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Lenovo ThinkPad L520 Hardware Maintenance Manual - Page 156

Windows 7 Home Premium (64 bit) DVDs, CTO, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 4Cx, 4Dx

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Table 25. Parts list-Windows 7 Home Premium (32 bit) recovery DVDs Language Indian English Simplified Chinese US English P/N 04T3531 04T3530 04T3532 CRU ID * Windows 7 Home Premium (64 bit) DVDs Windows 7 Home Premium (64 bit) is preinstalled as the operating system in the following models: • 7826-CTO, • 7827-CTO, 4Kx • 7829-CTO, 4Nx, 4Px • 7853-CTO • 7854-CTO,4Jx • 7856-CTO, 3Rx, 3Sx, 3Tx, 3Ux, 3Vx, 4Cx, 4Dx • 5015-CTO • 5016-CTO • 5017-CTO • 5019-CTO • 7859-CTO • 7860-CTO Table 26. Parts list-Windows 7 Home Premium (64 bit) recovery DVDs Language P/N Arabic Brazil Portuguese C&L Croatian (English/Slovenian,/Croatian) C&L EMEA (Dutch/French/German/Italian/English) C&L Nordics (Danish/Finnish/Swedish/Norwegian/English) Czech French German Greek Hebrew Hungarian Japanese Korean English Polish Portuguese Romanian Russian Serbian-Latin Simplified Chinese 04T3534 04T3535 04T3559 04T3558 04T3557 04T3538 04T3539 04T3541 04T3540 04T3542 04T3544 04T3545 04T3546 04T3547 04T3548 04T3549 04T3550 04T3553 04T3536 CRU ID * 150 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)	23
Chapter 2. Important service information	31
Strategy for replacing FRUs	31
Strategy for replacing a hard disk drive	32
Important notice for replacing a system board	32
How to use error message	32
Strategy for replacing FRUs for CTO, CMV, and GAV	32
Product definition	32
FRU identification for CTO, CMV, and GAV products	33
Chapter 3. General checkout	35
What to do first	35
Checkout guide	36
System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for DOS diagnostics program	36
System supporting the Lenovo diagnostics programs	40
Power system checkout	42
Checking the ac power adapter	42
Checking operational charging	43
Checking the battery pack	43
Checking the backup battery	44
Chapter 4. Related service information	45
Restoring the factory contents by using Recovery Disc Set	45
Passwords	46
Power-on password	46
Hard-disk password	46
Supervisor password	47
How to remove the power-on password	47
How to remove the hard-disk password	47
Power management	48
Screen blank mode	48
Sleep (standby) mode	48
Hibernation mode	49
Symptom-to-FRU index	49
Numeric error codes	50
Error messages	52
No-beep symptoms	52
LCD-related symptoms	52
Intermittent problems	53
Undetermined problems	53
Chapter 5. Status indicators	55
Chapter 6. Fn key combinations	57
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	62
Reading or writing the ECA information	63
Chapter 8. Removing and replacing a FRU	65
1010 Battery pack	65
1020 ExpressCard blank bezel and Media Card blank bezel	66
1030 Optical drive or travel cover	68
1040 Thermal cover	69
1050 Hard disk drive or solid state drive assembly	70
1060 DIMM	73
1070 Fan assembly	73
1080 CPU	76
1090 SIM slot cover	77
1110 Wireless WAN slot cover and PCI Express Mini Card for wireless WAN	78
1110 mSATA solid state drive	79
1120 Palm rest assembly with cables	81
1130 PCI Express Mini Card for wireless LAN	84
1140 Backup battery	86
1150 Bluetooth daughter card	86
1160 Media Card Reader slot board and Media Card Reader cable assembly	87
1170 Keyboard	89
1180 Keyboard bezel	91
1190 LCD unit	93
2010 Top shielding assembly	96
2020 System board assembly	98
2030 USB connector board and USB cable assembly	104
2040 DC-in cable and base cover	105
2050 LCD front bezel	108
2060 Speaker assembly	109
2070 Integrated camera	110
2080 Antenna assembly	111
2090 Hinges, LCD panel, LCD cable, and LCD rear cover assembly	113
Chapter 9. Locations	117
Front view	117
Rear view	118
Bottom view	118
Chapter 10. Parts list	119
Overall	120
LCD FRUs	143
Keyboard	148
Miscellaneous parts	149
ac power adapters	151
Power cords	151
Recovery discs	152
Windows XP Professional DVDs	152
Windows Vista Business (32 bit) DVDs	153
Windows Vista Home Basic (32 bit) DVDs	154
Windows 7 Home Basic (32 bit) DVDs	154
Windows 7 Home Basic (64 bit) DVDs	155
Windows 7 Home Premium (32 bit) DVDs	155
Windows 7 Home Premium (64 bit) DVDs	156
Windows 7 Professional (32 bit) DVDs	157
Windows 7 Professional (64 bit) DVDs	157
Windows 7 Starter (32 bit) DVDs	159
Windows 7 Ultimate (32 bit) DVDs	159
Windows 7 Ultimate (64 bit) DVDs	160
Common service tools	160
Appendix A. Notices	161
Electronic emissions notices	162