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Lenovo 21R3 Manuals
Manuals and User Guides for Lenovo 21R3. We have
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Lenovo 21R3 manuals available for free PDF download: User Manual
Lenovo 21R3 User Manual (118 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 24 MB
Table of Contents
Table of Contents
3
Discover Your Lenovo Notebook
7
Chapter 1. Meet Your Computer
9
Front View
9
Side View
12
Bottom View
13
Features and Specifications
15
USB Specifications
15
Chapter 2. Get Started with Your Computer
17
Set up Your Computer
17
Turn on the Computer
17
Complete the Operating System Setup
18
Access Networks
18
Connect to Wi-Fi Networks
18
Connect to a Cellular Network (for Selected Models)
18
Connect to the Wired Ethernet
19
Turn on Airplane Mode
19
Interact with Your Computer
20
Use the Keyboard Shortcuts
20
Use the Trackpoint Pointing Device
21
Use the Trackpad
22
Use the Touch Screen (for Selected Models)
26
Connect to an External Display
28
Connect to a Wired Display
28
Connect to a Wireless Display
29
Change Display Settings
29
Get to Know Convertible Multi-Modes
30
T14S 2-In-1 Gen 1 Only)
30
Use Lenovo Yoga Pen (for Selected Thinkpad T14S 2-In-1 Gen 1 Models)
31
Chapter 3. Explore Your Computer
35
Lenovo Apps
35
Lenovo Commercial Vantage
35
Lenovo AI Now (for Selected Models)
35
Lenovo View (for Selected Models)
36
Trackpoint Quick Menu
38
Copilot in Windows
40
Color Calibration (for Selected Models)
40
Intelligent Cooling
40
Switch Among Modes
41
Intelligent Cooling Boost (for AMD Models Only)
41
Cool and Quiet on Lap
41
Manage Power
41
Check the Battery Status
41
Charge the Computer with Ac Power
42
Maximize the Life of the Battery
42
Charge Your Computer with P-To-P 2.0 Charging Function
42
Change the Power Settings
43
Transfer Data
43
Connect to a Bluetooth Device
43
Set up an NFC Connection
44
Use a Smart Card
44
Chapter 4. Secure Your Computer and Information
47
Lock the Computer
47
Log in with Fingerprint Recognition (for Selected Models)
47
Log in with Facial Recognition (for Selected Models)
48
Presence Sensing (for Selected Models)
48
Change the Settings
49
Use the Eprivacy Screen (for Selected Models)
49
Use the Password Privacy Function
49
Protect Data against Power Loss
49
USB-C Restricted Mode (for Selected Models)
50
UEFI BIOS Passwords
50
Password Types
50
Power-On Password
50
Supervisor Password
51
Set, Change, or Remove a Password
52
Associate Your Fingerprints with Passwords (for Selected Models)
53
FIDO (Fast Identity Online) Authentication
53
Register FIDO2 USB Device in Thinkshield Passwordless Power-On Device Manager
53
Log in to the System with Passwordless Power-On Authentication
54
Chapter 5. Configure Advanced Settings
55
Uefi Bios
55
Enter the UEFI BIOS Menu
55
Navigate the UEFI BIOS Menu
55
Customize BIOS Defaults
55
Detect Memory Retraining (for Intel Models Only)
56
Chapter 6. Frequently Asked Questions
57
Camera Problems
57
Audio Problems
57
Mouse Problems
58
Keyboard Problems
59
My Keyboard Does Not Work
59
My Keyboard Backlight Does Not Work
60
Battery Problems
60
My Computer Battery Discharges Quickly
60
My Computer Battery Icon Disappears
61
My Computer Battery Is Not Recognized
61
Display Problems
61
Blue Screen
61
Black Screen
62
Screen Flickering
62
The External Display Does Not Work
63
The Display Remains DIM
63
Fingerprint Reader Problems
64
Fingerprint Recognition Cannot be Set up
64
Fingerprint Recognition Error
65
Fingerprint Enrollment Error
66
Touchpad or Trackpad Problems
66
My Touchpad or Trackpad Does Not Respond
66
My Touchpad or Trackpad Responds Slowly
67
Touch Screen Problems
67
Fan Problems
68
Loud Fan Noise
68
Computer Overheating
68
Docking Station Problems
69
Poor Docking Station Connection
69
My Docking Station Is Well Connected but Does Not Work
69
Hinge Problems
70
My Computer Hinges Lose Torque
70
My Computer Cannot be Opened or Closed
70
Pen Problems
70
USB Problems
71
My USB Connector Does Not Work
71
Recover Data from a USB Drive
71
Create a Recovery Drive
72
Copilot Key Problems
72
Bluetooth Connection Problems
73
Network Connection Problems
74
Power Charging Problems
75
My Computer Is Not Charged When Connected to Ac Power
75
My Built-In Battery Cannot be Charged
76
My Built-In Battery Is Not Fully Charged
76
Startup Problems
77
My Computer Does Not Start up
77
Windows Login Error
77
Blue Screen During the Startup
77
Performance Problems
78
My Computer Does Not Work
