Lenovo 3120 Manuel D’Utilisation
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4. To reinstall the front bezel, align the other three plastic tabs on the bottom of the front bezel with the
corresponding holes in the chassis, then pivot the front bezel inward until it snaps into position.
Figure 8. Reinstalling the front bezel
What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 52.
Accessing the system board components and drives
Attention:
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the ThinkCentre Safety and Warranty Guide that came with your computer. To obtain a copy of the ThinkCentre
Safety and Warranty Guide, go to:
http://www.lenovo.com/support
Do not open your computer or attempt any repair before reading and understanding the “Important safety information”
in the ThinkCentre Safety and Warranty Guide that came with your computer. 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 access the system board components and drives.
To access the system board components and drives, do the following:
1. Remove all media from the drives and turn off all attached devices and the computer. Then, disconnect
all power cords from electrical outlets and disconnect all cables that are connected to the computer.
2. Open the computer cover. See “Opening the computer cover” on page 14.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 15.
4. Remove the heat sink fan duct. See “Replacing the heat sink and fan assembly” on page 33.
5. Remove the hard disk drive. See “Replacing the hard disk drive” on page 27.
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ThinkCentre User Guide