Lenovo 12QJ0004GE Manuals

Manuals and User Guides for Lenovo 12QJ0004GE. We have 1 Lenovo 12QJ0004GE manual available for free PDF download: Hardware Maintenance Manual

Lenovo 12QJ0004GE Hardware Maintenance Manual

Lenovo 12QJ0004GE Hardware Maintenance Manual (64 pages)

Brand: Lenovo | Category: Conference System | Size: 22 MB

Table of Contents

Table of Contents
3
About this Manual
5
Chapter 1. Important Safety Information
7
Safety Notices
7
Conditions that Require Immediate Action
7
Service and Upgrades
8
Power Cords and Power Adapters
9
Power Cord Notice
9
Extension Cords and Related Devices
10
Plugs and Outlets
11
Power Supply Statement
11
External Devices
11
Lithium Coin-Cell Battery Notice (for Selected Models)
12
Heat and Product Ventilation
12
Electrical Current Safety Information
13
Liquid Crystal Display (LCD) Notice
14
Use Earphones, Headphones, or a Headset
15
Choking Hazard Notice
15
Plastic Bag Notice
15
Glass Parts Notice
16
Computer Placement Notices
16
Hazardous Energy Statement
16
Tip-Over Hazard Prevention Notice
16
Static Electricity Prevention
17
Cleaning and Maintenance
17
Chapter 2. General Checkout
19
Chapter 3. Product Overview
21
SKU Overview
22
Thinksmart Core Connector Overview
23
Chapter 4. Service Checkout and Symptom-To-FRU Index
25
Service Checkout
25
Problem Determination Tips
25
Symptom-To-FRU Index
26
Power Supply Problems
26
POST Error Codes
27
Chapter 5. FAQ
29
Chapter 6. Troubleshooting, Diagnostics, and Recovery
31
Basic Procedure for Resolving Problems
31
Troubleshooting
31
Startup and Shutdown Problems
31
MTR Problems
32
Display Problems
32
Audio Problems
34
Network Problems
34
Performance Problems
35
Drive Problems
36
USB Device Problems
36
Diagnostics
36
Recovery
36
Restore System Files and Settings to an Earlier Point
36
Restore Your Files from a Backup
37
Reset from Windows
37
Reset from BIOS
37
Use Advanced Options
37
Windows Automatic Recovery
37
Create and Use a Recovery USB Device
38
Update the Device Driver
38
Chapter 7. Help and Support
41
Self-Help Resources
41
Additional Services
41
Call Lenovo
43
Before You Contact Lenovo
43
Lenovo Customer Support Center
43
Chapter 8. Hardware Removal and Installation
45
Handling Static-Sensitive Devices
45
Service Tool Kit
45
Major Frus and Crus
46
Top Cover
47
Solid-State Drive
48
Video Capture Card
48
System Board and Skype Board
49
Looking up FRU Information
50
Removing Hardware
50
External Options
50
Top Cover
50
Skype Board
50
M.2 Solid-State Drive
51
Removal Step
51
Wi-Fi Card
53
System Board and Heat Sink
54
Top Cover
54
Video Capture Card
55
Solid-State Drive
55
Wi-Fi Card
55
System Board and Heat Sink
55
Skype Board
56
System Fan
57
Thermal Sensor
58
Cable Cover
58
Decor Cover
59
Wi-Fi Antenna Cables
60
Chapter 9. Notices and Trademarks
63

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