Lenovo mobile phone can t turn on the black screen, Lenovo mobile phone can t turn on the black scre

The phone screen goes black when it is turned on.

Processing methods and steps:

1) Step 1: Try to deduct the battery first, then replace it, turn it back on, (if it is a built-in battery) press and hold the on/off key, after holding it for a few seconds, if the phone can vibrate, the screen will be stuck to the logo and cannot enter the system. It means that your mobile phone is a system failure, and it is recommended to select the corresponding official website flash package for your mobile phone, and flash it to solve it.

Here's how to flash the machine:

Specify the directory.

2.Remove the phone battery and install the SD card into the phone. Then install the battery. , press and hold Volume + and at the same time"If you don't press the "Volume-" Power Button, you will automatically enter the "Firmware Update" interface.

3.In this interface, the program will automatically install the original firmware ROM package. At this time, there is no need to operate the mobile phone. When the phone is restarted, the ROM package upgrade is completed. At this point, the phone returned to its normal state.

2) Step 2: If you can't vibrate after pressing and holding the power button, the screen is not lit, and the screen is still black, it means: Hardware failure in the battery and motherboard, and screen can not be repaired by flashing, which can only send after-sales service.

1. Disassemble the battery and try to restart it (if the battery is not removable, you can try to press and hold the power button for more than 8s, or operate the reset button of the device). If it is caused by poor battery contact, you can try to plug it tightly with a small piece of paper;

2. If the battery is depleted, you can use the standard charger to charge for 30 minutes, and then press and hold the power button to try. There is a spare battery, which can also be replaced for testing;

3. If the previous operation involving the system level (such as root to obtain permissions, brush third-party firmware) caused by the abnormality, you need to recover by flashing, there is a risk of flashing the machine by yourself, if the failure leads to the failure of the equipment, it may affect the normal warranty service of the product, it is recommended to contact the maintenance station to let the engineer assist in the flashing operation, if you are willing to bear the possible risk, 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.

4. If the power button is malfunctioning or the motherboard-related hardware is damaged, it is recommended to take the time to go to the Lenovo repair station to deal with it.

1.It may be that there is a problem with the package, try flashing the machine again, 2You can go to the official website of the line brush treasure to see, use the line brush treasure brush tool to solve this problem, the operation is very simple, follow the client operation prompts, connect the mobile phone to achieve flashing!

Problems such as mobile phone system upgrades, downgrades, system failures, mobile phone black screens, and system streamlining can be solved. You can choose different types of flashing packages according to your needs, such as root lite, official, unlock, etc., **Click to achieve flashing, one-click flashing, just enter the flashing mode according to the prompts, no need for complex flashing operations.

It may be that the phone is out of battery, so connect the charger first.

First, self-detect your phone. Nowadays, most brand mobile phones have a deep sleep mode, once you enter this mode, it will often cause the phone to have a black screen and cannot be turned on.

The solution is very simple, press the power button of the phone for more than ten seconds to see if you can force restart. Or press and hold the volume up button and the power off button at the same time, and feel the phone vibrate and force restart.

Generally speaking, this step can solve the problem of black screen on most mobile phones.

Second, the battery is dead or malfunctioning.

Solving this problem is as simple as connecting the charger for a while and then trying to turn it on. You can also directly buckle the battery and charge it with a universal charger to see if the connector of the battery is loose.

If it can be turned on after charging, it means that the battery is just dead.

If it still doesn't work, you can try a different battery. Check if the battery is faulty and no longer has power.

In addition, a violent fall on the mobile phone may also cause the mobile phone to go black. This is a troublesome situation, and it is likely that the hardware of the phone is malfunctioning, so it will have to be repaired.

If so, the solution is also very simple, you need to format your phone.

As a last resort, if the above methods do not work, then you can only find an after-sales solution or repair shop.

Lenovo mobile phone has a black screen and cannot be turned on, it is recommended to connect the standard charger to charge for a period of time before trying to turn on, change the charger and try again. Reboot attempts of removable removable removable batteries; If the battery is not removable, press and hold the power button for 8 seconds, and then press and turn on the power short. If they are invalid, contact Lenovo mobile phone after-sales testing.

My phone is also Lenovo's, the black screen can't be turned on, it's a problem with the phone system, and it can be solved by flashing the phone again.

If the phone does not respond when you click the power button and the black screen does not turn on, you can use the following steps to make a simple troubleshooting attempt:

1.Restart the phone attempt, if the battery is removable, it is recommended to reinsert the battery to restart the attempt, if there are other batteries recommended to be replaced, it is not excluded that the battery is caused by poor contact or abnormality;

2.It is recommended to use the standard charger to charge for about 30 minutes, and then press and hold the power button again.

Dear Lenovo users, hello!

Dear Lenovo users, hello!

1.Unplug the battery and reinstall it, and try it on with electricity.

2.Phone Factory Reset:

3.For flashing, see:

4.Go to the service station for repairs.

If your problem is not solved, you can complain, put forward your valuable opinions, and then transfer to manual service.