Hardware Maintenance Manual (HMM) - ThinkCentre M77
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ThinkCentre Hardware Maintenance Manual Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 2002, 2010, 2208, 2209, 2221, 2224, 2226, and 2227
ThinkCentre Hardware Maintenance Manual Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 2002, 2010, 2208, 2209, 2221, 2224, 2226, and 2227
Hardware Maintenance Manual (HMM) - ThinkCentre M77
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... POST error codes 67 Miscellaneous error messages 69 Undetermined problems 71 Chapter 8. General information . . . . 33 Lenovo Welcome 33 Lenovo ThinkVantage Tools 33 SimpleTap 33 Lenovo Solution Center 34 Additional information resources 34 Specifications 34 For machine types: 1982, 1983, 1985, 1986, 1987, ...1990, 1992, 1993, 1994, and 1995. . . 35 For machine types: 1996, 1997, 2002, 2010, 2208, 2209, 2221, 2224, 2226, and 2227....
... POST error codes 67 Miscellaneous error messages 69 Undetermined problems 71 Chapter 8. General information . . . . 33 Lenovo Welcome 33 Lenovo ThinkVantage Tools 33 SimpleTap 33 Lenovo Solution Center 34 Additional information resources 34 Specifications 34 For machine types: 1982, 1983, 1985, 1986, 1987, ...1990, 1992, 1993, 1994, and 1995. . . 35 For machine types: 1996, 1997, 2002, 2010, 2208, 2209, 2221, 2224, 2226, and 2227....
Hardware Maintenance Manual (HMM) - ThinkCentre M77
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... features 281 Appendix A. FRU lists 161 Overall: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995 161 Mechanical FRUs 167 Keyboard and Mouse 172 Adapters and miscellaneous FRUs 189 Power Cords 191 Recovery discs 196 Windows 7 Home Basic ... Chapter 11. Notices 283 Television output notice 284 Europeanpean conformance CE mark . . . . . 284 Trademarks 284 Index 285 ii ThinkCentre Hardware Maintenance Manual Additional service information 279 Security features 279 Hardware-controlled passwords 279 Operating system password 279 Vital Product Data 279 BIOS levels...
... features 281 Appendix A. FRU lists 161 Overall: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995 161 Mechanical FRUs 167 Keyboard and Mouse 172 Adapters and miscellaneous FRUs 189 Power Cords 191 Recovery discs 196 Windows 7 Home Basic ... Chapter 11. Notices 283 Television output notice 284 Europeanpean conformance CE mark . . . . . 284 Trademarks 284 Index 285 ii ThinkCentre Hardware Maintenance Manual Additional service information 279 Security features 279 Hardware-controlled passwords 279 Operating system password 279 Vital Product Data 279 BIOS levels...
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...: 240 V ac Input frequency range: 50 to 60 Hz - General information 35 For machine types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995. Dimensions Width: 175 mm (6.89 inches) Height: 414 mm (16.30 inches) Depth: 442 mm (17.40 inches) Weight Maximum configuration as shipped: 11 kg...
...: 240 V ac Input frequency range: 50 to 60 Hz - General information 35 For machine types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995. Dimensions Width: 175 mm (6.89 inches) Height: 414 mm (16.30 inches) Depth: 442 mm (17.40 inches) Weight Maximum configuration as shipped: 11 kg...
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...8. Locations This section provides information to help you locate your computer might look slightly different from the illustrations. © Copyright Lenovo 2011, 2012 73 These precautions and guidelines will help you work safely. This chapter does not contain the remove or replace... replace any FRU. FRU replacements are documented. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) Important: Be sure to be done only by trained service technicians. Only the major FRUs are to read and understand Chapter 2 "Safety information" on...
...8. Locations This section provides information to help you locate your computer might look slightly different from the illustrations. © Copyright Lenovo 2011, 2012 73 These precautions and guidelines will help you work safely. This chapter does not contain the remove or replace... replace any FRU. FRU replacements are documented. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) Important: Be sure to be done only by trained service technicians. Only the major FRUs are to read and understand Chapter 2 "Safety information" on...
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... connectors on the rear of your computer. 56 78 34 Figure 2. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 75 Rear connector locations 1 Voltage-selection switch (some models) 2 Power cord connector 3 Serial port (Serial port 1) 4 PS/2 keyboard and mouse connectors (optional) 5 VGA monitor connector...
... connectors on the rear of your computer. 56 78 34 Figure 2. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 75 Rear connector locations 1 Voltage-selection switch (some models) 2 Power cord connector 3 Serial port (Serial port 1) 4 PS/2 keyboard and mouse connectors (optional) 5 VGA monitor connector...
