Lenovo ThinkPad T400s 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 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 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 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 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 43 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 51 LCD-related symptoms 51 Intermittent problems 52 Undetermined problems 52 Chapter 5. Status indicators . . . . . 55 Chapter 6. Fn key combinations . . . 59 Chapter 7. FRU replacement notices 61 Screw notices 61 Retaining serial numbers 62 Restoring the serial number of the system unit 62 Retaining the UUID 63 Reading or writing the ECA information . . . 63 Chapter 8. Removing and replacing a FRU 65 Before servicing ThinkPad T400s, T410s, and T410si 65 1010 Battery pack 66 1020 Serial Ultrabay Slim device or travel bezel . . 67 1030 Solid state drive (SSD) or hard disk drive (HDD 68 1040 DIMM 69 1050 PCI Express Mini Card for wireless LAN . . 71 1060 PCI Express Mini Card for wireless WAN . . 73 1070 Keyboard 74 1080 Backup battery 78 1090 Wireless USB adapter or Intel Turbo Memory 78 1100 Palm rest or palm rest with fingerprint reader 79 1110 Bluetooth daughter card (BDC-2) . . . . . 80 1120 Keyboard bezel and speaker assembly . . . 81 © Copyright Lenovo 2009, 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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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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17
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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24
Product definition
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24
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 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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43
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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51
LCD-related symptoms
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51
Intermittent problems
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52
Undetermined problems
.
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52
Chapter 5. Status indicators
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55
Chapter 6. Fn key combinations
...
59
Chapter 7. FRU replacement
notices
................
61
Screw notices
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61
Retaining serial numbers
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62
Restoring the serial number of the system
unit
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62
Retaining the UUID
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63
Reading or writing the ECA information .
.
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63
Chapter 8. Removing and replacing a
FRU
..................
65
Before servicing ThinkPad T400s, T410s, and
T410si
.
.
.
.
.
.
.
.
.
.
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65
1010 Battery pack
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66
1020 Serial Ultrabay Slim device or travel bezel .
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67
1030 Solid state drive (SSD) or hard disk drive
(HDD)
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68
1040 DIMM
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69
1050 PCI Express Mini Card for wireless LAN
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71
1060 PCI Express Mini Card for wireless WAN .
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73
1070 Keyboard
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74
1080 Backup battery
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78
1090 Wireless USB adapter or Intel Turbo
Memory
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78
1100 Palm rest or palm rest with fingerprint
reader
.
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.
.
.
.
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.
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.
.
.
.
.
.
.
.
79
1110 Bluetooth daughter card (BDC-2)
.
.
.
.
.
80
1120 Keyboard bezel and speaker assembly .
.
.
81
© Copyright Lenovo 2009, 2012
i