getting random restarts. then the flash failed for some reason first time ever I think ( i seriously have flashed about a dozen times since ive had my phone over 9 months, So i know alot and have read alot, have a jig and all that jazz) so i know what im doing... I just got my phone back from samsung about a month ago they fixed a random button pressing problem, and now the turning off on a Stock rom ( plus firefly prior, why i went back to stock) made me paranoid, plus i use it as a clock for work so i cant have it turn off randomly at all. So what am I to do? I possibly can use my friends battery for a bit or my womans... but im thinking maybe this has less to do with computer now and possibly that my phone fried or something that i should send it in to samsung for warranty repair...since obviously if it was restarting on a new 2.2 instalation obviously there were probably some problems...
I read a similar story of this randomly happening to another experienced user on google, and he sent it in to samsung and they just sent him a new phone... my AT&T warrianty is long gone on my refurb but i still got 3 months left with samsung... idk why it isnt even charging on wall outlet or computer...
what to do?
Did the phone go "dead" after a failed firmware flash? Or it literally just all of a sudden won't charge? If it was truly random then it's a hardware problem all the way and most likely an issue with the USB port or a trace routed through it. Only 2 lines control charging and the Captivate is notorious for a pretty solid port from my findings.
Well I left my phone in the wall for hours and I guess it does charge so its not completely dead. Now just the issue of reflashing stock on there... so getting the USB to work in my computer. I take it the USB in the phone isnt dead or the JIG wouldnt work... I just want to know if the Random shut off is hardware related or a bad flash / rom? Anyone know what has less problems? 2.1 or 2.2? I dont think my keyboard is in 2.1 so i dont think i could take it... but i just want a working phone with my gingerbread keyboard <3 I just dont want it to turn off on me...
and now randomly odin's will still not detect, but heimdol will, but it fails about 18% into factoryrfs or what evs. And Yes I have used it before and yes I am following all directions. WTF this is blowing my mind... and yes repartition is selected
Are you using an OEM Samsung Cable? Don't use knock off cable for anything more than charging...
just fyi if u rooted ur phone and samsung checks the programing to find out and trouble shoot it will void your warranty and youll have to pay for it... so um maybe try spending the 50 and go with a refurb thru insurance.
Yes I'm using stock cable...
ANd its not rooted, its not ANYTHING since there is no OS on the phone so no way to see anything to void anything...
now most things ( on different computers) will detect the phone and all odin and heimdol but they will both fail at the beginning of any flash... Its like nothing can be pushed through the phone.... ?
I have heard once hedimall is used on a computer it screws with odin and wont let it see ur phone
Sent from my Stock KH3/4 2.3.4 Captivate using the XDA Premium App!
b-eock said:
I have heard once hedimall is used on a computer it screws with odin and wont let it see ur phone
Sent from my Stock KH3/4 2.3.4 Captivate using the XDA Premium App!
Click to expand...
Click to collapse
It doesn't necessarily screw with it. Heimdall installs a custom WinLIB USB driver to operate with Samsung Composite USB devices. This driver is used for Samsung Download mode which ODIN doesn't recognize. To switch back to using ODIN, you just need to go into device manager and uninstall the device and be sure to DELETE DRIVER FOR THE DEVICE. Then just plug the phone back in when in DL mode and the Samsung driver will be re-installed. However, this is really beginning to sound more like a hardware problem. I emailed you back and would be happy to put a final diagnosis or repair on the devil phone.

[Q] Phone won't connect to computer

Alright, so before I get flamed, I have searched for over an hour today, and I have not been able to figure this out. I am not new to android, rooting, custom roms, and editing files, so I have tried a multitude of different things.
To the point, my Droid 3 will not connect to my computer. It did a couple weeks ago when I flashed the Liberty Rom onto it, but now it'll just charge and not go into the USB mode. The only reason I know it is charging is when I disconnect the cord it says the disconnected message.
I have tried a couple different cables, and I usually use my stock cable that came with my D3. I have also tried restarting my phone and computer. I even flashed the newest Liberty Rom the hard way and still no luck.
If someone could please help me out I would be VERY grateful as this is a PITA!!!
Thanks in advance!
My two cents would be, try different usb port and make sure you have the most current moto drivers.
Have had luck with uninstalling driver pack and reinstalling.
