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Lenovo ThinkPad X220 Hardware Maintenance Manual - Page 130

CTO, 26x, 29x, 2Ex, 2Gx, 2Lx, 2Nx, 3Jx, 3Nx, 3Px, 43x, 48x, 49x, 4Jx, 4Nx, 4Px, 4Tx, 4Rx, 4Lx, 4Cx - ultrabase

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Table 9. Parts list - Overall (continued) No. FRU 12 SATA solid state drive, 128 GB • 4294-CTO, 2Dx, 2Mx • 4296-CTO, 27x, 28x, 35x • 4297-CTO • 4298-CTO, 4Tx, 4Rx, 4Lx, 4Cx, 4Bx, 3Yx, 3Xx, 3Mx, 3Lx, 3Kx, 3Gx, 3Ax, 2Wx, 2Mx, 2Kx • 4299-CTO, 2Px, 2Qx, 2Rx, 36x, 37x • 4300-CTO • 4301-CTO 12 SATA solid state drive, 160 GB • 4294-CTO, 27x, 2Ax, 2Cx, 2Hx • 4296-CTO, 24x, 25x, 29x, 2Dx, 2Gx, 2Jx, 2Mx, 2Px, 38x, 3Cx, 3Ex, 3Ux, 3Xx • 4297-CTO • 4298-CTO, 26x, 29x, 2Ex, 2Gx, 2Lx, 2Nx, 3Jx, 3Nx, 3Px, 43x, 48x, 49x, 4Jx, 4Nx, 4Px, 4Sx, 4Vx, 4Wx, 56x • 4299-CTO, 2Cx, 2Dx, 2Gx, 2Jx, 2Kx, 4Tx, 4Ux, 4Vx, 55x • 4300-CTO • 4301-CTO 13 Hard disk drive cover assembly 14 ThinkPad X220 UltraBase 14 ThinkPad X220 UltraBase 15 DVD-ROM drive • 4294-CTO • 4296-CTO • 4297-CTO • 4298-CTO • 4299-CTO • 4300-CTO • 4301-CTO 15 DVD-ROM drive • 4294-CTO • 4296-CTO • 4297-CTO • 4298-CTO • 4299-CTO • 4300-CTO • 4301-CTO FRU no. CRU ID 45N7981 * 45N8057 * 04W1414 * 04W1420 * 04W1890 * 45N7485 * 45N7521 * 124 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
Laser compliance statement (multilingual translations)	22
Chapter 2. Important service information	29
Strategy for replacing FRUs	29
Strategy for replacing a hard disk drive	30
Important notice for replacing a system board	30
How to use error message	30
Strategy for replacing FRUs for CTO, CMV, and GAV	31
Product definition	31
FRU identification for CTO, CMV, and GAV products	31
Chapter 3. General checkout	33
What to do first	33
Checkout guide	34
System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program	34
System supporting the Lenovo diagnostics programs	39
Power system checkout	41
Checking the ac power adapter	41
Checking operational charging	42
Checking the battery pack	42
Checking the backup battery	43
Chapter 4. Related service information	45
Restoring the factory contents by using Product Recovery discs	45
Restoring the factory contents by using Recovery Disc Set	45
Passwords	47
Power-on password	47
Hard-disk password	47
Supervisor password	47
How to remove the power-on password	47
How to remove the hard-disk password	48
Power management	48
Screen blank mode	48
Sleep (Standby) mode	49
Hibernation mode	49
Symptom-to-FRU index	50
Numeric error codes	51
Error messages	55
Beep symptoms	56
No-beep symptoms	56
LCD-related symptoms	57
Intermittent problems	57
Undetermined problems	57
Chapter 5. Status indicators	59
Chapter 6. Fn key combinations	61
Chapter 7. FRU replacement notices	63
Screw notices	63
Retaining serial numbers	64
Restoring the serial number of the system unit	64
Retaining the UUID	65
Reading or writing the ECA information	65
Chapter 8. Removing and replacing a FRU	67
Before servicing ThinkPad X220 Tablet and X220i Tablet models	68
1010 Digitizer pen	69
1020 Battery pack	69
1030 Hard disk drive (HDD) and solid state drive (SSD)	70
1040 DIMM	72
1050 Hinge caps	74
1060 Keyboard	74
1070 Palm rest	77
1080 Backup battery	79
1090 PCI Express Mini Card for wireless LAN/WiMAX	81
1100 PCI Express Mini Card for wireless WAN	83
1110 Bluetooth daughter card	84
1120 Keyboard bezel	85
1130 LCD assembly	87
1140 DC-in connector, base cover, fan, digitizer pen case, and pen switch assembly	90
1150 System board and ExpressCard slot assemblies	95
1160 Speaker assembly	97
1170 mSATA solid state drive	98
2010 LCD front bezel	99
2020 Micro-Processor card	101
2030 Hinge	102
2040 LCD panel and LCD cable	103
2050 Integrated camera	106
2060 LCD rear cover and wireless antenna cables	107
Chapter 9. Locations	111
Front view	111
Rear view	112
Rear view (tablet mode)	113
Bottom view	113
Top view (ThinkPad X220 UltraBase)	114
Bottom view (ThinkPad X220 UltraBase)	114
Chapter 10. Parts list	115
Overall	116
LCD FRUs	132
Keyboard	136
Miscellaneous parts	137
ac power adapter	138
Power cords	139
Recovery discs	140
Windows XP Professional DVDs	140
Windows XP Tablet (32 bit) DVDs	140
Windows Vista Business (32 bit) DVDs	141
Windows Vista Home Basic (32 bit) DVDs	141
Windows 7 Professional (32 bit) DVDs	141
Windows 7 Professional (64 bit) DVDs	142
Windows 7 Ultimate (32 bit) DVDs	143
Windows 7 Ultimate (64 bit) DVDs	143
Windows 7 Home Basic (32 bit) DVDs	144
Windows 7 Home Basic (64 bit) DVDs	144
Windows 7 Home Premium (32 bit) DVDs	144
Windows 7 Home Premium (64 bit) DVDs	145
Common service tools	146
Notices	146
Electronic emissions notices	147