Lenovo 71Y7233 User Manual Hardware Maintenance (Tower & Small Form Factor) Think Centre M90 And M90p Desktop (Think Centre) Type 3421

2012-02-29

• Chapter 1. About this manual
  • Important safety information
  • Important information about replacing RoHS compliant FRUs
• Chapter 2. Safety information
  • General safety
  • Electrical safety
  • Voltage-selection switch
  • Safety inspection guide
  • Handling electrostatic discharge-sensitive devices
  • Grounding requirements
  • Safety notices (multi-lingual translations)
• Chapter 3. General information
  • ThinkVantage Productivity Center
  • Lenovo Solution Center
  • SimpleTap
  • Additional information resources
  • Specifications
    • For machine types: 3029, 3054, 3139, 3219, 3246, 3282, 3349, 342
    • For machine types: 3026, 3039, 3137, 3149, 3245, 3269, 3319, 339
• Chapter 4. General checkout
  • Problem determination tips
• Chapter 5. Diagnostics
  • Lenovo ThinkVantage Toolbox
  • Lenovo Solution Center
  • Lenovo System Toolbox
  • PC-Doctor for Rescue and Recovery
  • PC-Doctor for DOS
    • Creating a diagnostic disc
    • Running the diagnostic program from a diagnostic disc
    • Navigating through the diagnostics programs
    • Running tests
    • Viewing the test log
• Chapter 6. Using the Setup Utility program
  • Starting the Setup Utility program
  • Viewing and changing settings
  • Using passwords
    • Password considerations
    • Power-On Password
    • Administrator Password
    • Hard Disk Password
    • Setting, changing, and deleting a password
  • Enabling or disabling a device
  • Selecting a startup device
    • Selecting a temporary startup device
    • Selecting or changing the startup device sequence
  • Exiting from the Setup Utility program
• Chapter 7. Symptom-to-FRU index
  • Hard disk drive boot error
  • Power Supply Problems
  • Diagnostic error codes
  • Beep symptoms
  • POST error codes
  • Miscellaneous error messages
  • Undetermined problems
• Chapter 8. Replacing FRUs (Machine Types: 3029, 3054, 3139, 3219
  • Locating connectors on the front of the computer
  • Locating connectors on the rear of the computer
  • Removing the computer cover
  • Locating components
  • Locating parts on the system board
  • Removing and reinstalling the front bezel
  • Replacing a memory module
  • Replacing the power supply assembly
  • Replacing the heat sink and fan assembly
  • Replacing the microprocessor
  • Replacing the system board
  • Replacing the battery
  • Replacing a PCI card
  • Replacing the primary hard disk drive
  • Replacing the secondary hard disk drive
  • Replacing the optical drive
  • Replacing the front fan assembly
  • Replacing the rear fan assembly
  • Replacing the front audio and USB assembly
  • Replacing the internal speaker
  • Completing the parts replacement
• Chapter 9. Replacing FRUs (Machine types: 3026, 3039, 3137, 3149
  • Locating connectors on the front of the computer
  • Locating connectors on the rear of the computer
  • Opening the computer cover
  • Locating components
  • Locating parts on the system board
  • Replacing the battery
  • Replacing a memory module
  • Replacing a PCI card
  • Replacing the power supply assembly
  • Replacing the heat sink
  • Replacing the microprocessor
  • Replacing the system board
  • Replacing the hard disk drive
  • Replacing the optical drive
  • Replacing the internal speaker
  • Replacing the front audio and USB assembly
  • Replacing the system fan
  • Completing the parts replacement
• Chapter 10. FRU lists
  • Overall: MT 3029, 3054, 3139, 3219, 3246, 3282, 3349, 3421, 3544
  • Mechanical FRUs
  • Keyboard and Mouse
  • Adapters and miscellaneous FRUs
  • Power Cords
  • Recovery discs
    • Windows Vista Home Basic 32 Recovery CD
    • Windows Vista Home Basic 32 with IE9 Recovery CD
    • Windows Vista Business 32 Recovery CD
    • Windows Vista Business 32 Recovery CD with IE9 Recovery CD
    • Windows 7 Home Basic 32 Recovery CD
    • Windows 7 Home Basic 32 SP1 Recovery CD
    • Windows 7 Home Premium 32 Recovery CD
    • Windows 7 Home Premium 32 SP1 Recovery CD
    • Windows 7 Professional 32 Recovery CD
    • Windows 7 Professional 32 SP1 Recovery CD
    • Windows 7 Professional 64 Recovery CD
    • Windows 7 Professional 64 SP1 Recovery CD
    • Windows 7 Ultimate 32 Recovery CD
    • Windows 7 Ultimate 32 with MS SP1 Recovery CD
    • Windows 7 Ultimate 64 Recovery CD
    • Windows 7 Starter 32 Recovery CD
    • Windows XP Professional Recovery CD
  • Overall: 3026, 3039, 3137, 3149, 3245, 3269, 3319, 3394, 3491, 3
  • Mechanical FRUs
  • Keyboard and Mouse
  • Adapters and miscellaneous FRUs
  • Power Cords
  • Recovery discs
    • Windows Vista Home Basic 32 Recovery CD
    • Windows Vista Home Basic 32 with IE 9 Recovery CD
    • Windows Vista Business 32 Recovery CD
    • Windows Vista Business 32 With IE9 Recovery CD
    • Windows 7 Home Basic 32 Recovery CD
    • Windows 7 Home Basic 32 SP1 Recovery CD
    • Windows 7 Home Premium 32 Recovery CD
    • Windows 7 Home Premium 32 SP1 Recovery CD
    • Windows 7 Professional 32 Recovery CD
    • Windows 7 Professional 32 SP1 Recovery CD
    • Windows 7 Professional 64 Recovery CD
    • Windows 7 Professional 64 SP1 Recovery CD
    • Windows 7 Ultimate 32 Recovery CD
    • Windows 7 Ultimate 32 with MS SP1 Recovery CD
    • Windows 7 Ultimate 64 Recovery CD
    • Windows 7 Starter 32 Recovery CD
    • Windows XP Professional Recovery CD
• Chapter 11. Additional service information
  • Security features
    • Hardware-controlled passwords
    • Operating system password
    • Vital Product Data
    • Secure Managed Client
  • BIOS levels
  • Updating (flashing) BIOS from a disc
  • Updating (flashing) BIOS from your operating system
  • Recovering from a POST/BIOS update failure
  • Power management
    • Automatic configuration and power interface (ACPI) BIOS
    • Automatic Power-On features
• Appendix A. Notices
  • Television output notice
  • Trademarks
• Index