78
My Computer Responds Slowly
78
Password Problems
79
Change My Windows Password
79
Reset My Windows Password
79
Retrieve My Bitlocker Recovery Key in Windows
80
OS Problems
80
Install the Windows Operating System
80
Windows Operating System Installation Error
81
Upgrade My Windows Operating System
82
Windows Operating System Upgrading Error
82
Recover Windows Operating System
83
Windows Operating System Recovery Error
84
Driver Problems
84
Update or Install the Latest Device Driver
84
Driver Installation Error
85
UEFI BIOS Problems
86
Update the UEFI BIOS
86
Recover the UEFI BIOS
87
Reset System to Factory Defaults
87
Self-Help Resource
87
Chapter 7. Diagnose and Troubleshoot Your Computer
91
Error Messages
91
Battery-Charge LED Indicator Diagnosis
91
Diagnostic Tools
93
Troubleshoot and Diagnose at Lenovo Support Web Site
94
Hardware Scan
94
UEFI Diagnostics Tool
95
Lenovo Memory Self Repair (for Intel Models Only)
95
Windows Label
96
Call Lenovo
96
Before You Contact Lenovo
96
Find Your Service QR Code and Serial Number
97
Lenovo Customer Support Center
97
Chapter 8. CRU Replacement
99
CRU List
99
Before You Replace any CRU
99
Disable Fast Startup
100
Disable the Built-In Battery
100
Replace a CRU
100
Base Cover Assembly
100
M.2 Solid-State Drive and M.2 Solid-State Drive Bracket
102
Wireless WAN Module and Wireless WAN Module Bracket (for Selected Models)
103
Built-In Battery
104
Appendix A. Compliance Information
107
Certification-Related Information
107
Operating Environment
109
Appendix B. Accessibility Features
111
Appendix C. Notice for USB Connector Name Update
115
Appendix D. Notices and Trademarks
117
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Lenovo 21R3 User Manual (64 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 20 MB
Table of Contents
Table of Contents
3
About this Documentation
5
Chapter 1. Meet Your Computer
7
Front View
7
Side View
10
Bottom
11
USB Specifications
13
Chapter 2. Get Started with Your Computer
15
Get Started with Your Desktop
15
Launch an App
15
Launch Settings
15
Get Support
15
Manage Networks
15
Connect to Wi-Fi Networks
16
Connect to a Cellular Network (for Selected Models)
16
Airplane Mode
17
Interact with Your Computer
17
Use the Camera
17
Use the Keyboard Shortcuts
17
Use the Trackpoint Pointing Device
18
Use the Trackpad
19
Use the Touch Gestures
19
Use the Multi-Touch Screen (for Selected Models)
20
Connect to an External Display
22
Change Display Settings
22
Get to Know Convertible Multi-Modes (for Thinkpad T14S 2-In-1 Gen 1 Only)
23
Use Lenovo Yoga Pen (for Selected Thinkpad T14S 2-In-1 Gen 1 Models)
24
Chapter 3. Explore Your Computer
29
Use the Intelligent Cooling Feature
29
Use the P-To-P 2.0 Charging Function
29
Set the Power Plan
30
Connect to a Bluetooth-Enabled Device
30
Enabling Nvidia Proprietary Drivers in Fedora (for Selected Models)
30
Chapter 4. Secure Your Computer and Information
31
Lock the Computer
31
Use the Fingerprint Reader (for Selected Models)
31
Use Passwords
32
Password Types
32
Power-On Password
32
Set, Change, or Remove a Password
33
Use Power Loss Protection Function (for Selected Models)
34
USB-C Restricted Mode (for Intel Models Only)
34
Chapter 5. Configure Advanced Settings
37
Uefi Bios
37
What Is UEFI BIOS
37
Enter the UEFI BIOS Menu
37
Navigate in the UEFI BIOS Interface
37
Change the Startup Sequence
37
Detect Memory Retraining (for Intel Models Only)
38
Set the System Date and Time
38
Recover the UEFI BIOS
38
Update UEFI BIOS
38
Chapter 6. CRU Replacement
41
CRU List
41
Before You Replace any CRU
41
Disable Fast Startup
42
Disable the Built-In Battery
42
Replace a CRU
42
Base Cover Assembly
42
M.2 Solid-State Drive and M.2 Solid-State Drive Bracket
44
Wireless WAN Module and Wireless WAN Module Bracket (for Selected Models)
45
Built-In Battery
46
Chapter 7. Help and Support
49
Frequently Asked Questions
49
Error Messages
50
Self-Help Resources
51
Access Product Documentation
51
Visit the Lenovo Support Web Site
51
Access the Lenovo Limited Warranty
51
Access Linux Distributions
51
Get Support Information
51
Access Open-Source Information
52
Call Lenovo
52
Before You Contact Lenovo
52
Lenovo Customer Support Center
53
Purchase Additional Services
54
Appendix A. Compliance Information
55
Certification-Related Information
55
Operating Environment
57
Appendix B. Accessibility Features
59
Appendix C. Notices and Trademarks
61
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