my lg optimus black not working after changing room - LG Optimus Black

i tried to change a room..\
now my phone not working.
when i turn it on it shows a logo of a room and then nothing happens.
how can i go to recovery mode???
how to fix it?>>

marik1599 said:
i tried to change a room..\
now my phone not working.
when i turn it on it shows a logo of a room and then nothing happens.
how can i go to recovery mode???
how to fix it?>>
Click to expand...
Click to collapse
Its ROM not room.....
And
Which ROM you have flashed?
Sent from my LG-P970 using xda premium

ICS
i tried to install this http://forum.xda-developers.com/showthread.php?t=1650537
i think that it's not working because i didn't wipe data, but how can i return to recovery mod?/
my phone not turning on. it sutcks on the rom's logo.

marik1599 said:
i tried to change a room..\
now my phone not working.
when i turn it on it shows a logo of a room and then nothing happens.
how can i go to recovery mode???
how to fix it?>>
Click to expand...
Click to collapse
First read my noob how to. If then there are questions left, search for: unbrick optimus black. If you still have questions, google them. If then there are still questions left (which I think wont happen) come back and post them here.

marik1599 said:
i tried to install this http://forum.xda-developers.com/showthread.php?t=1650537
i think that it's not working because i didn't wipe data, but how can i return to recovery mod?/
my phone not turning on. it sutcks on the rom's logo.
Click to expand...
Click to collapse
Download your stock rom and then use Smartflash Tool. This will get you back to square one.

marik1599 said:
i tried to install this http://forum.xda-developers.com/showthread.php?t=1650537
i think that it's not working because i didn't wipe data, but how can i return to recovery mod?/
my phone not turning on. it sutcks on the rom's logo.
Click to expand...
Click to collapse
OK, You have flashed Unofficial CM9 - Nightly 6a by FreeOptimusproject.
I think this ROM includes G-Recovery. I don't know this works but have a try..to enter Recovery....
1)Turn on your phone and press repeatedly G-Button as soon as logo appeared.
Or
2)After turning on phone press both Volume+ and power button together.
Or
3) Remove the battery after 5 seconds insert it again (dont switch it on) just plug in power cable and press Volume(-) and power button together in charging mode(this works for me with CM10.)
And if above not works just do what N00BY0815 said..
Sent from my LG-P970 using xda premium

