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Lenovo 21ED User Manual
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Intel
models
USB-C
®
(Thunderbolt
™
4)
power
connector
Always
on USB
3.2 connector
Gen
1
HDMI
™
connector
Audio
connector
Security-lock slot
Ethernet
connector
(for selected
models)
USB 2.0
connector
ThinkPad
Integrated
Earbuds (for
selected
models of
E15 Gen
4)
*for
selected
models
4
E14 Gen
4 / E15
Gen 4User Guide
9
11
Table of Contents
default chapter
3
Table of Contents
3
About this Documentation
5
Chapter 1. Meet Your Computer
7
Front View
7
Side View
10
USB Connectors
12
Chapter 2. Get Started with Your Computer
15
Get Started with Your Desktop
15
Manage Networks
15
Connect to Wi-Fi Networks
15
Airplane Mode
16
Interact with Your Computer
16
Use the Camera
16
Use the Keyboard Shortcuts
16
Use the Trackpoint Pointing Device
17
Use the Trackpad
19
Connect to an External Display
20
Chapter 3. Explore Your Computer
21
Use the Intelligent Cooling Feature
21
Use the P-To-P 2.0 Charging Function
21
Set the Power Plan
21
Connect to a Bluetooth-Enabled Device
22
Enabling Nvidia Proprietary Drivers in Fedora (for Selected Models)
22
Accessories
22
Purchase Options
23
Chapter 4. Secure Your Computer and Information
25
Lock the Computer
25
Use the Fingerprint Reader (for Selected Models)
25
Use Passwords
26
Password Types
26
Set, Change, and Remove a Password
27
Use Power Loss Protection Function (for Selected Models)
28
Chapter 5. Configure Advanced Settings
29
Uefi Bios
29
What Is UEFI BIOS
29
Enter the UEFI BIOS Menu
29
Navigate in the UEFI BIOS Interface
29
Change the Startup Sequence
29
Set the System Date and Time
30
Update UEFI BIOS
30
Chapter 6. CRU Replacement
31
CRU List
31
Disable Fast Startup and the Built-In Battery
31
Replace a CRU
32
Base Cover Assembly
32
Discrete Memory Module (for Selected Models)
33
Certification-Related Information
35
Chapter 7. Help and Support
37
Frequently Asked Questions
37
Error Messages
38
Beep Errors
39
Self-Help Resources
40
Call Lenovo
41
Before You Contact Lenovo
41
Lenovo Customer Support Center
42
Purchase Additional Services
43
Appendix A. Compliance Information
45
Appendix B. Notices and Trademarks
49
4
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Lenovo 21ED Specifications
General
Brand
Lenovo
Model
21ED
Category
Laptop
Language
English
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