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Lenovo ThinkCentre M91p Hardware Maintenance Manual - Page 183

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Item # 7 7 7 FRUs • MT 7178: A1G A2G A3G Hard disk drive, SATA 500GB 7200RPM/3Gb/16M • MT 4479: A1S A1Y • MT 4513: A1G A2G A3G A4G A5G A6G A8G • MT 4517: A4H A5S A5D A5Y A5H A5V A9G B1G A8V B5H B6V C2M C4G C4V C8G • MT 4524: A6H A7H A8H B9S B9D B9Y B9V A4G C8M B2A B2T B3A B3T B4A B4T B5J B6J B7J B8JD1G D2G D3G D4G C3V C5V D7H D8J D9J E4G E5M E6M E7U E7F E7S E8S E8D E8Y E9J F1J F2J F3J F6P F7P F8P F9MG2P G3P G4P • MT 7034: • MT 7052: A5S A5Y A6S A6Y A7U A7F A7S A8U A8F A8S A9G B1S B1D B1Y B2U B2F B2S B3U B3F B3S B4U B4F B4S B5S B5F B5U B6U B6S B6F B7U B7S B7F B8U B8S B8F B9U B9S B9F • MT 7053: • MT 7136: A2G • MT 7178: A1G A2G A3G Hard disk drive, SATA 1TB 7200RPM/3Gb/32M • MT 4479: • MT 4513: • MT 4517: • MT 4524: • MT 7034: • MT 7052: • MT 7053: • MT 7136: • MT 7178: Hard disk drive, 2.5 inch SSD 160G SSD • MT 4479: • MT 4513: • MT 4517: • MT 4524: • MT 7034: A1U A1F A1S A1P A1L A1D A1Y A1G A1M A1A A1Q A1T A1C A1B A1H A1V A1K A1R A1E A1J • MT 7052: • MT 7053: • MT 7136: • MT 7178: FRU # 45K0410 45K0412 45K0616 CRU 1 1 1 Chapter 10. FRU lists 175

Section	Page
Chapter 1. About this manual	9
Important safety information	9
Important information about replacing RoHS compliant FRUs	9
Chapter 2. Safety information	11
General safety	11
Electrical safety	11
Voltage-selection switch	13
Safety inspection guide	13
Handling electrostatic discharge-sensitive devices	14
Grounding requirements	14
Safety notices (multi-lingual translations)	14
Chapter 3. General information	41
Lenovo Welcome	41
Lenovo ThinkVantage Tools	41
Lenovo Solution Center	41
SimpleTap	41
Lenovo ThinkVantage Toolbox	41
ThinkVantage Productivity Center	42
Additional information resources	42
Specifications	42
For machine types: 4468, 4473, 4476, 4479, 4495, 4497, 4499, 4504, 4513, 4517, 4524, 7021, 7032, 7034, 7049, 7052, 7053, 7073, 7136, and 7178.	42
For machine types: 4466, 4471, 4474, 4477, 4480, 4485, 4496, 4498, 4503, 4512, 4514, 4518, 4554, 7005, 7023, 7033, 7035, 7072, 7079, and 7177.	43
Chapter 4. General checkout	45
Problem determination tips	45
Chapter 5. Diagnostic programs	47
Lenovo ThinkVantage Toolbox	47
Lenovo Solution Center	47
PC-Doctor for DOS	48
Creating a diagnostic disc	48
Running the diagnostic program from the diagnostic disc	48
Navigating through the diagnostic programs	48
Running tests	48
Viewing the test log	50
Chapter 6. Using the Setup Utility program	51
Starting the Setup Utility program	51
Viewing or changing settings	51
Using passwords	51
Password considerations	52
Power-on password	52
Administrator password	52
Hard Disk Password	52
Setting, changing, or deleting a password	52
Erasing lost or forgotten passwords (clearing CMOS)	53
Enabling or disabling a device	53
Selecting a startup device	54
Selecting a temporary startup device	54
Selecting or changing the startup device sequence	54
Smart performance choices	54
Exiting the Setup Utility program	55
Chapter 7. Symptom-to-FRU index	57
Hard disk drive boot error	57
Power Supply Problems	57
Diagnostic error codes	57
Beep symptoms	75
POST error codes	76
Miscellaneous error messages	77
Undetermined problems	79
Chapter 8. Replacing FRUs (Machine Types: 4468, 4473, 4476, 4479, 4495, 4497, 4499, 4504, 4513, 4517, 4524, 7021, 7032, 7034, 7049, 7052, 7053, 7073, 7136, and 7178.)	81
Locations	81
Locating connectors, controls, and indicators on the front of your computer	82
Locating connectors on the rear of your computer	83
Locating components	84
Locating parts on the system board	85
Locating internal drives	86
Handling static-sensitive devices	86