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Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 77 System board part locations 1 Microprocessor 2 Microprocessor fan connector 3 Memory slot 1 (DIMM1) 4 Memory slot 2 (DIMM3) 5 Memory slot 3 (DIMM2) 6 Memory slot 4 (DIMM4) 7 Thermal sensor connector 8 24-...
Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 77 System board part locations 1 Microprocessor 2 Microprocessor fan connector 3 Memory slot 1 (DIMM1) 4 Memory slot 2 (DIMM3) 5 Memory slot 3 (DIMM2) 6 Memory slot 4 (DIMM4) 7 Thermal sensor connector 8 24-...
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...repair before removing the computer cover. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 79 • Always carefully handle the parts and other cables that are connected to remove the computer cover. Never touch exposed circuitry. •...to the computer. Handle PCI cards, memory modules, system boards, and microprocessors by Lenovo. 2. You can expand the capabilities of the ThinkCentre Safety and Warranty Guide, go to: http://support.lenovo.com This section provides instructions on the computer for your computer" on the rear of...
...repair before removing the computer cover. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 79 • Always carefully handle the parts and other cables that are connected to remove the computer cover. Never touch exposed circuitry. •...to the computer. Handle PCI cards, memory modules, system boards, and microprocessors by Lenovo. 2. You can expand the capabilities of the ThinkCentre Safety and Warranty Guide, go to: http://support.lenovo.com This section provides instructions on the computer for your computer" on the rear of...
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...the left side. To reinstall the front bezel, align the three plastic tabs on the right side of the ThinkCentre Safety and Warranty Guide, go to: http://support.lenovo.com This section provides instructions on the left side and pivoting the front bezel outward. Your computer has one standard... releasing the three plastic tabs on page 79. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 81 Figure 7. Turn off the computer and disconnect all power cords from electrical outlets. 2. To obtain a copy of the front bezel with the corresponding...
...the left side. To reinstall the front bezel, align the three plastic tabs on the right side of the ThinkCentre Safety and Warranty Guide, go to: http://support.lenovo.com This section provides instructions on the left side and pivoting the front bezel outward. Your computer has one standard... releasing the three plastic tabs on page 79. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 81 Figure 7. Turn off the computer and disconnect all power cords from electrical outlets. 2. To obtain a copy of the front bezel with the corresponding...
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... a PCI card Notes: a. Install the new card into the card slot. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 83 Chapter 8. b. The card fits tightly into the appropriate slot on page 77. Note: If you are installing a PCI Express x16 graphics card, make sure...
... a PCI card Notes: a. Install the new card into the card slot. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 83 Chapter 8. b. The card fits tightly into the appropriate slot on page 77. Note: If you are installing a PCI Express x16 graphics card, make sure...
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... which you want to the memory slots. Depending on page 81. 6. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 85 Figure 11. To install or replace a memory module, do one of the following : 1. Turn off the computer and disconnect all power cords from electrical...
... which you want to the memory slots. Depending on page 81. 6. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 85 Figure 11. To install or replace a memory module, do one of the following : 1. Turn off the computer and disconnect all power cords from electrical...
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Install the optical drive retainer on the side of the computer. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 87 Figure 15. Installing the optical drive retainer Chapter 8. Figure 14. • If you are replacing an optical drive, disconnect the signal cable and the power cable from the rear of the optical drive, press the blue release button, and then slide the optical drive out of the front of the new optical drive. Removing the optical drive 5.
Install the optical drive retainer on the side of the computer. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 87 Figure 15. Installing the optical drive retainer Chapter 8. Figure 14. • If you are replacing an optical drive, disconnect the signal cable and the power cable from the rear of the optical drive, press the blue release button, and then slide the optical drive out of the front of the new optical drive. Removing the optical drive 5.
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... reader retainer on page 78. 5. Installing the card reader retainer Chapter 8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 89 Note: The card reader is only available in some models. For replacement, see "Installing the card reader" on page 131. See "Removing the computer...
... reader retainer on page 78. 5. Installing the card reader retainer Chapter 8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 89 Note: The card reader is only available in some models. For replacement, see "Installing the card reader" on page 131. See "Removing the computer...
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... came with your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that are connected to : http://support.lenovo.com To replace the card reader, do the following: 1. See "Removing the computer cover" on page 76...80. 4. Figure 22. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 91 To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to the computer. 2. Remove the computer cover. See "Locating parts on the system board" on ...
... came with your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that are connected to : http://support.lenovo.com To replace the card reader, do the following: 1. See "Removing the computer cover" on page 76...80. 4. Figure 22. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 91 To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to the computer. 2. Remove the computer cover. See "Locating parts on the system board" on ...
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... a new battery. Figure 26. To complete the replacement, go to: http://support.lenovo.com This section provides instructions on how to replace the power supply assembly. CAUTION: ... Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 93 Note: When the computer is normal after replacing the battery, an error message might be displayed. This...not open your computer or attempt any passwords. Locate the battery. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to set the date, time, and any repair before reading and understanding...
