Kyocera FS FS-1020D Operation Manual page 73

If the Network Interface Card or the Serial Interface Board is
installed
Remove the two screws from the network interface card or the serial
interface board and remove it.
Screws
Figure A-13
3
Insert the memory card in the slot. Insert as shown in the figure.
Push it in all the way.
Figure A-14
4
Close and secure the slot cover. If the network interface card or the
serial interface board kit is removed in the step 2 above, reinstall
and secure the card or the kit.
Network Interface Card
(or Serial Interface Board)
A-9
Memory (CompactFlash) Card
Memory Card