Lenovo ThinkPad X220 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 16 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 25 Product definition 25 FRU identification for CTO, CMV, and GAV products 25 Chapter 3. General checkout . . . . . 27 What to do first 27 Checkout guide 28 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program 28 System supporting the Lenovo diagnostics programs 33 Power system checkout 35 Checking the ac power adapter 35 Checking operational charging 36 Checking the battery pack 36 Checking the backup battery 37 Chapter 4. Related service information 39 Restoring the factory contents by using Product Recovery discs 39 Restoring the factory contents by using Recovery Disc Set 39 Passwords 41 Power-on password 41 Hard-disk password 41 © Copyright Lenovo 2012 Supervisor password 41 How to remove the power-on password . . . 41 How to remove the hard-disk password . . . 42 Power management 42 Screen blank mode 42 Sleep (Standby) mode 43 Hibernation mode 43 Symptom-to-FRU index 44 Numeric error codes 45 Error messages 49 Beep symptoms 50 No-beep symptoms 50 LCD-related symptoms 51 Intermittent problems 51 Undetermined problems 51 Chapter 5. Status indicators . . . . . 53 Chapter 6. Fn key combinations . . . 55 Chapter 7. FRU replacement notices 57 Screw notices 57 Retaining serial numbers 58 Restoring the serial number of the system unit 58 Retaining the UUID 59 Reading or writing the ECA information . . . 59 Chapter 8. Removing and replacing a FRU 61 Before servicing ThinkPad X220 Tablet and X220i Tablet models 62 1010 Digitizer pen 63 1020 Battery pack 63 1030 Hard disk drive (HDD) and solid state drive (SSD 64 1040 DIMM 66 1050 Hinge caps 68 1060 Keyboard 68 1070 Palm rest 71 1080 Backup battery 73 1090 PCI Express Mini Card for wireless LAN/WiMAX 75 1100 PCI Express Mini Card for wireless WAN . . 77 1110 Bluetooth daughter card 78 1120 Keyboard bezel 79 1130 LCD assembly 81 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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1
Electrical safety
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2
Safety inspection guide
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3
Handling devices that are sensitive to electrostatic
discharge
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3
Grounding requirements
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4
Safety notices (multilingual translations)
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4
Laser compliance statement (multilingual
translations)
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16
Chapter 2. Important service
information
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23
Strategy for replacing FRUs
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23
Strategy for replacing a hard disk drive
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24
Important notice for replacing a system
board
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24
How to use error message
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24
Strategy for replacing FRUs for CTO, CMV, and
GAV
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25
Product definition
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25
FRU identification for CTO, CMV, and GAV
products
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25
Chapter 3. General checkout
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27
What to do first
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27
Checkout guide
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28
System supporting the Lenovo ThinkVantage
Toolbox program and the PC-Doctor for DOS
diagnostics program
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28
System supporting the Lenovo diagnostics
programs
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33
Power system checkout
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35
Checking the ac power adapter
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35
Checking operational charging
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36
Checking the battery pack
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36
Checking the backup battery
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37
Chapter 4. Related service
information
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39
Restoring the factory contents by using Product
Recovery discs
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39
Restoring the factory contents by using Recovery
Disc Set
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39
Passwords
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41
Power-on password
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41
Hard-disk password
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41
Supervisor password
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41
How to remove the power-on password .
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41
How to remove the hard-disk password .
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42
Power management
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42
Screen blank mode
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42
Sleep (Standby) mode
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43
Hibernation mode
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43
Symptom-to-FRU index
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44
Numeric error codes
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45
Error messages
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49
Beep symptoms
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50
No-beep symptoms
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50
LCD-related symptoms
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51
Intermittent problems
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51
Undetermined problems
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51
Chapter 5. Status indicators
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53
Chapter 6. Fn key combinations
...
55
Chapter 7. FRU replacement
notices
................
57
Screw notices
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57
Retaining serial numbers
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58
Restoring the serial number of the system
unit
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58
Retaining the UUID
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59
Reading or writing the ECA information .
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59
Chapter 8. Removing and replacing a
FRU
..................
61
Before servicing ThinkPad X220 Tablet and X220i
Tablet models
.
.
.
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62
1010 Digitizer pen
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63
1020 Battery pack
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63
1030 Hard disk drive (HDD) and solid state drive
(SSD)
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64
1040 DIMM
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1050 Hinge caps
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68
1060 Keyboard
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68
1070 Palm rest
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71
1080 Backup battery
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73
1090 PCI Express Mini Card for wireless
LAN/WiMAX
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75
1100 PCI Express Mini Card for wireless WAN .
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1110 Bluetooth daughter card
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78
1120 Keyboard bezel
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79
1130 LCD assembly
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81
© Copyright Lenovo 2012
i