[Q] CM7 loop boot animation no power button - Nexus One Q&A, Help & Troubleshooting

Here's my dilemma. I flashed CM7 RC4 to my n1 last night, now it is stuck in a loop of the boot animation and will not proceed any further. I'd boot into the bootloader, but my power button's been dead for a month, ADB won't recognize my phone to reboot-bootloader. Am I boned?

Pull the battery, connect your phone to a charger then hold the trackball while re-inserting the battery. Make take a few attempts, but it should eventually boot into fastboot. You could also hold volume down instead of the trackball if you just want hboot...
Sent from my Nexus One using XDA Premium App

Now i'm getting the battery indicator flashing green/orange. I can mess with it until I eventually get it charging solid. Is there any quick workaround for this?

Now I'm in fastboot. Is there a way to get into recovery without power button?

Is your bootloader unlocked?
Sent from my Nexus One using XDA Premium App

yes. indeed it is. If it helps, I have the latest CWM installed.

Place a copy of your recovery image in your sdk tools folder, connect via fastboot and type:
fastboot boot name-of-recovery.img
(use the real name of your recovery image)
Sent from my Nexus One using XDA Premium App

I knew that. I'm a tard. Thanks.

EVO stuck on boot load screen
danger-rat said:
Pull the battery, connect your phone to a charger then hold the trackball while re-inserting the battery. Make take a few attempts, but it should eventually boot into fastboot. You could also hold volume down instead of the trackball if you just want hboot...
Sent from my Nexus One using XDA Premium App
Click to expand...
Click to collapse
What steps should I take to force recovery mode if I have an EVO? I've tried holding volume up while power but it vibrates three times and does nothing. I'm stuck in the boot loader screen.
*-**EDIT
I was able to fix it doing a hard reset.
Turn the power off. If your HTC EVO 4G is frozen, pull the battery out and reinsert it
Hold the Volume Down button
Press and release the Power button
You are now presented with a menu that allows for Fastbook, Recovery, Clear Storage, and Simlock
Select Clear Storage by pressing the Volume Down button
Press and release the Power button
Now simply confirm your decision: Volume Up for YES and Volume Down for NO

Related

[Q] Recovery Mode

I changed my splash screen using the herc.img method - The only downside I see to this is not being able to boot into recovery mode by pressing the volume down key and the power key at the same time - I can obviously boot into recovery mode via alternate methods - like if I am already powered up by using Quick Boot or if my phone is off, I can use adb reboot recovery and that works -
but I'm thinking more along the lines of if I need to get into recovery and I am not at home and can not get to a computer -
any other ways that work?
you can't get into the hboot screen?
You can access recovery by pressing POWER and holding the HOME button.
But if you can't access hboot/fastboot screen...that seems like a much bigger problem to me.
Should have nothing to do with the splash screen. I changed mine, and can access fast boot and recovery fine
Sent from my HERO200 using XDA App
Please disregard....I figured out what to do...
Sent from my HERO200 using XDA App

[Q] What is the Nexus one power button fail rate?

