[Q] LG p350 Emergency Mode loop? - Android Q&A, Help & Troubleshooting

My LG has a Emergency Mode loop problem that i think. If i turn on the phone, then a couple of times 'Emergency Mode' comes. If the phone is on and i reboot it, then EM can come.
I have tried everything from the possibles fixes, but nothing work.
If i plug the phone in the computer, then the computer gives the message 'Device disconnected'. So even that is not working.(driver re-install tried: not working) [email protected]:53am: the usb drivers are re-installed now, 2 drivers still not work. [email protected]:01am: usb problem is fixed i guess.
What should i do now?, can this problem be an corrupt systemfile what can't be repaired, or is this hardware failure ?

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[Q] Odin/ADB can not see my phone (HELP)

Hello All,
I've been reading posts from here for a long time but this is my first post.
I'm coming here as a last resort to save my Galaxy s2 (SGH-T989) which has a stock ROM.
Here's what happened.
I dropped my phone and then it got stuck in bootloop (it only boots until I see the "SAMSUNG" word animation and stops there).
At that point, ODIN 'sees' that there's a connected device; KIES keeps "connecting...." but can't actually connect; ADB does not show any connected device.
So, what I wanted to do was to factory "reset" the phone. The problem is I can't get the phone into Recovery mode. I believe it's because my volume down button was acting up when the phone was working. However, I can get to "Download Mode" using a USB Jig.
So, the next thing to do is to flash a new stock ROM. However, whenever I connect my phone when it's in "Download Mode", ODIN does not see it.
Yes, I've installed, re-installed, removed, re-installed all drivers and Kies and I've done that so many times you can't even believe it.
The problem is that the device driver "SAMSUNG Mobile USB CDC Composite Device" gives the following error "This device cannot start. (Code 10)", and I don't know why or how I can get rid of that. As mentioned above, I've tried all the device driver installation fixes but none has worked.
I mean, when the phone is not in Download Mode and I connect it to my PC, all device drivers are working fine with no error, but when it's in Download Mode, I get the error mentioned above "This Device cannot start.".
So, my questions:
1) Is there a way to get to Recovery Mode without using the button combinations? (The phone is in bootloop)
2) How can I fix the device driver error mentioned above to get ODIN to see my device?
3) Is there anything else I need to be doing?
This problem is really frustrating and I've been on it for more than 2 weeks and nothing has worked so far. Any help is greatly appreciated.
1. I think you have flashed an bad kernel if you cant get into recovery mode and i dont get it why your volume down acts like up?.
2. http://support.microsoft.com/kb/943104 try to maybe also disable kies and try again.
3. Kies is on, adb doesnt work at samsung/download screen, try to reinstall samsung usb drivers again :/ yes I know but to be sure, disable driver signature or something like that if you are on windows 8.x, try another usb cable.
2weeks dont sound good. I hope these tips could help a bit but I still wonder why your phone got in bootloop when you dropped it !?!? What were you doing at that time and did the battery go out?
wulsic said:
1. I think you have flashed an bad kernel if you cant get into recovery mode and i dont get it why your volume down acts like up?.
2. try to maybe also disable kies and try again.
3. Kies is on, adb doesnt work at samsung/download screen, try to reinstall samsung usb drivers again :/ yes I know but to be sure, disable driver signature or something like that if you are on windows 8.x, try another usb cable.
2weeks dont sound good. I hope these tips could help a bit but I still wonder why your phone got in bootloop when you dropped it !?!? What were you doing at that time and did the battery go out?
Click to expand...
Click to collapse
Thanks for the quick reply, wulsic.
1. No, I did not flash any kernel on this phone, everything on it is stock and was working just fine before it was dropped. I meant that the volume down was not working properly, not that it was acting like up.
2. I tried that but did not work
3. The drivers are working fine when the phone is not in Download Mode, it's only when it's in Download Mode that I get the error and I've tried re-installing drivers and everything, I think the problem is with the device itself not a driver problem.

