Lenovo 2551 Personal Computer User Manual


 
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 34.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 35.
4. Locate the card reader. See “Locating components” on page 11.
5. Disconnect the card reader cable from the front USB connector on the system board. See “Locating
parts on the system board” on page 12.
6. Press the blue retaining clip to remove the card reader out of the chassis.
Figure22. Removing the card reader
7. Install the card reader retainer on the side of the new card reader.
Figure23. Installing the card reader retainer
Chapter 5. Installing or replacing hardware 43