Related

[Q] I think I killed my phone :s

Hi um I'm pretty new to Android phones, and my Captivate's stuck in a bootloop...
I had CyanogenMod 9 on it, based on ICS 4.0.4, which i still have the .zip for if necessary. But I think I did something stupid... in the recovery (which said something about CWMrecovery) mode, I absent-mindedly formatted the /system directory... derp....
Now basically the phone shows the AT&T logo, then shows some kind of recovery screen, it only flashes up for a short time but I can see in the background both an android, like stock recovery mode, and the logo from ROM manager (or something very similar). There is some text at the bottom but it's very small and only flashes up for a split second so I can't read it... and what's worse, it won't boot into recovery...
I'm not exactly sure how to even do it, but random combinations of the volume & power buttons and home.. screen-area-thing work eventually.. but it's just not working now, as i hold the buttons it either just keeps rebooting before it gets past the AT&T logo or ignoring it completely, showing the recovery screen then rebooting again anyway
Sorry it's kinda long.. I tried to be detailed XD
tl;dr CM9 rom Captivate, formatted /system, stuck in bootloop, recovery mode won't work
Any help would be much appreciated
Edit: Forgot to say, I've searched around already but I haven't found anyone else who's bootloop is caused by formatting /system -.-
re flash the rom. you erased the rom.
dont wipe dont format just flash the rom again. you should be back as if it never happened.
If your in a boot loop you might want to invest in a jig, only $6 on eBay
You also said recovery doesn't work? Have you tried putting it into download mode?
Sent from my SGH-I897 using Tapatalk 2
This might help you:
http://forum.cyanogenmod.com/topic/39685-stuck-on-boot-loop/
If not google Samsung captivate boot loop. Lots of info on how to fix out there. Sorry I don't work on many Samsung phones. Primarily HTC.
Sent from my Inspire 4G using XDA
jig will not help bootloop.
you are freaking out because of the bootloop and not holding the button combo for recovery long enough.
take out the battery. and replace
hold both volume buttons
then hold power
keep buttons held for 5 seconds AFTER screen comes on.
if your phone turns on and starts to boot, you have recovery and download.
TRusselo said:
jig will not help boot loop
Click to expand...
Click to collapse
You sure? Fixed my phone from boot loop!
Sent from my SGH-I897 using Tapatalk 2
TRusselo said:
jig will not help bootloop.
you are freaking out because of the bootloop and not holding the button combo for recovery long enough.
take out the battery. and replace
hold both volume buttons
then hold power
keep buttons held for 5 seconds AFTER screen comes on.
if your phone turns on and starts to boot, you have recovery and download.
Click to expand...
Click to collapse
Tried that, isn't working :\ it just ignores it, shows the recovery screen realy quick then reboots again...
I've had this happen on my captivate...only option is to flash back to a stock ROM and work your way back up to CM9 or whatever you were trying to flash originally. To do this your gonna have to get into download mode. A jiff is your best friend in this situation as suggested by several others. however if the button combo for download mode works for you, that is best. Try unplugging the battery, wait for like 10 seconds and plug back in. Have a PC running, and make sure you have the drivers installed. have the USB cable plugged into your computer, and while holding both the volume buttons down, plug the cable into your phone as well. This should put you into download mode and your good to go.
Sent from my SGH-I897 using XDA
thanks cmilldrummin (and everyone else)
I got my phone into download mode fine... but i don't think I have the drivers :s (googling still, but can't find them so far)
Also I got it into recovery mode earlier, re-flashed the same custom ROM but when I tried to load it it just kept loading with the blue android on a skateboard until the battery ran out (It was the same one, CM9)
Is the like actual android system openable in download mode? so I could re-write the /system folder? if not I guess I'll just try to re-flash a stock rom then upgrade.. *crosses fingers*
Best way is to flash back to stock and start fresh.
Sent from my Serendipity VII flashed Captivate using xda premium
Np Dolei, but yea back to stock is best, gives you a nice clean slate, with no glitches or errors
Sent from my SGH-I897 using XDA
TRusselo is right. The other posts here are taking the sledgehammer approach for a simple fix. If you cannot get into recovery mode - you're doing it wrong, try again. reflash your rom from recovery and all done.
Dolei said:
Hi um I'm pretty new to Android phones, and my Captivate's stuck in a bootloop...
I had CyanogenMod 9 on it, based on ICS 4.0.4, which i still have the .zip for if necessary. But I think I did something stupid... in the recovery (which said something about CWMrecovery) mode, I absent-mindedly formatted the /system directory... derp....
Now basically the phone shows the AT&T logo, then shows some kind of recovery screen, it only flashes up for a short time but I can see in the background both an android, like stock recovery mode, and the logo from ROM manager (or something very similar). There is some text at the bottom but it's very small and only flashes up for a split second so I can't read it... and what's worse, it won't boot into recovery...
I'm not exactly sure how to even do it, but random combinations of the volume & power buttons and home.. screen-area-thing work eventually.. but it's just not working now, as i hold the buttons it either just keeps rebooting before it gets past the AT&T logo or ignoring it completely, showing the recovery screen then rebooting again anyway
Sorry it's kinda long.. I tried to be detailed XD
tl;dr CM9 rom Captivate, formatted /system, stuck in bootloop, recovery mode won't work
Any help would be much appreciated
Edit: Forgot to say, I've searched around already but I haven't found anyone else who's bootloop is caused by formatting /system -.-
Click to expand...
Click to collapse
TRusselo said:
re flash the rom. you erased the rom.
dont wipe dont format just flash the rom again. you should be back as if it never happened.
Click to expand...
Click to collapse
TRusselo said:
jig will not help bootloop.
you are freaking out because of the bootloop and not holding the button combo for recovery long enough.
take out the battery. and replace
hold both volume buttons
then hold power
keep buttons held for 5 seconds AFTER screen comes on.
if your phone turns on and starts to boot, you have recovery and download.
Click to expand...
Click to collapse
Try doing this, this has worked for me since I can't get into recovery with the traditional button combo method of holding all three buttons at the same time.
Turn the phone off. Hold the power button, vol up, vol down. Once the ATT boot screen comes on, let go of the power button. Keep holding the volume buttons and voila, you're in recovery.
Agree. Definitely go back to stock if possible first.
Sent from my Inspire 4G using XDA

