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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
This section provides instructions on how to replace the card reader.
To replace the card reader:
1. Open the computer cover. See “Opening the computer cover” on page 12.
2. Pivot the optical drive bay assembly upward to gain access to the card reader.
3. Locate the card reader.
4. Disconnect the card reader cable from the front USB connector on the system
board. See “Locating parts on the system board” on page 10.
Note: Make sure you note the location of the cable when you disconnect the
cable from the system board.
5. Remove the screw that secures the card reader to the chassis.
6. Remove the card reader from the chassis.
7. Install a new card reader into the chassis and align the screw hole in the card
reader with the hole in the chassis.
8. Install the screw to secure the new card reader to the chassis.
9. Reconnect the card reader cable to the system board.
10. Go to “Completing the parts replacement” on page 35.
Figure 28. Removing the securing screw of the card reader
Chapter 2. Installing options and replacing hardware 33