Lenovo IdeaCentre K220 - Manual (Page 17)

14
Hardware Replacement Guide
Replacing hardware
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 or in the Hardware Maintenance Manual (HMM)
for the computer. To obtain copies of the Safety and Warranty Guide or
HMM
, go to the Support Web site at:
http://consumersupport.lenovo.com
Note
Use only parts provided by Lenovo.
Removing the computer cover
Important
Turn off the computer and wait 3 to 5 minutes to let the computer cool
before removing the computer cover.
To remove the computer cover:
1. Remove any media (diskettes, CDs, or memory cards) from the drives or card
readers, shut down your operating system, turn off all attached devices, and
the computer.
2. Unplug all power cords from electrical outlets.
3. Disconnect all cables attached to the computer. This includes power cords,
input/output (I/O) cables, and any other cables that are connected to the
computer. Refer to “Locating connectors on the front of the computer” and
“Locating connectors on the rear of the computer”.
Chapter
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