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Questo manuale d’istruzione è fornito da trovaprezzi.it. Scopri tutte le offerte per Lenovo ThinkCentre M720 Tower 10SQ002LIX o cerca il tuo prodotto tra le migliori offerte di PC Desktop e Workstation ThinkCentre M720t User Guide and Hardware Maintenance Manual Energy Star Machine Types: 10SQ, 10SR, 10SS, 10TQ, 10U4, and...
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Used to eject the tray of the optical drive. After you insert a disc into the tray, press the eject/close button to close the tray. Optical drive activity indicator (optional) This indicator is on when the optical drive is in use. Internal speaker Used to listen to the sounds from your computer without using a headset or headphones.
Rear view Note: Your computer model might look slightly different from the illustration. Figure 2. Rear view Audio line-out connector VGA-out connector ® DisplayPort 1.2 out connectors (2) USB 2.0 connector USB 2.0 connectors (3) Serial connector Ethernet connector PS/2 keyboard and mouse connectors (optional) Smart cable clip slots (2) (optional) Serial connector (optional) PCI Express card area...
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Used to connect a device that requires a USB 2.0 connection. Note: The USB 2.0 connector supports the smart power on feature. If you connect a Lenovo-recommended USB 1.1 keyboard to this connector, you can power on the computer or wake it up from S4 hibernation mode by pressing Alt+P on the keyboard.
Used to secure a Kensington-style cable lock. Power cord connector Used to connect the power cord to your computer for power supply. System board Note: See “Front view” and “Rear view” for additional component descriptions. Figure 3. System board 4-pin power connector Microprocessor fan connector Power button connector Internal speaker connector...
Keyboard and mouse connector Machine type and model label The machine type and model label identifies the computer. When you contact Lenovo for help, the machine type and model information helps support technicians to identify the computer and provide faster service.
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• PCI Express x16 graphics card slot • Storage drive bay Network features • Ethernet LAN • Wireless LAN (optional) • Bluetooth (optional) Physical dimensions • Width: 150 mm (5.9 inches) • Height: 360 mm (14.2 inches) • Depth: 270.5 mm (10.6 inches) Weight (without the package) Maximum configuration as shipped: 6.9 kg (15.2 lb) ThinkCentre M720t User Guide and Hardware Maintenance Manual...
The cable lock also locks the buttons used to open the computer cover. This is the same type of lock used with many notebook computers. You can order such a cable lock directly from Lenovo by searching for Kensington at: http://www.lenovo.com/support Figure 7.
• When installing or replacing an option, use the appropriate instructions explained in this manual along with the instructions that come with the option. • In most areas of the world, Lenovo requires the return of defective CRUs. Information about this will come with the CRU or will come a few days after the CRU arrives.
Locating FRUs (including CRUs) Notes: • Some of the components are optional. • To replace a component that is not in the list below, contact a Lenovo service technician. For a list of Lenovo Support phone numbers, go to: http://www.lenovo.com/support/phone...
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Figure 9. Locating FRUs Self-service CRUs Optional-service CRUs Non-CRUs Computer cover Wi-Fi card Heat sink and fan assembly Wi-Fi card shield Rear fan Coin-cell battery Memory module Power supply assembly Microprocessor M.2 solid-state drive heat sink E-lock System board M.2 solid-state drive Power button M.2 solid-state drive bracket Optical drive cable...
Figure 11. Replacing the wireless keyboard 4. Remove the USB dongle from the keyboard compartment or from the wireless mouse compartment and connect it to an available USB connector on the computer. 5. Close the compartment cover. The keyboard is ready for use. Replacing the mouse or wireless mouse Note: The wireless mouse is available only on some models.
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Figure 13. Opening the battery compartment Figure 14. Taking out the USB dongle ThinkCentre M720t User Guide and Hardware Maintenance Manual...
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Figure 15. Connecting the USB dongle to a USB connector Figure 16. Installing the mouse batteries Chapter 4 Replacing hardware...
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Figure 17. Closing the battery compartment cover Figure 18. Pushing the power switch to the on position Notes: • The green LED indicates that the mouse is ready for use. • The flashing amber LED indicates a low battery level. •...
Replacing the power cord Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove any media from the drives and turn off all connected devices and the computer. 2. Disconnect all power cords from electrical outlets and disconnect all cables that are connected to the computer.
Replacing the dust shield Note: The dust shield is optional. Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove any media from the drives and turn off all connected devices and the computer. 2.
