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Hello, sorry for the inconvenience.
If your device cannot enter the system with the fixed screen, we recommend that you perform a simple troubleshooting attempt by following the steps below:
1.It is recommended that you remove the back cover and battery and try to restart, if you can enter normally, it is recommended that you back up the body data and try to restore the factory settings;
2.If the above operations cannot be improved, it may be caused by abnormal system files or data loss on the device motherboard, and you need to flash and check the device. Due to the risk of flashing the machine and may lead to non-insurance, it is not recommended that you deal with it yourself, please take the time to go to the repair station and the engineer will assist you in testing and processing.
You can visit the official website for inquiries:
You are welcome to contact us at any time or visit Lenovo Lewen (for consultation.
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Phone Black Screen of Death Solution:
Crash due to insufficient memory: Clean up the memory of the model frequently and close unnecessary background running programs to keep your phone in tip-top shape.
Improper operation leads to black screen: Try not to open a lot of software at the same time, which takes up a lot of memory and is easy to black.
Software problem: According to your own phone's old and slow memory or configuration, Zhengdan is loaded with the right mobile phone software. If the phone configuration is low, it is easy to cause a crash if you want to run too large software.
In fact, today's smart phones, like computers, must be taken care of often when we use them, so that they will run smoothly.
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Sorry for the inconvenience!
1.It is recommended that you wipe and clean the screen first, and avoid stains such as sweat on your hands to eliminate external interference.
2.If you have used the film on your mobile phone, it is recommended that you remove the film and try it, which is not ruled out due to the quality of the film;
3.Please confirm whether it appears in the interface of individual third-party software, if so, it may be caused by software abnormality or compatibility, and it is recommended that you uninstall and reinstall or replace other types of software.
4.If the above operations do not work, please back up the fuselage data and try to restore the factory settings.
5.If the problem still cannot be effectively solved, it may be caused by the failure of the underlying driver of the system or the touch screen itself.
Lenovo authorized maintenance site query maintenance site business hours are usually Monday to Sunday 9:00-18:00, except holidays, the local site will be slightly adjusted according to their own operation, it is recommended to call for detailed consultation when you go.
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Caused by poor or abnormal battery contact: It is recommended that you reinsert and remove the battery for restart attempts.
It is recommended that you use the standard charger to charge for about 30 minutes, and then press and hold the power button again to try to rule out the lack of power, but it does not actually turn on;
If the problem still cannot be effectively solved, for your normal use in the future, we recommend that you take the time to go to a nearby Lenovo leakage authorized repair station for specific testing and treatment.
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1.It is recommended to restart the phone to try, if it can be entered normally, it is recommended to back up the body data for a factory reset attempt (PS: remember to back up the data before the judgment to avoid personal data loss);
2.It is recommended to use the standard charger to charge for about 30 minutes, and then press and hold the power button again. If there are other batteries, they can be replaced before use;
3.If the above operations cannot be improved, it is recommended to go to the Lenovo maintenance site in time to upgrade the machine and further detect the hardware, which is not ruled out to be caused by abnormal files or abnormal hardware.
ps: There is a risk in flashing the machine by yourself, if the failure leads to the failure of the device, it may affect the normal warranty service of the product, if you want to save the bricks yourself, and are willing to take the possible risks, you can go to the Lenovo official Lewen bar firmware area**Official firmware and detailed tutorial, according to the flashing tutorial to try to operate.
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3.If the replacement software or audio source is invalid, please back up the data and try to restore the factory settings to rule out whether it is caused by system abnormality. >>>More
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