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Lenovo ThinkCentre A58 5473 User Manual Manual pdf 46 page image

Lenovo ThinkCentre A58 5473 User Manual

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Contents
  1. Table Of Contents
  2. important safety information
  3. Chapter 1. Product overview
  4. Specifications
  5. Software overview
  6. Locations
  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
Lenovo ThinkCentre A58 5473 User Manual Manual pdf 46 page image
What to do next:v To work with another option, go to the appropriate section.v To complete the installation, go to “Completing the parts replacement” onpage 35.Erasing lost or forgotten passwords (clearing CMOS)This section contains instructions on erasing lost or forgotten passwords, such as auser password. For more information about lost or forgotten passwords, go to theLenovo Care program.To access the Lenovo Care, click Start → All Programs → ThinkVantage → LenovoCare.To erase lost or forgotten passwords:1. Open the computer cover. See “Opening the computer cover” on page 12.2. Locate the Clear CMOS/Recovery jumper on the system board. See “Locatingparts on the system board” on page 10.3. Move the jumper from the standard position (pin 1 and pin 2) to themaintenance or configure position (pins 2 and pin 3).4. Close the computer cover and connect the power cord. See “Completing theparts replacement” on page 35.5. Restart the computer, leave it on for approximately 10 seconds, and then turnoff the computer by holding the power switch for approximately five seconds.6. Repeat step 1 and step 2.7. Move the Clear CMOS/Recovery jumper back to the standard position (pin 1and pin 2).8. Close the computer cover and connect the power cord. See “Completing theparts replacement” on page 35.38 User Guide
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This manual is suitable for:
7522 - ThinkCentre A58 - 2 GB RAM7522h6U - Thinkcentre A58 E1400 160GB HDThinkCentre 7522ThinkCentre 7560ThinkCentre 7610ThinkCentre 7705ThinkCentre A58 5441ThinkCentre A58 5473ThinkCentre A58 5597ThinkCentre A58 5894ThinkCentre A58 7515ThinkCentre A58 7522ThinkCentre A58 7523ThinkCentre A58 7560ThinkCentre A58 7569ThinkCentre A58 7611ThinkCentre A58 7705ThinkCentre A58 7706ThinkCentre A58 7715ThinkCentre A58 7749ThinkCentre A58 7773
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