Lenovo ThinkStation P310 Hardware Maintenance Manual page 122

b. Pull the clip as shown to remove the card reader with its retaining bracket out of the flex module.
Figure 52. Removing the card reader from the flex module
c. Flex the four clips on the sides of the card-reader retaining bracket to remove the card reader
from the bracket.
Figure 53. Removing the card reader from the card-reader retaining bracket
4. To install a new card reader into the card-reader retaining bracket, align the four holes in the card
reader with the corresponding studs on the bracket. Then press the new card reader downward until
it snaps into position.
Figure 54. Installing the card reader into the card-reader retaining bracket
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ThinkStation P310 Hardware Maintenance Manual