Replacing The Card Reader - Lenovo M91p 4480 User Manual

9. Reinstall the front bezel. See "Removing and reinstalling the front bezel" on page 33.
Note: You might have to remove the card reader cover
cover, pivot the two retaining clips
disengage the card reader cover from the front bezel.
Figure 24. Removing the card reader cover
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 66.

Replacing the card reader

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
To replace the card reader, 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. Remove the computer cover. See "Removing the computer cover" on page 32.
3. Remove the front bezel. See "Removing and reinstalling the front bezel" on page 33.
4. Locate the card reader. See "Locating components" on page 11.
5. Disconnect the card reader cable from the USB connector on the system board. See "Locating parts on
the system board" on page 12.
2 from the front bezel. To remove the card read
1 that secure the card reader cover outwards and then completely
.
Chapter 5 Installing or replacing hardware
43