Lexmark 133 User Manual page 26

4
Unpack the memory card.
Note: Avoid touching the connection points along the edge of the card.
5
Align the notches on the memory card with the ridges on the connector.
1
Notches
2
Ridges
6
Push the memory card straight into the connector until it snaps into place.
7
Reinstall the system board cover.
Additional printer setup
26