Hi everyone!
I just purchased a slightly used N1 for my dad for fathers day, and the guy was telling me about how N1s have a problem with their power button. He told me it hasn't happened at all with the phone I purchased, but I wanted to ask XDA..
"Do you have a nexus one with a failing power button? & how long have you had the nexus one?"
18 months and no failure. A free app called Quickboot in the market allows you to power down with a soft button, lengthening the click-life.
Ya I use trackball wake, widget locker and quickboot so I never have to touch my power button except to turn it on from power off or to select in bootloader. The thing is is that nexus one power buttons fail after a while but it depends how much you press it if it's once every 5 minutes ya it'll die faster you can't know if it will die soon there is not really an average dying rate.
BTW: I've had mine 10 months
Power Button failure
I am desperate about my power button status, is completely out of order. I am on latest nightlies but due to FC of launcher, i had to power off my n1. Because of my power button I can not restart or access recovery mode, now it is in bootloop.
Is there any solution???
vithudu said:
Power Button failure
I am desperate about my power button status, is completely out of order. I am on latest nightlies but due to FC of launcher, i had to power off my n1. Because of my power button I can not restart or access recovery mode, now it is in bootloop.
Is there any solution???
Click to expand...
Click to collapse
Is your bootloader unlocked??
If yes then try fastboot flashing if not then do passimg instructions are in the wiki (under unroot/restore) http://forum.xda-developers.com/wiki/index.php?title=Nexus_One/Guides_%26_Tutorials#Unroot_.2F_Restore_your_Nexus
Thank you Dude Random 21,
Yes, my N1 is already rooted, bootloader unlocked, however s-on not s-off. I dont quite understand why is always s-off for more than a year, but i can do everything as rooted device. I read somewhere that my N1 is not completely unlocked, this may be other story
In my situation now the power button do not properly operate as required, so I cannot shut down, ie power down my phone, for recovery option.
Help!!!
You can power down just to turn it on you'll need to plug in your charger (to your computer if you'll be flastboot flashing anyway) and then remove your battery and reinsert it (while holding trackball so you boot into fastboot) you may have to try it multiple times to get it to work.
my power button works fine after 15 months, but that is because i purposely use track ball wake and rarely ever touch the power button. and i use quickboot app as well. i just dont feel like even dealing with the possibility.
so really just root, install cyan 7 or some other ROM with trackball wake, and save the hassle.
18 months, and I use it constantly. I've installed Quickboot, but never use it. I've enabled trackball wake, but never use it...
I'm prepared for when it dies - which will probably be later this evening, now that I've said this...
My power button died after 3 months of use... I'm currently using "anyunlock".
15 months and no issues whatsoever.
P.S. I have never used trackball wake...
Sent from my Nexus One using XDA Premium App
tempaznx said:
Hi everyone!
I just purchased a slightly used N1 for my dad for fathers day, and the guy was telling me about how N1s have a problem with their power button. He told me it hasn't happened at all with the phone I purchased, but I wanted to ask XDA..
"Do you have a nexus one with a failing power button? & how long have you had the nexus one?"
Click to expand...
Click to collapse
No problem here, but I have been careful. I normally use "Power Off and Lock" to turn it off and Trackball to wake. Owned just over a year at this point.
I worry about the trackball wearing out, but I figure if it does it won't kill me, as I don't really use it for much anything else. Love my RGB notification disco ball though, I WILL miss that, even if I don't physically use the trackball itself.
@Dude Random21 and Danger-rat
You can power down just to turn it on you'll need to plug in your charger (to your computer if you'll be flastboot flashing anyway) and then remove your battery and reinsert it (while holding trackball so you boot into fastboot) you may have to try it multiple times to get it to work.
