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B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. Table Of Contents
  2. about this manual
  3. Chapter 1. Safety information
  4. Electrical safety
  5. Safety inspection guide
  6. Grounding requirements
  7. Laser compliance statement (multilingual translations)
  8. Chapter 2. Important service information
  9. Strategy for replacing a hard disk drive
  10. Chapter 3. General checkout
  11. Power system checkout
  12. Checking operational charging
  13. Chapter 4. Related service information
  14. Power-on password
  15. Hibernation mode
  16. Chapter 5. Lenovo product information
  17. Status indicators
  18. Fn key combinations
  19. Chapter 6. FRU replacement notices
  20. General guidelines
  21. Battery pack
  22. Optical drive
  23. Memory modules
  24. Hard disk drive assembly
  25. PCI Express Mini Card for wireless LAN
  26. mSATA solid-state drive
  27. Backup battery
  28. Keyboard bezel
  29. LED board
  30. Power board
  31. Microphone assembly
  32. Media card reader slot board
  33. System board assembly and USB board
  34. Thermal module
  35. Microprocessor
  36. LCD unit
  37. Speaker assembly
  38. DC-in connector and base cover
  39. LCD front bezel
  40. Camera
  41. LCD panel, LCD cable, and hinges
  42. Antenna assembly and LCD rear cover
  43. Chapter 8. Locations
  44. Right-side view
  45. Chapter 9. Parts list
  46. Overall
  47. LCD FRUs
  48. Keyboard
  49. Miscellaneous parts
  50. Power cords
  51. Appendix A. Notices
  52. Electronic emissions notices
B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. user guide
  2. Table Of Contents
  3. Table Of Contents
  4. read this first
  5. important safety information
  6. safety guidelines
  7. power cords and power adapters
  8. power supply statement
  9. rechargeable battery notice
  10. heat and product ventilation
  11. electrical current safety information
  12. using headphones or earphones
  13. computer
  14. Left-side view
  15. Right-side view
  16. Front view
  17. Bottom view
  18. Features
  19. Specifications
  20. Chapter 2. Using your computer
  21. Tips on using your computer
  22. Putting the computer into sleep mode or shutting it down
  23. Using the ac power adapter
  24. Maximizing the battery life
  25. Using the touch pad
  26. Using the recovery button
  27. Connecting to external devices
  28. Using USB connectors
  29. Chapter 3. Connecting to the network
  30. Software configuration
  32. Copyright Lenovo
  33. Chapter 5. Security
  34. Chapter 6. Recovery overview
  35. Using the Windows recovery program on the Windows 8 operating system
  36. Chapter 7. Replacing devices
  37. Replacing the backup battery
  38. Replacing the hard disk drive
  39. Replacing a memory module
  40. LAN/WiMAX connection
  41. Removing the optical drive
  42. Chapter 8. Preventing problems
  43. Taking care of your computer
  44. Chapter 9. Troubleshooting computer problems
  45. Computer screen problems
  46. Problems with drives and other storage devices
  47. OneKey Recovery Pro program problems
  48. A sound problem
  49. Appendix A. Regulatory information
  50. ENERGY STAR model information
  51. Export classification notice
  52. statements
  53. Recycling information for Brazil
  54. Battery recycling information for the European Union
  55. Appendix C. Restriction of Hazardous Substances Directive (RoHS)
  56. India RoHS
  57. Appendix D. Notices
  58. Trademarks
  59. Index
B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. Table Of Contents
  2. about this manual
  3. Chapter 1. Safety information
  4. Electrical safety
  5. Safety inspection guide
  6. Grounding requirements
  7. Laser compliance statement (multilingual translations)
  8. Chapter 2. Important service information
  9. Strategy for replacing a hard disk drive
  10. Chapter 3. General checkout
  11. Power system checkout
  12. Checking operational charging
  13. Chapter 4. Related service information
  14. Power-on password
  15. Hibernation mode
  16. Chapter 5. Lenovo B490
  17. Status indicators
  18. Fn key combinations
  19. Chapter 6. FRU replacement notices
  20. General guidelines
  21. Battery pack
  22. Optical drive
  23. Memory modules
  24. Hard disk drive assembly
  25. PCI Express Mini Card for wireless LAN
  26. mSATA solid state drive
  27. Backup battery
  28. Keyboard bezel
  29. LED board
  30. Power board
  31. Microphone assembly
  32. I/O board
  33. System board assembly and USB board
  34. Thermal module
  35. LCD unit
  36. Speaker assembly
  37. DC-in connector and base cover
  38. LCD front bezel
  39. Camera
  40. LCD panel, LCD cable, and hinges
  41. Antenna assembly and LCD rear cover
  42. Chapter 8. Locations
  43. Right-side view
  44. Chapter 9. Parts list
  45. Overall
  46. LCD FRUs
  47. Keyboard
  48. Miscellaneous parts
  49. ac power adapters
  50. Power cords
  51. Appendix A. Notices
  52. Electronic emissions notices
B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. supported operating systems
  2. operating systems
B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. initial setup instructions
  2. electronic emission notices
B490 first page preview

B490

Brand: Lenovo | Category: Laptop
Table of contents
  1. initial setup instructions
  2. electronic emission notices
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