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Lenovo 20QT Manuals
Manuals and User Guides for Lenovo 20QT. We have
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Lenovo 20QT manuals available for free PDF download: Hardware Maintenance Manual, User Manual
Lenovo 20QT Hardware Maintenance Manual (115 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 40.23 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
7
Safety Inspection Guide
8
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Chapter 2. Important Service Information
27
Strategy for Replacing Frus
27
Strategy for Replacing an M.2 Solid-State Drive
27
Important Notice for Replacing a System Board
28
How to Use Error Message
28
Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
28
Product Definition
28
FRU Identification
28
Chapter 3. General Checkout
31
What to Do First
31
Checkout Guide
32
Diagnosing Problems
32
Quick Test Programs
33
UEFI Diagnostic Program
33
Bootable Diagnostic Programs
33
Power System Checkout
34
Checking the Ac Power Adapter
34
Checking the Battery and Operational Charging
35
Checking the Coin-Cell Battery
35
Chapter 4. Related Service Information
37
Recovery Information
37
Recovery Information for the Windows 10 Operating System
37
Passwords
39
Power-On Password
39
Hard Disk Password
39
Supervisor Password
39
System Management Password
40
How to Remove the Power-On Password
40
How to Remove the Hard Disk Password
41
How to Remove the System Management Password
41
Power Management
42
Sleep Mode
42
Hibernation Mode
42
Symptom-To-FRU Index
43
Numeric Error Codes
44
Error Messages
45
Beep Errors
45
LCD-Related Symptoms
47
Intermittent Problems
47
Undetermined Problems
48
Chapter 5. Special Keys
49
Chapter 6. Locations
51
Computer Controls, Connectors, and Indicators
51
Front
51
Base
52
Left
53
Right
53
Bottom
54
Locating Frus and Crus
54
Major Frus
55
LCD Frus
57
Miscellaneous Parts and Other Frus
60
Connector and Cable Guide
60
Looking up FRU Information
62
Chapter 7. FRU Replacement Notices
63
Service Tool Kit
63
Screw Notices
63
Retaining Serial Numbers
64
Restoring the Serial Number of the System Unit
64
Retaining the UUID
65
Reading or Writing the ECA Information
66
Chapter 8. Removing or Replacing a FRU
67
General Guidelines
67
Before Servicing the Computer
68
Removing External Devices
68
Disabling the Built-In Battery
68
Removing the Media Card
68
Removing a Major FRU
68
1010 Base Cover Assembly
69
1020 M.2 Solid-State Drive
70
1030 Wireless-LAN Card
71
1040 Memory Module
72
1050 Built-In Battery
73
1060 Thermal Fan Assembly
75
1070 Speaker Assembly
77
1080 Coin-Cell Battery
78
1090 Trackpad Assembly
78
1100 Smart Card Cable and Smart Card Reader
79
1110 DC-In Bracket and DC-In Cable
80
1120 Keyboard Subcard and Keyboard-Subcard Cable
81
1130 System Board Assembly and Side USB Connectors
83
1140 Fingerprint Reader Assembly and Fingerprint Reader Bracket
86
1150 LCD Unit
87
1160 Keyboard Assembly
89
Removing an LCD FRU for Models Without a Touch Panel
90
2010 LCD-Bezel Frame, Strip Cover, and Thinkshutter
90
2020 Hinges
91
2030 LCD Panel Assembly and LCD Cable
92
2040 Camera Card
95
2050 LED Cable
97
2060 WLAN Antenna Kit and LCD Rear Cover Assembly
99
Removing an LCD FRU for Models with Touch Panel
101
3010 Strip Cover
101
3020 LCD Panel Assembly and LCD Cable
102
3030 Hinges
105
3040 Infrared Camera Card and Thinkshutter
106
3050 Infrared LED Cable
107
3060 WLAN Antenna Kit and LCD Rear Cover Assembly
109
Appendix A. Notices
111
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Lenovo 20QT User Manual (106 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 5.69 MB
Table of Contents
Table of Contents
3
About this Documentation
5
Chapter 1. Meet Your Computer
7
Front
7
Base
9
Left
10
Right
12
Bottom
13
Features and Specifications
14
Statement on USB Transfer Rate
15
Chapter 2. Get Started with Your Computer
17
Get Started with Windows 10
17
Windows Account
17
Windows User Interface
18
Windows Label
19
Connect to Networks
19
Connect to the Wired Ethernet
19
Connect to Wi-Fi Networks
19
Use Lenovo Vantage
20
Interact with Your Computer
21
Use the Keyboard Shortcuts
22
Use the Trackpoint Pointing Device
23
Use the Trackpad
25
Use the Multi-Touch Screen
27
Use the Intelligent Cooling Feature
29
Use Multimedia
29
Use Audio
29
Use the Camera
29
Connect to an External Display
30
Use Lenovo Pen Pro
31
Chapter 3. Explore Your Computer
35
Manage Power
35
Check the Battery Status
35
Charge the Battery
35
Check the Battery Temperature
35
Maximize the Battery Life
35
Set Power Button Behaviors
35
Set the Power Plan
36
Transfer Data
36
Connect to a Bluetooth-Enabled Device
36
Use a Media Card or Smart Card
36
Airplane Mode
37
Use the Factory Color Calibration Feature (for Selected Models)
37
Purchase Options
38
Chapter 4. Secure Your Computer and Information
39
Lock the Computer
39
Use Passwords
39
Password Types
39
Set, Change, and Remove a Password
41
Use Power Loss Protection Function (for Selected Models)
42
Use the Fingerprint Reader
42
Use Face Authentication (for Selected Models)
43
Use Firewalls and Antivirus Programs
43
Chapter 5. Configure Advanced Settings
45
Uefi Bios
45
What Is UEFI BIOS
45
Enter the UEFI BIOS Menu
45
Navigate in the UEFI BIOS Interface
45
Change the Startup Sequence
45
Set the System Date and Time
46
Update UEFI BIOS
46
Raid
46
What Is RAID
46
Storage Drive Requirements for RAID Levels
46
Enter the Intel RST Configuration Utility
47
Create RAID Volumes
47
Delete RAID Volumes
48
Reset Storage Drives to Non-RAID
48
Rebuild RAID 1 Volumes
48
Recovery Information
49
Restore System Files and Settings to an Earlier Point
49
Restore Your Files from a Backup
49
Reset Your Computer
49
Use Advanced Options
49
Windows Automatic Recovery
49
Create and Use a Recovery USB Device
50
Install Windows 10 and Drivers
50
Chapter 6. CRU Replacement
53
What Are Crus
53
Disable Fast Startup and the Built-In Battery
53
Replace a CRU
54
Base Cover Assembly
54
Memory Module
55
M.2 Solid-State Drive
57
Speaker Assembly
59
Coin-Cell Battery
60
Chapter 7. Help and Support
63
Frequently Asked Questions
63
Error Messages
64
Beep Errors
65
Self-Help Resources
66
Call Lenovo
67
Before You Contact Lenovo
67
Lenovo Customer Support Center
67
Purchase Additional Services
68
Appendix A. Important Safety Information
69
Appendix B. Accessibility and Ergonomic Information
83
Appendix C. Supplemental Information about the Ubuntu Operating System
87
Appendix D. Compliance Information
89
Appendix E. Notices and Trademarks
103
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