Lenovo ThinkCentre M90t Gen 3 Desktop Manuals

Lenovo ThinkCentre M90t Gen 3 Desktop Manuals

Manuals and User Guides for Lenovo ThinkCentre M90t Gen 3 Desktop. We have 1 Lenovo ThinkCentre M90t Gen 3 Desktop manual available for free PDF download: Hardware Maintenance Manual

Lenovo ThinkCentre M90t Gen 3 Hardware Maintenance Manual

Lenovo ThinkCentre M90t Gen 3 Hardware Maintenance Manual (104 pages)

Brand: Lenovo | Category: Desktop | Size: 49.39 MB

Table of Contents

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
  36
Chapter 4. Service Checkout and Symptom-To-FRU Index

37
- Service Checkout
  37
- Problem Determination Tips
  37
- Symptom-To-FRU Index
  38
- Hard Disk Drive Boot Error
  38
- Power Supply Problems
  39
- Beep Symptoms
  39
- POST Error Codes
  40
- Miscellaneous Error Conditions
  40
- Undetermined Problems
  42
Chapter 5. Diagnostics

45
- Basic Procedure for Resolving Computer Problems
  45
- UEFI Diagnostic Program
  45
- Lenovo Diagnostic Tools
  46
- The Vantage App
  46
- Self-Help Resources
  46
Chapter 6. Hardware Removal and Installation

49
- Handling Static-Sensitive Devices
  49
- Service Tool Kit
  49
- Major Frus and Crus
  50
- System Board
  54
- Removing and Installing Hardware
  55
- Computer Cover
  55
- Optical Drive
  56
- Front Bezel
  57
- Primary Hard Disk Drives
  58
- Optical Drive Cage
  61
- Secondary Hard Disk Drives
  62
- M.2 Solid-State Drive and Heat Sink
  64
- M.2 Solid-State Drive Bracket
  66
- PCI-Express Connector Cable
  67
- PCI-Express Card
  67
- Graphics Card Fan
  68
- Graphics Card Holder
  69
- Graphics Card
  70
- Memory Module
  73
- 3.5-Inch Primary Hard Disk Drive Cage
  74
- Power Supply Assembly
  75
- Coin-Cell Battery
  76
- E-Lock
  77
- Heat Sink and Fan Assembly
  78
- Chassis Beam
  82
- Front I/O Bracket, Power Button Cable, and Card Reader
  84
- Internal Speaker
  86
- Wi-Fi Card
  86
- Front Wi-Fi Antenna
  87
- Rear Wi-Fi Antenna
  88
- Front Fan
  89
- Rear Fan
  90
- Flexible I/O Board
  91
- Thinkcentre LED
  92
- Thermal Sensor
  93
- Cover Presence Switch Bracket and Cable
  94
- Microprocessor
  95
- System Board
  96
- VRM Heat Sink
  98
Appendix A. Notices and Trademarks

101

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