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IdeaCentre A540-24API
Lenovo IdeaCentre A540-24API Manuals
Manuals and User Guides for Lenovo IdeaCentre A540-24API. We have
2
Lenovo IdeaCentre A540-24API manuals available for free PDF download: Hardware Maintenance Manual, User Manual
Lenovo IdeaCentre A540-24API User Manual (125 pages)
Brand:
Lenovo
| Category:
Desktop
| Size: 3.5 MB
Table of Contents
Table of Contents
3
About this Documentation
5
Chapter 1. Meet Your Computer
7
Front
7
Rear
9
Bottom
13
Features and Specifications
14
Statement on USB Transfer Rate
15
Chapter 2. Get Started with Your Computer
17
Adjust the Computer Stand
17
Get Started with Windows 10
17
Windows Account
17
Set up Face Recognition
18
Windows User Interface
18
Connect to Networks
19
Connect to the Wired Ethernet
19
Connect to Wi-Fi Networks
19
Lenovo Vantage and Lenovo PC Manager
19
Use the Multi-Touch Screen
20
Use Multimedia
23
Use Audio
23
Use the Camera
23
Connect to an External Display
23
Chapter 3. Explore Your Computer
25
Manage Power
25
Set Power Button Behaviors
25
Set the Power Plan
25
Transfer Data
25
Connect to a Bluetooth-Enabled Device
25
Use the Optical Drive
26
Use a Media Card
26
Chapter 4. Troubleshooting and Recovery
27
Basic Procedure for Resolving Computer Problems
27
Troubleshooting
27
Startup Problems
28
Screen Problems
29
Audio Problems
30
Network Problems
31
Performance Problems
33
CD or DVD Problems
34
Software Problems
35
Recovery
35
Restore System Files and Settings to an Earlier Point
35
Restore Your Files from a Backup
35
Reset Your Computer
35
Use Advanced Options
35
Windows Automatic Recovery
36
Create and Use a Recovery USB Device
36
Update the Device Driver
37
Chapter 5. CRU Replacement
39
What Are Crus
39
Replace a CRU
39
Storage Drive
39
Hinge Cover
42
Chapter 6. Help and Support
47
Self-Help Resources
47
Call Lenovo
48
Before You Contact Lenovo
48
Lenovo Customer Support Center
49
Purchase Additional Services
49
Appendix A. Important Safety Information
51
Appendix B. Accessibility and Ergonomic Information
65
Appendix C. Compliance Information
69
Appendix D. Notices and Trademarks
81
Chapter 1. Identifying the Wireless Modules
89
Chapter 2. Read First - Regulatory Information
91
Chapter 3. Regulatory Information about Wireless Modules
93
USA - Federal Communications Commission (FCC)
93
Approved Wireless Devices
93
Preinstalled Wireless LAN Modules
93
Simultaneous Use of RF Transmitters
94
Canada - Industry Canada (IC)
95
IC Certification Number
95
Numéro D'homologation IC
97
Electronic Emission Notices
99
Europe - EU Declaration of Conformity
99
EU Declaration of Conformity (Multi-Language Translations)
100
Notice for Users in India
106
Notice for Users in Japan
106
LAN Bluetooth
107
Lan
108
Notice for Users in Argentina (Nota para Uso en Argentina)
109
Notice for Users in Brazil (Aviso para os Utilizadores no Brasil)
109
Notice for Users in Korea
110
Notice for Users in Mexico (Nota para Uso en Mexico)
111
Notice for Users in Morocco
111
Notice for Users in Nigeria
111
Notice for Users in Pakistan
112
Notice for Users in Saudi Arabia
113
Notice for Users in Serbia
121
Notice for Users in South Africa
122
Notice for Users in Taiwan
122
Notice for Users in Thailand
123
Notice for Users in the UAE
123
Appendix A. Trademarks
125
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Lenovo IdeaCentre A540-24API Hardware Maintenance Manual (130 pages)
Brand:
Lenovo
| Category:
Desktop
| Size: 79.81 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Important Safety Information
7
General Safety
7
Electrical Safety
8
Safety Inspection Guide
9
Handling Electrostatic Discharge-Sensitive Devices
10
Grounding Requirements
10
Safety Notices (Multi-Lingual Translations)
10
Chapter 2. Important Service Information
33
Strategy for Replacing FRU
33
Strategy for Replacing a Hard Disk Drive or a Solid-State Drive
33
Important Notice for Replacing a System Board
33
How to Use Error Codes
33
Strategy for Replacing FRU for CTO, Special-Bid, and Standard Models
34
Product Definition
34
FRU Identification
34
Chapter 3. Product Overview
35
Front
35
Rear
36
Bottom
37
Chapter 4. Service Checkout and Symptom-To-FRU Index
39
Service Checkout
39
Problem Determination Tips
39
Symptom-To-FRU Index
40
Hard Disk Drive Boot Error
40
Power Supply Problems
41
Beep Symptoms
41
POST Error Codes
42
Miscellaneous Error Conditions
43
Undetermined Problems
45
Chapter 5. Troubleshooting and Recovery
47
Basic Procedure for Resolving Computer Problems
47
Troubleshooting
47
Startup Problems
48
Screen Problems
49
Audio Problems
50
Network Problems
51
Performance Problems
53
Storage Drive Problems
54
CD or DVD Problems
54
Serial Connector Problems
55
Software Problems
55
Recovery
55
Restore System Files and Settings to an Earlier Point
56
Restore Your Files from a Backup
56
Reset Your Computer
56
Use Advanced Options
56
Windows Automatic Recovery
56
Create and Use a Recovery USB Device
56
Update the Device Driver
57
Chapter 6. Hardware Removal and Installation
59
Handling Static-Sensitive Devices
59
Service Tool Kit
59
Major FRU and CRU
60
System Board
62
Removing and Installing Hardware
62
External Options
63
Hinge Cover
63
Computer Back Cover
64
System Board Frame
68
Memory Module
70
System Fan
72
Heat Sink
75
Wi-Fi Card
77
M.2 Ssd
80
Microprocessor
84
System Board
87
Speakers
89
Storage Drive
92
LCD Panel
99
Camera Module
105
Computer Upper Cover
110
Power Switch Board
113
Subwoofer
115
Wireless Charging Module
118
DC-In Board
122
System Stand
124
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