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Lenovo ThinkCentre 7721 manuals

ThinkCentre 7721 first page preview

ThinkCentre 7721

Brand: Lenovo | Category: Desktop
Table of contents
  1. Table Of Contents
  2. Table Of Contents
  3. Chapter 1. About this manual
  4. Important information about replacing the RoHS compliant FRUs
  5. Chapter 2. Safety information
  6. Voltage-selection switch
  7. Handling electrostatic discharge-sensitive devices
  8. Grounding requirements
  9. Chapter 3. General information
  10. Additional information resources
  11. Specifications
  12. Chapter 4. General checkout
  13. Chapter 5. Diagnostics
  14. PC-Doctor for Rescue and Recovery
  15. Running the diagnostic program from the diagnostic disc
  16. Viewing the test log
  17. Chapter 6. Using the Setup Utility program
  18. Password considerations
  19. Enabling or disabling a device
  20. Viewing or changing the startup device sequence
  21. Copyright Lenovo
  22. Diagnostic error codes
  23. Beep symptoms
  24. POST error codes
  25. Miscellaneous error messages
  26. Undetermined problems
  27. Chapter 8. Replacing FRUs (Machine types: 7515, 7523, 7569, and 7611.)
  28. Locating connectors on the front of your computer
  29. Locating connectors on the rear of your computer
  30. Removing the computer cover
  31. Locating components
  32. Locating parts on the system board
  33. Installing or replacing a memory module
  34. Installing or replacing a PCI card
  35. Replacing the battery
  36. Replacing the power supply assembly
  37. Replacing the heat sink and fan assembly
  38. Replacing the microprocessor
  39. Replacing the system board
  40. Replacing the primary hard disk drive
  41. Replacing the secondary hard disk drive
  42. Replacing the optical drive
  43. Replacing the diskette drive or card reader
  44. Replacing the front fan assembly
  45. Replacing the rear fan assembly
  46. Replacing the internal speaker
  47. Replacing the front audio and USB assembly
  48. Completing the FRU replacement
  49. Chapter 9. Replacing FRUs (Machine types: 7522, 7560, 7610, and 7705.)
  52. Opening the computer cover
  53. Accessing the system board components and drives
  57. Installing or replacing an adapter card
  59. Replacing the hard disk drive
  65. Replacing the card reader
  69. Chapter 10. FRU lists
  70. Machine type 7522
  71. Machine type 7523
  72. Machine type 7560
  73. Machine type 7569
  74. Machine type 7610
  75. Machine type 7611
  76. Machine type 7705
  77. Chapter 11. Additional service information
  78. Updating (flashing) BIOS from a disc
  79. Power management
  80. Appendix. Notices
  81. Television output notice
  82. Index
ThinkCentre 7721 first page preview

ThinkCentre 7721

Brand: Lenovo | Category: Desktop
Table of contents
  1. Table Of Contents
  2. important safety information
  3. Chapter 1. Product overview
  4. Specifications
  5. Software overview
  6. Antivirus software
  7. Locating connectors on the rear of your computer
  8. Locating components
  9. Locating parts on the system board
  10. Chapter 2. Installing options and replacing hardware
  11. Opening the computer cover
  12. Accessing the system board components and drives
  13. Installing or replacing an adapter card
  14. Installing internal drives
  15. drive specifications
  16. connecting a sata drive
  17. Replacing the hard disk drive
  18. Replacing the optical drive
  19. Replacing the battery
  20. Replacing the power supply assembly
  21. Replacing the heat sink and fan assembly
  22. Replacing the microprocessor
  23. Replacing the keyboard
  24. Completing the parts replacement
  25. Installing security features
  26. Erasing lost or forgotten passwords (clearing CMOS)
  27. Chapter 3. Recovery information
  28. Performing backup and recovery operations
  29. Using the Rescue and Recovery workspace
  30. Creating and using rescue media
  31. Creating and using a Recovery Repair diskette
  32. Setting a rescue device in the startup sequence
  33. Chapter 4. Using the Setup Utility
  34. Password considerations
  35. Enabling or disabling a device
  36. Selecting or changing the startup device sequence
  37. Chapter 5. Updating system programs
  38. Updating (flashing) BIOS from your operating system
  39. Chapter 6. Troubleshooting and diagnostics
  40. Diagnostic programs
  41. Lenovo System Toolbox
  42. PC-Doctor for DOS
  43. Non-optical mouse
  44. Chapter 7. Getting information, help and service
  45. Lenovo Welcome
  46. Help and service
  47. Using other services
  48. Appendix. Notices
  49. Television output notice
  50. Index
ThinkCentre 7721 first page preview

ThinkCentre 7721

Brand: Lenovo | Category: Desktop
Table of contents
  1. Table Of Contents
  2. Table Of Contents
  3. important safety information
  4. important information about replacing the rohs compliant frus
  5. general safety
  6. safety inspection guide
  7. handling electrostatic discharge-sensitive devices
  8. grounding requirements
  9. lenovo care
  10. specifications
  11. for all machine types
  12. problem determination tips
  13. lenovo system toolbox
  14. running diagnostics from the rescue and recovery workspace
  15. navigating through the diagnostics programs
  16. viewing the test log
  17. starting the setup utility program
  18. password considerations
  19. enabling or disabling a device
  20. selecting or changing the startup device sequence
  21. hard disk drive boot error
  22. diagnostic error codes
  23. beep symptoms
  24. post error codes
  25. miscellaneous error messages
  26. undetermined problems
  27. locating connectors on the front of your computer
  28. locating connectors on the rear of your computer
  29. removing the computer cover
  30. locating components
  31. locating parts on the system board
  32. installing or replacing a memory module
  33. installing or replacing an adapter card
  34. replacing the battery
  35. replacing the power supply assembly
  36. replacing the heat sink and fan assembly
  37. replacing the microprocessor
  38. replacing the system board
  39. replacing the primary hard disk drive
  40. replacing the secondary hard disk drive
  41. replacing the optical drive
  42. replacing the diskette drive or card reader
  43. replacing the front fan assembly
  44. replacing the rear fan assembly
  45. replacing the internal speaker
  46. replacing the front audio and usb assembly
  47. completing the fru replacement
  48. locating connectors on the front of the computer
  49. locating connectors on the rear of the computer
  50. opening the computer cover
  51. accessing the system board components and drives
  52. replacing the hard disk drive
  53. replacing the card reader
  54. machine type 7515
  55. machine type 7522
  56. machine type 7523
  57. machine type 7560
  58. machine type 7569
  59. machine type 7610
  60. machine type 7611
  61. machine type 7705
  62. security features
  63. updating (flashing) the bios from a disc
  64. power management
  65. television output notice
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