Lenovo ThinkPad Edge E220s Hardware Maintenance Manual - Page 3

Contents, Related service - battery replacement

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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 Chapter 2. Important service information 19 Strategy for replacing FRUs 19 Strategy for replacing a hard disk drive . . . 20 Important notice for replacing a system board 20 How to use error message 20 Strategy for replacing FRUs for CTO, CMV, and GAV 20 Product definition 20 FRU identification for CTO, CMV, and GAV products 21 Chapter 3. General checkout . . . . . 23 What to do first 23 Checkout guide 24 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program 24 System supporting the Lenovo diagnostics programs 28 Power system checkout 30 Checking the ac power adapter 30 Checking operational charging 31 Checking the battery pack 31 Checking the backup battery 31 Chapter 4. Related service information 33 Restoring the factory contents by using Recovery Disc Set 33 Passwords 34 Power-on password 34 Hard-disk password 34 Supervisor password 35 How to remove the power-on password . . . 35 How to remove the hard-disk password . . . 35 Power management 36 © Copyright Lenovo 2012 Screen blank mode 36 Sleep (standby) mode 36 Hibernation mode 37 Symptom-to-FRU index 37 Numeric error codes 38 Error messages 38 No-beep symptoms 38 LCD-related symptoms 39 Intermittent problems 39 Undetermined problems 39 Chapter 5. Status indicators . . . . . 41 Chapter 6. Special keys 43 Chapter 7. FRU replacement notices 45 Screw notices 45 Retaining serial numbers 46 Restoring the serial number of the system unit 46 Retaining the UUID 47 Reading or writing the ECA information . . . 47 Chapter 8. Removing and replacing a FRU 49 Before servicing ThinkPad Edge E220s and S220 49 1000 Disabling the battery pack in UEFI BIOS . . 50 1010 Hard disk drive or solid state drive assembly 50 1020 Keyboard 52 1030 Top case assembly 54 1040 Backup battery 56 1050 Speaker assembly 57 1080 Battery pack 58 1090 DIMM 58 1100 PCI Express Mini Card for wireless LAN . . 59 1110 PCI Express Mini Card for wireless WAN . . 60 1120 Bluetooth daughter card 62 1130 DC-in sub card 62 1140 System board assembly and fan assembly . 64 1150 HDD sub card 67 1160 I/O sub card 68 1170 LCD unit 69 Chapter 9. Locations 71 Front view 71 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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Chapter 2. Important service
information
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19
Strategy for replacing FRUs
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19
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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Product definition
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20
FRU identification for CTO, CMV, and GAV
products
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Chapter 3. General checkout
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23
What to do first
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Checkout guide
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24
System supporting the Lenovo ThinkVantage
Toolbox program and the PC-Doctor for DOS
diagnostics program
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24
System supporting the Lenovo diagnostics
programs
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28
Power system checkout
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30
Checking the ac power adapter
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30
Checking operational charging
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Checking the battery pack
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31
Checking the backup battery
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Chapter 4. Related service
information
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33
Restoring the factory contents by using Recovery
Disc Set
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33
Passwords
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34
Power-on password
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Hard-disk password
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34
Supervisor password
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35
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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36
Screen blank mode
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Sleep (standby) mode
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Hibernation mode
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37
Symptom-to-FRU index
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37
Numeric error codes
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Error messages
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38
No-beep symptoms
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LCD-related symptoms
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39
Intermittent problems
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Undetermined problems
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Chapter 5. Status indicators
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41
Chapter 6. Special keys
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43
Chapter 7. FRU replacement
notices
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45
Screw notices
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45
Retaining serial numbers
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46
Restoring the serial number of the system
unit
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46
Retaining the UUID
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47
Reading or writing the ECA information .
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47
Chapter 8. Removing and replacing a
FRU
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49
Before servicing ThinkPad Edge E220s and
S220
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49
1000 Disabling the battery pack in UEFI BIOS
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50
1010 Hard disk drive or solid state drive
assembly
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50
1020 Keyboard
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1030 Top case assembly
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1040 Backup battery
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1050 Speaker assembly
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1080 Battery pack
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1090 DIMM
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1100 PCI Express Mini Card for wireless LAN
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1110 PCI Express Mini Card for wireless WAN .
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60
1120 Bluetooth daughter card
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1130 DC-in sub card
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1140 System board assembly and fan assembly
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64
1150 HDD sub card
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67
1160 I/O sub card
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68
1170 LCD unit
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69
Chapter 9. Locations
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71
Front view
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71
© Copyright Lenovo 2012
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