Hope that helps.
Sent from my DROID3 using XDA App
I appreciate the help, unfortunately uninstalling the drivers didn't work, unless I didn't get the correct drivers? I went into uninstall programs. In the device manager nothing came up for my phone or drivers. And I have also tried different ports but to no luck. Thanks again for the reply.
Have you tried a different computer? A different device? Let's just rule out that this isn't a computer issue first...
My Zune works in all of my ports, and my other computer. My Phone however does not. It does the same thing as my other computer, although I guess I don't have the drivers on the other computer, but it would still come up as usb connection right? All this does is charge, sometimes.
Have you tried Linux? No drivers are needed. download a live CD and see if it helps.
eww245 said:
Have you tried Linux? No drivers are needed. download a live CD and see if it helps.
Click to expand...
Click to collapse
Can you explain?
("Very Important"!) PLEASE POST!!!
After sufferring through the same issue and delving deeply for almost two days,I have found the culprit!!! IT IS THE USB CORD AND NOT THE DRIVERS OR ANYTHING ELSE!!"SIMPLY USE THE FIRST USB CORD THAT YOU USED THE VERY FIRST TIME YOU PLUGED INTO YOUR COMPUTOR AND THAT WILL RECTIFY(FIX) YOUR PROBLEM.(IT HAS TO BE THE VERY FIRST USB CORD OTHERWISE YOU WILL CONTINUE TO HAVE THIS PROBLEM UNTIL AND NO OTHER COMPUTOR WILL RECOGNIZE YOUR DEVICE UNTIL YOU DO WHAT I SAY.I thought it was the rooting of my phone that initially caused the issue or maybe an app,however,I found the culprit.The usb cord!!!(WHATEVER USB YOU USED FOR THE VERY FIRST ,STOCK OR NOT,IT IS THE ONLY ONE YOUR COMPUTOR WILL RECOGNIZE!!! I HOPE THIS HELPS THE MANY OF YOU THAT ARE HAVING THIS SAME ISSUE AND GOOD LUCK
Sent From My Droid 3 using TapaTalk
xFreak-a-Zoidx said:
RECTIFY(FIX)
Click to expand...
Click to collapse
Thanks for clearing that up for me, I haven't competed the fourth grade.
Dude could've just said use the USB cord that came with the phone, to each his own. I have 6 micro usb cables and only the moto official will allow me to do anything other than charge the phone via cpu.
Sent from my DROID3 using XDA App
The only problem is that I ONLY use the cord that came with my D3... Any way to flash the stock rom onto my phone from my phone and unroot? Then I can take my phone into verizon and get a new one... and a new cord..
ajgates92 said:
The only problem is that I ONLY use the cord that came with my D3... Any way to flash the stock rom onto my phone from my phone and unroot? Then I can take my phone into verizon and get a new one... and a new cord..
Click to expand...
Click to collapse
That sucks. You can find the .890 sbf floating around in android development and flash it, I believe it takes everything to stock including unroot.
Sent from my DROID3 using XDA App
I looked in the thread posted, but the link to the flashable zip is down. So i'm stuck at a standstill right now.
This link works fine: http://dev-host.org/t6y98oinbk1f/Droid_3_SBF_5.6.890.zip
blmetzger said:
This link works fine: http://dev-host.org/t6y98oinbk1f/Droid_3_SBF_5.6.890.zip
Click to expand...
Click to collapse
Can I flash that wit cwm or the stock recovery though? I can't use RSD or fastboot because nothing happens when I plug my usb into it.

USB-connection (Smartflash, NVFlash, Data-transfer)

Hi,
I've search thru the forums and tried several things, but haven't found a solution.
My problem is that I no longer can make a USB-connection to my O2X.
The only thing that works in the micro-usb is charging. What I tried:
- Smartflash (power-up without battery while holding vol-)
- NVFlash (power-up without battery while holding both vol-buttons)
- Ordinary USB-connection (flash-drive)
- Cleaned it for dust
All of this was done on different windows machins (WinXP and Win7), all USB-ports and different USB-cables (inlcuding one that I know has worked before). Windows don't even show me the device.
The reason why I want to flash is that I think the current baseband (that I flashed) is not the best for my phone. So I want to try another baseband.
Do any of you have a suggestion on how to fix my phone or is the hardware toasted?
