[Q] Moto G very unusual issue - Moto G Q&A, Help & Troubleshooting

My Moto G shows Google & a unlock sign. All attempts to switch it off failed. Its even not going to BootLoader mode. Nothing works. USB too not detecting this. Plese help

You are stuck on the bootloader logo.
That happened to me a while ago. Try pressing volume down + power for like ten seconds, you should be able to enter bootloader mode. It might not work at first (took me a couple of tries) but that's how I eventually managed to access the bootloader menu and restore my phone from stock using mfastboot.
Good luck.

Thank you for your response but I completely new & need some details

I think everything you need to know is in that thread: http://forum.xda-developers.com/showthread.php?t=2542219
As long as you're able to enter bootloader mode.

Related

Droid 2 Global Bootloader Missing

Hoping someone here may have some ideas. ..
Picked up a couple Global's the other day on eBay. Two of the three work great. Was able to get them unlocked, rooted, and band unlocked. They are working great on T-mobile! The issue I'm having is with the third one. When I enter the bootloader, I get nothing but a black backlit screen with no writing. When I attempt to use RSD Lite, I can't get it to recognize the phone at all.
So next I tried booting the phone normally, and then hooking it to the PC. RSD Lite does recognize it that way. When I begin the flash process, the phone attempts to reboot into flash mode, screen goes black, same backlit screen with no writing. I would like to point out that I am doing all this with a 5-wire factory cable, so none of the usual button combo mistakes, undercharged battery issues, etc. apply here. If you have on of these, you don't need a battery in the phone at all. With and without battery, with and without factory cable...hasn't mattered, no bootloader no matter what. The issue is that the bootloader acts as if it just isn't even on the phone. I know there are several ways to reload that consumer replacement to a droid 1, but I haven't found anything for a 2. The other thing limiting what I am able to do is that the phone is running .629, which means no root or CWM, so those couple tricks are out the window at this point also, and because of the bootloader issue I am unable to downgrade using RSD Lite or any of the bootable CD options that usually work for phone stuck on .629.
So at this point I'm figuring the phone is just stuck the way it is, but I thought I'd throw it out there and see if any of you guys had any similar experiences. Thanks
strabo231 said:
Hoping someone here may have some ideas. ..
Picked up a couple Global's the other day on eBay. Two of the three work great. Was able to get them unlocked, rooted, and band unlocked. They are working great on T-mobile! The issue I'm having is with the third one. When I enter the bootloader, I get nothing but a black backlit screen with no writing. When I attempt to use RSD Lite, I can't get it to recognize the phone at all.
So next I tried booting the phone normally, and then hooking it to the PC. RSD Lite does recognize it that way. When I begin the flash process, the phone attempts to reboot into flash mode, screen goes black, same backlit screen with no writing. I would like to point out that I am doing all this with a 5-wire factory cable, so none of the usual button combo mistakes, undercharged battery issues, etc. apply here. If you have on of these, you don't need a battery in the phone at all. With and without battery, with and without factory cable...hasn't mattered, no bootloader no matter what. The issue is that the bootloader acts as if it just isn't even on the phone. I know there are several ways to reload that consumer replacement to a droid 1, but I haven't found anything for a 2.
Click to expand...
Click to collapse
maybe bricked, could try manually installing update.zip from android recovery, if you can get to that
How to enter Android system recovery
Power down the phone.
Slide out the keyboard.
Press and hold the X button on the physical keyboard.
Press the power button.
Once you see a warning sign with an android robot appear, press the Search button on your physical keyboard if you're running froyo/2.4.x firmware. For gingerbread/4.5.x firmware, press Volume Up and Down buttons.
and be sure you are using
How to Enter Bootloader: (used to flash .sbf recovery images)
Power down the phone.
Slide the keyboard out.
Press and hold the up arrow (↑) key.
Press the lock/power button.
Once the SBF loader screen pops up, release the up arrow key.
The other thing limiting what I am able to do is that the phone is running .629, which means no root or CWM, so those couple tricks are out the window at this point also, and because of the bootloader issue I am unable to downgrade using RSD Lite or any of the bootable CD options that usually work for phone stuck on .629.
Click to expand...
Click to collapse
.629 has been rootable since 16 April 2012
just use ezSBF & Root 2.3.4/ 4.5.629
So at this point I'm figuring the phone is just stuck the way it is, but I thought I'd throw it out there and see if any of you guys had any similar experiences. Thanks
Click to expand...
Click to collapse
sd_shadow said:
maybe bricked, could try manually installing update.zip from android recovery, if you can get to that
How to enter Android system recovery
Power down the phone.
Slide out the keyboard.
Press and hold the X button on the physical keyboard.
Press the power button.
Once you see a warning sign with an android robot appear, press the Search button on your physical keyboard if you're running froyo/2.4.x firmware. For gingerbread/4.5.x firmware, press Volume Up and Down buttons.
