Hardware Maintenance Manual for ThinkCentre A70
Page 1
ThinkCentre Hardware Maintenance Manual Machine Types: 0864, 0889, 5023, 7099, 7844, and 7846
ThinkCentre Hardware Maintenance Manual Machine Types: 0864, 0889, 5023, 7099, 7844, and 7846
Hardware Maintenance Manual for ThinkCentre A70
Page 3
ThinkCentre Hardware Maintenance Manual Machine Types: 0864, 0889, 5023, 7099, 7844, and 7846
ThinkCentre Hardware Maintenance Manual Machine Types: 0864, 0889, 5023, 7099, 7844, and 7846
Hardware Maintenance Manual for ThinkCentre A70
Page 5
...machine types: 0864, 7099, and 7846. . . 30 For machine types: 0889, 5023, and 7844. . . 31 Chapter 4. Diagnostic programs . . . 35 Lenovo ThinkVantage Toolbox 35 Lenovo Solution Center 35 PC-Doctor for Rescue and Recovery 36 PC-Doctor for DOS 36 Creating a diagnostic disc...67 Locating connectors and parts on the rear of your computer 68 Locating components 68 Locating parts on password 40 Administrator password 40 © Copyright Lenovo 2010, 2012 Setting, changing, or deleting a password . . 40 Enabling or disabling a device 40 Selecting a startup device 41 Selecting a...
...machine types: 0864, 7099, and 7846. . . 30 For machine types: 0889, 5023, and 7844. . . 31 Chapter 4. Diagnostic programs . . . 35 Lenovo ThinkVantage Toolbox 35 Lenovo Solution Center 35 PC-Doctor for Rescue and Recovery 36 PC-Doctor for DOS 36 Creating a diagnostic disc...67 Locating connectors and parts on the rear of your computer 68 Locating components 68 Locating parts on password 40 Administrator password 40 © Copyright Lenovo 2010, 2012 Setting, changing, or deleting a password . . 40 Enabling or disabling a device 40 Selecting a startup device 41 Selecting a...
Hardware Maintenance Manual for ThinkCentre A70
Page 6
... Power-On features 257 Appendix A. Notices 259 Television output notice 260 European conformance CE mark 260 Trademarks 260 Index 261 iv ThinkCentre Hardware Maintenance Manual FRU lists 135 Overall: MT 0864, 7099, and 7846 135 Mechanical FRUs 143 Keyboard and Mouse 145 Adapters... Professional 64 with MS office starter 2010 Recovery CD 192 Windows XP Professional Recovery CD . . . 194 Overall: MT 0889, 5023, and 7844 196 Mechanical FRUs 204 Keyboard and Mouse 206 Adapters and miscellaneous FRUs 228 Power Cords 229 Recovery discs 233 Windows 7 Professional 32 Recovery CD ....
... Power-On features 257 Appendix A. Notices 259 Television output notice 260 European conformance CE mark 260 Trademarks 260 Index 261 iv ThinkCentre Hardware Maintenance Manual FRU lists 135 Overall: MT 0864, 7099, and 7846 135 Mechanical FRUs 143 Keyboard and Mouse 145 Adapters... Professional 64 with MS office starter 2010 Recovery CD 192 Windows XP Professional Recovery CD . . . 194 Overall: MT 0889, 5023, and 7844 196 Mechanical FRUs 204 Keyboard and Mouse 206 Adapters and miscellaneous FRUs 228 Power Cords 229 Recovery discs 233 Windows 7 Professional 32 Recovery CD ....
Hardware Maintenance Manual for ThinkCentre A70
Page 37
...: Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50 to 60 Hz Voltage-selection switch setting: 230 V ac For machine types: 0889, 5023, and 7844. Dimensions Width: 97 mm (3.8 inches) Height: 333 mm (13.1 inches) Depth: 368 mm (14.5 inches) Weight Maximum configuration as shipped: 6 to 6.5 kg (13.2 to 14...
