Apple Macintosh LC 575 - Manual (Page 34)

28 Special Features
10. Align the card over the processor-direct expansion slot.
11. Press down on the card until the connector is solidly in
place.
Don’t force the card. If you meet resistance, pull the card out
and try again. To see if the card is properly connected, lift it
gently. If it resists and stays in place, it’s connected.
12. Slide the logic board back in.
Push on the edge of the logic board until it is firmly in place.
13. If there is a connector on the card that you just
installed (for example, if you are installing an Apple IIe
Card), remove the access cover on the back panel you
removed earlier.
Pinch together the plastic tabs on the access cover to remove
it and pop it out. With the access cover off, you can use the
port on the card you just installed.
Align the card
over this slot.