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
• Preinstalled operating system license
• UEFI Secure Boot
• OA3 ID
• OA2
Config menu
Note: The BIOS menu items might change without notice. Depending on the model, the default value might
vary.
Network
• Wake On LAN
Values: Disabled, AC only, AC and Battery
Description: The network administrator can turn on a computer from a management console by using the
Wake on LAN feature. If you select AC Only, the Wake on LAN feature is enabled only when the ac power
adapter is attached. If you select AC and Battery, the Wake on LAN feature is enabled with any power
sources.
Notes:
– The magic packet type Wake on LAN requires that the ac power is attached.
– The Wake on LAN feature does not work when the hard disk password is set.
• Wake On LAN from Dock
Values: Disabled, Enabled
Description: Enable or disable Wake On LAN from Dock function works only when ThinkPad USB-C Dock
is attached. Note that Wake On LAN from Dock function does not work if Hard Disk Password is set.
• Ethernet LAN Option ROM
Values: Disabled, Enabled
Description: The Ethernet LAN Option ROM enables the startup from an integrated network device. This
menu is displayed only in Legacy Only boot mode or Both boot mode with Legacy first.
• UEFI IPv4 Network Stack
Values: Disabled, Enabled
Description: Enable or disable Internet Protocol Version 4 (IPv4) network stack for UEFI environment. This
menu is displayed only in UEFI Only boot mode or Both boot mode with UEFI first.
• UEFI IPv6 Network Stack
Values: Disabled, Enabled
Description: Enable or disable Internet Protocol Version 6 (IPv6) network stack for UEFI environment. This
menu is displayed only in UEFI Only boot mode or Both boot mode with UEFI first.
• UEFI PXE Boot Priority
Values: IPv6 First, IPv4 First
Description: Select network stack priority for UEFI PXE boot. This menu is displayed only in UEFI Only
boot mode or Both boot mode with UEFI first, when IPv6 and IPv4 stacks are both enabled.
• Wireless Auto Disconnection
Values: Disabled, Enabled
Description: Enable or disable the wireless automatic disconnection function. This is selectable only when
an Ethernet cable is connected to the Ethernet connector on your computer. If you select Enabled,
Wireless LAN signals are automatically turned off whenever an Ethernet cable is connected.
Chapter 6. Advanced configuration 59