Lenovo B590 Hardware Maintenance Manual - Page 3

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Contents About this manual iii Chapter 1. Safety information 1 General safety 1 Electrical safety 2 Safety inspection guide 3 Handling devices that are sensitive to electrostatic discharge 3 Grounding requirements 4 Safety notices (multilingual translations 4 Laser compliance statement (multilingual translations 19 Chapter 2. Important service information 27 Strategy for replacing FRUs 27 Strategy for replacing a hard disk drive . . . 28 Important notice for replacing a system board 28 Important information about replacing RoHS compliant FRUs 28 Chapter 3. General checkout . . . . . 29 What to do first 29 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Chapter 4. Related service information 33 Recovering the computer settings 33 Passwords 33 Power-on password 34 Supervisor password 34 Power management 34 Screen blank mode 34 Sleep mode 34 Hibernation mode 35 Chapter 5. Lenovo B590 37 Specifications 37 Status indicators 38 Fn key combinations 39 Chapter 6. FRU replacement notices 41 Screw notices 41 Chapter 7. Removing and replacing a FRU 43 General guidelines 43 1010 Battery pack 44 1020 Bottom slot cover 44 1030 Optical drive 45 1040 Memory modules 46 1050 Hard disk drive assembly 47 1060 PCI Express Mini Card for wireless LAN . . 49 1070 mSATA solid state drive 51 1080 Backup battery 52 1090 Keyboard 53 1100 Keyboard bezel 56 1110 LED board 58 1120 Power board and touch pad bracket . . . . 59 1130 Microphone assembly 60 1140 I/O board 61 1150 System board assembly and USB board . . 62 1160 DC-in connector 65 1170 Thermal module 66 1180 CPU 68 1190 LCD unit 69 1210 Speaker assembly and base cover . . . . 71 2010 LCD front bezel 73 2020 Camera 74 2030 LCD panel, LCD cable, and hinges . . . . 75 2040 Antenna assembly and LCD rear cover . . . 77 Chapter 8. Locations 79 Right-side view 79 Bottom view 80 Chapter 9. Parts list 81 Overall 82 LCD FRUs 85 Keyboard 87 Miscellaneous parts 89 ac power adapters 90 Power cords 91 Appendix A. Notices 95 Electronic emissions notices 96 Trademarks 96 © Copyright Lenovo 2012 i

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Contents
About this manual
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iii
Chapter 1. Safety information
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1
General safety
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Electrical safety
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Safety inspection guide
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Handling devices that are sensitive to electrostatic
discharge
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Grounding requirements
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Safety notices (multilingual translations)
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Laser compliance statement (multilingual
translations)
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Chapter 2. Important service
information
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Strategy for replacing FRUs
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Strategy for replacing a hard disk drive
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Important notice for replacing a system
board
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Important information about replacing RoHS
compliant FRUs
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Chapter 3. General checkout
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What to do first
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Power system checkout
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Checking the ac power adapter
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Checking operational charging
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Checking the battery pack
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Chapter 4. Related service
information
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Recovering the computer settings
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Passwords
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Power-on password
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Supervisor password
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Power management
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Screen blank mode
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Sleep mode
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Hibernation mode
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Chapter 5. Lenovo B590
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Specifications
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Status indicators
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Fn key combinations
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Chapter 6. FRU replacement
notices
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Screw notices
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Chapter 7. Removing and replacing a
FRU
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General guidelines
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1010 Battery pack
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1020 Bottom slot cover
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1030 Optical drive
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1040 Memory modules
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1050 Hard disk drive assembly
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1060 PCI Express Mini Card for wireless LAN
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1070 mSATA solid state drive
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1080 Backup battery
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1090 Keyboard
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1100 Keyboard bezel
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1110 LED board
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1120 Power board and touch pad bracket
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1130 Microphone assembly
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1140 I/O board
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1150 System board assembly and USB board
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1160 DC-in connector
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1170 Thermal module
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1180 CPU
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1190 LCD unit
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1210 Speaker assembly and base cover
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2010 LCD front bezel
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2020 Camera
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2030 LCD panel, LCD cable, and hinges
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2040 Antenna assembly and LCD rear cover .
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Chapter 8. Locations
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79
Right-side view
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Bottom view
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Chapter 9. Parts list
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81
Overall
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LCD FRUs
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85
Keyboard
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87
Miscellaneous parts
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89
ac power adapters
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90
Power cords
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91
Appendix A. Notices
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95
Electronic emissions notices
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96
Trademarks
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96
© Copyright Lenovo 2012
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