and be sure you are using
How to Enter Bootloader: (used to flash .sbf recovery images)
Power down the phone.
Slide the keyboard out.
Press and hold the up arrow (↑) key.
Press the lock/power button.
Once the SBF loader screen pops up, release the up arrow key.
.629 has been rootable since 16 April 2012
just use ezSBF & Root 2.3.4/ 4.5.629
Click to expand...
Click to collapse
Ah Shadow! I was hoping you'd see this. Let me clarify a little bit.
1. I am able to get phone to boot into OS. I did try to install the update.zip already but I'm still having the same problem with the boot loader.
2. I know about the easy sbf, and tried that with this particular phone, but because of the problem with the boot loader when easy sbf or RSD Lite switch the phone, or attempt to switch into flash mode, the computer no longer recognizes the phone.
3. I did think about rooting the phone to try to open up a few other options to at least get around the problem. Since it's on .629 already though I'm limited to rooting using easy sbf as far as I've understood, but again since I'm having the issue with the boot loader that hasn't been an option I have been able to successfully use.
4. The power button on the phone isn't working, so I'm unable to use the key combo to access the boot loader; however, I have a factory cable...now I say factory cable not meaning the stock charging cable...but the 5-wire factory cable. Typically with Motorola phones using this cable you simply remove the battery, and then with no battery in the phone hold down both volume buttons and plug the factory cable in and it automatically reverts to the boot loader.
I know that there is a consumer replacement boot loader for the droid 1 to fix issues like this, but I haven't seen one for the two. The other issue is that the replacement is an sbf file which ill be unable to use, and didn't know if that was something that would exist as an update.zip that could be flashed through the stock recovery
don't need power button
with phone off, hold up arrow and connect usb cable
should boot directly to bootloader
sd_shadow said:
don't need power button
with phone off, hold up arrow and connect usb cable
should boot directly to bootloader
Click to expand...
Click to collapse
yeah we're on the same page there. When I do that, instead of getting the bootloader like I normally would, I'm just getting a blank black backlit screen, like the boot loader isn't there. Instead of getting bootlader D0.11 ect, It's just a blank screen. It doesn't matter which method I use to access it, both volume buttons and usb, up arrow and usb, whether there is a battery in the phone or not, I'm still getting the same result. If I boot the phone normally, and then try to let RSD switch it for me, it does it, and then I get the same black screen and the flash mode failure error. Like I said there is a consumer replacement bootloader for the 1 that I've been able to use to fix this problem in the past, but if one exists for the two I haven't been able to locate it. So at this point I have a working OS, a working stock recovery, and no boot loader
think there was a 608 bootloader file, can't remember where i saw it
but it didnt work on 629 anyways
you might be able to root with http://forum.xda-developers.com/showthread.php?p=37438602
Root Droid 2 on Gingerbread 2.3.4 [WINDOWS]
i havent got it to work, but it only takes a few mins to download and run
Sent from my XT862 using xda premium
sd_shadow said:
think there was a 608 bootloader file, can't remember where i saw it
but it didnt work on 629 anyways
you might be able to root with http://forum.xda-developers.com/showthread.php?p=37438602
Root Droid 2 on Gingerbread 2.3.4 [WINDOWS]
i havent got it to work, but it only takes a few mins to download and run
Sent from my XT862 using xda premium
Click to expand...
Click to collapse
Yeah I tried that last night. I saw where you were having problems with it too. I had seen where a few months back there was someone else that was having this issue that you were trying to help walk them through, but the thread kinda died off, so I wasn't sure if there was ever a resolution to it. Ok well thanks for your time. I'll be sure to post an update for people coming behind me if I manage to get anywhere with it.
strabo231 said:
yeah we're on the same page there. When I do that, instead of getting the bootloader like I normally would, I'm just getting a blank black backlit screen, like the boot loader isn't there. Instead of getting bootlader D0.11 ect, It's just a blank screen. It doesn't matter which method I use to access it, both volume buttons and usb, up arrow and usb, whether there is a battery in the phone or not, I'm still getting the same result. If I boot the phone normally, and then try to let RSD switch it for me, it does it, and then I get the same black screen and the flash mode failure error. Like I said there is a consumer replacement bootloader for the 1 that I've been able to use to fix this problem in the past, but if one exists for the two I haven't been able to locate it. So at this point I have a working OS, a working stock recovery, and no boot loader
Click to expand...
Click to collapse
if you are still working on this a Bootloader Only
HS_S_signed_AP_BL_D11_cdma_droid2we_Consumer_replacer.zip
has been posted here http://sbf.droid-developers.org/cdma_droid2/list.php
If you're still looking to root, try Framaroot from here. It worked for me on .629. No idea about the bootloader however . Good luck though!

