Chapter 2. Replacing Hardware; Removing The Computer Cover - Lenovo ThinkCentre A55 8705 Hardware Replacement Manual

Chapter 2. Replacing hardware

Note: Use only parts provided by Lenovo.

Removing the computer cover

To remove the computer cover:
1. Remove any media (diskettes, CDs, or tapes) from the drives, shut down your
2. Unplug all power cords from electrical outlets.
3. Disconnect all cables attached to the computer. This includes power cords,
4. Remove any locking devices that secure the computer cover.
5. If there are thumbscrews securing the cover, remove them.
© Lenovo 2006, 2007. Portions © IBM Corp. 2005.
Attention:
Do not remove the computer cover or attempt any repair before reading the "Important
safety information" in the Safety and Warranty Guide that was included with your computer.
To obtain copies of the Safety and Warranty Guide, go to the Support Web site at
http://www.lenovo.com/support.
Important
Turn off the computer and wait 3 to 5 minutes to let the computer cool
before removing the computer cover.
operating system, turn off all attached devices, and the computer.
input/output (I/O) cables, and any other cables that are connected to the
computer. See "Locating connectors on the front of the computer" on page 2
and "Locating connectors on the rear of the computer" on page 3.
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