Stuck on At&t Screen

Was on CM9 wiped everything. Clean install and flashed a JB rom (CM10) and am now stuck on boot screen? I am flashing for a friend I rooted his phone a while ago and needed to update him. I do this on my own HTC device all the time. So i am not sure what one does when stuck on a samsung device. Help is greatly appreciated
zkrp5108 said:
Was on CM9 wiped everything. Clean install and flashed a JB rom (CM10) and am now stuck on boot screen? I am flashing for a friend I rooted his phone a while ago and needed to update him. I do this on my own HTC device all the time. So i am not sure what one does when stuck on a samsung device. Help is greatly appreciated
Click to expand...
Click to collapse
Is it bootlooping? How long as it been on the boot screen?
Are you able to get in recovery? If so, reflash (dirty) right over CM10. If that doesn't work, get in download mode, flash stock KK4 with Odin then Corn kernel with Odin 1.85, from there, you can flash CM10 and the Gapps.
BWolf56 said:
Is it bootlooping? How long as it been on the boot screen?
Are you able to get in recovery? If so, reflash (dirty) right over CM10. If that doesn't work, get in download mode, flash stock KK4 with Odin then Corn kernel with Odin 1.85, from there, you can flash CM10 and the Gapps.
Click to expand...
Click to collapse
what is the method to get into Recovery without the power button? My friend just told me his button is janky at best? It goes to the white AT&t screen then sits on that screen the whole time never moves sometimes is goes black but just pops back up. We wiped everything so there is nothing to boot to. We were trying to just wipe everything clean and start over to just clean up the device. So what options do I have, or do you suggest? thanks again
zkrp5108 said:
what is the method to get into Recovery without the power button? My friend just told me his button is janky at best? It goes to the white AT&t screen then sits on that screen the whole time never moves sometimes is goes black but just pops back up. We wiped everything so there is nothing to boot to. We were trying to just wipe everything clean and start over to just clean up the device. So what options do I have, or do you suggest? thanks again
Click to expand...
Click to collapse
The buttons combo to recovery is both volumes + power button, Download mode is volume down + power button
this worked for me
BWolf56 said:
Is it bootlooping? How long as it been on the boot screen?
Are you able to get in recovery? If so, reflash (dirty) right over CM10. If that doesn't work, get in download mode, flash stock KK4 with Odin then Corn kernel with Odin 1.85, from there, you can flash CM10 and the Gapps.
Click to expand...
Click to collapse
this is what worked for me in similar situation.
zkrp5108 said:
what is the method to get into Recovery without the power button? My friend just told me his button is janky at best? It goes to the white AT&t screen then sits on that screen the whole time never moves sometimes is goes black but just pops back up. We wiped everything so there is nothing to boot to. We were trying to just wipe everything clean and start over to just clean up the device. So what options do I have, or do you suggest? thanks again
Click to expand...
Click to collapse
The bootloop you are experiencing isn't really something that you did wrong. Going from ICS to JB includes a partition layout change and when you flash a JB rom the first time it will either reboot during the first flash or it will flash quickly(only flashing the new kernel and changing the layout) then when you try to boot you end up in a bootloop.
Now as far as getting back into recovery... my power button is jacked too so heres some ideas for you. If you do a battery pull and then replace it does the phone automatically power on? If yes then do a battery pull, then before replacing it, hold down the power and both volume buttons. Insert the battery while still holding them all. You should then see the att screen then maybe the kernel splash screen or itll just go black. As soon as you see the att screen again release all of the buttons and it will (hopefully) boot you into recovery. This has worked for me even though my power button doesn't work.
zkrp5108 said:
what is the method to get into Recovery without the power button? My friend just told me his button is janky at best? It goes to the white AT&t screen then sits on that screen the whole time never moves sometimes is goes black but just pops back up. We wiped everything so there is nothing to boot to. We were trying to just wipe everything clean and start over to just clean up the device. So what options do I have, or do you suggest? thanks again
Click to expand...
Click to collapse
The method of adb or at least "[Utility] ADB Portable by Red_81" found in the dev forum would work... but only if somehow ur debugging was enabled. If not, then download mode is the only option.---hold both volume +&- and insert mirco usb...
Sent from my SAMSUNG-SGH-I777 using xda premium

