Lenovo 20RK, Руководство по техническому обслуживанию аппаратной части

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Attention: The creation process deletes anything stored on the USB drive. To avoid data loss, make a
backup copy of all the data that you want to keep.
To create a recovery USB drive, do the following:
Note: Ensure that your computer is connected to ac power during the following process.
1. Connect a proper USB drive (at least 16 GB of storage).
2. Type
recovery
in the search box on the taskbar. Then tap Create a recovery drive .
3. Tap Yes in the User Account Control window to allow the Recovery Media Creator app to start.
4. In the Recovery Drive window, follow the on-screen instructions to create a recovery USB drive.
Using the recovery USB drive
If you cannot start your computer, use the recovery USB drive to recover your computer.
To use a recovery USB drive, do the following:
1. Ensure that your computer is connected to ac power during the following process.
2. Connect the recovery USB drive to the computer.
3. Restart the computer. When the logo screen is displayed, tap the prompt to display the Startup Interrupt
Menu window. In the Startup Interrupt Menu window, tap F12 .
4. Select the recovery USB drive as the boot device in the Boot Menu window. Then, follow the on-screen
instructions to complete the process.
Lenovo factory recovery USB key
Lenovo factory recovery USB key enables you to reset your computer to the factory default settings.
To obtain a Lenovo factory recovery USB key, contact Lenovo Customer Support Center. Shipping and
handling fees apply. Telephone numbers for the Lenovo Support Center are available at:
https://pcsupport.lenovo.com/supportphonelist
Note: The Lenovo factory recovery USB key might not support certain operating systems. Contact Lenovo
Customer Support Center for more information.
To use the Lenovo factory recovery USB key, do the following:
Note: Ensure that your computer is connected to ac power during the following process.
1. Turn off the computer, wait for about five seconds, and then connect the Lenovo factory recovery USB
key to your computer.
2. Restart the computer. When the logo screen is displayed, tap the prompt to display the Startup Interrupt
Menu window. In the Startup Interrupt Menu window, tap F1 to enter the UEFI BIOS menu.
3. Tap Startup . On the Boot submenu, drag USB CD/DVD or USB HDD to the top to make it the first
startup device.
4. Tap Save , and then tap Yes to save your configuration.
5. Tap Restart and follow the on-screen instructions to restart the computer. After the computer restarts,
the recovery app runs automatically.
6. Follow the on-screen instructions to reset your computer to the factory default settings.
Using passwords
You can set a supervisor password to prevent your computer from unauthorized use.
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Hardware Maintenance Manual