OP7P not charging (Qualcomm Crashdump) - OnePlus 7 Pro Questions & Answers

Hi all.
I was charging my OP7Pro (Android 10 with TWRP) when the screen went white. I tried to reboot it (volume down + power) but it did not and eventually it turned into this (pls see image).
Whether I press power + volume up or power+ volume up + volume down, the screen becomes blank for a second then goes back to this. Power button and power+volume down does nothing.
Most instructions I see here ask for the phone to be turned off but I can’t turn it off. It went off when the battery was empty but I can't charge it anymore and connecting to a PC does not do anything.
Any help regarding this?
Thanks in advance!

Related

[q] [help] hard bricked (?)

Here's my nexus condition:
It won't turn on, i've tried every possible method; hold power button (10s), hold volume down + power,
volume up + power, volume down + up + power, It still won't turn on.
I connected it to charger and it entered google logo but then off and on for several times. I sometime managed to get
into bootloader mode, but then again it off again.
the interesting part is when i hit my nexus to my palm, it sometimes turn on and enters google logo but then bang,
it's back off again.
Could someone please help me get out of this misery?
yukarundeng said:
Here's my nexus condition:
It won't turn on, i've tried every possible method; hold power button (10s), hold volume down + power,
volume up + power, volume down + up + power, It still won't turn on.
I connected it to charger and it entered google logo but then off and on for several times. I sometime managed to get
into bootloader mode, but then again it off again.
the interesting part is when i hit my nexus to my palm, it sometimes turn on and enters google logo but then bang,
it's back off again.
Could someone please help me get out of this misery?
Click to expand...
Click to collapse
Sounds like a problem with the power button.
It should be a problem of power button cause if its has gone inside.. it will always keep shutting your phone

Can't boot or get in recovery mode

Hello.
I have a LG 65 (D280n), and one morning I found it with blank screen (on).
I've tried all kinds of key combinations to reboot it or get it in recovery mode, without success: power on + volume up, power on + volume down, power on + home, power on + volume up + home, power on + volume down + home...
Nothing is working
Also, PC is not recognizing the device when plugged through USB (makes a connection sound, but that's all)
Any ideas as to how to reboot it/recover it?
Edit: I get the LG logo screen for a few seconds, then it flashes to black, appears briefly again, and goes blank for good (although the screen is black, it's on)

R7F cant even boot (enough battery, was trying to boot into recovery mode)

Hi I need help urgently. I wanted to boot my phone into recovery mode so i after i switched the phone off, i pressed the power button + volume up. My phone was connected to pc all along. problem is, i removed both my fingers off the power and volume up the moment i saw the "OPPO" boot logo, and realizing that the screen is blank, i removed the power cable connecting my phone to the pc. Now, my r7f refuses to boot.
Weird thing is when i connect my phone to the pc, sometimes the pc recognizes an unknown device thats "malfunctioned". This is called 'bricked'? How do i solve this?
I cant even switch on my phone or remove the battery due to its built-in battery. had 70+% battery at the point of occurence.
My R7f goes into the fastboot mode when i hold the power and volume+ . I usually enter to the recovery mode by holding the power and volume -
You have to hold the buttons for more than 2-3 seconds even the boot logo is shown keep holding them.

Turning on S10e with power button broken?

Hello,
as stated, i got my power button broken probably due to water (not that waterproof huh?). The power button has worked for a few weeks, sometimes it was really sloppy and unresponsive, and stopped completely, and when my battery completely depleted i am now unable to power it on. I am able to get into download mode from where there is an option to restart the phone but of course it requires to press vol down + power button.
Have you got any magic tricks to turn on a turned off s10e with the power button broken ?
Hello! The solution: press volume down + bixby button and now plug usb c data cable (computer->phone), wait 3-5 seconds and phone starting in download mode. From download mode you can restart the phone with volume down button.

Samsung A51, turning on problem

Hello all,
I got this problem with an A51: The phone does not turn on. No fall from hands, no previous problems. I talked 2 times this morning at the phone, put it in my pocket. After a few minutes when i checked my phone, it was closed. It had 72% battery.
What i've tried:
- power button press and hold, does nothing.
- when i press vol down + power, the phone turn on, appears Samsung logo, a51, powered by android. It stays like that approx 20 seconds and it turns off by itself.
- when i press vol up + power, does nothing.
- when i put at charge, only a small vibrate and does nothing but when it is plugged in and i press vol down and power, the charge circle appears and it shows on screen that the phone is charging. in this phase with the phone charged in, i press vol down + power, or vol up + power, and does nothing.
Any solutions?
Thank you in advanced.

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