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
Removal steps
Note: After installing a new coin-cell battery, reset the system date and time in the UEFI BIOS menu.
E-lock
Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
For access, do the following:
1. Remove these parts in order, if any:
• “Computer cover” on page 30
• “PCI-Express card” on page 43
2. Disconnect the E-lock cable from the system board.
Note: To remove the screws, you need a special tool (T15 star wrench).
Removal steps
Chapter 8. CRU replacement 45