[Q] Stuck in APX mode - I believe? - Asus Eee Pad Transformer Prime

Hi everyone
I'm desperate.
My TF201 (stock - not rooted - and successfully updated to the current version) works flawlessly for the first 3 months and then one day the Volume UP key stop working. Whenever I tried to lower the volume, it will automatically up it again. When this happened, I tried to reboot with the power button but the tablet wouldn't respond. So I pressed the power button a bit longer and it will shut down. But, when I tried to power it again, I will feel the buzz but the screen will remain blank. The first few times that this happened, I used a small pin to reset the tablet and it will reboot normally. However, now this procedure also has stopped working and I cannot get the tablet to boot again. When I plugged it into my PC, it will recognize it as an APX device. I found that if I let the battery drain completely, it will then power up. I have read and tried the different methods mentioned in the forum but to no avail. So after reading sledgie's post in one of the thread, I thought that perhaps the Volume UP key is definitely stuck and that's why it's booting in the APX mode every time. So, I bite the bullet and open the tablet to see if I can fiddle with the volume keys. But alas, even after making sure that the volume key is not getting stuck, the nightmare continues and every time to boot the tablet I have to let the battery drained completely. What I could gather though is that it's definitely the Volume UP key because every time if I could get the tablet to boot, after draining the battery completely of course, when the ICS Home screen will appear the volume icon also will appear by itself. I found that so long as I don't the touch the Volume key, the tablet will work flawlessly and I could press the power button to get it to sleep and to wake normally. But if I touch the Volume key then the power button will not respond.
So, as I said I'm desperate and if anybody has a solution, please advise.
Thanks in advance.

Help!
Anyone?

i think you should exchange it or send it back for RMA. Make sure you contact Gary Key with regards to APX state. I wrote in the other thread without seeing this thread, but this is what it sounds like.
goodintentions made this really good observation and should be given credit
www.transformerforums.com/forum/tra...fter-latest-firmware-update-2.html#post167626

Another kind of situation that nvflash would be useful.
Sent from my i9250

agreed.

Sorry to respond very late but I want to know what this 'nvflash' means and how will it be useful in my situation. Should I 'nvflash' my tablet in the circumstances?

It's not possible yet, unfortunately. Asus retains the locked bootloader key. We have a way to flash it (SBK I believe) but without the unlocked bootloader, we are not able to proceed further. This is unfortunate for both sides - customer and Manufacturer

