Apple Macintosh LC 580 - Manual (Page 100)

Installing a communication card
1 Remove the plastic access cover from the vertical plate.
2 Remove the communication card from its static-proof bag.
Hold the card by its edges to avoid touching the connectors on the card.
3 Align the card over the communication slot.
The communication slot is the rightmost slot on the logic board.
Communication slot
Vertical plate
Communication
port access hole
Communication slot
Push the two plastic tabs apart and pull off the
metal retainer so the access cover can come off.
Vertical plate
Metal retainer
92 Appendix B