[Completed] Android boot loop - is my device dead?

Hello All,
This is my first post at this forum.
I've come to a point where I'm on the verge of giving up.
A few days ago my Nexus 5 entered a boot loop without me doing anything special with it - it was just in my pocket.
All see is the google logo for a few seconds , then the screen goes down for a few more, and back to the google logo.
I'm able to go into fastboot by hold down the volume down (only) button when this happens, but the boot loop happens when I choose to boot into recovery mode.
My device has an unlocked bootloader.
I have fast boot access and no ADB (ADB wait-for-device doesn't work).
Went over a tutorial from androidforums.com and flashed a completely new image using fastboot.
The entire process worked, but the phone is still at the same state.
I've read that there is and issue with the power button on these devices - so I tried all methods of knocking it against stuff without success.
I've taken it to a lab nearby and the guy there was sure it was the power button. He said he fixed about 50 of these already - after a few hours he called me up and said he had replaced the power button 3 times and he's giving up.
in short , this is the current situation :
1. Device stuck in bootloop - only google logo is seen
2. can boot into fastboot (and have fastboot access from PC) but can't boot into recovery
3. flushing a stock succeeds but won't help
4. power button seems o.k.
I am about to call this a bricked phone and look for a new one but something inside me tells me that this might still be a software issue and can be fixed.
I would be happy to know if there is a way to know what is failing in the boot sequence. or maybe load a debug application on to the device to check the HW. I've yet to find any help in that direction.
I'm a software eng. working in the cellular comm. field, so I'm up for anything that anyone has in mind.
Thanks,
Ran.
XDA Visitor said:
Hello All,
This is my first post at this forum.
I've come to a point where I'm on the verge of giving up.
A few days ago my Nexus 5 entered a boot loop without me doing anything special with it - it was just in my pocket.
All see is the google logo for a few seconds , then the screen goes down for a few more, and back to the google logo.
I'm able to go into fastboot by hold down the volume down (only) button when this happens, but the boot loop happens when I choose to boot into recovery mode.
My device has an unlocked bootloader.
I have fast boot access and no ADB (ADB wait-for-device doesn't work).
Went over a tutorial from androidforums.com and flashed a completely new image using fastboot.
The entire process worked, but the phone is still at the same state.
I've read that there is and issue with the power button on these devices - so I tried all methods of knocking it against stuff without success.
I've taken it to a lab nearby and the guy there was sure it was the power button. He said he fixed about 50 of these already - after a few hours he called me up and said he had replaced the power button 3 times and he's giving up.
in short , this is the current situation :
1. Device stuck in bootloop - only google logo is seen
2. can boot into fastboot (and have fastboot access from PC) but can't boot into recovery
3. flushing a stock succeeds but won't help
4. power button seems o.k.
I am about to call this a bricked phone and look for a new one but something inside me tells me that this might still be a software issue and can be fixed.
I would be happy to know if there is a way to know what is failing in the boot sequence. or maybe load a debug application on to the device to check the HW. I've yet to find any help in that direction.
I'm a software eng. working in the cellular comm. field, so I'm up for anything that anyone has in mind.
Thanks,
Ran.
Click to expand...
Click to collapse
Hello, and welcome to XDA!
It does sound like a hardware issue and it could be the power button, except for one thing: wouldn't a held down power button in fastboot cause a shutdown as well? Maybe not, but I thought I'd ask that.
At any rate, better to get an opinion from someone who actually has the deivce. Please create an account (so you post in other forums) and then post in this thread (can copy and paste from here):
> Google Nexus 5 > Nexus 5 Q&A, Help & Troubleshooting > [HELP THREAD] Nexus 5
Hope this helps, and good luck!

[Completed] [Fixed]Bricked Huawei P8

I was running a lollipop bootloader and since i wanted to upgrade to marshmallow i had to update the bloodloader too, so i flashed a new stock boot.img obtained from a stock rom and soon after that i also flashed twrp, i think i somehow bypassed the new (locked?) bootloader with a custom recovery and now i'm stuck in "Rescue Mode".
Device is now stuck into that mode, i cannot turn it off or enter recovery, as soon as i restart my phone it goes into rescue mode, i have already tried all key combinations and also tried to force install from sdcard, my computer is not recognizing my device either so i can't use adb, i had no idea bricking a device like this was even possible, i'm quite desperate.. please help.
[How i fixed it] I somehow managed to get out of Rescue Mode, what i did wrong was not holding vol down + power long enough, you have to hold them down until phone restarts, that takes about 10 seconds, after that you will feel a vibration and huawei logo will appear, keep holding buttons down for 4-5 more seconds before taking your fingers off, it should then go into fastboot, once you're there adb should work and you will be able to unlock the bootloader if it is not unlocked already, after that you should be able push data to device or flash recovery again. If adb still doesn't work check usb drivers, your best bet is probably downloading HiSuite.
Awesome! :good:
Glad you got it going! I'll close this thread now! But here is your device section for future use, http://forum.xda-developers.com/t/huawei-p8
Cheers!

