Lenovo ThinkCentre M800z Hardware Maintenance Manual page 134

3. Remove the computer stand. See "Replacing the computer stand" on page 96.
4. Remove the computer cover. See "Removing the computer cover" on page 101.
5. Remove the system-board shield. See "Replacing the system-board shield" on page 102.
6. Locate the card reader. See "Computer components" on page 33.
7. Disconnect the card reader cable from the card reader.
8. Remove the two screws
Figure 74. Removing the card reader screws
9. Remove the card reader from the system board as shown.
Figure 75. Removing the card reader
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that secure the card reader to the system board.