Click to expand...
Click to collapse
I got to white screen with 3 robotic skaters, ie screen with options: fastboot, recovery, clear storage, and simlock. As I said before, my power button does not work any more, so that I can not push pwr botton for activating recovery mode.
I tried other option using method of recovery image at http://forum.xda-developers.com/wiki/index.php?title=Nexus_One/Recovery_Images. After typing the cmd "fastboot flash recovery recovery.img" the notification is " waiting for device". I think adb cannot see/ regconize my n1, so that I cannot enter recovery mode.
Please enlighten me.
To use fastboot, your bootloader needs to be unlocked and the phone needs to be at the fastboot screen (hold trackball while powering up - looks like the same white 3 android screen, but the menu is slightly different)
If your bootloader isn't already unlocked you may be out of luck (you need to use the power button as part of the unlocking process).
You can use adb to boot into recovery, but you need to be in either recovery (pointless), or booted normally to use adb (won't work from hboot).
I started having problems 5 months after purchase and Videotron replaced it. My wife's N1 just started playing games, also after 5 months.
Sent from my Nexus One using XDA App
Thank you danger-rat,
To use fastboot, your bootloader needs to be unlocked and the phone needs to be at the fastboot screen (hold trackball while powering up - looks like the same white 3 android screen, but the menu is slightly different)
If your bootloader isn't already unlocked you may be out of luck (you need to use the power button as part of the unlocking process).
You can use adb to boot into recovery, but you need to be in either recovery (pointless), or booted normally to use adb (won't work from hboot).
Click to expand...
Click to collapse
Ok, I got to the fastboot screen with menu option: fastboot USB..., bootloader, reboot, rebootbootloader, and power down. So 2 question:
In my case, my bootloader is considered as unlock??? If it is unlock how can proceed further ?????, because for selection one of options my pwr button does not work.
With ADB method: this method does not required using the pwr button: I tried as instructions
For unlocked bootloader - using fastboot
The following won't work unless your bootloader is unlocked.
1. Download Amon_RA's Recovery from one of the versions above.
2. Rename Amon_Ra's Recovery Image to simply recovery.img.
3. Download this file - Stock Recovery Remover - and copy it to the root of SDcard.
4. Toggle on USB Debugging (Settings » Applications » Development). Power off the Nexus One.
5. Boot into bootloader mode. (Hold volume down & power button until you see white screen with skateboarding androids)
6. Connect the Nexus One to the computer.
7. On the computer... Open a command prompt/terminal & navigate to the Android SDK Tools folder.
8. Type in the following commands (assuming recovery.img is in the current directory):
fastboot flash recovery recovery.img
fastboot reboot recovery
Click to expand...
Click to collapse
The result is the notifications:" wait for device" and i waited for hours...
In both cases, I cant go further, any way out???
If your phone has the padlock on the static x screen it is unlocked. It also tells you in fastboot if its locked.
Anyways as I think danger stated you need to use fastboot commands when the phone is in fastboot mode connected to the PC etc. It is a not a adb command. Its fastboot devices...etc
I'm the end you will issue the fastboot flash recovery command. Then fastboot boot recovery....
If you're unlocked your fine. You don't need power button. If you're locked you're ****ed
Sent from my Nexus One using XDA App
Yes, I confirm that there is a padlock, and I understand that my N1 is unlock.
I redid cmd: fastboot flash recovery recovery.img and fastboot reboot recovery
But nothing happen. It is my N1 bricked???
My last hope is to replace Power Button.
Any suggestion???
First, make sure your phone is connected by typing:
fastboot devices
If that works, then try flashing the recovery. Post any error messages, rather than saying "it didn't work"...
Using Nexus One from April 2010 - power button working fine. Bought Nexus One directly on google site.

