Operation Manual
Table Of Contents
- Important safety information
- Read this first
- Important information about using your computer
- Conditions that require immediate action
- Service and upgrades
- Power cords and power adapters
- Extension cords and related devices
- Plugs and outlets
- Power supply statement
- External devices
- General battery notice
- Notice for built-in rechargeable battery
- Notice for non-rechargeable coin-cell battery
- Heat and product ventilation
- Electrical current safety information
- Liquid crystal display (LCD) notice
- Using headphones or earphones
- Choking hazard notice
- Plastic bag notice
- Glass parts notice
- Chapter 1. Product overview
- Chapter 2. Using your computer
- Registering your computer
- Frequently asked questions
- Operating modes
- Using the multi-touch screen
- Using the special keys
- Using the ThinkPad pointing device
- Power management
- Cabled Ethernet connections
- Wireless connections
- Using audio features
- Using the cameras
- Using a media card
- Using an external display
- Traveling with your computer
- Chapter 3. Enhancing your computer
- Chapter 4. Accessibility, ergonomic, and maintenance information
- Chapter 5. Security
- Chapter 6. Advanced configuration
- Chapter 7. Troubleshooting computer problems
- General tips for preventing problems
- Diagnosing problems with Lenovo Companion
- Troubleshooting
- Computer stops responding
- Spills on the keyboard
- Error messages
- Beep errors
- Memory module problems
- Ethernet problems
- Wireless-LAN problem
- Bluetooth problem
- ThinkPad pointing device problems
- Keyboard problems
- Computer screen problems
- External monitor problems
- Audio problems
- Fingerprint reader problems
- Battery problems
- ac power adapter problem
- Power problems
- Power button problem
- Boot problems
- Sleep and hibernation problems
- Solid-state drive problem
- ThinkPad Pen Pro problem
- Software problem
- USB problem
- Chapter 8. Recovery information
- Chapter 9. Replacing devices
- Chapter 10. Getting support
- Appendix A. Supplemental information about the Ubuntu operating system
- Appendix B. Regulatory information
- Certification-related information
- Wireless-related information
- TCO certification
- Export classification notice
- Electronic emission notices
- Federal Communications Commission Declaration of Conformity
- Industry Canada Class B emission compliance statement
- European Union conformity
- German Class B compliance statement
- Japan VCCI Class B compliance statement
- Japan compliance statement for products which connect to the power mains with rated current less than or equal to 20 A per phase
- Japan notice for ac power cord
- Lenovo product service information for Taiwan
- Eurasian compliance mark
- Brazil audio notice
- Appendix C. WEEE and recycling statements
- Appendix D. Restriction of Hazardous Substances (RoHS) Directive
- Appendix E. ENERGY STAR model information
- Appendix F. Notices
- Appendix G. Trademarks
Security menu
Note: The BIOS menu items might change without notice. Depending on the model, the default value might
vary.
Password
• Supervisor Password
Values: Disabled, Enabled
Descriptions: Set a supervisor password to prevent unauthorized users from changing the startup
sequence, network-related settings, and system date and time. For more information, see “Passwords
introduction” on page 49.
• Lock UEFI BIOS Settings
Values: Disabled, Enabled
Descriptions: Enable this option to prevent unauthorized users from changing any settings in ThinkPad
Setup. To use this function, a supervisor password is required.
• Password at Unattended Boot
Values: Disabled, Enabled
Descriptions: When this option is enabled, a password prompt is displayed when the computer is turned
on by an unattended event such as a Wake on LAN attempt. To prevent unauthorized access, set the user
authentication on the operating system.
• Password at Restart
Values: Disabled, Enabled
Descriptions: When this option is enabled, a password prompt is displayed when you restart the
computer. To prevent unauthorized access, set the user authentication on the operating system.
• Password at Boot Device List
Values: Disabled, Enabled
Descriptions: If you enable this option, the supervisor password is required when you try to enter the Boot
menu by repeatedly pressing F12. To use this function, a supervisor password must be set.
• Password Count Exceeded Error
Values: Disabled, Enabled
Descriptions: Enable this option to display the POST 0199 error message when you enter a wrong
supervisor password more than three times.
• Set Minimum Length
Values: Disabled, x characters (4 ≤ x ≤ 12)
Descriptions: Specify a minimum length for power-on passwords and hard disk passwords. If a supervisor
password is set, you cannot change the minimum length until you log in as a supervisor.
• Power-On Password
Values: Disabled, Enabled
Descriptions: Set a power-on password to protect the computer from unauthorized access. For more
information, see “Passwords introduction” on page 49.
Security Chip
• Security Chip Type
Values: TPM 2.0
Descriptions: You can use a discrete TPM chip with TPM 2.0 mode.
• Security Chip (for TPM 2.0)
Chapter 6. Advanced configuration 63