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Lenovo Manuals
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21HD
User manual
Lenovo 21HD User Manual
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Contents
Table of Contents
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Table of Contents
Table of Contents
About this Documentation
Chapter 1. Meet Your Computer
Front View
Rear View
Side View
Bottom View
USB Connectors
Chapter 2. Get Started with Your Computer
Get Started with Your Desktop
Manage Networks
Connect to Wi-Fi Networks
Connect to a Cellular Network (for Selected Models)
Airplane Mode
Interact with Your Computer
Use the Camera
Use the Keyboard Shortcuts
Use the Trackpoint Pointing Device
Use the Trackpad
Use the Multi-Touch Screen (for Selected Models)
Connect to an External Display
Chapter 3. Explore Your Computer
Use the Intelligent Cooling Feature
Use the P-To-P 2.0 Charging Function
Set the Power Plan
Connect to a Bluetooth-Enabled Device
Enabling Nvidia Proprietary Drivers in Fedora (for Selected Models)
Accessories
Purchase Options
Chapter 4. Secure Your Computer and Information
Lock the Computer
Use the Fingerprint Reader (for Selected Models)
Use Passwords
Password Types
Set, Change, and Remove a Password
Use Power Loss Protection Function (for Selected Models)
Chapter 5. Configure Advanced Settings
Uefi Bios
What Is UEFI BIOS
Enter the UEFI BIOS Menu
Navigate in the UEFI BIOS Interface
Change the Startup Sequence
Detect Memory Retraining (for Intel Models Only)
Set the System Date and Time
Recover the UEFI BIOS
Update UEFI BIOS
Chapter 6. CRU Replacement
CRU List
Disable the Built-In Battery
Replace a CRU
Base Cover Assembly
Keyboard
Wireless WAN Card and Wireless-WAN-Card Bracket (for Selected Models)
Memory Module (for Intel Models Only)
Solid-State Drive and M.2 Solid-State Drive Bracket (for Intel Models Only)
Solid-State Drive and M.2 Solid-State Drive Bracket (for AMD Models Only)
Chapter 7. Help and Support
Frequently Asked Questions
Error Messages
Beep Errors
Self-Help Resources
Call Lenovo
Before You Contact Lenovo
Lenovo Customer Support Center
Purchase Additional Services
Appendix A. Compliance Information
Certification-Related Information
Operating Environment
Appendix B. Notices and Trademarks
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ThinkPad T14 Gen 4/ThinkPad P14s Gen 4/
ThinkPad T16 Gen 2/ThinkPad P16s Gen 2
User Guide
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This manual is also suitable for:
Thinkpad p14s gen 4
Thinkpad t16 gen 2
Thinkpad p16s gen 2
Thinkpad t14 gen 4
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