Lenovo ThinkCentre M76 Hardware Maintenance Manual for ThinkCentre M76 - Page 126

Accessing the system board components and drives, Reinstalling the front bezel

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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 54. Reinstalling the front bezel 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 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 119. 3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 120. 4. Remove the heat sink fan duct. See "Replacing the heat sink and fan assembly" on page 137. 5. Remove the hard disk drive. See "Replacing the hard disk drive" on page 132. 6. Pivot the optical drive bay upward to access the system board components and the cables. See "Replacing the optical drive" on page 135. 122 ThinkCentre Hardware Maintenance Manual

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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 54. Reinstalling the front bezel
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:
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 119.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 120.
4. Remove the heat sink fan duct. See “Replacing the heat sink and fan assembly” on page 137.
5. Remove the hard disk drive. See “Replacing the hard disk drive” on page 132.
6. Pivot the optical drive bay upward to access the system board components and the cables. See
“Replacing the optical drive” on page 135.
122
ThinkCentre Hardware Maintenance Manual