Phone bricked

Hey guys.. i think i have bricked my phone
I have the c6602 model and have a unlockable bootloader but left it locked. I have rooted it using goroh_kuns method
http://forum.xda-developers.com/showthread.php?t=2186368
then put CWM for locked bootloaders on it using this
http://forum.xda-developers.com/showthread.php?t=2187363
then flashed this stock based kernel ROM through CWM without wiping the old one
http://forum.xda-developers.com/showthread.php?t=2175903
but now my phone starts up, and reboots automatically, resulting in a loop. I can not go into the CWM recovery anymore because you have to do it through pc everytime while your phone is on.
Personally i think its Superuser from the previous rom and SuperSU from the new rom mixing up and resulting in the loop boot
Can somebody help please..?
trabando said:
Hey guys.. i think i have bricked my phone
I have the c6602 model and have a unlockable bootloader but left it locked. I have rooted it using goroh_kuns method
http://forum.xda-developers.com/showthread.php?t=2186368
then put CWM for locked bootloaders on it using this
http://forum.xda-developers.com/showthread.php?t=2187363
then flashed this stock based kernel ROM through CWM without wiping the old one
http://forum.xda-developers.com/showthread.php?t=2175903
but now my phone starts up, and reboots automatically, resulting in a loop. I can not go into the CWM recovery anymore because you have to do it through pc everytime while your phone is on.
Personally i think its Superuser from the previous rom and SuperSU from the new rom mixing up and resulting in the loop boot
Can somebody help please..?
Click to expand...
Click to collapse
Did you try to enter to CWM recovery by pressing volume key while booting to see if the recovery is working
yes it does not work, the led becomes blue after holding power + volume up it vibrates thrice x 2 then i continue volume up and the led turns blue but nothing really happens, i think its the download mode?
trabando said:
yes it does not work, the led becomes blue after holding power + volume up it vibrates thrice x 2 then i continue volume up and the led turns blue but nothing really happens, i think its the download mode?
Click to expand...
Click to collapse
If you have the blue led working this means that it has the fastboot mod working - press VOLUME UP + PLUG INTO PC(not power)
try to switch off the device then press the VOLUME DOWN button while connecting to pc = flash mod
If you have one of theese working you can always repair your device
ive done the same thing and am stuck on sony screen i can get into flash mode or fast boot but have tried installing a stocck rom but it just says waiting files any help would be great
andypull15 said:
ive done the same thing and am stuck on sony screen i can get into flash mode or fast boot but have tried installing a stocck rom but it just says waiting files any help would be great
Click to expand...
Click to collapse
me to
m7557m said:
me to
Click to expand...
Click to collapse
andypull15 said:
ive done the same thing and am stuck on sony screen i can get into flash mode or fast boot but have tried installing a stocck rom but it just says waiting files any help would be great
Click to expand...
Click to collapse
Download EMMA from Sony Development site
Strictly fowoll instructions on installations and restore to stock with ithttp://developer.sonymobile.com/downloads/tool/flash-tool-for-xperia-devices/
Sent from my C6603 using xda premium

[Q] HTC stuck at htc ONE logo screen, cant enter recovery or bootloader

Hello, I recently had the xposed framework on my rooted (but on stock rom) HTC one. I removed the framework, but when I restarted my phone, it got stuck at the logo screen and will not enter recovery from power + vol down, nor restart. What can I do to break out of this? It is not a cycle where the phone keeps booting, rather in just stays in one state.
Thanks in advance.
EDIT: When I hold the power + vol down keys, the back and home lights flash but nothing happens
omair1995 said:
Hello, I recently had the xposed framework on my rooted (but on stock rom) HTC one. I removed the framework, but when I restarted my phone, it got stuck at the logo screen and will not enter recovery from power + vol down, nor restart. What can I do to break out of this? It is not a cycle where the phone keeps booting, rather in just stays in one state.
Thanks in advance.
EDIT: When I hold the power + vol down keys, the back and home lights flash but nothing happens
Click to expand...
Click to collapse
Try holding the same buttons with the phone under a bright light
Sent from my HTC One using xda premium
redbull123 said:
Try holding the same buttons with the phone under a bright light
Sent from my HTC One using xda premium
Click to expand...
Click to collapse
Wha...how...I have no idea why this works, but it does, that's amazing!
However, it still freezes when i reboot. What do you suggest? Reflash the stock rom? I've read some thread that say an "erase cache" via ADB is necessary?
Reflash stock rom. If you removed framework, then it wont boot
DjLukeW said:
Reflash stock rom. If you removed framework, then it wont boot
Click to expand...
Click to collapse
Thank you both very much! Just wanted to say after sideloading the rom in TWRP everything is running okay!

