Lenovo L13 Yoga Gen 4 Manuals

Manuals and User Guides for Lenovo L13 Yoga Gen 4. We have 1 Lenovo L13 Yoga Gen 4 manual available for free PDF download: Hardware Maintenance Manual

Lenovo L13 Yoga Gen 4 Hardware Maintenance Manual (114 pages)

Brand: Lenovo | Category: Laptop | Size: 58 MB

Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
7
Safety Inspection Guide
9
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Chapter 2. Important Service Information
25
Strategy for Replacing Frus
25
Strategy for Replacing a Solid-State Drive
25
How to Use Error Message
26
Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
26
Product Definition
26
FRU Identification
26
Chapter 3. General Checkout
27
What to Do First
27
Checkout Guide
28
Diagnosing Problems
28
Quick Test Programs
29
UEFI Diagnostic Program
29
Bootable Diagnostic Programs
29
Power System Checkout
30
Checking the Ac Power Adapter
31
Checking the Built-In Battery and Operational Charging
31
Checking the Coin-Cell Battery
31
Chapter 4. Related Service Information
33
Reset or Restore Windows
33
Passwords
33
Power-On Password
33
Nvme Passwords
34
Supervisor Password
34
System Management Password
34
How to Remove the Power-On Password
35
How to Remove the Nvme Password
35
How to Remove the System Management Password
35
Power Management
36
Sleep Mode
36
Hibernation Mode
37
Symptom-To-FRU Index
37
Numeric Error Codes
38
Error Messages
39
Beep Errors
39
Beep Symptoms
41
LCD-Related Symptoms
42
Intermittent Problems
43
Undetermined Problems
43
Chapter 5. Special Keys
45
Chapter 6. Locations
47
Locating Computer Controls and Connectors
47
Front View
47
Side View
49
Bottom View
51
Locating Frus and Crus
52
Major Frus and Crus
53
LCD Frus and Crus
56
Miscellaneous Parts
59
Connector and Cable Guide
59
Looking up FRU Information
61
Chapter 7. FRU Replacement Notices
63
Service Tool Kit
63
Screw Notices
63
Sensor Calibration
64
Retaining Serial Numbers
65
Restoring the Serial Number of the System Unit
65
Retaining the UUID
66
Reading or Writing the ECA Information
66
Chapter 8. Removing or Replacing a FRU
69
General Guidelines
69
Before Servicing the Computer
69
Disabling the Built-In Battery
69
Removing the Nano-SIM-Card and Nano-SIM-Card Tray
70
1010 Thinkpad Pen Pro (for Thinkpad L13 Yoga Gen 4 and Thinkpad S2 Yoga Gen 8 Only)
70
1020 Base Cover Assembly
71
1030 Built-In Battery
72
1040 Keyboard
73
1050 M.2 Solid-State Drive, Bracket, and Thermal Pad
75
1060 Wireless WAN Card (for Selected Models)
76
1070 Thermal Fan and Heatsink Assembly
77
1080 I/O Connectors Brackets
79
1090 Fingerprint Reader Cable (for Selected Models)
79
1100 Speaker Assembly
80
1110 Coin-Cell Battery
81
1120 Trackpad and Trackpad Cable
82
1130 NFC Module with Cable and Trackpad-Nfc Cable (for Selected Models)
83
1140 Smart Card Reader (for Selected Models)
84
1150 Thinkpad Pen Pro Charger with Cable (for Thinkpad L13 Yoga Gen 4 and Thinkpad S2 Yoga Gen 8 Only)
86
1160 Wireless Lan/Wireless WAN Antennas (for Selected Models)
86
1170 P-Sensor Cable
87
1180 System Board
87
1190 World Facing Camera and Camera Cable
94
1200 Power Button with or Without Fingerprint Reader
95
1210 LCD Unit
96
1220 Keyboard Bezel Assembly
97
LCD Frus for Non-Yoga Models
98
2010 LCD Bezel
98
2020 LCD Panel
98
2030 LCD Hinges
99
2040 LCD Cable
100
2050 Webcam Privacy Shutter
100
2060 Camera-And-Microphone Cable and Sensor Board Cable
100
2070 Microphone Rubber and Camera-And-Microphone Module
101
2080 Sensor Board
102
2090 LCD Cover Assembly
102
LCD Frus for Yoga Models
102
3010 Strip Cover, Rubber Caps and Hinge Rubbers
103
3020 LCD Panel
104
3030 LCD Hinges
105
3040 LCD Cable
105
3050 Webcam Privacy Shutter
106
3060 Camera-And-Microphone Cable and Sensor Board Cable
106
3070 Microphone Rubber and Camera-And-Microphone Module
107
3080 Sensor Board
108
3090 LCD Cover Assembly
108
Appendix A. Notices
109
Appendix B. Abbreviation Table
111

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