Removing the computer cover Note: Before you open the computer cover, ensure that the E-lock has been unlocked in the Setup Utility program. See “Computer locks”. Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
Figure 24. Removing the front bezel Figure 25. Installing the front bezel 3. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the optical drive Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
Figure 26. Removing the optical drive Figure 27. Installing the optical drive 5. Connect the signal and power connectors to the new optical drive. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the optical drive bracket Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
Figure 28. Removing the optical drive bracket Figure 29. Installing the optical drive bracket 5. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the storage drive Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 30. Opening the drive bay Figure 31. Removing the 3.5–inch primary storage drive Chapter 4 Replacing hardware...
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Figure 32. Installing the 3.5–inch primary storage drive Figure 33. Closing the drive bay • 3.5-inch secondary storage drive ThinkCentre M720t User Guide and Hardware Maintenance Manual...
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Figure 34. Opening the drive bay Figure 35. Removing the 3.5–inch secondary storage drive Chapter 4 Replacing hardware...
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Figure 36. Installing the 3.5–inch secondary storage drive Figure 37. Closing the drive bay 5. Connect the signal and power connectors to the new storage drive. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the 2.5–inch storage drive 1.
Figure 38. Removing the 2.5–inch storage drive from the storage converter Figure 39. Installing the new 2.5–inch storage drive to the storage converter 3. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing a memory module Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 40. Installation order for memory modules 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2. Remove the front bezel. See “Replacing the front bezel” on page 23. 3. Replace a memory module. Figure 41. Opening the drive bay ThinkCentre M720t User Guide and Hardware Maintenance Manual...
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Figure 42. Removing the memory module Note: During the installation, ensure that you align the memory module to the slot and press down on both ends until the latches are fully engaged with a click. Figure 43. Installing the memory module Figure 44.
4. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing a PCI Express card Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2.
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Figure 46. Removing the PCI Express card Figure 47. Installing the PCI Express card Chapter 4 Replacing hardware...
Figure 48. Closing the drive bay 4. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the Wi-Fi card Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2.
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Figure 50. Removing the Wi-Fi card shield (type 1 and type 2) Figure 51. Disconnecting the Wi-Fi antennas and removing the Wi-Fi card (type 1 and type 2) Figure 52. Installing the Wi-Fi card and connecting the Wi-Fi antennas (type 1 and type 2) Chapter 4 Replacing hardware...
Figure 53. Installing the Wi-Fi card shield (type 1 and type 2) Figure 54. Closing the drive bay 4. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the M.2 solid-state drive Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 55. Opening the drive bay Figure 56. Removing the M.2 solid-state drive heat sink Chapter 4 Replacing hardware...
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Figure 57. Unlocking the M.2 solid-state drive clip Figure 58. Removing the M.2 solid-state drive Figure 59. Installing the M.2 solid-state drive ThinkCentre M720t User Guide and Hardware Maintenance Manual...
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Figure 60. Locking the M.2 solid-state drive clip Figure 61. Installing the M.2 solid-state drive heat sink Figure 62. Closing the drive bay Chapter 4 Replacing hardware...
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• Type 2 Figure 63. Opening the drive bay Figure 64. Removing the M.2 solid-state drive heat sink ThinkCentre M720t User Guide and Hardware Maintenance Manual...
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Figure 65. Unlocking the M.2 solid-state drive clip Figure 66. Removing the M.2 solid-state drive Figure 67. Installing the M.2 solid-state drive Chapter 4 Replacing hardware...
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Figure 68. Locking the M.2 solid-state drive clip Figure 69. Installing the M.2 solid-state drive heat sink Figure 70. Closing the drive bay ThinkCentre M720t User Guide and Hardware Maintenance Manual...
4. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the M.2 solid-state drive bracket Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2.
Replacing the power supply assembly Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. Although there are no moving parts in your computer after the power cord has been disconnected, the following warnings are required for your safety and proper Underwriters Laboratories (UL) certification. CAUTION: Hazardous moving parts.
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Figure 73. Opening the drive bay Figure 74. Removing the power supply assembly Chapter 4 Replacing hardware...
Figure 75. Installing the power supply assembly Figure 76. Closing the drive bay 5. Connect the power supply assembly cables to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the Wi-Fi antennas Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 77. Removing the front Wi-Fi antenna Figure 78. Installing the front Wi-Fi antenna 4. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the rear Wi-Fi antenna 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2.
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Figure 79. Removing the rear Wi-Fi antenna cover Figure 80. Removing the rear Wi-Fi antenna Figure 81. Installing the rear Wi-Fi antenna ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Figure 82. Installing the rear Wi-Fi antenna cover Replacing the internal speaker Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide. 1. Remove the computer cover. See “Removing the computer cover” on page 23. 2.