[Q] I think I bricked my phone :( :( - PLEASE help!

Hi,
I tried the regular fastboot method to load CWM recovery.
Whenever it got to the point of loading the recovering, it would just say "flashing recovery on the device...".
Then, when restarting bootloader and clicking on "recovery", it would just shut down the phone.
I decided to experiment to try fix the issue, and I came across this post:
http://forum.xda-developers.com/showthread.php?t=1928551
I downloaded the ZIP file and I ran the root.bat
It flashed some boot images and now my phone wont start
It is stuck on the "warning bootloader unlocked screen" and will not go any further.
Please help . I'm so scared that I've bricked my phone. Is there ANYTHING I can do?
Thanks in advance for the help!
The methods u used can't brick your phone
Reboot in boot loader by pressing the power button and volume - button at the same time. Just at the moment the phone shuts-down/reboot release the power button. It will boot in boot loader. After this flash cwm or twrp again and with the volume down button go to recovery. Select recovery with the volume up key and u are done. Cwm/twrp is flashed and will boot in the recovery.
In recovery I would install the ROM from Omar. It will restore your system and boot.IMG so it will work. Don't forget to wipe data.
If this doesn't work flash the home made fast boot files somewhere in the development section
Sent from my XT890 using xda app-developers app
Hazou said:
The methods u used can't brick your phone
Reboot in boot loader by pressing the power button and volume - button at the same time. Just at the moment the phone shuts-down/reboot release the power button. It will boot in boot loader.
Click to expand...
Click to collapse
Thanks - I tried that. I do let go of the buttons as soon as it starts to reboot itself, but it doesn't start the bootloader - it still just shows the screen "warning bootloader unlocked". I can not get back into the bootloader
Do u reset the phone with the 4 buttons and just when it resets does your phone reboots immediately?
Sent from my GT-P5110 using XDA Premium HD app
Hazou said:
Do u reset the phone with the 4 buttons and just when it resets does your phone reboots immediately?
Sent from my GT-P5110 using XDA Premium HD app
Click to expand...
Click to collapse
If I hold all 4 buttons, the screen goes blank, and the green light stays on. My PC then finds hardware called "MEDFIELD" but wont find drivers for it.
Does this help at all?
alkit said:
If I hold all 4 buttons, the screen goes blank, and the green light stays on. My PC then finds hardware called "MEDFIELD" but wont find drivers for it.
Does this help at all?
Click to expand...
Click to collapse
The above applies when connected with usb.
If I press all 4 buttons without USB connected, it just reboots and gets stuck on the "unlocked bootloader" message again
alkit said:
Then, when restarting bootloader and clicking on "recovery", it would just shut down the phone.
Click to expand...
Click to collapse
Just of curiosity - which button you used to select recovery - power button or vol.up button?
alkit said:
I do let go of the buttons as soon as it starts to reboot itself, but it doesn't start the bootloader
Click to expand...
Click to collapse
You should let go only of power button and hold vol.down button (at least for me)
If your PC finds hardware - can you do fastboot devices to check whether it is actually recognized properly?
And last thing - which method you used to load recovery (and were you on ICS\JB)? You were rooted and used automated methods or you unlocked bootloader and wanted to root afterwards (manually through fastboot)?
Divina Angelus said:
Just of curiosity - which button you used to select recovery - power button or vol.up button?
You should let go only of power button and hold vol.down button (at least for me)
If your PC finds hardware - can you do fastboot devices to check whether it is actually recognized properly?
And last thing - which method you used to load recovery (and were you on ICS\JB)? You were rooted and used automated methods or you unlocked bootloader and wanted to root afterwards (manually through fastboot)?
Click to expand...
Click to collapse
You are a GENIUS!!! A LIFE SAVER!!! I can't begin to tell you how grateful I am. BOTH of your points fixed the phone.
I could never get into recovery becuase I was pressing the power button. I could never get into fastboot becuase I was holding both the power and volume down button.
So, for anyone using a RAZR I... please note the following SIMPLE things:
1) In the bootloader menu, the power button does NOT select the option. The VOL UP button selects the option
2) To boot into BOOTLOADER : Hold both power and vol down buttons until the phone restarts, and then RELEASE the power button, while still HOLDING the volume down button! It will then load the bootloader.
Again, THANKS so so much for reviving my phone for me. I was going crazy without a phone!
alkit said:
You are a GENIUS!!! A LIFE SAVER!!! I can't begin to tell you how grateful I am. BOTH of your points fixed the phone.
I could never get into recovery becuase I was pressing the power button. I could never get into fastboot becuase I was holding both the power and volume down button.
So, for anyone using a RAZR I... please note the following SIMPLE things:
1) In the fastboot menu, the power button does NOT select the option. The VOL UP button selects the option
2) To boot into BOOTLOADER : Hold both power and vol down buttons until the phone restarts, and then RELEASE the power button, while still holding the volume down button! It will then load the bootloader.
Again, THANKS so so much for reviving my phone for me. I was going crazy without a phone!
Click to expand...
Click to collapse
I was going through everything you've faced yesterday. So yeah, glad I was of help to someone else as well)
This has never happened to me before but don't stress one bit because nothing ever permanently bad comes from this. You can forget about it being destroyed. These aren't iPhones, haha. You can get it going again pretty easy I hear. Just don't stress because there is no point and you WILL get help. Just listen to what these experienced dudes are saying and you should be back on track. Good luck!
- - - - - - - - - -
UPDATE: Nice! Glad to see you got the help you needed and everything's back on track!
Nice that it is solved. I gave u the solution on my first post, but nice that someone els did a better job in explaining it
There is almost no possibilities to brick your device if u only flash things like the boot, system, recovery or data partition. They can he solved very easy. If u flash the other partitions like the radio u can get a problem.
Sent from my XT890 using xda app-developers app
Hazou said:
Nice that it is solved. I gave u the solution on my first post, but nice that someone els did a better job in explaining it
There is almost no possibilities to brick your device if u only flash things like the boot, system, recovery or data partition. They can he solved very easy. If u flash the other partitions like the radio u can get a problem.
Sent from my XT890 using xda app-developers app
Click to expand...
Click to collapse
You are 100% right. I just re-read your post, and noticed that you did mention those 2 points. I must've just read over them really quickly and didn't pay attention to the details of which buttons to press. :angel:
Thanks a ton for your help! Really appreciate it! :highfive:

Can't unlock tablet. Fast boot won't work. What are my options? (ME176C)

So the kids changed the password on the tablet so I cannot unlock it. The tab is not rooted. If I try to boot holding power and volume up nothing happens. It just boots normally.
I tried putting the latest firmware on the SD and booting but nothing happens. Just boots normally.
Do I have any options here?
Thanks a bunch.
Hey there! Try to boot pressing volume down and power or middle volume and power. It should get you in recovery and you should be able to reset from there. You should see an android with an exclamation mark, then press volume down to get in recovery.
Sent from my K013 using XDA Free mobile app
Seems any key combination I try does not work. Power+Volume up, Power+ Volume down, Power+middle/both
It just always boots normally.
And if I try to user adb to reboot into recovery it tells me to check my device to give it authorization which I cannot do since I can't unlock it.

Wrongly flashed bootloop

Can anyone tell me how to get my phone out from the bootloop?
Here is how it went, I managed to unlocked bootloader and also uploaded twrp.
However, i accidentally flash a bootimage file on one of the mount "boot image" i think.
Is there anyway i can put in into download mode so i can possibly use Qfil or Ost?
Hold vol up+ power until screen turns black then hold power up then plug your phone into a pc. That will put you in laying down android screen with"No Command" from there hold power butten and press vol up once. This will put you in recovery from there( twrp or stock doesn't matter) you can reboot into bootloader. This will put you in download mode. There should be also a button combo to boot into bootloader straightaway but idk that.
Sent from my TA-1012 using XDA Labs
nope still not working
Theobias said:
nope still not working
Click to expand...
Click to collapse
Problem with rebooting? Because i did the same mistake and you need hold down buttons for almost 2 mins. It will eventually reboot but you gotta be fast to get into recovery mode if you don't make it in time you have to wait again for 2 mins
Sent from my TA-1012 using XDA Labs
Toedwarrior said:
Problem with rebooting? Because i did the same mistake and you need hold down buttons for almost 2 mins. It will eventually reboot but you gotta be fast to get into recovery mode if you don't make it in time you have to wait again for 2 mins
Sent from my TA-1012 using XDA Labs
Click to expand...
Click to collapse
2 mins? vol -? its still in bootloop atm lol
Theobias said:
2 mins? vol -? its still in bootloop atm lol
Click to expand...
Click to collapse
Yeah vol up for 2 mins it is hilarious but that button combos must have something to do with boot partition. That's why it takes so much time than the correct boot partition
Sent from my TA-1012 using XDA Labs
still in bootloop :/
Theobias said:
still in bootloop :/
Click to expand...
Click to collapse
Well idk what your situation is that should work. I gave up back in the day so i tied my phone with 2 headphones and i got a vibration so that's how i realized it is still working tie something to press the buttons. If it ever gets a vibration ot reboot that means you gotta hold it longer than 2 mins
Sent from my TA-1012 using XDA Labs
Try to hold all three buttons, power, volume up and volume down at the same time for some seconds. That should trigger a force shutdown.
Make sure that you don't have the USB cable plugged in. When the phone shuts down, you have to press the volume down button, while pluggin in the cable, which should put you into download mode.