Installing or replacing hardware	87
Removing the computer cover	87
Removing and reinstalling the front bezel	88
Installing or replacing a PCI card	89
Installing or replacing a memory module	92
Installing or replacing the optical drive	94
Installing or replacing the card reader	96
Replacing the battery	100
Replacing the power supply assembly	101
Replacing the heat sink and fan assembly	103
Replacing the microprocessor	105
Replacing the system board	108
Replacing the primary hard disk drive	111
Replacing the secondary hard disk drive	113
Replacing the front fan assembly	115
Replacing the rear fan assembly	116
Replacing the front audio and USB assembly	118
Replacing the internal speaker	119
Completing the parts replacement	121
Chapter 9. Replacing FRUs (Machine Types: 4466, 4471, 4474, 4477, 4480, 4485, 4496, 4498, 4503, 4512, 4514, 4518, 4554, 7005, 7023, 7033, 7035, 7072, 7079, and 7177.)	123
Locations	123
Locating connectors, controls, and indicators on the front of your computer	124
Locating connectors on the rear of your computer	125
Locating components	126
Locating parts on the system board	127
Locating internal drives	128
Handling static-sensitive devices	128
Installing or replacing hardware	129
Opening the computer cover	129
Removing and reinstalling the front bezel	130
Accessing the system board components and drives	132
Installing or replacing a memory module	133
Installing or replacing a PCI card	134
Installing or replacing the card reader	136
Replacing the battery	141
Replacing the hard disk drive	142
Replacing the optical drive	145
Replacing the heat sink and fan assembly	147
Replacing the power supply assembly	150
Replacing the microprocessor	155
Replacing the system board	158
Replacing the system fan assembly	161
Replacing the internal speaker	163
Replacing the front audio and USB assembly	167
Completing the parts replacement	168
Chapter 10. FRU lists	171
Overall: MT 4468, 4473, 4476, 4479, 4495, 4497, 4499, 4504, 4513, 4517, 4524, 7021, 7032, 7034, 7049, 7052, 7053, 7073, 7136, and 7178	171
Mechanical FRUs	190
Keyboard and Mouse	202
Adapters and miscellaneous FRUs	258
Power Cords	262
Recovery discs	274
Windows 7 Professional 32 Recovery CD	274
Windows 7 Home Basic 32 Recovery CD	283
Windows 7 Home Premium 32 Recovery CD	286
Windows 7 Home Premium 64 Recovery CD	286
Windows 7 Professional 64 Recovery CD	291
Windows XP Professional 32 Recovery CD	299
Windows XP Professionally Generic 32 Recovery CD	304
Windows Vista Business 32 Recovery CD	306
Windows Vista Home Basic 32 Recovery CD	307
Overall: MT 4466, 4471, 4474, 4477, 4480, 4485, 4496, 4498, 4503, 4512, 4514, 4518, 4554, 7005, 7023, 7033, 7035, 7072, 7079, and 7177	309
Mechanical FRUs	334
Keyboard and Mouse	352
Adapters and miscellaneous FRUs	420
Power Cords	424
Recovery discs	439
Windows 7 Professional 32 Recovery CD	439
Windows 7 Home Basic 32 Recovery CD	450
Windows 7 Home Premium 32 Recovery CD	453
Windows 7 Home Premium 64 Recovery CD	454
Windows 7 Professional 64 Recovery CD	459
Windows XP Professional 32 Recovery CD	469
Windows XP Professionally Generic 32 Recovery CD	476
Windows Vista Business 32 Recovery CD	479
Windows Vista Home Basic 32 Recovery CD	480
Chapter 11. Additional service information	483
Security features	483
Hardware-controlled passwords	483
Operating system password	483
Vital Product Data	483
BIOS levels	483
Updating (flashing) the BIOS from a disc	483
Updating (flashing) the BIOS from your operating system	484
Recovering from a POST and BIOS update failure	484
Power management	485
Advanced Configuration and Power Interface (ACPI) BIOS	485
Automatic Power-On features	485
Appendix A. Notices	487
Television output notice	488
European conformance CE mark	488
Trademarks	488