How To Remove The Power-On Password; How To Remove The Nvme Password; How To Remove The System Management Password - Lenovo ThinkPad X13 Yoga Gen 4 Hardware Maintenance Manual
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Also See for ThinkPad X13 Yoga Gen 4:
- User manual (74 pages) ,
- Quick start manual (12 pages) ,
- Manual (10 pages)
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password and the power-on password, the system management password overrides the power-on
password.
How to remove the power-on password
To remove the power-on password, do one of the following:
If no supervisor password has been set, do the following to remove the power-on password:
1. Turn off the computer.
2. Remove the battery. For instructions on how to remove the battery, see "1070 Built-in battery" on page
76.
3. Remove the coin-cell battery. For instructions on how to remove the coin-cell battery, see "1100 Coin-
cell battery" on page 79.
4. Turn on the computer and wait until the POST ends. After the POST ends, the password prompt will not
be displayed. The power-on password has been removed.
5. Reinstall the coin-cell battery and the battery.
If a supervisor password has been set and is known to the service technician, do the following to remove the
power-on password:
1. Turn on the computer.
2. When the ThinkPad logo is displayed, immediately press F1.
3. Type the supervisor password to enter the UEFI BIOS menu.
4. Select Security.
5. Select Password.
6. Select Power-On Password.
7. Type the current supervisor password in the Enter Current Password field. Then, leave the Enter New
Password field blank, and press Enter twice.
8. In the Changes have been saved window, press Enter.
9. Press F10 to save changes and exit.
How to remove the NVMe password
If you forget your NVMe password (Single password) or both user and admin NVMe passwords (Dual
password), Lenovo cannot reset your passwords or recover data from the storage drive. You can contact a
Lenovo authorized service provider to have the storage drive replaced. A fee will be charged for parts and
service. If the storage drive is a CRU (Customer Replaceable Unit), you can also contact Lenovo to purchase
a new storage drive to replace the old one by yourself. To check whether the storage drive is a CRU and the
relevant replacement procedure, see "Major FRUs and CRUs" on page 47.
How to remove the system management password
To remove a system management password, do the following:
If no supervisor password has been set, do the following to remove the system management password:
1. Turn off the computer and disconnect ac power.
2. Disable the built-in battery. See "Disabling the built-in battery" on page 67.
3. Remove the base cover assembly. See "1020 Base cover assembly" on page 69.
4. Remove the built-in battery. See "1070 Built-in battery" on page 76.
5. Remove the coin-cell battery. See "1100 Coin-cell battery" on page 79.
6. Reinstall the coin-cell battery.
.
Chapter 4
Related service information
29
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