Lenovo B4321 Notebook Laptop Keyboard Manuals

Manuals and User Guides for Lenovo B4321 Notebook Laptop Keyboard. We have 2 Lenovo B4321 Notebook Laptop Keyboard manuals available for free PDF download: Hardware Maintenance Manual, User Manual

Lenovo B4321 User Manual (84 pages)

Brand: Lenovo | Category: Laptop | Size: 3.82 MB

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
- 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
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
Appendix B. WEEE and Recycling Statements

73
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

Lenovo B4321 Hardware Maintenance Manual (104 pages)

Brand: Lenovo | Category: Laptop | Size: 11.8 MB

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
- 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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Lenovo B4321 Notebook Laptop Keyboard Manuals

Lenovo B4321 User Manual (84 pages)

Table of Contents

Read this First

Chapter 1. Getting to Know Your Computer

Chapter 2. Using Your Computer

Chapter 3. Connecting to the Network

Chapter 4. You and Your Computer

Chapter 5. Security

Chapter 6. Recovery Overview

Chapter 7. Replacing Devices

Chapter 8. Preventing Problems

Chapter 9. Troubleshooting Computer Problems

Appendix A. Regulatory Information

Appendix B. WEEE and Recycling Statements

Appendix C. Restriction of Hazardous Substances Directive (Rohs)

Appendix D. Notices

Index

Lenovo B4321 Hardware Maintenance Manual (104 pages)

Table of Contents

Table of Contents

Chapter 1. Safety Information

Chapter 2. Important Service Information

Chapter 3. General Checkout

Chapter 4. Related Service Information

Chapter 5. Lenovo Product Information

Chapter 6. FRU Replacement Notices

Chapter 7. Removing and Replacing a FRU

1030 Optical Drive

1060 Pci Express Mini Card for Wireless LAN

Chapter 8. Locations

Chapter 9. Parts List

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