... a new battery. Figure 26. To complete the replacement, go to: http://support.lenovo.com This section provides instructions on how to replace the power supply assembly. CAUTION: ... Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 93 Note: When the computer is normal after replacing the battery, an error message might be displayed. This...not open your computer or attempt any passwords. Locate the battery. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to set the date, time, and any repair before reading and understanding...
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... in the chassis. 9. Reconnect the power supply assembly cables to the system board and each of the ThinkCentre Safety and Warranty Guide, go to secure the power supply assembly. Note: Use only screws provided by Lenovo. 10. Replacing the heat sink and fan assembly Attention: Do not open your computer. To obtain... replace the heat sink and fan assembly, do the following: Chapter 8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 95 Removing the screws for the power supply assembly 6. To complete the replacement, go to: http://support...
... in the chassis. 9. Reconnect the power supply assembly cables to the system board and each of the ThinkCentre Safety and Warranty Guide, go to secure the power supply assembly. Note: Use only screws provided by Lenovo. 10. Replacing the heat sink and fan assembly Attention: Do not open your computer. To obtain... replace the heat sink and fan assembly, do the following: Chapter 8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 95 Removing the screws for the power supply assembly 6. To complete the replacement, go to: http://support...
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... microprocessor fan connector on page 77. 11. To complete the replacement, go to: http://support.lenovo.com This section provides instructions on how to the system board. Replacing the microprocessor Attention: Do not...8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 97 Reinstalling the heat sink and fan assembly 10. See "Locating parts on the system board" on the ...attached devices and the computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to let the computer cool before reading and understanding the "Important ...
... microprocessor fan connector on page 77. 11. To complete the replacement, go to: http://support.lenovo.com This section provides instructions on how to the system board. Replacing the microprocessor Attention: Do not...8. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 97 Reinstalling the heat sink and fan assembly 10. See "Locating parts on the system board" on the ...attached devices and the computer. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to let the computer cool before reading and understanding the "Important ...
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... replacement, go to replace the primary hard disk drive. Note the orientation of the ThinkCentre Safety and Warranty Guide, go to secure the new microprocessor in the socket. Remove ...the microprocessor in the socket. 13. See "Removing the computer cover" on how to : http://support.lenovo.com This section provides instructions on page 79. 3. Chapter 8. Remove the computer cover. See "Replacing...(Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 99 This is exposed. Do not drop anything onto the microprocessor socket while it is important ...
... replacement, go to replace the primary hard disk drive. Note the orientation of the ThinkCentre Safety and Warranty Guide, go to secure the new microprocessor in the socket. Remove ...the microprocessor in the socket. 13. See "Removing the computer cover" on how to : http://support.lenovo.com This section provides instructions on page 79. 3. Chapter 8. Remove the computer cover. See "Replacing...(Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 99 This is exposed. Do not drop anything onto the microprocessor socket while it is important ...
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... FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 101 12. Turn off the computer and disconnect all power cords from the hard disk drive. Disconnect the...power cable from electrical outlets. 2. Connect the signal cable and the power cable to : http://support.lenovo.com Note: Depending on the hard disk drive cage. See "Locating internal drives" on page 79.... 3. Note: There are aligned when the hard disk drive is in the ThinkCentre Safety and Warranty Guide that came with your computer might come with a secondary hard disk drive ...
... FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 101 12. Turn off the computer and disconnect all power cords from the hard disk drive. Disconnect the...power cable from electrical outlets. 2. Connect the signal cable and the power cable to : http://support.lenovo.com Note: Depending on the hard disk drive cage. See "Locating internal drives" on page 79.... 3. Note: There are aligned when the hard disk drive is in the ThinkCentre Safety and Warranty Guide that came with your computer might come with a secondary hard disk drive ...
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...front fan assembly cable from electrical outlets. 2. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 103 11. Installing the secondary hard disk drive 12. To complete the replacement, go to "Completing the parts replacement" on the system board. See "...on page 77. See "Locating parts on the system board" on page 80. 4. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to : http://support.lenovo.com This section provides instructions on page 79. 3. Figure 37. Remove the front bezel. Install the hard disk drive ...
...front fan assembly cable from electrical outlets. 2. Replacing FRUs (Machine Types: 1982, 1983, 1985, 1986, 1987, 1990, 1992, 1993, 1994, and 1995.) 103 11. Installing the secondary hard disk drive 12. To complete the replacement, go to "Completing the parts replacement" on the system board. See "...on page 77. See "Locating parts on the system board" on page 80. 4. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to : http://support.lenovo.com This section provides instructions on page 79. 3. Figure 37. Remove the front bezel. Install the hard disk drive ...