...: Minimum: 100 V ac Maximum: 127 V ac Input frequency range: 50 to 60 Hz Voltage-selection switch setting: 230 V ac For machine types: 0889, 5023, and 7844. Dimensions Width: 97 mm (3.8 inches) Height: 333 mm (13.1 inches) Depth: 368 mm (14.5 inches) Weight Maximum configuration as shipped: 6 to 6.5 kg (13.2 to 14...
Hardware Maintenance Manual for ThinkCentre A70
Page 103
... help you replace any FRU. This chapter does not contain the remove or replace procedure for all FRUs. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) Important Be sure to be done only by trained service technicians. FRU replacements are documented. Front connector, control, and indicator locations 1 Optical drive eject/close...
... help you replace any FRU. This chapter does not contain the remove or replace procedure for all FRUs. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) Important Be sure to be done only by trained service technicians. FRU replacements are documented. Front connector, control, and indicator locations 1 Optical drive eject/close...
Hardware Maintenance Manual for ThinkCentre A70
Page 105
Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 99 Chapter 9. Component locations 1 Heat sink and fan assembly (with a microprocessor underneath) 2 Power supply assembly 3 Memory modules (2) 4 System board 5 Optical drive 6 the front audio and USB assembly 7 Hard disk drive 8 Battery 9 PCI Express x16 graphics card (available in some models) Locating parts on the system board Figure 37 "System board part locations" on page 100 shows the locations of the parts on the system board. Figure 36.
Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 99 Chapter 9. Component locations 1 Heat sink and fan assembly (with a microprocessor underneath) 2 Power supply assembly 3 Memory modules (2) 4 System board 5 Optical drive 6 the front audio and USB assembly 7 Hard disk drive 8 Battery 9 PCI Express x16 graphics card (available in some models) Locating parts on the system board Figure 37 "System board part locations" on page 100 shows the locations of the parts on the system board. Figure 36.
Hardware Maintenance Manual for ThinkCentre A70
Page 106
... power connector Locating internal drives Internal drives are referred to the drive installed. You can install or replace in your computer. 100 ThinkCentre Hardware Maintenance Manual When installing or replacing an internal drive, it is important to install or replace internal drives for your computer uses... to the appropriate section in bays. Internal drives are installed in Chapter 9 "Replacing FRUs (Machine Types: 0889, 5023, and 7844.)" on page 97 for instructions on . In this manual, the bays are devices that you can add drives to your computer to increase ...
... power connector Locating internal drives Internal drives are referred to the drive installed. You can install or replace in your computer. 100 ThinkCentre Hardware Maintenance Manual When installing or replacing an internal drive, it is important to install or replace internal drives for your computer uses... to the appropriate section in bays. Internal drives are installed in Chapter 9 "Replacing FRUs (Machine Types: 0889, 5023, and 7844.)" on page 97 for instructions on . In this manual, the bays are devices that you can add drives to your computer to increase ...
Hardware Maintenance Manual for ThinkCentre A70
Page 107
... Attention Do not open your computer. To remove the computer cover, do the following: 1. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 101 Then, turn off the computer and wait three to five minutes to remove the computer cover. Chapter 9. Remove all power cords from ... cord, Input/Output (I/O) cables, and all attached devices and the computer. 2. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to let the computer cool before reading and understanding the "Important safety ...
... Attention Do not open your computer. To remove the computer cover, do the following: 1. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 101 Then, turn off the computer and wait three to five minutes to remove the computer cover. Chapter 9. Remove all power cords from ... cord, Input/Output (I/O) cables, and all attached devices and the computer. 2. To obtain a copy of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to let the computer cool before reading and understanding the "Important safety ...
Hardware Maintenance Manual for ThinkCentre A70
Page 109
Figure 40. To reinstall the front bezel, align the other three plastic tabs on page 132. Chapter 9. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 103 Then, pivot the front bezel inward until it snaps into position. Figure 41. Reinstalling the front bezel 5. Go to "Completing the parts replacement" on the bottom of the front bezel with the corresponding holes in the chassis. Removing the front bezel 4.