[Completed] moto g- crashed

Hi guys, I have a Moto G 1stGeneration. I followed the unroot guide at the unlockr.com (can't link it due to my newb status on these forums). And I was pretty much at the end of the process, then rebooted after flashing the TWRP Recovery. But then the 'WARNING BOOTLOADER UNLOCKED SCREEN' appeared... and now it won't go away. I can't even get into fastboot mode with Power + Vol Down. It just shuts off the Moto G fo a second, then the screen reappears. I dun goofed. I didn't clear the cache before reboot. I can't even connect the phone to my PC anymore (it isn't detected at all). I can't even just shut down the device. It just boots back up. Like it's giving me the finger. I'm ready to just wipe out the phone, then start over. But I have no idea how since I can't get into recovery mode at all. If I manage to shut it off, the warning screen reappears. Can't escape it. Any suggestions?
Navaneeth K Nair said:
Hi guys, I have a Moto G 1stGeneration. I followed the unroot guide at the unlockr.com (can't link it due to my newb status on these forums). And I was pretty much at the end of the process, then rebooted after flashing the TWRP Recovery. But then the 'WARNING BOOTLOADER UNLOCKED SCREEN' appeared... and now it won't go away. I can't even get into fastboot mode with Power + Vol Down. It just shuts off the Moto G fo a second, then the screen reappears. I dun goofed. I didn't clear the cache before reboot. I can't even connect the phone to my PC anymore (it isn't detected at all). I can't even just shut down the device. It just boots back up. Like it's giving me the finger. I'm ready to just wipe out the phone, then start over. But I have no idea how since I can't get into recovery mode at all. If I manage to shut it off, the warning screen reappears. Can't escape it. Any suggestions?
Click to expand...
Click to collapse
Greetings and welcome to assist. I found this thread that may help
http://forum.xda-developers.com/moto-g/help/how-to-revive-hard-bricked-moto-g-t2833798
Try asking in the moto g forums as there have been a few users having bootloader issues
http://forum.xda-developers.com/moto-g/help
Good Luck
Sawdoctor

Unable to boot, enter flash mode or enable USB debugging after 'succesful' flash

I use this forums a lot for info but in this case i can't find any leads of whee to go with this, so wondering if someone can chip in some ideas?
I flashed a ROM via flashtool but wasn't happy with it, so i thought i'd just go back to stock and so used flash tool AKA emma to flash one of the options given there.
First attempt to flash it said "flash failed" or something like that and had the "flashing failed, connect to computer" note in the phone when booting it. (I'm sort of making up the terms, not that much into the tech ). Anyway, i tried flashing the same FW again and this time it went through really quick being 'completed' in a few seconds.
Now when i try to boot it gets stuck in the 'Sony' logo. Can go into Fastboot but no Flash Mode (nothing happens using the vol down key), and USB debugging seems to be off now as well.
Emma only works in Flashmode so can't do anything with that. Flashtool doesn't offer anything useful in Fastboot and Xperia Companion recognises the phone when in Fastboot but asks that i unlock the screen and enter MTP...
Any help of where i can go with this?
Thanks
P.s. While keeping buttons pressed randomly it went once into flash mode, but trying to flash a ROM with flashtool it got stuck at "reding device data" and i haven't been able to enter the mode again. Is there an alternative key press combination that i stumbled on by chance? I think i just kept vol up and power held for a while and let go at a random number of phone vibrations
Just tried: Flashed twrp via fastboot and then rebooted into recovery. Same thing. It still opens to Sony splash screen and stays there
Ok, i'm kind of talking to myself here, but mild success and something that might help someone.
Managed to get back in flash mode. Don't know if it's a fluke, unique to this phone, or how it's actually meant to work, but the sequence is:
From the freezed up splash screen, and the USB connected, press and keep pressed power+vol up (hard restart/shutdown)
You get a single vibration, if you let go here it restarts. Keep pressing
You get a triple vibration, if you let go here it shuts down. Keep pressing
You get a single vibration, if you let go here it starts in fastboot. Keep pressing
You get a second single vibration, if you let go here it starts in flash mode.
Possibly a fluke but don't want to have to try again!
Anyway, i managed to flash the last working firmware and it's all good, yet this is the unwanted one. So issue is i still need to downgrade the phone to 7.1.1

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