I need help with my Xperia TL (SOLVED)

so the other day i decided to root my phone it went all well i also installed CWM it also worked. so i also decided to install a custom rom i cant remember the rom since it was download to my phones memory. either way i delete everything cache dalvek etc.. after it installed through recovery menu it said it needed a reboot so i did, but when i rebooted it came to the sony logo. since then its been stuck in the sony logo until it runs out of battery i can't access anything it wont go pass that not even the recovery menu. i don't know what to do. ALSO MY COMPUTER WILL NOT DETECT WHEN I PLUG MY PHONE IN SO I CAN'T USE PCC, Flash tool or seus... any help?
killmehere said:
so the other day i decided to root my phone it went all well i also installed CWM it also worked. so i also decided to install a custom rom i cant remember the rom since it was download to my phones memory. either way i delete everything cache dalvek etc.. after it installed through recovery menu it said it needed a reboot so i did, but when i rebooted it came to the sony logo. since then its been stuck in the sony logo until it runs out of battery i can't access anything it wont go pass that not even the recovery menu. i don't know what to do. ALSO MY COMPUTER WILL NOT DETECT WHEN I PLUG MY PHONE IN SO I CAN'T USE PCC, Flash tool or seus... any help?
Click to expand...
Click to collapse
im sorry to hear this bro .have u tried holding the volume up key plus the power key together wait for it to vibrate once keep holding it an it would vibrate 3 more times and power off ( this should be done while phone is on that stucked sony logo) . after it turn off then try connecting it with fastboot mode and see if that works " hold volume down then plug in usb "
Have you tried flash mode
Sent from my One X using XDA Premium 4 mobile app
it doesnt connect to the pc i cant do anything.
FaiselW said:
Have you tried flash mode
Sent from my One X using XDA Premium 4 mobile app
Click to expand...
Click to collapse
i let it charge for a little and tried the volume up plus power buttom it vibrated but boot it back to sony screen.
Alex5699 said:
im sorry to hear this bro .have u tried holding the volume up key plus the power key together wait for it to vibrate once keep holding it an it would vibrate 3 more times and power off ( this should be done while phone is on that stucked sony logo) . after it turn off then try connecting it with fastboot mode and see if that works " hold volume down then plug in usb "
Click to expand...
Click to collapse
killmehere said:
it doesnt vibrate when it turns on. also tried what you said but didnt work. THIS CASE IS RARE AND MAYBE CAN HAVE A SOLUTION. JUST NEED TO DIG IN.
Click to expand...
Click to collapse
I think what should be focused on first is getting juice back in that battery. Plug it in to the charger and let it sit for a few hours (like, at least 8 hours). It may boot loop but maybe it will still get some juice? (not sure about this..). Then you can try again to get into Flashmode. (Are you experienced in flashing stock FTF's with flashtool?)
no... i let it charge for a little and tried the volume up plus power buttom it vibrated but boot it back to sony screen.
LaZiODROID said:
I think what should be focused on first is getting juice back in that battery. Plug it in to the charger and let it sit for a few hours (like, at least 8 hours). It may boot loop but maybe it will still get some juice? (not sure about this..). Then you can try again to get into Flashmode. (Are you experienced in flashing stock FTF's with flashtool?)
Click to expand...
Click to collapse
By turning it on with VolUp+Power, what were you expecting to happen?
i am not sure. when i tried connecting it. it connects for 5 secs then disconnects.
LaZiODROID said:
By turning it on with VolUp+Power, what were you expecting to happen?
Click to expand...
Click to collapse
Alex5699 said:
im sorry to hear this bro .have u tried holding the volume up key plus the power key together wait for it to vibrate once keep holding it an it would vibrate 3 more times and power off ( this should be done while phone is on that stucked sony logo) . after it turn off then try connecting it with fastboot mode and see if that works " hold volume down then plug in usb "
Click to expand...
Click to collapse
AT FIRST IT didn't work now it did thanks. how do i put it as solved?
killmehere said:
AT FIRST IT didn't work now it did thanks. how do i put it as solved?
Click to expand...
Click to collapse
Go to the original post in this thread and click the Edit Post button. Then near the Save button should be a "Go Advanced" button. You can edit the thread title in there. Glad to hear it worked out for you.
killmehere said:
AT FIRST IT didn't work now it did thanks. how do i put it as solved?
Click to expand...
Click to collapse
sure, the very first post u made with your initial question, When you press edit, press on "go advanced and then u can change it up from there :good:

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