Figure 40. To reinstall the front bezel, align the other three plastic tabs on page 132. Chapter 9. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 103 Then, pivot the front bezel inward until it snaps into position. Figure 41. Reinstalling the front bezel 5. Go to "Completing the parts replacement" on the bottom of the front bezel with the corresponding holes in the chassis. Removing the front bezel 4.
Hardware Maintenance Manual for ThinkCentre A70
Page 111
...Your computer has one standard PCI card slot, two PCI Express x1 card slots, and one of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to the computer. 2. Then, disconnect all power cords ...from the latch. If there are connected to install or replace a PCI card. Remove the computer cover. Then, carefully remove the old PCI card from the slot. Replacing FRUs (Machine Types: 0889, 5023, and 7844...
...Your computer has one standard PCI card slot, two PCI Express x1 card slots, and one of the ThinkCentre Safety and Warranty Guide, go to: http://www.lenovo.com/support This section provides instructions on how to the computer. 2. Then, disconnect all power cords ...from the latch. If there are connected to install or replace a PCI card. Remove the computer cover. Then, carefully remove the old PCI card from the slot. Replacing FRUs (Machine Types: 0889, 5023, and 7844...
Hardware Maintenance Manual for ThinkCentre A70
Page 113
...installing or replacing DDR3 SDRAM DIMMs that are connected to : http://www.lenovo.com/support This section provides instructions on page 132. Remove all media...memory module. Locate the memory slots on page 101. 3. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 107 Figure 45. To complete the installation or replacement, go to the computer. 2. If necessary, connect...installing or replacing a memory module, use 1 GB or 2 GB DDR3 SDRAM DIMMs in the ThinkCentre Safety and Warranty Guide that came with your computer or attempt any repair before reading and understanding the...
...installing or replacing DDR3 SDRAM DIMMs that are connected to : http://www.lenovo.com/support This section provides instructions on page 132. Remove all media...memory module. Locate the memory slots on page 101. 3. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 107 Figure 45. To complete the installation or replacement, go to the computer. 2. If necessary, connect...installing or replacing a memory module, use 1 GB or 2 GB DDR3 SDRAM DIMMs in the ThinkCentre Safety and Warranty Guide that came with your computer or attempt any repair before reading and understanding the...
Hardware Maintenance Manual for ThinkCentre A70
Page 115
... to read and understand the information about replacing and disposing of the ThinkCentre Safety and Warranty Guide. Before performing the following : 1. Remove the computer cover. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 109 If the battery fails, the date, time, and configuration ...information, including passwords, are connected to the battery. 5. See "Locating parts on the system board" on page 132. To complete the installation or replacement, go to: http://www.lenovo.com/support ...
... to read and understand the information about replacing and disposing of the ThinkCentre Safety and Warranty Guide. Before performing the following : 1. Remove the computer cover. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 109 If the battery fails, the date, time, and configuration ...information, including passwords, are connected to the battery. 5. See "Locating parts on the system board" on page 132. To complete the installation or replacement, go to: http://www.lenovo.com/support ...
Hardware Maintenance Manual for ThinkCentre A70
Page 117
... heat sink fan duct, and then lift the heat sink fan duct up to avoid any possible damage. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 111 See "Removing and reinstalling the front bezel" on page 101. 3. Removing the heat sink fan duct 5. Remove the computer cover. Figure 51. See "Removing...
... heat sink fan duct, and then lift the heat sink fan duct up to avoid any possible damage. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 111 See "Removing and reinstalling the front bezel" on page 101. 3. Removing the heat sink fan duct 5. Remove the computer cover. Figure 51. See "Removing...
