Lenovo ThinkCentre M90a Gen 3 Manuals

Manuals and User Guides for Lenovo ThinkCentre M90a Gen 3. We have 5 Lenovo ThinkCentre M90a Gen 3 manuals available for free PDF download: Hardware Maintenance Manual, User Manual

Lenovo ThinkCentre M90a Gen 3 Hardware Maintenance Manual (134 pages)

Brand: Lenovo | Category: Desktop | Size: 63.64 MB

Table of Contents
3
About this Manual

5
Chapter 1. Important Safety Information

7
Chapter 2. Important Service Information

33
- Strategy for Replacing Frus
  33
- Strategy for Replacing Frus for CTO, Special-Bid, and Standard Models
  34
  - Product Definition
    34
  - FRU Identification
    34
Chapter 3. Product Overview

35
- Front
  35
- Rear
  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, Diagnostics, and Recovery

47
- Basic Procedure for Resolving Computer Problems
  47
- Troubleshooting
  47
  - Startup Problems
    48
  - Screen Problems
    49
  - Audio Problems
    50
  - Network Problems
    50
  - Performance Problems
    53
  - Storage Drive Problems
    54
  - CD or DVD Problems
    54
  - Serial Connector Problems
    55
  - USB Device Problems
    55
  - Software Problems
    56
- Diagnostics
  56
  - Lenovo Diagnostic Tools
    56
  - UEFI Diagnostic Program
    56
- Recovery
  57
Chapter 6. Hardware Removal and Installation

61
- Handling Static-Sensitive Devices
  61
- Service Tool Kit
  61
- Major Frus and Crus
  62
- System Board
  68
- Removing and Installing Hardware
  69
  - External Options
    70
  - Computer Stand
    70
  - Rear Cover
    73
  - Optical Drive
    74
  - Optical Drive Holder
    76
  - System Board Shield
    77
  - VESA Mount Bracket Cover
    79
  - VESA Mount Bracket
    82
  - Hard Disk Drive and Bracket
    83
  - M.2 Solid-State Drive
    87
  - Memory Module
    91
  - System Fan
    94
  - Heat Sink
    95
  - Bump Cover
    98
  - Microprocessor
    100
  - Serial Connector Module
    100
  - Cable Cover
    102
  - Wi-Fi Card
    104
  - Coin-Cell Battery
    104
  - Cover Presence Switch (Intrusion Switch)
    105
- E-Privacy Button Board (M90A Gen 2)
  107
- Card Reader
  108
- System Board
  109
- Internal Speakers
  112
- I/O Brackets (M90A Gen 2)
  114
- Integrated Camera and Microphone Module
  117
- Main Frame
  119
- Front Decoration Cover
  122
- Wi-Fi Antennas
  124
- LCD Bracket and LCD Panel
  127
Chapter 7. Notices and Trademarks

131

Lenovo ThinkCentre M90a Gen 3 User Manual (82 pages)

Brand: Lenovo | Category: Desktop | Size: 27.64 MB

Table of Contents
3
Discover Your Lenovo Computer
5
Chapter 1. Meet Your Computer

7
- Front
  7
- Rear
  9
- Features and Specifications
  11
- USB Specifications
  12
Chapter 2. Get Started with Your Computer

15
Chapter 3. Explore Your Computer

19
Chapter 4. Secure Your Computer and Information

23
- Lock the Computer
  23
- UEFI BIOS Passwords
  23
- Computrace Agent Software Embedded in Firmware (for Selected Models)
  24
- Use BIOS Security Solutions
  24
- Wipe the Storage Drive Data
  24
- Erase All Storage Drive Data
  25
- Cover Presence Switch
  25
- Intel BIOS Guard
  26
- Smart USB Protection
  26
Chapter 5. UEFI BIOS

27
Chapter 6. Troubleshooting, Diagnostics, and Recovery

35
- Basic Procedure for Resolving Computer Problems
  35
- Troubleshooting
  35
- Startup Problems
  35
- Screen Problems
  36
- Audio Problems
  36
- Network Problems
  36
- Performance Problems
  38
- Storage Drive Problems
  38
- CD or DVD Problems
  39
- Serial Connector Problems
  40
- USB Device Problems
  40
- Software Problems
  40
- Lenovo Diagnostic Tools
  40
Chapter 7. CRU Replacement

43
- CRU List
  43
- Remove or Replace a CRU
  44
- Computer Stand
  44
- Rear Cover
  47
- Optical Drive
  48
- Optical Drive Holder
  50
- System Board Shield
  51
- VESA Mount Bracket Cover
  53
- VESA Mount Bracket
  56
- Hard Disk Drive and Bracket
  57
- M.2 Solid-State Drive
  61
- Memory Module
  65
Chapter 8. Help and Support

69
- Self-Help Resources
  69
- Call Lenovo
  70
- Before You Contact Lenovo
  70
- Lenovo Customer Support Center
  70
- Purchase Additional Services
  71
Appendix A. Accessibility and Ergonomic Information

73
Appendix B. Supplemental Information about the Ubuntu Operating System

75
Appendix C. Compliance Information

77
Appendix D. Notices and Trademarks

79

Lenovo ThinkCentre M90a Gen 3 Hardware Maintenance Manual (94 pages)

Brand: Lenovo | Category: Desktop | Size: 21.78 MB

Table of Contents
3
About this Manual
5
Chapter 1. Important Safety Information

7
Chapter 2. Important Service Information

33
Chapter 3. Product Overview

35
- Front
  35
- Rear
  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. Diagnostics

