Lenovo ThinkPad Edge 15 Hardware Maintenance Manual - Page 3

Contents, Related service - problems

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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 17 Chapter 2. Important service information 23 Strategy for replacing FRUs 23 Strategy for replacing a hard disk drive . . . 24 Important notice for replacing a system board 24 How to use error message 24 Strategy for replacing FRUs for CTO, CMV, and GAV 24 Product definition 24 FRU identification for CTO, CMV, and GAV products 25 Chapter 3. General checkout . . . . . 27 What to do first 27 Checkout guide 28 Diagnostics using PC-Doctor for DOS. . . . 28 Lenovo ThinkVantage Toolbox (Lenovo System Toolbox 31 PC-Doctor for Rescue and Recovery . . . . 31 Lenovo Solution Center 31 FRU tests 34 Power system checkout 35 Checking the ac adapter 35 Checking operational charging 35 Checking the battery pack 36 Checking the backup battery 36 Chapter 4. Related service information 39 Restoring the factory contents by using Recovery Disc Set 39 Passwords 40 Power-on password 40 Hard-disk password 40 Supervisor password 41 © Copyright Lenovo 2010, 2012 How to remove the power-on password . . . 41 How to remove the hard-disk password . . . 41 Power management 42 Screen blank mode 42 Sleep mode 42 Hibernation mode 42 Symptom-to-FRU index 43 Numeric error codes 43 Error messages 45 No-beep symptoms 46 LCD-related symptoms 46 Intermittent problems 46 Undetermined problems 47 Chapter 5. Status indicators . . . . . 49 Chapter 6. Special keys and Fn key combination 51 Chapter 7. FRU replacement notices 53 Screw notices 53 Retaining serial numbers 54 Restoring the serial number of the system unit 54 Retaining the UUID 55 Reading or writing the ECA information . . . 55 Chapter 8. Removing or replacing a FRU 57 1010 Battery pack 58 1020 Optical drive or travel cover 58 1030 Thermal cover 59 1040 Hard disk drive (HDD) assembly . . . . . 60 1050 DIMM 61 1060 Fan assembly 63 1070 CPU 66 1080 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN 67 1090 Palm rest assembly with cables 69 1100 PCI Express Mini Card for wireless LAN . . 72 1110 Backup battery 74 1120 Bluetooth daughter card (BDC-2) . . . . . 75 1130 Keyboard 75 1140 Keyboard bezel 78 1150 LCD unit 80 1160 Top shielding assembly 83 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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3
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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23
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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How to use error message
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Strategy for replacing FRUs for CTO, CMV, and
GAV
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24
Product definition
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24
FRU identification for CTO, CMV, and GAV
products
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Chapter 3. General checkout
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What to do first
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Checkout guide
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28
Diagnostics using PC-Doctor for DOS
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Lenovo ThinkVantage Toolbox (Lenovo System
Toolbox)
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PC-Doctor for Rescue and Recovery
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Lenovo Solution Center
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FRU tests
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Power system checkout
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Checking the ac adapter
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Checking operational charging
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Checking the battery pack
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Checking the backup battery
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Chapter 4. Related service
information
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39
Restoring the factory contents by using Recovery
Disc Set
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Passwords
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Power-on password
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Hard-disk password
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Supervisor password
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How to remove the power-on password .
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How to remove the hard-disk 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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Symptom-to-FRU index
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Numeric error codes
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Error messages
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No-beep symptoms
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LCD-related symptoms
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46
Intermittent problems
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Undetermined problems
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47
Chapter 5. Status indicators
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49
Chapter 6. Special keys and Fn key
combination
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51
Chapter 7. FRU replacement
notices
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Screw notices
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Retaining serial numbers
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54
Restoring the serial number of the system
unit
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Retaining the UUID
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Reading or writing the ECA information .
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Chapter 8. Removing or replacing a
FRU
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57
1010 Battery pack
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1020 Optical drive or travel cover
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1030 Thermal cover
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1040 Hard disk drive (HDD) assembly
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1050 DIMM
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1060 Fan assembly
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1070 CPU
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1080 Wireless WAN slot cover and PCI Express
Mini Card for wireless WAN
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1090 Palm rest assembly with cables
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1100 PCI Express Mini Card for wireless LAN
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1110 Backup battery
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1120
Bluetooth
daughter card (BDC-2)
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1130 Keyboard
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1140 Keyboard bezel
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1150 LCD unit
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1160 Top shielding assembly
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83
© Copyright Lenovo 2010, 2012
i