[q] brick, kdz usb error

Hi, I was looking everywhere since yesterday but can't find a solution. I had cwm + twpr + lollipop cm12. I've decided to back to stock, so as allways: driver, b2cApp, kdz, v20h and v10a, usb, s/w mode, xml parser, shhtp, etc... Standard offline kdz method. But during flashing I stuck on 15% and get the info that my phone anad pc are not connected by usb cable, I tried changing usb ports at pc, reinstaling everything, but I have still the same error. If that woldn't be much enough I ****ed something up and I think I don't have any recovery right now
I can put my phone in s/w mode but I stuck on 15% with usb not connected error.
I can put my phone in fastboot mode but my pc does not recognize it, its just pluging in and out it from windows.
I can put my phone in stuck on LG logo 'mode'
Any help? How to unbrick it? How to flash stock or at least some custom recovery? Of course unlocked bootloader. Please help me :crying:
Key it ****ed up even more.
When kdz show me to connect my cable i clicked retry, plugen cable out and in, kdz found my device, and go to step 2. In half way I had again the same error, so again clicked retry, plug out, plug in. Again founded my device, when I had downloaded 100%, same situation. founded my device, log that tool is extracting kdz and nothing. Waiting about ~1,5h, nothing happend, so I diconected cable. In that moment kdz go to third step and I get windows force close for not repodnig app kdz. I said a loud **** and started again. Phone has not been found anymore by kdz. After a few tries, booted to fastboot, and connected to computer. It has been found as Google Fasbtoo USB, no way to update driver to fastboot. I disconected phone and decided to try again with s/w but nope. S/W not turning on anymore (with or without battery). Fastboot not turning on any more. Just LG logo, when I'm connecting device to PC it is sometging pluging in and out but nothing showing in device manager
Any ideas? Please!
I have the SAME problem with my (now old) LG... I read more than 20 tutorials for getting back to stock and nothing
Sent from my GT-I9205 using XDA Free mobile app
I triend on clen frsh windows I get OMAP device, fastboot is finding my device but wont start fastboot mode in my phone, when trying to flash cwm I get security error and still no s/w mode So I'm affraid that we have to say goodbay to our L9
What's more:
1. Can't find orginal p760 recovery, tried to flash p769 and I get wird effect, after LG logo screen looks like broekrn, some color stripes and all display going to white, then turn off.
2. Using fastboot and choosing options wit u-boot making my phone turning to LG logo with no security error, still no s/w, fastboot or recovery mode.
3. Using option 1 (1. Fastboot) from the fastboot tool is making my phone turnig black screen and nothin more, no even LG logo.
Please can anyone help us?

My s3 can only go to download mode, cant get recognized by odin

So if I just turn my phone on, it will be a white screen with no logo or anything.
Luckily I can go to download mode, however the PC doesnt recognize my phone at all (It says USB device not recognized. The last USB device you connected to this computer malfunctioned and Windows does not recognize it.), I tried many drivers before., still doesnt work. I know my phone is in serious trouble, can anybody help me? I am thinking this is maybe a symptom of sudden death or caused by emmc, but I am not so sure now since the download mode is still accessible.
THANKS A TON GUYS.
Ggcoolz said:
So if I just turn my phone on, it will be a white screen with no logo or anything.
Luckily I can go to download mode, however the PC doesnt recognize my phone at all (It says USB device not recognized. The last USB device you connected to this computer malfunctioned and Windows does not recognize it.), I tried many drivers before., still doesnt work. I know my phone is in serious trouble, can anybody help me? I am thinking this is maybe a symptom of sudden death or caused by emmc, but I am not so sure now since the download mode is still accessible.
THANKS A TON GUYS.
Click to expand...
Click to collapse
Try this drivers https://www.dropbox.com/s/fhimf3vi737by0n/Samsung-Driver.exe?dl=0
Sent from my iPhone using Tapatalk
If it still isn't being recognized, forget the windows drivers. Boot into Linux and use Heimdall. I've rescued many Samsung devices this way.
You may need android-udev too.

Can't enter Flash Mode, only Safe Mode. (Not just via USB)

