Lexmark CS921 User Manual page 130

Upgrading and migrating
5
Remove the controller board shield.
6
Unpack the optional card.
Warning—Potential Damage: Avoid touching the connection points along the edge of the card.
7
Push the card firmly into place.
Note: The entire length of the connector on the card must touch and be flush against the controller
board.
Warning—Potential Damage: Improper installation of the card may cause damage to the card and the
controller board.
8
Reattach the shield, and then reattach the access cover.
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