Lenovo 5248 - Manual (Page 45)

What to do next:
• To work with another piece of hardware, go to the appropriate section.
• To complete the installation or replacement, go to “Completing the parts replacement” on page 50.
Replacing the ExpressCard
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 replace the ExpressCard.
Note: The ExpressCard is available only in some models.
To replace the ExpressCard, 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. Place a soft, clean towel or cloth on the desk or surface. Hold the sides of your computer and gently lay
it down so that the screen is against the surface and the cover is facing up.
3. Remove the computer cover. See “Removing the computer cover” on page 14.
4. Locate the ExpressCard in the computer. See “Component locations” on page 10.
5. Carefully remove the four screws 1 that secure the ExpressCard to the system board and then lift it
off the system board.
Figure 30. Removing the ExpressCard
Chapter 2 . Installing or replacing hardware 37