Lexmark 280 - Manual (Page 22)

3 Holding the card by its sides, align the plastic pins on the card with the holes on the system board.
1 Plastic pins
2 Metal pins
4 Push the card firmly into place.
Notes:
• The entire length of the connector on the card must touch and be flush against the system board.
• Be careful not to damage the connectors.
5 Reattach the system board cover.
Additional printer setup
22