Then reflash using this guide: https://forum.xda-developers.com/nokia-8/how-to/guide-restore-nokia-to-stock-t3867646
THMSP said:
Try to hold all three buttons, power, volume up and volume down at the same time for some seconds. That should trigger a force shutdown.
Make sure that you don't have the USB cable plugged in. When the phone shuts down, you have to press the volume down button, while pluggin in the cable, which should put you into download mode.
Then reflash using this guide: https://forum.xda-developers.com/nokia-8/how-to/guide-restore-nokia-to-stock-t3867646
Click to expand...
Click to collapse
Trying this thanks a lot
THMSP said:
Try to hold all three buttons, power, volume up and volume down at the same time for some seconds. That should trigger a force shutdown.
Make sure that you don't have the USB cable plugged in. When the phone shuts down, you have to press the volume down button, while pluggin in the cable, which should put you into download mode.
Then reflash using this guide: https://forum.xda-developers.com/nokia-8/how-to/guide-restore-nokia-to-stock-t3867646
Click to expand...
Click to collapse
No good. No download wording. The phone remains in loop ...
THMSP said:
Try to hold all three buttons, power, volume up and volume down at the same time for some seconds. That should trigger a force shutdown.
Make sure that you don't have the USB cable plugged in. When the phone shuts down, you have to press the volume down button, while pluggin in the cable, which should put you into download mode.
Then reflash using this guide: https://forum.xda-developers.com/nokia-8/how-to/guide-restore-nokia-to-stock-t3867646
Click to expand...
Click to collapse
Yay I got into download lol
THMSP said:
Try to hold all three buttons, power, volume up and volume down at the same time for some seconds. That should trigger a force shutdown.
Make sure that you don't have the USB cable plugged in. When the phone shuts down, you have to press the volume down button, while pluggin in the cable, which should put you into download mode.
Then reflash using this guide: https://forum.xda-developers.com/nokia-8/how-to/guide-restore-nokia-to-stock-t3867646
Click to expand...
Click to collapse
thanks a million, with the three buttons, i managed to shut it down and it went into download as you mentioned. Thanks a million!! its already flashing the bootloader
stuck at reflash service bootloader ...
Progress is i tried relock and unlock bootloader, twrp loads up but no firmware ....
Theobias said:
stuck at reflash service bootloader ...
Progress is i tried relock and unlock bootloader, twrp loads up but no firmware ....
Click to expand...
Click to collapse
Do you use OST LA 6.1.2? If yes, use 6.0.4 or NOST.
Is your bootloader unlocked critical? You need to do this in order for OST to work properly. If you don't know, enter "fastboot oem device-info" when the phone is in download mode.
THMSP said:
Do you use OST LA 6.1.2? If yes, use 6.0.4 or NOST.
Is your bootloader unlocked critical? You need to do this in order for OST to work properly. If you don't know, enter "fastboot oem device-info" when the phone is in download mode.
Click to expand...
Click to collapse
(bootloader) Verity mode: true
(bootloader) Device unlocked: true
(bootloader) Device critical unlocked: true
(bootloader) Charger screen enabled: true
Downloading OST as per u suggested. I was using 6.1.2 lol
Seems to have progress. Thanks for following this thru out. Now charging and will try again
its flashing the partitions! im on my way to complete. Thanks a lot mate!
it has completed and btw how long will the "nokia" screen stay?

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