Related

[Q] Cherry Mobile Superion won't turn-on

Hi All,
I have flashed EUViewPad 7 based on Stock rom. installed SD Card Booster, CPU Master and etc.
The flash is fine since I managed to boot it and install several apps.
Until I needed to reboot the device since the hacker keyboard always forces to close. I rebooted it and poof I am in infinite boot animation without a way to remove the battery. afraid to fiddle just waited the battery to drain so I can test again(This happened on my O1. just removed the battery, put it back and its ok)
I have drained the battery after almost 8 hours of non stop boot animation. But this device won't turn on anymore. It just vibrates when I press the on button.
Tried opening the back(crap I have scratched the back covering. now it has large scratches ) but the battery is taped . My question folks is what is the possible solution to my problem aside from removing the battery(can't even get to clockword recovery)
Thanks
Not too sure about your device, but doesn't yours have a reset button like the viewpad?
Should be a small hole on the bottom edge right next to the microphone.
Try pressing that with a paperclip if you're having boot problems.
Anyway, if you've drained the battery completely, make sure to leave it charging for a little while. Too low battery voltage will make it unable to start. 15 mins or so should be more then enough.
Try starting with both volume buttons + power pressed. Keep holding it until you see "entering recovery mode."
Let me know if this gives any results.
Amalgation said:
Not too sure about your device, but doesn't yours have a reset button like the viewpad?
Should be a small hole on the bottom edge right next to the microphone.
Try pressing that with a paperclip if you're having boot problems.
Anyway, if you've drained the battery completely, make sure to leave it charging for a little while. Too low battery voltage will make it unable to start. 15 mins or so should be more then enough.
Try starting with both volume buttons + power pressed. Keep holding it until you see "entering recovery mode."
Let me know if this gives any results.
Click to expand...
Click to collapse
Ahh I have that reset button beside the microphone hole. Will try this later on. Thanks for your help and for your custom rom
Uh oh... Tried pressing the small hall beside microphone, pressed on button. No luck. tried pressing that hole and on at the same time No luck again.
Is it possible that it will mess up the whole boot process due to boot animation loop??
silencer07 said:
Uh oh... Is it possible that it will mess up the whole boot process due to boot animation loop??
Click to expand...
Click to collapse
I'm afraid and it sounded like, from your descriptions, that the boot process has been messed up .... so, what do you got to lose by trying to "wake" it up or at least respond to commands, right ?
Try holding the power button & use a small pin to press RESET - leave it connected to the power supply/charging unit.
Try holding both volume Up & Down key & use a small pin to press RESET
Try holding both volume Up & Down key along with the Power button at the same time, and press RESET (you might want to get someone to help you to this)
Try holding the volume Down (left) key & Power button, and press RESET with a small pin.
Does any of these work in getting the screen to show life, be patient as you might have to hold it for 10 to 30 seconds before it cycle & restart/display the 3 birds ...
Chances are you will need to flash a stock ROM with the SULT3 utility, and then if successful, root it again & start over (carefully) - it might work or it might not even connect via usb at all .... worth a try, got nothing to lose at this point.
As a last resort, contact Cherry Mobile and get it repaired & sending it back to the shop .... check the warranty details in your locale, opening the rear case & exposing the battery, might or might not void your warranty coverage.
Hi Letiride,
I have tried the combinations you have specified but no avail. I can't boot this so my PC with correct drivers cannot even recognize i plugged this.
Is my Tablet already bricked?? I have bought this second hand so no warranty already.
Huhuhu Did I already have one of the "Vibrator" Android phone
silencer07 said:
tried the combinations but no avail. I can't boot this so my PC with correct drivers cannot even recognize i plugged this.
Is my Tablet already bricked?? .... bought this second hand so no warranty. (
Click to expand...
Click to collapse
Oh mine, no - if it won't power up or boot into Recovery or FTM mode, I'm afraid it's critical if not officially certified "paperweight". Try uninstalling your PC's usb drivers for the device, or use another computer & install SUTL3 utility from Viewsonic, and see if it can at least beep & signal some USB sequence loading the drivers.
Here's a link to Droid Explorer posted elsewhere in XDA (instead of pointing you to "Search" for it) Install it if you can get the yours powered on, but use it with care as it's a very "powerful" tool to explore all the hidden workings of the Android device(s).
http://forum.xda-developers.com/showthread.php?t=558108
My feeling is that the core image & boot file(s) were corrupted, damaged & overwritten, and it need to be reformatted & reflashed from a stock *.nb0 file, someone with adb might be able to - maybe, just maybe - rescue it.
Let's see if one of our fellow developers might have a better solution on where to begin b/c this is about as far as I can offer - well, you can always put on eBay for parts & hoped you didn't spend a lot as 2nd. hand.
Uhhh looks like i have no other choice but to have this repaired at service center and pay

Touchpad Froze? Heres a solution

I was in TWRP recovery flashing Xron rom b2.9 and the recovery said the zip file cant open. So it just kept doing its thing and would not let me go back to the main menu. I tried hitting home and back buttons, but no luck.
This was not found by me. I am giving credit to this amazing person who somehow found a trick to reboot the device even if your not in an OS.
"The reboot solution that I found to work all the time is to simultaneously hold the power button, volume down button and the big HP button for 30 seconds."
credit to
5th post- http://h30434.www3.hp.com/t5/Other-HP-Consumer-Products-and/How-to-reset-HP-Touchpad/td-p/852893
I had an issue with my Touchpad where the touchscreen stopped responding in CM7. Volume rocker worked and power button would turn the screen on and off, but I was stuck with no touchscreen and no means to reboot. After a mild panic attack, I plugged it into my computer and luckily had debug mode enabled so I was able to adb reboot it.
But this... this is incredibly useful. Thank you for the post. I'm glad to see that the manufacturers making devices without removable batteries are giving us a trump card to hard reset the devices. My 7" Galaxy Tab has a similar function where holding the power button down for long enough eventually resets the device.
..or you can just hold power + card button for 6 seconds. no volume button needed.