So,
I'm trying to flash my Z5C with latest LP but when I try to enter Flash Mode to do it the phone enters Safe Mode. Now some people say it might be driver related and yes, one of the Z5C drivers I tried installing says this:
Sony Net (03/19/2015 6.0.6000.16511) Not needed (No device for update present)
Now even if it is a driver issue, shouldn't I be able to enter flash mode by simply pressing Vol Down + Power Button? I still enter Safe Mode. Can I not enter Flash Mode any other way than the Vol Down + USB?
I bought this phone a week or so ago and have not fiddled with anything apart from turning USB Debugging and Unknown Sources on. Other than that I have not done anything, not even OTA as it instantly goes to MM. This phone is stock firmware from factory.
Now when I tried connecting to Flashtools by entering Safe Mode (which I thought was flash mode but with a diff name) Flashtools either says Debugging is off or it goes as far as saying "Root Access Denied" (Note: it's not an error, just another message) and stops. The popup which says to plug in the phone doesn't dissapear either. So that's where I'm stuck and it's due to me not being able to enter Flash Mode on the phone.
So question is, what am I doing wrong?
PS. I will try this all over again on my W7 desktop as I've only tried with my W10 laptop and I know there are different driver settings. Yes I did enable "No Driver Signature"-mode on W10 prior to installing them but nothing changes.
Thankful for any help as I don't want stock, cause it's not very optimized and also phone can get a bit hot whereas they fix a lot of issues with these updates.
[EDIT]
Btw, can't find Sony PC Companion on the official site. Instead it's replaced by Xperia Companion. Inferior in tools but I assume they have the same drivers for phones included?
Anthraxiousness said:
So,
I'm trying to flash my Z5C with latest LP but when I try to enter Flash Mode to do it the phone enters Safe Mode. Now some people say it might be driver related and yes, one of the Z5C drivers I tried installing says this:
Sony Net (03/19/2015 6.0.6000.16511) Not needed (No device for update present)
Now even if it is a driver issue, shouldn't I be able to enter flash mode by simply pressing Vol Down + Power Button? I still enter Safe Mode. Can I not enter Flash Mode any other way than the Vol Down + USB?
I bought this phone a week or so ago and have not fiddled with anything apart from turning USB Debugging and Unknown Sources on. Other than that I have not done anything, not even OTA as it instantly goes to MM. This phone is stock firmware from factory.
Now when I tried connecting to Flashtools by entering Safe Mode (which I thought was flash mode but with a diff name) Flashtools either says Debugging is off or it goes as far as saying "Root Access Denied" (Note: it's not an error, just another message) and stops. The popup which says to plug in the phone doesn't dissapear either. So that's where I'm stuck and it's due to me not being able to enter Flash Mode on the phone.
So question is, what am I doing wrong?
PS. I will try this all over again on my W7 desktop as I've only tried with my W10 laptop and I know there are different driver settings. Yes I did enable "No Driver Signature"-mode on W10 prior to installing them but nothing changes.
Thankful for any help as I don't want stock, cause it's not very optimized and also phone can get a bit hot whereas they fix a lot of issues with these updates.
[EDIT]
Btw, can't find Sony PC Companion on the official site. Instead it's replaced by Xperia Companion. Inferior in tools but I assume they have the same drivers for phones included?
Click to expand...
Click to collapse
USB is the only way. I had to use 4 different PCs before finding one flash tool liked BTW. And you are kind of wrong about they fix issues with these updates. They really just create more. I'm on.200 LP and probably never going MM until aosp can deliver because MM is so messed up.
Did you get this sorted?
I can't boot into flash mode either, and I am stuck on a boot loop. Phone trying to setup and processes stopping.
civicsr2cool said:
USB is the only way. I had to use 4 different PCs before finding one flash tool liked BTW. And you are kind of wrong about they fix issues with these updates. They really just create more. I'm on.200 LP and probably never going MM until aosp can deliver because MM is so messed up.
Click to expand...
Click to collapse
Thank you for the suggestion to try different PCs. I only have the one at home but I tried a different USB port and Flashtool is working now. Bizarre.

LEMAX2 USB not working

Hi,
maybe one of the experts can help...
I have a LEMAX2 with X820_20S_ROW_CUOCO92 ROM.
Since half a year or so the USB-Connection to the PC does not work anymore. Tried several cables and several PCs, no change.
I can boot the phone in RECOVRY Mode, but it It shuts itself off immediately.
I can enter fastboot mode, but the phone is still not recognized by the PC.
When I connect the phone via MyPhoneExplorerClient, WLAN works, but MyPhoneExplorerClient says 'USB-Cabel 'Not conneced.'
When I unplug and re-plug the USB-Cable, for a short time MyPhoneExplorerClient says 'USB-Cabel 'conneced', but no setting option for USB configuration can be found and after a second or so MyPhoneExplorerClient shows 'USB-Cabel Not conneced' again.
I tried to find out how to change or repair the firmware but all howtos require a USB Connection.
Mayby I accidentaly removed some system software responsible for the USB Connection?
Any idea?
:crying:TWSMS

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