47
- Basic Procedure for Resolving Computer Problems
  47
- UEFI Diagnostic Program
  47
- Lenovo Diagnostic Tools
  48
- The Vantage App
  48
- Self-Help Resources
  48
Chapter 6. Hardware Removal and Installation

51
- Handling Static-Sensitive Devices
  51
- Service Tool Kit
  51
- Major Frus and Crus
  52
- System Board
  56
- Removing and Installing Hardware
  58
- External Options
  58
- Computer Stand
  58
- Rear I/O Cover
  62
- System Board Shield
  63
- VESA Mount Bracket
  64
- Cover Presence Switch (Intrusion Switch)
  65
- Primary Hard Disk Drive
  65
- Optical Drive
  66
- Secondary Hard Disk Drive and Bracket
  67
- M.2 Solid-State Drive
  69
- Memory Module
  69
- Wi-Fi Card and Wi-Fi Card Shield
  70
- Serial Connector Module
  71
- Card Reader Board
  72
- GPU Card
  72
- System Fan
  73
- Heat Sink
  74
- Microprocessor
  74
- System Board
  75
- Coin-Cell Battery
  76
- Integrated Camera and Microphone Module
  78
- Power Supply Assembly (with AC-In Bracket)
  79
- Side I/O Brackets
  80
- Main Frame
  81
- Front Decoration Cover
  82
- Radar Card
  84
- Internal Speakers
  85
- LCD Bracket and LCD Panel
  86
- Wi-Fi Antennas
  87
- LCD Backlight Cable, Touch Board Cable, and LCD LVDS Cable
  88
- Notices and Trademarks
  91

Lenovo ThinkCentre M90a Gen 3 User Manual (52 pages)

Brand: Lenovo | Category: Desktop | Size: 8.59 MB

Lenovo ThinkCentre M90a Gen 3 User Manual (48 pages)

Brand: Lenovo | Category: Desktop | Size: 16.88 MB

Table of Contents
3
About this Documentation
4
Chapter 1. Meet Your Computer

5
- Front
  5
- Rear
  7
- Specifications
  9
- USB Specifications
  10
- The Vantage App
  11
Chapter 2. Get Started with Your Computer

13
- Access Networks
  13
- Adjust the Computer Stand (for Selected Models)
  14
- Rotate the Monitor (for Selected Models)
  15
- Adjust the Tiltable Camera (for Selected Models)
  16
- Use the Touch Screen (for Selected Models)
  16
- Connect an External Display
  18
- Transfer Data
  18
- Privacy (for Selected Models)
  19
- Connect to a Bluetooth Device
  20
- Conventional Pair
  20
- Swift Pair
  20
- ICE Performance Mode
  20
- Smart Power-On Feature (for Selected Models)
  21
- Set the Power Plan
  21
- Security
  21
- Lock the Computer
  22
- Smart USB Protection
  22
- Use Software Security Solutions
  22
Chapter 3. UEFI BIOS

25
Chapter 4. CRU Replacement

27
- CRU List
  27
- Computer Stand
  28
- Rear I/O Cover
  33
- System Board Shield
  34
- Primary Hard Disk Drive
  35
- Optical Drive
  35
- Secondary Hard Disk Drive and Bracket
  37
- M.2 Solid-State Drive
  38
- Memory Module
  39
Chapter 5. Help and Support

41
Appendix A. Notices and Trademarks

45

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Lenovo ThinkCentre M90a Gen 3 Manuals

Lenovo ThinkCentre M90a Gen 3 Hardware Maintenance Manual (134 pages)

Table of Contents

About this Manual

Chapter 1. Important Safety Information

Chapter 2. Important Service Information

Chapter 3. Product Overview

Chapter 4. Service Checkout and Symptom-To-FRU Index

Chapter 5. Troubleshooting, Diagnostics, and Recovery

Chapter 6. Hardware Removal and Installation

Chapter 7. Notices and Trademarks

Lenovo ThinkCentre M90a Gen 3 User Manual (82 pages)

Table of Contents

Chapter 1. Meet Your Computer

Chapter 2. Get Started with Your Computer

Chapter 3. Explore Your Computer

Chapter 4. Secure Your Computer and Information

Chapter 5. UEFI BIOS

Chapter 6. Troubleshooting, Diagnostics, and Recovery

Chapter 7. CRU Replacement

Chapter 8. Help and Support

Appendix A. Accessibility and Ergonomic Information

Appendix B. Supplemental Information about the Ubuntu Operating System

Appendix C. Compliance Information

Appendix D. Notices and Trademarks

Lenovo ThinkCentre M90a Gen 3 Hardware Maintenance Manual (94 pages)

Table of Contents

Chapter 1. Important Safety Information

Chapter 2. Important Service Information

Chapter 3. Product Overview

Chapter 4. Service Checkout and Symptom-To-FRU Index

Chapter 5. Diagnostics

Chapter 6. Hardware Removal and Installation

Lenovo ThinkCentre M90a Gen 3 User Manual (52 pages)

Table of Contents

Chapter 1. Meet Your Computer

Chapter 2. Get Started with Your Computer

Chapter 3. Explore Your Computer

Chapter 4. Secure Your Computer and Information

Chapter 5. UEFI BIOS

Chapter 6. Diagnostics

Chapter 7. CRU Replacement

Chapter 8. Help and Support

Appendix A. Compliance Information

Appendix B. Notices and Trademarks

Lenovo ThinkCentre M90a Gen 3 User Manual (48 pages)

Table of Contents

Chapter 1. Meet Your Computer

Chapter 2. Get Started with Your Computer

Chapter 3. UEFI BIOS

Chapter 4. CRU Replacement

Chapter 5. Help and Support

Appendix A. Notices and Trademarks

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