Lenovo ThinkCentre M91p Hardware Maintenance Manual - Page 88

4. Remove any locking device that secures the computer cover, such as a padlock or an integrated cable lock. 5. Remove any screws that secure the computer cover. 6. Press the cover-release button on the side of the computer and slide the cover to the rear of the computer to remove the cover. Figure 6. Removing the computer cover Removing and reinstalling the front bezel Attention: Do not open your computer or attempt any repair before reading and understanding the "Important safety information" in the ThinkCentre User Guide. To obtain a copy of the ThinkCentre User Guide, go to: http://www.lenovo.com/ThinkCentreUserGuides This section provides instructions on how to remove and reinstall the front bezel. To remove and reinstall the front bezel, do the following: 1. Turn off the computer and disconnect all power cords from electrical outlets. 2. Remove the computer cover. See "Removing the computer cover" on page 79. 80 ThinkCentre Hardware Maintenance Manual