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It is recommended that you try the following methods to see if it can be turned on:
1.Press and hold the power button for 10 seconds to force restart the phone.
2.You can try charging for 20 minutes, then press and hold the power button for 10 seconds to see if it can turn on (the phone is completely out of power and recharged without any prompt).
3.When the phone is turned off, press and hold the volume up button and the power button at the same time for 3 to 4 seconds, after the vivo phone logo appears on the phone, let go of the button to enter recovery mode, first select wipe data factory reset, select wipe cache partition after completing the waiting interface jump, and select reboot system now to restart the phone immediately after completion. (If you do this, you will lose all the data on your phone (except the data on the SD card), including installed apps, **books, SMS, etc.) When there is a serious abnormality in the mobile phone and there is no other way to solve it, use this item with caution.
If the above methods still can't be turned on, it is recommended that you take your mobile phone to the local after-sales service for testing and processing, and the after-sales technicians will handle it for you. You can go to vivo official ** to check the address of the after-sales service center:
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1.You can use an external power supply to charge your phone, but if it doesn't change, it's likely that the boot cord is broken.
2.Use the external connector to power the phone and see if it returns to normal when it is turned on.
3.Use a dual total oscilloscope to check the phone's CPU power supply to see if the waveform is correct in the reset.
Generally, if you can't turn on the machine, it may be due to the following reasons:
The power supply circuit of the battery is not normal, 2It may also be that the IC of the mobile phone's power supply is abnormal, 3The phone's system clock and reset are not normal.
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Mobile phone service innovation expert Beebee has you covered:
When your mobile phone does not turn on the fault, you can try to enter the flashing mode and flash the computer with the computer, if you can't enter the mode or the flashing error is reported, you need to go to the after-sales service for testing and maintenance.
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Hello! Reasons and solutions for mobile phone not turning on:
1. The boot line is abnormal: use an external power supply to supply power to the mobile phone, use the electric meter to detect whether the indication has changed, if there is no change, it is likely that the boot line is broken or the boot button is not in good contact.
2. The power supply circuit of the battery is abnormal: use the external interface to supply power to the mobile phone, see if it returns to normal when it is turned on, if it is normal, it is determined that the power supply circuit of the mobile phone is abnormal.
3. The IC of the mobile phone power supply is abnormal: test the test point of the peripheral circuit of the power supply IC according to the circuit schematic diagram to see whether the test value is normal.
4. The system clock and reset of the mobile phone are abnormal: you can use the dual total oscilloscope to detect the CPU power supply of the mobile phone to check whether the waveform in the reset is correct.
5. Problems with logic circuits: that is, faults in the circuit version of mobile phones, which can generally be solved by repair welding.
6. Software conflict: The installed software does not match the system of the mobile phone, which may also cause the mobile phone to fail to boot, you can connect the mobile phone to the computer to delete the program.
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It's really going to be repainted.,There's a brick rescue tutorial in the flashing elf.,Hope.。
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If the boot button is broken, you can't turn on the machine, so you can only send it for repair.
If your phone suddenly appears black and you can't turn it on, you can try the following methods:
To determine if the phone is out of battery, try charging it first.
Press and hold the power button for 15 seconds to force restart the phone to see.
If it still doesn't work, we enter recovery mode, connect the data cable and keep pressing the volume +, then the phone will automatically turn on, select recovery mode If it doesn't work, please try a few more times until you successfully enter recovery.
Select Wipe data and factory reset.
After double clearing, select Apply Update Apps with System from in SDCARD, select the ZIP package from the SD card, and wait for the data to complete.
After the data is finished, the phone will automatically restart, and the software will be displayed.
Open the back cover of the phone, take out the battery, and put the battery on.
If it can't be solved, it is recommended to go to the after-sales service to repair the phone.
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