User Guide
Table Of Contents
- Discover your Lenovo computer
- Chapter 1. Meet your computer
- Chapter 2. Get started with your computer
- Chapter 3. Explore your computer
- Chapter 4. Secure your computer and information
- Chapter 5. UEFI BIOS
- What is UEFI BIOS
- Enter the BIOS menu
- Navigate in the BIOS interface
- Change the display language of UEFI BIOS
- Change the display mode of UEFI BIOS (for selected models)
- Set the system date and time
- Change the boot priority order
- Enable or disable the configuration change detection feature
- Enable or disable the automatic power-on feature
- Enable or disable the smart power-on feature (for selected models)
- Enable or disable front and rear USB ports
- Change the ITS performance mode
- Change BIOS settings before installing a new operating system
- Update UEFI BIOS
- Recover from a BIOS update failure
- Clear CMOS
- Chapter 6. RAID
- Chapter 7. Diagnostics
- Chapter 8. CRU replacement
- Chapter 9. Help and support
- Appendix A. System memory speed
- Appendix B. Compliance information
- Appendix C. Notices and trademarks
• “Front bezel” on page 31
• “Drive bay assembly” on page 33
2. Disconnect the power supply assembly cables from the system board.
Removal steps
M.2 solid-state drive
Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
The heat sink might be very hot. Before you open the computer cover, turn off the computer and wait several
minutes until the computer is cool.
Attention: The internal storage drive is sensitive. Inappropriate handling might cause damage and
permanent loss of data. When handling the internal storage drive, observe the following guidelines:
• Replace the internal storage drive only for upgrade or repair. The internal storage drive is not designed for
frequent changes or replacement.
• Before replacing the internal storage drive, make a backup copy of all the data that you want to keep.
• Do not touch the contact edge of the internal storage drive. Otherwise, the internal storage drive might get
damaged.
• Do not apply pressure to the internal storage drive.
• Do not make the internal storage drive subject to physical shocks or vibration. Put the internal storage
drive on a soft material, such as cloth, to absorb physical shocks.
It is recommended that you install the M.2 solid-state drive according to the slot location.
Chapter 8. CRU replacement 39