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B4331
Lenovo B4331 Notebook Computer Manuals
Manuals and User Guides for Lenovo B4331 Notebook Computer. We have
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Lenovo B4331 Notebook Computer manuals available for free PDF download: Hardware Maintenance Manual, User Manual
Lenovo B4331 User Manual (84 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 3.82 MB
Table of Contents
User Guide
1
Table of Contents
3
Read this First
5
Important Safety Information
6
Conditions that Require Immediate Action
6
Safety Guidelines
7
Service and Upgrades
7
Power Cords and Power Adapters
8
Extension Cords and Related Devices
8
Plugs and Outlets
8
Power Supply Statement
9
External Devices
9
Rechargeable Battery Notice
10
Lithium Coin Cell Battery Notice
10
Heat and Product Ventilation
11
Electrical Current Safety Information
12
Laser Compliance Statement
12
Using Headphones or Earphones
13
Additional Safety Information
13
Chapter 1. Getting to Know Your Computer
15
Top View
15
Left-Side View
16
Right-Side View
17
Front View
18
Bottom View
19
Status Indicators
19
Features
21
Specifications
22
Chapter 2. Using Your Computer
23
Frequently Asked Questions
23
Tips on Using Your Computer
24
Reading the Manuals
24
Connecting to Power
24
Turning on the Computer
24
Configuring the Operating System
24
Putting the Computer into Sleep Mode or Shutting It down
25
Using the Ac Power Adapter and the Battery Pack
25
Checking the Battery Status
25
Using the Ac Power Adapter
26
Charging the Battery
26
Maximizing the Battery Life
27
Handling the Battery
27
Using the Touch Pad
28
Using the Keyboard
28
Numeric Keypad
28
Using the Recovery Button
30
Function Key Combinations
30
Connecting to External Devices
32
Using the Media Card Reader
32
Using USB Connectors
33
Using the NVIDIA Optimus Graphics Feature
33
Your Computer
33
Chapter 3. Connecting to the Network
35
Wired Connection
35
Hardware Connection
35
Software Configuration
36
Wireless Connection
36
Hardware Connection
36
Software Configuration
37
Copyright Lenovo
39
Chapter 4. You and Your Computer
39
Accessibility and Comfort
39
Ergonomic Information
39
Chapter 5. Security
41
Attaching a Mechanical Lock
41
Using Passwords
41
Chapter 6. Recovery Overview
43
Using the Onekey Recovery Pro Program on the Windows 7 Operating System
43
Solving Recovery Problems on the Windows 7 Operating System
43
Using the Windows Recovery Program on the Windows 8 Operating System
44
Chapter 7. Replacing Devices
47
Static Electricity Prevention
47
Replacing the Battery
47
Replacing the Backup Battery
48
Replacing the Hard Disk Drive
50
Replacing a Memory Module
51
Replacing the PCI Express Mini Card for Wireless Lan/Wimax Connection
53
Removing the Optical Drive
54
Before You Start, Print These Instructions
54
Chapter 8. Preventing Problems
57
General Tips for Preventing Problems
57
Taking Care of Your Computer
58
Chapter 9. Troubleshooting Computer Problems
61
Troubleshooting
61
Battery and Power Problems
61
Computer Screen Problems
62
Problems with Drives and Other Storage Devices
63
Onekey Recovery Pro Program Problems
64
A Password Problem
64
A Sound Problem
65
Other Problems
65
Appendix A. Regulatory Information
67
Wireless Related Information
67
ENERGY STAR Model Information
68
Export Classification Notice
69
Electronic Emission Notices
69
Federal Communications Commission (FCC) Declaration of Conformity
69
Appendix B. WEEE and Recycling Statements
73
China WEEE Statement
73
Important WEEE Information
73
Japan Recycling Statements
73
Recycling Information for Brazil
74
Battery Recycling Information for the European Union
75
Battery Recycling Information for the United States and Canada
75
Battery Recycling Information for Taiwan
75
Appendix C. Restriction of Hazardous Substances Directive (Rohs)
77
China Rohs
77
Turkish Rohs
77
Ukraine Rohs
77
India Rohs
78
Appendix D. Notices
79
Trademarks
80
Index
81
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Lenovo B4331 Hardware Maintenance Manual (104 pages)
Brand:
Lenovo
| Category:
Laptop
| Size: 11.8 MB
Table of Contents
Table of Contents
3
About this Manual
5
Chapter 1. Safety Information
7
General Safety
7
Electrical Safety
8
Handling Devices that Are Sensitive to Electrostatic Discharge
9
Safety Inspection Guide
9
Grounding Requirements
10
Safety Notices (Multilingual Translations)
10
Laser Compliance Statement (Multilingual Translations)
25
Chapter 2. Important Service Information
33
Strategy for Replacing Frus
33
Strategy for Replacing a Hard Disk Drive
34
Important Notice for Replacing a System Board
34
Important Information about Replacing Rohs Compliant Frus
34
Chapter 3. General Checkout
35
What to Do First
35
Power System Checkout
36
Checking the Ac Power Adapter
36
Checking Operational Charging
37
Checking the Battery Pack
37
Chapter 4. Related Service Information
39
Recovering the Computer Settings
39
Passwords
39
Power-On Password
40
Supervisor Password
40
Power Management
40
Screen Blank Mode
40
Sleep Mode
40
Hibernation Mode
41
Chapter 5. Lenovo Product Information
43
Specifications
43
Status Indicators
44
Fn Key Combinations
45
Chapter 6. FRU Replacement Notices
47
Screw Notices
47
Chapter 7. Removing and Replacing a FRU
49
General Guidelines
49
1010 Battery Pack
50
1020 Bottom Slot Cover
50
1030 Optical Drive
51
1040 Memory Modules
52
M2 × 3 MM, Flat-Head, Nylon-Coated
52
For Access, Remove These Frus in Order
52
1020 Bottom Slot Cover
52
Remove the Screw
52
1.85 Kgf-CM
52
1050 Hard Disk Drive Assembly
53
Step Screw (Quantity) 1 M2 × 3 MM, Flat-Head, Nylon-Coated
54
Color Torque Black
54
1060 Pci Express Mini Card for Wireless LAN
55
1070 Msata Solid-State Drive
56
For Access, Remove These Frus in Order
56
1010 Battery Pack
56
1020 Bottom Slot Cover
56
1080 Backup Battery
57
1090 Keyboard
57
Step Screw (Quantity)
58
Color Torque Black
58
4.0 Kgf-CM
58
Chapter 7 Removing and Replacing a FRU
59
1100 Keyboard Bezel
60
Color Torque Black
61
1110 LED Board
62
1120 Power Board
63
1130 Microphone Assembly
64
1140 Media Card Reader Slot Board
65
1150 System Board Assembly and USB Board
66
1160 Thermal Module
68
1170 Microprocessor
71
1180 LCD Unit
72
1190 Speaker Assembly
74
1200 DC-In Connector and Base Cover
75
2010 LCD Front Bezel
77
2020 Camera
78
2030 LCD Panel, LCD Cable, and Hinges
79
2040 Antenna Assembly and LCD Rear Cover
81
Chapter 8. Locations
83
Front View
83
Right-Side View
84
Bottom and Left-Side View
84
Chapter 9. Parts List
85
Overall
86
LCD Frus
90
Keyboard
92
Ac Power Adapters
95
Miscellaneous Parts
95
Power Cords
97
Appendix A. Notices
101
Electronic Emissions Notices
102
Trademarks
102
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