Best regards
Anders
Unable to install stock rom
DEAR MEMBERS
please help me i am running cm7.2 in my o2x and want to go back to stock rom.
i have downloaded smartflash tool and stock rom fls and bin files and done the entire procedure as mentioned in the guide
but when i press start button it asks to install odm which is not mentioned in the steps.
when i press yes nothing happens when i press no nothing happens.
please help me to get back to stock rom or else i may void my warranty.
once before i installed the stock rom by the procedure and was successful but this time i am unable
First uninstall lg software and lg usb drivers then first install LGUnitedMobileDriver_S498MA21_WHQL_ML_Ver_2.1.exe then run the SmartFlashTool_P990.exe then remove battery plug device in while holding volume down - and them try.
komunistvb said:
First uninstall lg software and lg usb drivers then first install LGUnitedMobileDriver_S498MA21_WHQL_ML_Ver_2.1.exe then run the SmartFlashTool_P990.exe then remove battery plug device in while holding volume down - and them try.
Click to expand...
Click to collapse
Thanks for your suggestion, already tried this. The problem is that Windows don't even pickup on my O2X when plugged in. No new devices in the Device Manager shows up.
aziz.chamadia said:
DEAR MEMBERS
please help me i am running cm7.2 in my o2x and want to go back to stock rom.
i have downloaded smartflash tool and stock rom fls and bin files and done the entire procedure as mentioned in the guide
but when i press start button it asks to install odm which is not mentioned in the steps.
when i press yes nothing happens when i press no nothing happens.
please help me to get back to stock rom or else i may void my warranty.
once before i installed the stock rom by the procedure and was successful but this time i am unable
Click to expand...
Click to collapse
Please don't hijack my thread!
Aduck79 said:
Thanks for your suggestion, already tried this. The problem is that Windows don't even pickup on my O2X when plugged in. No new devices in the Device Manager shows up.
Click to expand...
Click to collapse
Try going to Hardware and Sound and then Devices and Printers in the Control Panel. Maybe it'll show there.
Aduck79
You may try in a virgin PC where no USB drivers have been installed. Best would be format PC reinstalll WIN OS and try NVFLASH or SMARTFLASH after installing LG USB drivers. I have also faced similar problems and solved them in different PCs either friends or office. I somehow feel LGs drivers are badly written and not very smooth functioning. In fact I (and many others) have bricked O2X trying to upgrade to official GB updates by using LG PC suite and drivers.
This is only my suggestion. I did not had to format my PC any point of time. Don't curse me if this fails. This is only one of the trials and errors.
Maybe I should try from a Linux live-cd to check if it's windows or the phone who's acting strangely.
Sent from my LG Optimus 2X
I got the exact same problem and after searching the net there are a lot of people having the same issue too.
Don't want to sound negative but the majority never got it to run again. For some it automagically started working again.
I got it to run only on Stock Froyo, no stock GB and no ICS with all the ICS Kernels available.
The thing which helped me on Froyo was: http://forum.xda-developers.com/showpost.php?p=28985033&postcount=5
Unfortunately CM9 has no secret menu.
I once had it recognized with Jarvis Kernel on Paranoidandroid for a second and had a hotreboot. Then never again.
I'm pretty sure the PC and the LG Drivers make no difference in this case, as I got 5 different PCs running different OS for testing and they never made a difference.
Aduck79 said:
Hi,
I've search thru the forums and tried several things, but haven't found a solution.
My problem is that I no longer can make a USB-connection to my O2X.
The only thing that works in the micro-usb is charging. What I tried:
- Smartflash (power-up without battery while holding vol-)
- NVFlash (power-up without battery while holding both vol-buttons)
- Ordinary USB-connection (flash-drive)
- Cleaned it for dust
All of this was done on different windows machins (WinXP and Win7), all USB-ports and different USB-cables (inlcuding one that I know has worked before). Windows don't even show me the device.
The reason why I want to flash is that I think the current baseband (that I flashed) is not the best for my phone. So I want to try another baseband.
Do any of you have a suggestion on how to fix my phone or is the hardware toasted?
Best regards
Anders
Click to expand...
Click to collapse
I'm afraid without any USB connection at all you are pretty much out of luck I'd say
kohos said:
I got the exact same problem and after searching the net there are a lot of people having the same issue too.
