I have a Lenovo tablet A3000, but now I don t know how to use it, and I can t turn it off. The scree

Press and hold the power off button, or select Reboot

It is recommended that you open the back cover of the fuselage, you can see that there is a small hole next to the card slot 2, use a needle, poke it, at this time the system is directly powered off, and then turn on to see if it can be turned on normally.

If it still can't turn on, it is recommended that you go to a local repair station and let the staff test it for you.

Lenovo Service Site Query:

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

If the device does not respond when you click the power button and does not turn on, we recommend that you perform the following steps to perform a simple troubleshooting attempt:

1.The restart method of the device model is: release the back cover, use the thimble to push the reset button to force the shutdown, and then press and hold the power button to turn on, it is recommended to restart the attempt;

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

Hello. We apologize for the inconvenience!

If the screen of the device is abnormal, please make a simple judgment based on the following conditions:

a.Occasional occurrence:

This situation may be caused by too fast operation or too much system resources at that time, usually restarting the device can be improved, it is recommended that you optimize the system through software such as Le'an, or you can consider backing up the fuselage data for factory reset operation observation;

b.Frequent or persistent:

1.If only half of the screen is displayed under all operations, it is more likely that the display screen or cable will fail, and it is recommended that you send it to the repair site for detection in time;

2.If it appears under a specific function operation, it is recommended that you go to Settings - Application, select the corresponding function program to clear the data, or uninstall and reinstall, if it appears under the system program, it is recommended that you back up the body data for factory reset operation observation;

3.It is still invalid, and it is recommended to send it to the Lenovo maintenance site for specific testing and treatment.

Inquire about authorized maintenance sites on the official website.

You are welcome to contact us or visit Lenovo at any time

Consult to find out.

Dear Lenovo users, hello!

Dear Lenovo users, in order to better solve the problem, please describe the problem in more detail, half of the screen is only half of the screen display, if it is half of the screen color and half of the screen is black, it is recommended that you send your tablet to a nearby service station for testing and maintenance, service outlets query link:

Think Forum:

Lenovo Community:

We apologize for any inconvenience this may cause and affect your use.

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.The restart method of the device model is: after removing the back shell, you can click the reset button with a needle, it is recommended that you try to restart, if you can enter normally, it is recommended that you back up the body data to try to restore 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.

Lenovo Authorized Repair Site Query:

When the power is exhausted, the charging restarts.

Hello. If your tablet cannot be turned on after factory reset, we recommend that you perform the following steps:

1.It is recommended that you use the thimble to click the reset button (red box in the figure below) to force the power off, and then press for 3 seconds to power on.

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

If you still can't turn on the phone after trying the above operations, it is recommended that you go to your local Lenovo authorized maintenance site for testing and maintenance in time.

Inquire about authorized maintenance sites on the official website.

Lenovo A3000 can't turn on, the reason is that there is a problem with the system, which can be solved by flashing.

Lenovo A3000 Flashing Tutorial Preparation:

1: Flash recovery in your phone

3: The data needs to be cleared by card swiping.

Lenovo A3000 Flashing Tutorial:

2: After the file is copied, turn off the phone, press the volume up + power button and do not release until you enter recovery mode.

3: On the home page of recovery, perform the two double cleaning operations of "Empty Data Restore Factory Settings" and "Clear Cache", as shown in the following figure

4: After the double cleaning operation is completed, select "Install Zip Flash Package" on the home page of Recovery, and press the power button or home button to confirm to enter the next interface, select "Select Zip file from SD card", and confirm to enter the next interface. Select the ROM in zip archive format on the SD card that you copied in to be flashed, confirm to enter the next realm, and confirm the ROM you want to flash again.

The system will enter the flashing interface, as shown below:

5: After the prompt finishes brushing the zip package, press the back button to return to the first menu, select "Restart the system now" to restart the phone, the first boot into the system is slow, please wait patiently.

Dear Lenovo users, hello!

Hello. We apologize for the inconvenience.

If this phenomenon occurs, it is recommended that you try to shut down and restart the device again, and if it can enter normally, then back up the device data and restore the factory settings; If you still can't enter or the problem still can't enter the system after entering, then it is recommended that you flash the machine to restore the normal use of your device, please understand.

The firmware package has a detailed tutorial built-in, please be careful!

The business hours of the maintenance site are usually from 9:00 to 18:00 from Monday to Sunday, and the stations will be slightly adjusted according to their own operations.

If you have other questions in the follow-up use process, you are welcome to contact us at any time or visit Lenovo Lewen (for consultation.

Dear users, hello!

This is the Lenovo FAQ knowledge base, which has a relatively complete answer and know the process and analysis:

Consult Lenovo 24 hours a day to interact with engineers in the Lenovo community if you have any questions:

Hello dear users:

We apologize for the inconvenience!

In response to the black screen problem you mentioned, it is recommended to confirm whether the device is turned on by yourself, and make a simple judgment by dialing ** or adjusting the volume button from another mobile phone:

a.Power on status:

1.After using some specific software, please uninstall and reinstall the software, or you can consider backing up the body data to try to restore factory settings, the menu path is: Settings - Reset - Factory Reset;

2.If it cannot be improved after the above operations, please send it to the repair site in time, which may be caused by abnormal display screen or wiring.

b.Shutdown status:

1.The restart method of the device model is as follows: use the thimble to click the reset button, it is recommended that you try to restart;

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

If the problem still cannot be effectively solved, please send it to the repair site in time, and it cannot be ruled out that it is caused by the failure of physical buttons or related power management components.

In addition, in view of the situation that you mentioned that the screen is often stuck, the operation is not smooth, and it may be the situation that the running memory is insufficient, you can try to adjust and improve it in the following ways:

1. Frequently or regularly use the mobile phone acceleration function of security software such as Le'an to clean up background applications, which can effectively release the running memory;

2. If it appears after using some specific software, please uninstall and reinstall the software;

3. It is recommended to uninstall useless or infrequently used software, which can prevent the self-start of such software and occupy running memory;

4. After the application is finished, try to use the exit function of the application to completely exit to avoid the application hanging in the background and occupying the running memory.

If the problem cannot be effectively solved, we recommend that you take the time to go to a nearby Lenovo authorized repair station for specific testing and treatment. Inquire about authorized maintenance sites on the official website.