What does diagnostics mean on a computer?

Diagnostics on the computer means "Lenovo self-test program". If this appears, it means that the computer needs to detect the hardware. Usually the motherboard Bois has been changed or there is a hardware problem. You can try to enter the Bois to restore the Bois factory settings. Can.

#The operating environment of this tutorial: Windows 10 system, Lenovo Y9000P computer.

What does diagnostics mean on the computer?

lenovo diagnostic Lenovo self-test program, when this occurs, the computer needs to detect the hardware. Generally, the motherboard Bois has been changed or there is a hardware problem. You can try to enter Bois to restore Bois factory settings. Enter bios and press F9 to restore factory settings. F10 save and exit. If it still happens, try testing the hardware.

Knowledge expansion

Causes and solutions for why the computer cannot be turned on:

The startup disk set by the BIOS is wrong, set the startup disk to CD, floppy disk or U disk, etc. There happens to be a U disk, floppy disk or CD on the computer;

The hard disk contact is not good, the hard disk mode is set incorrectly or the hard disk MBR is wrong;

Check the optical drive and U disk , floppy disk, etc., if any, take them out;

Enter the BIOS and set the hard disk startup in the startup item settings as the first startup disk, and try to restart to see if it can boot;

Enter the BIOS, modify the hard disk mode, After setting different modes, try to restart to see if it can start;

Disassemble the case, unplug the hard drive cable and reconnect it, and try again to see if it can start; listen carefully and touch the hard drive with your hands during the boot process. Is the rotation normal?

Press Ctrl Alt Del to restart the computer.

Press F8 to enter mode and select the last correct configuration or normal startup.

If the above method cannot solve the problem, it is recommended to reinstall the system.

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