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IdeaCentre H520g
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Lenovo IdeaCentre H520g manual available for free PDF download: Hardware Maintenance Manual
Lenovo IdeaCentre H520g Hardware Maintenance Manual (112 pages)
Machine Types: 90A3
Brand:
Lenovo
| Category:
Desktop
| Size: 7.39 MB
Table of Contents
Table of Contents
3
Chapter 1. About this Manual
5
Important Safety Information
5
Chapter 2. Safety Information
7
General Safety
7
Electrical Safety
7
Voltage-Selection Switch
9
Safety Inspection Guide
9
Handling Electrostatic Discharge-Sensitive Devices
10
Grounding Requirements
10
Safety Notices (Multi-Lingual Translations)
10
Chapter 3. General Information
33
Specifications
33
Lenovo Support Web Site
34
Chapter 4. General Checkout
35
Problem Determination Tips
35
Chapter 5. Troubleshooting and Diagnostics
37
Basic Troubleshooting
37
Accessing Control Panel on the Windows 8 Operating System
38
Troubleshooting Procedure
38
Troubleshooting
39
Audio Problems
39
CD Problems
41
DVD Problems
42
Intermittent Problems
43
Hard Disk Drive Problems
43
Keyboard, Mouse, or Pointing Device Problems
44
Monitor Problems
46
Networking Problems
47
A Wireless Lan Problem
49
A Wireless Wan Problem
49
Option Problems
50
Performance and Lockup Problems
51
Printer Problems
53
Serial Port Problems
53
Software Problems
54
USB Problems
55
Diagnostics
55
Lenovo Solution Center
55
Chapter 6. Using the Setup Utility Program
57
Starting the Setup Utility Program
57
Copyright Lenovo 2013
57
Viewing and Changing Settings
57
Using Passwords
57
Password Considerations
58
Power-On Password
58
Administrator Password
58
Hard Disk Password
58
Setting, Changing, and Deleting a Password
58
Erasing Lost or Forgotten Passwords (Clearing CMOS)
59
Enabling or Disabling a Device
59
Selecting a Startup Device
59
Selecting a Temporary Startup Device
59
Selecting or Changing the Startup Device Sequence
60
Enabling Erp Compliance Mode
60
Changing the BIOS Settings before Installing a New Operating System
61
Exiting the Setup Utility Program
61
Chapter 7. Symptom-To-FRU Index
63
Hard Disk Drive Boot Error
63
Power Supply Problems
63
Beep Symptoms
63
POST Error Codes
64
Miscellaneous Error Messages
66
Undetermined Problems
67
Chapter 8. Locations
69
Locations
69
Locating Connectors, Controls, and Indicators on the Front of Your Computer
69
Locating Connectors on the Rear of Your Computer
70
Locating Major Frus and Crus
70
Locating Parts on the System Board
72
Locating Internal Drives
73
Chapter 9. Replacing Frus
75
Handling Static-Sensitive Devices
75
Installing or Replacing Hardware
75
Removing the Computer Cover
76
Removing and Reinstalling the Front Bezel
77
Installing or Replacing a PCI Card
78
Replacing the Battery
81
Installing or Replacing a Memory Module
82
Replacing the Optical Drive
84
Replacing the Heat Sink and Fan Assembly
86
Replacing the Power Supply Assembly
88
Replacing the Microprocessor
89
Replacing the System Board
92
Replacing the Primary Hard Disk Drive
94
Replacing the Front Audio and USB Assembly
96
Completing the Parts Replacement
97
Chapter 10. FRU Lists
99
Chapter 11. Additional Service Information
103
Security Features
103
Hardware-Controlled Passwords
103
Operating System Password
103
Vital Product Data
103
BIOS Levels
103
Flash Update Procedures
103
Updating (Flashing) the BIOS from a Disc
104
Updating (Flashing) the BIOS from Your Operating System
105
Recovering from a POST and BIOS Update Failure
105
Power Management
106
Advanced Configuration and Power Interface (ACPI) BIOS
106
Automatic Power-On Features
106
Appendix A. Notices
107
Television Output Notice
108
European Conformance CE Mark
108
Trademarks
108
Index
109
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