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20W000QQGE
User Manuals: Lenovo 20W000QQGE 14 Inch Laptop
Manuals and User Guides for Lenovo 20W000QQGE 14 Inch Laptop. We have
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Lenovo 20W000QQGE 14 Inch Laptop manual available for free PDF download: Hardware Maintenance Manual
Lenovo 20W000QQGE Hardware Maintenance Manual (137 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 65.62 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
9
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 Hard Disk Drive or a Solid-State Drive
27
Important Notice for Replacing a System Board
28
How to Use Error Codes
28
Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
28
Product Definition
28
FRU Identification
29
Chapter 3. General Checkout
31
What to Do First
31
Checkout Guide
32
Diagnosing Problems
32
Quick Test Programs
32
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
Recovery Overview for the Windows 10 Operating System
37
Resetting Your Computer
37
Using Advanced Startup Options
37
Recovering Your Operating System if Windows 10 Fails to Start
38
Creating and Using a Recovery USB Drive
38
Passwords
39
Power-On Password
39
Nvme Password
39
Supervisor Password
39
System Management Password
40
How to Remove the Power-On Password
40
How to Remove the Nvme 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
43
Error Messages
45
Beep Errors
45
Beep Symptoms
47
LCD-Related Symptoms
47
Intermittent Problems
48
Undetermined Problems
48
Chapter 5. Special Keys
51
Chapter 6. Locations
53
Locating Computer Controls, Connectors, and Indicators
53
Front View
53
Side View
54
Bottom
56
Rear View
56
Locating Frus and Crus
56
Major Frus and Crus
58
LCD Frus
61
Miscellaneous Parts
62
Connector and Cable Guide
63
Looking up FRU Information
70
Chapter 7. FRU Replacement Notices
71
Service Tool Kit
71
Screw Notices
71
Retaining Serial Numbers
72
Restoring the Serial Number of the System Unit
72
Retaining the UUID
73
Chapter 8. Removing or Replacing a FRU
75
General Guidelines
75
Before Servicing the Computer
76
Disabling the Built-In Battery
76
Removing the Nano-SIM Card and the Nano-SIM-Card Tray
76
1010 Keyboard
76
1020 Base Cover Assembly
78
1030 M.2 Solid-State Drive
80
1040 Memory Module (for Selected Models)
81
1050 Speaker Assembly
82
1060 Wireless WAN Card (for Selected Models)
83
1070 Wireless LAN Card (for AMD Models)
84
1080 Coin-Cell Battery
85
1090 Built-In Battery
86
1100 Thermal Fan Assembly
87
1110 Ethernet Card Cable, Bracket and Board
89
1120 Always on USB 3.2 Connector Gen 1 Cable, Bracket and Board
91
1130 Fingerprint Reader Cable, Bracket and Board
92
1140 Smart Card Reader Module and Cable (for Selected Models)
94
1150 Trackpad and Cable
96
1160 NFC Module, Cable and Antenna (for Selected Models)
97
1170 RFID Reader Cable and Reader (for Models with RFID)
98
1180 Power Button Board and Cable
98
1190 System Board
100
1200 MIMO Wireless-WAN Antenna Assembly (for Selected Intel Models)
105
1210 LCD Unit
106
1220 Keyboard Bezel Assembly
111
2010 LCD Bezel Sheet and LCD Bezel
111
2020 LCD Panel and LCD Elastic Adhesive Tapes
112
2030 Camera/Microphone Module
124
2040 LCD Hinges
125
2050 Camera/Hall Sensor/Led Cable
126
2060 LCD Cable
128
2070 Wireless Antenna Assembly
128
2080 LCD Cover Assembly
130
Appendix A. Notices
131
Appendix B. Abbreviation and Acronym Table
133
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