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Lenovo ThinkPad X121e Hardware Maintenance Manual - Page 100

Windows Vista Business (32-bit) DVDs, Windows 7 Home Basic (32-bit) with Service Pack 1 DVDs, CTO, 5Bx

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Table 17. Parts list-Windows XP Professional recovery DVDs Language French German Italian Japanese Spanish US English P/N 04T1928 04T1929 04T1930 04T1931 04T1932 04T1933 CRU ID * Windows Vista Business (32-bit) DVDs Windows Vista Business is preinstalled as the operating system in the following models: • 3045-CTO • 3048-CTO • 3049-CTO • 3051-CTO • 3053-CTO • 3055-CTO Note: The Windows Vista recovery DVDs are available only for models with a valid Microsoft Windows Vista certificate of authenticity (COA) affixed to the system. Due to a Microsoft licensing limitation, if a model came with Windows Vista Business or Windows Vista Ultimate preinstalled from the factory, but has a Windows 7 COA affixed to the system, that model is eligible only for recovery DVDs that match the operating system specified on the COA. Table 18. Parts list-Windows Vista Business (32-bit) recovery DVDs Language US English P/N 04T4054 CRU ID * Windows 7 Home Basic (32-bit) with Service Pack 1 DVDs Windows 7 Home Basic (32-bit) is preinstalled as the operating system in the following models: • 3045-CTO, 63x, 6Ax, 6Bx, 73x, 74x, 75x, 76x, 77x, 78x, 79x, 7Ax • 3048-CTO, 27x, 28x, 2Wx, 2Xx, 2Yx, 32x, 33x, 34x, 35x • 3049-CTO • 3051-CTO, 5Bx, 5Cx, 5Mx, 5Nx, 5Px, 5Qx, 5Rx, 5Sx, 5Tx • 3053-CTO, 23x, 24x, 2Rx, 2Sx, 2Tx, 2Ux, 2Vx, 2Wx, 2Xx • 3055-CTO Table 19. Parts list-Windows 7 Home Basic (32-bit) with Service Pack 1 recovery DVDs Language P/N Arabic 04T3151 Brazilian Portuguese 04T3152 French 04T3155 Indian English 04T3154 Portuguese 04T3156 Russian 04T3157 CRU ID * 94 Hardware Maintenance Manual

Section	Page
About this manual	5
Chapter 1. Safety information	7
General safety	7
Electrical safety	8
Safety inspection guide	9
Handling devices that are sensitive to electrostatic discharge	9
Grounding requirements	10
Safety notices (multilingual translations)	10
Chapter 2. Important service information	25
Strategy for replacing FRUs	25
Strategy for replacing a hard disk drive	26
Important notice for replacing a system board	26
How to use error message	26
Strategy for replacing FRUs for CTO, CMV, and GAV	26
Product definition	26
FRU identification for CTO, CMV, and GAV products	27
Chapter 3. General checkout	29
What to do first	29
Checkout guide	30
System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program	30
System supporting the Lenovo diagnostics programs	34
Power system checkout	36
Checking the ac power adapter	36
Checking operational charging	37
Checking the battery pack	37
Checking the backup battery	38
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
How to remove the power-on password	41
How to remove the hard-disk password	41
Power management	42
Screen blank mode	42
Sleep (standby) mode	42
Hibernation mode	43
Symptom-to-FRU index	43
Numeric error codes	44
Error messages	45
Beep symptoms	45
No-beep symptoms	45
LCD-related symptoms	46
Intermittent problems	46
Undetermined problems	47
Chapter 5. Status indicators	49
Chapter 6. Fn key combinations	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 and replacing a FRU	57
Before servicing ThinkPad X121e models	57
1010 Battery pack	58
1020 Bottom slot cover	59
1030 Memory modules	60
1040 Hard disk drive or solid state drive assembly	60
1050 PCI Express Mini Card for wireless LAN	62
1060 PCI Express Mini Card for wireless WAN	64
1070 Keyboard	65
1080 Power sub card and microphone	67
1090 Top case assembly	68
1100 Bluetooth daughter card	70
1110 Speaker assembly	71
1120 I/O board	71
1130 System board assembly, fan assembly, and backup battery	72
1140 CRT board assembly (with cable)	75
1150 DC-in sub card and base cover assembly	75
2010 LCD unit	78
2020 LCD bezel assembly	80
2030 Integrated camera	80
2040 LCD panel, LCD cable, and hinges	81
2050 Wireless LAN antenna assembly, wireless WAN antenna assembly, and LCD rear cover assembly	83
Chapter 9. Locations	85
Front view	85
Rear view	86
Bottom view	86
Chapter 10. Parts list	87
Overall	88
LCD FRUs	94
Keyboard	96
Miscellaneous parts	98
ac power adapters	98
Power cords	98
Recovery discs	99
Windows XP Professional DVDs	99
Windows Vista Business (32-bit) DVDs	100
Windows 7 Home Basic (32-bit) with Service Pack 1 DVDs	100
Windows 7 Home Basic (64-bit) with Service Pack 1 DVDs	101
Windows 7 Home Premium (32-bit) with Service Pack 1 DVDs	101
Windows 7 Home Premium (64-bit) with Service Pack 1 DVDs	102
Windows 7 Professional (32-bit) with Service Pack 1 DVDs	103
Windows 7 Professional (64-bit) with Service Pack 1 DVDs	103
Windows 7 Ultimate (32-bit) with Service Pack 1 DVDs	104
Windows 7 Ultimate (64-bit) with Service Pack 1 DVDs	104
Windows 7 Starter (32-bit) with Service Pack 1 DVDs	105
Common service tools	105
Appendix A. Notices	107
Electronic emission notices	108