Power button broken? Wont boot up, wake up or sleep properly.

I am sorry for the noob post, I think that this is my first post.
My Transformer prime has a serious issue. I bought it in March and everything was wonderful until suddenly one day it refused to start up completely
It would vibrate, show the splash screen and then "asus" and the litle waiting icon, then the screen would go black and it would start over and do that over and over and over.
I read about the pin hole reset and it didnt change anything no mater how long I held it. I held the power and volume buttons to get to the built in recovery and it would still only work for about 10s before turning it self off and starting over.
After about 3hrs of trying everything I could think of I found a work around:
It will only boot if I hold the power button down the entire time that it is booting.
However, the power button doesnt do anything anymore. If I hit it the tablet wont go to sleep, I cant shut down the tablet with the power button, and it wont wake up with the power button.
In addition, at random intervals, my tablet will interrupt me and ask me if I want to shut it down.
If it does shut down, the only way to get it to turn on again is to plug it in and then hold down the power button until it boots completly.
I am fully stock, I dont know if I am rooted or unlocked. (sorry, Im a noob)
Please help.
I have the keyboard dock which is the only way I am able to resume from and put to sleep.
This problem occured under .21. I have since updated to .28 and no change. Factory reset and full wipe, no change.
xdreamerx said:
I am fully stock, I dont know if I am rooted or unlocked. (sorry, Im a noob)
Click to expand...
Click to collapse
when you start up the tablet, does it say unlock on the screen anywhere? *i believe it does....) if it is, you cannot use the asus OTA updates or it will break your device
i think your best bet is to do a RMA...

[Q] Xperia Tablet S (SGPT1211) not responding to reset/boot comands

Hello,
I think I might be at the end of the road with my tablet. I've never rooted it or tampered with it in an way, however yesterday it locked up so I did the usual soft reset (hold power and vol+ for 10 seconds) I then turned it back on and the sony logo popped up, but there it just hung. If I press and hold the power button it switches off, a brief press on the power button brings it back on in the same state. So I go Googling, including looking at threads on this site, all seemed to advise to try to get the Android recovery menu up. on the Sony this is done by holding the power and vol+ and then releasing the power button (only) when the son logo appears (this process to be started when the tablet is off) so I did this, and no response at all. Worse than that, where it would turn on and instantly hang, it now doesn't turn on at all. Hooking it up to my PC I can see the device in device manager, but it tells me my usb device has malfunctioned.
At the moment, my thoughts are to open it up, to:
1. Check that the power/volume buttons aren't stuck in some way (preventing the boot command being given correctly)
2. Remove and resolder if necessary internal battery to force a power cycle.
3. Bin it and get something new (it is 2.5yrs old so no big loss i suppose)
Any ideas where to look or similar experiences?
Thanks

[Solved] 5.1.1 OTA and stuck in bootloop cant access fastboot

So I had the OTA update for 5.1.1 the other day and thought "yay, let's update." it worked fine till this evening where it crashed to a power off state and in now showing the Google logo like it's about to load up and then a turned off screen.
This repeats over and over I can't even stop this loop.
Holding the power button and it just continues to loop.
Power + ANY volume button and it will show the HBOOT or fastboot menu then before I can select anything turn to the powered off state and loop through (if I'm still holding the buttons the menu will show again shortly, or go back to the Google logo)
Any ideas for a solution?
try waiting until the battery drains all the way down then hold the volume down button and plug it in. if that doesn't work then all you can do is contact google support and they'll probably replace or fix it.
Hold the power button down for 20 seconds 3 times. It helped me once with a similar situation
So I have found a solution. Instead of deleting the thread I'll leave this here unless anyone else has this problem.
It seems that trying to enter the fastboot menu when plugged into a USB seemed to work.
It was either the fact it was in the computer, the timing I pressed the "power button + power down" combo, or it had just looped enough times and decided to actually stop interrupting me using the fastboot menu.
Either way, I cleared the cache partition using the recovery and it booted up fine.
EDIT: Thanks for the help, I had tried holding the combo for a long period of time (multiple loops of the booting). I also feared letting it drain in case it refused to startup again and I would have no chance of fixing it.
glad you figured that out! android can be mysterious sometimes. especially when it's on the nexus 9.

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