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
Description: Temporary disable battery for servicing the system. After selecting this item, the system will
be automatically powered off, then ready to be serviced.
Note: The battery will be automatically enabled when the ac power adapter is reconnected.
Beep and Alarm
• Password Beep
Values: Disabled, Enabled
Description: Enable or disable a beep when the computer is waiting for a power-on, hard disk, or
supervisor password. Different beeps remind you that the password you entered is right or wrong.
• Keyboard Beep
Values: Enabled, Disabled
Description: Enable or disable a beep when unmanageable key combinations are pressed.
Intel AMT
• Intel (R) AMT Control
Values: Disabled, Enabled, Permanently Disabled
Description: If you select Enabled, Intel AMT (Active Management Technology) is configured and
additional setup items are provided in MEBx (Management Engine BIOS Extension) Setup. If you select
Permanently Disabled, you can never enable it again. Be cautious when you make the selection.
Note: You can enter the MEBx Setup menu by pressing Ctrl+P in the Startup Interrupt Menu window. To
display the Startup Interrupt Menu window, press Enter during the power-on self-test (POST).
• USB Key Provisioning
Values: Disabled, Enabled, Permanently Disabled
Description: This option enables or disables USB key provisioning.
• CIRA Timeout
Values: 0–255
Description: Set the timeout option for the CIRA connection to be established. Selectable values are from
0 to 255. If you select 0, use 60 seconds as the default timeout value. If you select 255, the waiting time for
establishing a connection is unlimited.
Note: The default value is 60 seconds.
• Console Type
Values: VT100, VT100+, VT-UTF8, PC ANSI
Description: Select the console type for AMT. This console type must match the Intel AMT remote
console.
Date/Time menu
Note: The BIOS menu items might change without notice. Depending on the model, the default value might
vary.
• System Date
Descriptions: Set or change the date of the system.
• System Time
Descriptions: Set or change the time of the system.
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L380, L380 Yoga, S2 3rd Gen, and S2 Yoga 3rd Gen User Guide