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20YG00CAIX
Lenovo 20YG00CAIX Manuals
Manuals and User Guides for Lenovo 20YG00CAIX. We have
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Lenovo 20YG00CAIX manual available for free PDF download: Hardware Maintenance Manual
Lenovo 20YG00CAIX Hardware Maintenance Manual (118 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 41.7 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 a 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 Model, 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 Built-In Battery and Operational Charging
35
Checking the Coin-Cell Battery
35
Chapter 4. Related Service Information
37
Reset or Restore Windows
37
Passwords
37
Power-On Password
37
Nvme Password
37
Supervisor Password
38
System Management Password
38
How to Remove the Power-On Password
39
How to Remove the Nvme Password
39
How to Remove the System Management Password
39
Power Management
40
Sleep Mode
40
Hibernation Mode
41
Symptom-To-FRU Index
41
Numeric Error Codes
42
Error Messages
43
Beep Errors
43
Beep Symptoms
45
LCD-Related Symptoms
45
Intermittent Problems
46
Undetermined Problems
46
Chapter 5. Special Keys
49
Chapter 6. Locations
51
Locating Computer Controls, Connectors, and Indicators
51
Front View
51
Side View
54
Locating Frus and Crus
54
Major Frus
55
LCD Frus
60
Miscellaneous Parts
61
Connector and Cable Guide
62
Looking up FRU Information
65
Chapter 7. FRU Replacement Notices
67
Service Tool Kit
67
Screw Notices
67
Retaining Serial Numbers
68
Restoring the Serial Number of the System Unit
68
Retaining the UUID
69
Chapter 8. Removing or Replacing a FRU
71
General Guidelines
71
Before Servicing the Computer
72
Disabling the Built-In Battery
72
1010 Base Cover Assembly
72
1020 Built-In Battery
75
1030 Memory Module and Memory Module Bracket
76
1040 M.2 Solid-State Drive
76
1050 Speaker Assembly
78
1060 Wireless LAN Card
79
1070 Thermal Fan Assembly
80
1080 I/O Board and I/O Board Cable
81
1090 Power Button (with Fingerprint Reader*) and Power Button (with Fingerprint Reader*) Cable
85
1100 Coin-Cell Battery
85
1110 Trackpad Cable and Trackpad
86
1120 Earbuds
87
1130 Earbud Cable and Earbud USB-C Board
88
1140 Earbud Tray
88
1150 Earbud Bracket
89
1160 Earbud Tray Front Bezel
89
1170 System Board
90
1180 LCD Unit
94
1190 Keyboard Assembly
97
2010 LCD Bezel Assembly
97
2020 LCD Panel
98
2030 Hinge Kit
103
2040 Camera and Microphone Combo Card
104
2050 Edp Cable Assembly
106
2060 Wireless LAN Antenna Assembly
108
2070 LCD Cover Assembly
111
Appendix A. Notices
113
Appendix B. Abbreviation and Acronym Table
115
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