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Figure 84. Removing the internal speaker Figure 85. Installing the internal speaker ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Figure 86. Closing the drive bay 5. Connect the internal speaker cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the front fan Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 88. Removing the front fan Figure 89. Installing the front fan ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Figure 90. Closing the drive bay 5. Connect the front fan cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the illuminated red dot cable Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 92. Removing the illuminated red dot cable Figure 93. Installing the illuminated red dot cable Figure 94. Closing the drive bay ThinkCentre M720t User Guide and Hardware Maintenance Manual...
5. Connect the new illuminated red dot cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the thermal sensor Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
Figure 97. Installing the thermal sensor Figure 98. Closing the drive bay 5. Connect the new thermal sensor cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the front I/O bracket Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 99. Opening the drive bay Figure 100. Removing the front I/O bracket Chapter 4 Replacing hardware...
Figure 101. Installing the front I/O bracket Figure 102. Closing the drive bay 5. Connect the power button cable and the card reader cable to the system board. 6. Close the drive bay. 7. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the power button Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
4. Replace the power button. Figure 103. Removing the power button Figure 104. Installing the power button 5. Connect the power button cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the card reader board Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
Figure 105. Removing the card reader board Figure 106. Installing the card reader board 5. Connect the card reader cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the heat sink and fan assembly Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 107. Opening the drive bay Figure 108. Removing the heat sink and fan assembly Chapter 4 Replacing hardware...
Figure 109. Installing the heat sink and fan assembly Figure 110. Closing the drive bay 5. Connect the microprocessor fan cable to the system board. 6. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the microprocessor Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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3. Remove the heat sink and fan assembly. See “Replacing the heat sink and fan assembly” on page 62. 4. Replace the microprocessor. Notes: • Your microprocessor and socket might look different from the one illustrated. • Touch only the edges of the microprocessor. Do not touch the gold contacts on the bottom. •...
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Figure 113. Pivoting the microprocessor socket upward Figure 114. Removing the microprocessor Figure 115. Installing the microprocessor Figure 116. Pivoting the microprocessor socket downward ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Figure 117. Locking the microprocessor socket retainer Figure 118. Closing the drive bay 5. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the coin-cell battery Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 119. Opening the drive bay Figure 120. Pressing the metallic tab using a driver Figure 121. Removing the coin-cell battery Figure 122. Placing the coin-cell battery ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Figure 123. Pressing the coin-cell battery downward until it is fully engaged with a click Figure 124. Closing the drive bay 4. Complete the replacement. See “Completing the parts replacement” on page 74. To dispose of the coin-cell battery, refer to the “Lithium coin-cell battery notice” topic in the Safety and Warranty Guide.
Figure 125. Removing the E-lock Figure 126. Installing the E-lock 4. Connect the E-lock cable to the system board. 5. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the cover presence switch Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
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Figure 127. Removing the cover presence switch Figure 128. Installing the cover presence switch • For models without E-lock installed: Chapter 4 Replacing hardware...
Figure 129. Removing the cover presence switch Figure 130. Installing the cover presence switch 4. Connect the new cover presence switch cable to the system board. 5. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the rear fan Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
3. Replace the rear fan. Figure 131. Removing the rear fan Figure 132. Installing the rear fan 4. Connect the rear fan cable to the system board. 5. Complete the replacement. See “Completing the parts replacement” on page 74. Replacing the system board Attention: Do not open your computer or attempt any repairs before reading the Important Product Information Guide.
10. Record the cable routing and cable connections, and then disconnect all cables from the system board. See “System board” on page 5. 11. Replace the system board. Note: Carefully handle the system board by its edges. Figure 133. Removing the system board Figure 134.
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To reinstall the computer cover and reconnect the cables to your computer, do the following: 1. Ensure that all components have been reassembled correctly and that no tools or loose screws are left inside your computer. 2. Ensure that the cables are routed correctly before reinstalling the computer cover. Keep cables clear of the hinges and sides of the computer chassis to avoid interference when reinstalling the computer cover.
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ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.
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ThinkCentre M720t User Guide and Hardware Maintenance Manual...
Appendix B. Trademarks The following terms are trademarks of Lenovo in the United States, other countries, or both: Lenovo The Lenovo logo ThinkCentre The ThinkCentre logo DisplayPort is a trademark of the Video Electronics Standards Association. Other company, product, or service names may be trademarks or service marks of others.
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ThinkCentre M720t User Guide and Hardware Maintenance Manual...