Don't want to sound negative but the majority never got it to run again. For some it automagically started working again.
I got it to run only on Stock Froyo, no stock GB and no ICS with all the ICS Kernels available.
The thing which helped me on Froyo was: http://forum.xda-developers.com/showpost.php?p=28985033&postcount=5
Unfortunately CM9 has no secret menu.
I once had it recognized with Jarvis Kernel on Paranoidandroid for a second and had a hotreboot. Then never again.
I'm pretty sure the PC and the LG Drivers make no difference in this case, as I got 5 different PCs running different OS for testing and they never made a difference.
Click to expand...
Click to collapse
Does the ROM has anything to do with Smartflash- and NVflash-modes? My guess is that they have nothing to do with each other. So my problem should persist even though I try different ROMs. Correct me if I'm wrong.
I'll look into the Froyo-topic you linked to.
Strange. Now it suddenly works again. I didn't do anything from the last time. That's odd.
I don't think that the ROM specifically has to do with the problem.
Stock Froyo just happened to be the only ROM where switching USB connection modes made the device seen in device manager on Windows. (Although it required manual .inf driver clickery.)
I'm sure missing USB connectivity affects people in NVFlash as well.
In my case I can't do **** ranging from USB mass storage when booted up, ADB or NVFlash when booting.
However restoring to the Froyo nandroid makes everything working for me again.
oh oh, it looks like the same issue that i had... No PC-connection (Win/Linux) recognized the mobile via USB. No Chance to get it back to work.
I flashed back to stock (very difficult without NVFlash...) and then send it back LG Service for repearing. After three weeks i got it back. They changed the hole mainboard so i got a new IMEI but USB works now again.
zeonit said:
oh oh, it looks like the same issue that i had... No PC-connection (Win/Linux) recognized the mobile via USB. No Chance to get it back to work.
I flashed back to stock (very difficult without NVFlash...) and then send it back LG Service for repearing. After three weeks i got it back. They changed the hole mainboard so i got a new IMEI but USB works now again.
Click to expand...
Click to collapse
Yeah. It stopped working after I booted a couple of times
And it was only semi working, it didn't want to go into Smartflash-mode, only NVFlash and Flash-drive.
@aduck79,
Did you already try tonyp's modded adb drivers?
http://forum.xda-developers.com/showthread.php?t=1752074
aragorn7 said:
@aduck79,
Did you already try tonyp's modded adb drivers?
http://forum.xda-developers.com/showthread.php?t=1752074
Click to expand...
Click to collapse
Nope, as I'm quite sure that it's not a matter of drivers.
Windows don't even detect the phone. So I think that the phone doesn't present itself.
Sent from my LG Optimus 2X
Since you already tried changing cables, computers, and even windows & Linux, and since it works on and off, You're right - it isn't the rom nor the drivers. it does sound like the hardware is messed up where the cable connects.
Any chance you can get it serviced? Hope your warranty covers it.
Sent from my LG-SU660 using xda premium
Same problem, no solution
Hi,
I seem to have the same sort of problem with my phone.
I used to be able to connect my phone to my computer just fine until I upgraded it to Gingerbread. Or that is at least the last time the USB connection seemed to work.
I have looked all over the internet now to find a solution to the problem but can't find one. Hope you guys could help me on this.
My phone is an LG optimus 2x P990 with a stock ROM gingerbread 2.3.4
LGE Version LGP990-V20r
Kernel version 2.6.32.9
I've tried so far:
- rebooting phone and pc
- factory reset phone
- Use other pc's => didn't work
- Connect a samsung phone to my pc with my LG cable => did work
- uninstall and reinstall all the necessary drivers
- mass storage mode on and off
- Installed android SDK and looked for adb devices, none shown
- phone doesn't show in the computers device manager either
Although when I do connect the phone it starts charging and if I go to the tethering settings it does recognize the fact that it is connected through USB.
So why can't I get my PC to recognize the phone.
I really need it cause I would like to root my phone to install a custom ROM.
I have tried rooting it with Gingerbreak as well, but that doens't seem to work either.
Thanks for the help
I just made a recovery.log in CWM:
http://pastebin.com/yJw6LEmf
It mentions something about USB in the bottom. Maybe it's a software issue after all?
Sent from my LG Optimus 2X

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