Unsupported Browser Detected

The Lenovo Support website supports Microsoft Internet Explorer 10+, Mozilla Firefox 29+, Chrome 34+ and any other modern web browser.

      Cover removal and installation - ThinkCentre A50, A51, A52, M52, S50, S51

      View cover removal video
      View cover installation video



      Turn off the computer and wait 3 to 5 minutes to let the computer cool before opening the computer cover.

      To open the computer cover:

      1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your operating system, turn off all attached devices and the computer.
      2. Unplug all power cords from electrical outlets.
      3. Disconnect the cables attached to the computer. This includes power cords, input/output (I/O) cables, and any other cables that are connected to the computer. See "Locating controls and connectors on the front of your computer" and "Locating connectors on the rear of your computer"".
      4. Remove the floor stand, if attached.
      5. Remove any locking devices, such as a Kensington lock that secure the computer cover.
      6. Press inward on the two buttons and pivot the top cover upward.

      Opening the cover

      Purchase parts online


      Was this information helpful?

      Your feedback helps to improve this site.

      • Alias ID: MIGR-60336
      • Document ID: PD009331
      • Last Updated :17 Jun 2014
      • © 2016 Lenovo