Hardware Maintenance Manual for ThinkCentre A70
Page 119
... Figure 53. Then, disconnect all cables that the thermal grease on the bottom of the ThinkCentre Safety and Warranty Guide, go to "Completing the parts replacement" on how to : http://www.lenovo.com/support This section provides instructions on page 132. Replacing FRUs (Machine Types: 0889, 5023..., and 7844.) 113 To obtain a copy of it does not get in the ThinkCentre Safety and Warranty Guide that came with anything. To ...
... Figure 53. Then, disconnect all cables that the thermal grease on the bottom of the ThinkCentre Safety and Warranty Guide, go to "Completing the parts replacement" on how to : http://www.lenovo.com/support This section provides instructions on page 132. Replacing FRUs (Machine Types: 0889, 5023..., and 7844.) 113 To obtain a copy of it does not get in the ThinkCentre Safety and Warranty Guide that came with anything. To ...
Hardware Maintenance Manual for ThinkCentre A70
Page 121
... into position with the tabs in the socket. 12. Reinstall the heat sink and fan assembly. Figure 55. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 115 Hold the new microprocessor by the edges and align the notches on it into the microprocessor socket on page 132.
... into position with the tabs in the socket. 12. Reinstall the heat sink and fan assembly. Figure 55. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 115 Hold the new microprocessor by the edges and align the notches on it into the microprocessor socket on page 132.
Hardware Maintenance Manual for ThinkCentre A70
Page 123
... and 4-pin power connector on page 99. See "Locating parts on the system board" on the system board. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 117 Make sure that secure the power supply assembly. Chapter 9. Note: You might also need to release the power supply assembly cables from the computer...
... and 4-pin power connector on page 99. See "Locating parts on the system board" on the system board. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 117 Make sure that secure the power supply assembly. Chapter 9. Note: You might also need to release the power supply assembly cables from the computer...
Hardware Maintenance Manual for ThinkCentre A70
Page 125
... power connector on page 99. 10. Chapter 9. See "Locating parts on the system board" on the system board. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 119 Make sure that the four screw holes in the heat sink fan duct are aligned with the corresponding holes in place. See Cable routing...
... power connector on page 99. 10. Chapter 9. See "Locating parts on the system board" on the system board. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 119 Make sure that the four screw holes in the heat sink fan duct are aligned with the corresponding holes in place. See Cable routing...
Hardware Maintenance Manual for ThinkCentre A70
Page 127
Slide the optical drive out of the front of the computer. Removing the two screws that secure the optical drive 7. See "Accessing the system board components and drives" on page 104. 8. Removing the optical drive 9. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 121 Figure 61. Chapter 9. Figure 60. Slide the new optical drive into the optical drive bay from the front of the computer. Lower the drive bay assembly.
Slide the optical drive out of the front of the computer. Removing the two screws that secure the optical drive 7. See "Accessing the system board components and drives" on page 104. 8. Removing the optical drive 9. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 121 Figure 61. Chapter 9. Figure 60. Slide the new optical drive into the optical drive bay from the front of the computer. Lower the drive bay assembly.
Hardware Maintenance Manual for ThinkCentre A70
Page 129
... the computer cool before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that are currently installed. To complete the replacement, go to:http://www.lenovo.com/support This section provides instructions on how to "Completing the parts replacement" ... to the computer. 2. See "Removing and reinstalling the front bezel" on page 104. 5. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 123 See "Installing or replacing a memory module" on page 107 and "Installing or replacing a PCI card" on its side for easier access...
... the computer cool before reading and understanding the "Important safety information" in the ThinkCentre Safety and Warranty Guide that are currently installed. To complete the replacement, go to:http://www.lenovo.com/support This section provides instructions on how to "Completing the parts replacement" ... to the computer. 2. See "Removing and reinstalling the front bezel" on page 104. 5. Replacing FRUs (Machine Types: 0889, 5023, and 7844.) 123 See "Installing or replacing a memory module" on page 107 and "Installing or replacing a PCI card" on its side for easier access...