Lenovo B520e IdeaCentre B520e Hardware Maintenance Manual (English) - Page 5

Contents, Using the Setup Utility.. - manual

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Contents Chapter 1. About this manual . . . . . 1 Important Safety Information 1 Chapter 2. Safety information . . . . . 3 General safety 3 Electrical safety 3 Safety inspection guide 5 Handling electrostatic discharge-sensitive devices 5 Grounding requirements 6 Safety notices 6 Chapter 3. General information . . . . 9 Specifications 9 Chapter 4. General Checkout . . . . . 11 Problem determination tips 11 Chapter 5. Using the Setup Utility. . . 13 Starting the Setup Utility program 13 Viewing and changing settings 13 Using passwords 13 Using Device 15 Selecting a startup device 15 Exiting from the Setup Utility program . . . . . 16 Chapter 6. Symptom-to-FRU Index . . 17 Hard disk drive boot error 17 Power Supply Problems 17 Beep symptoms 17 POST error codes 17 Undetermined problems 18 Chapter 7. Locations 19 Locating components, controls and connectors . 19 Chapter 8. Replacing hardware . . . . 25 General information 25 Removing the computer cover 26 Removing the back deco 26 Removing the computer stand 27 Replacing a memory module 28 Replacing the optical drive 29 Replacing the hard disk drive 31 Replacing the bluetooth module 32 Removing the EMI cover 33 Replacing the converter board 34 Replacing the system fan 35 Replacing the heatsink 36 Replacing the CPU 37 Replacing the rear I/O module 40 Replacing the speaker system 41 Replacing the TV tuner card 42 Replacing the TV tuner card bracket 43 Replacing the TV scale board 44 Replacing the WLAN card 45 Replacing the power supply 46 Replacing the touch module 47 Replacing the motherboard 48 Replacing the LED panel 49 Replacing the IR emitter 51 Replacing the keyboard and mouse 52 Chapter 9. Additional Service Information 55 © Copyright Lenovo 2011 iii

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Contents
Chapter 1. About this manual
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1
Important Safety Information
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Chapter 2. Safety information
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General safety
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Electrical safety
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Safety inspection guide
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Handling electrostatic discharge-sensitive
devices
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Grounding requirements
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Safety notices
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Chapter 3. General information
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Specifications
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Chapter 4. General Checkout
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Problem determination tips
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Chapter 5. Using the Setup Utility. . .
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Starting the Setup Utility program
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Viewing and changing settings
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Using passwords
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Using Device
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Selecting a startup device
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Exiting from the Setup Utility program
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Chapter 6. Symptom-to-FRU Index . .
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Hard disk drive boot error
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Power Supply Problems
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Beep symptoms
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POST error codes
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Undetermined problems
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Chapter 7. Locations
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Locating components, controls and connectors
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Chapter 8. Replacing hardware
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General information
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Removing the computer cover
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Removing the back deco
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Removing the computer stand
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Replacing a memory module
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Replacing the optical drive
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Replacing the hard disk drive
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Replacing the bluetooth module
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Removing the EMI cover
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Replacing the converter board
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Replacing the system fan
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Replacing the heatsink
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Replacing the CPU
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Replacing the rear I/O module
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Replacing the speaker system
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Replacing the TV tuner card
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Replacing the TV tuner card bracket
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Replacing the TV scale board
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Replacing the WLAN card
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Replacing the power supply
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Replacing the touch module
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Replacing the motherboard
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Replacing the LED panel
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49
Replacing the IR emitter
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Replacing the keyboard and mouse
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Chapter 9. Additional Service
Information
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55
© Copyright Lenovo 2011
iii