Kodak XLS 8400 - Manual (Page 21)

Installing the Hardware
2-8 Part No. 1H9613 June 1997
The cable receptacles should extend through the front of the
slot.
3. Seat the card by positioning the connector on the bottom of
the card against the receptacle on the mother board. Press
it gently into place.
4. Secure the card connector plate to the printer connector plate
by replacing the three screws you removed from the slot
cover.