Farallon Communications PB 1400 - Manual (Page 7)

Installation 7
15. To see if the card is properly connected, gently try to lift it out of
the slot. It should resist and stay in place.
16. Reassemble your PowerBook according to the instructions in your
PowerBook manual.
17. Attach the metal bracket that came with the card over the
Ethernet port. Align the bracket’s two holes with the holes beside
the Ethernet port. Using a Phillips screwdriver, screw in the two
metal screws that came with the card.
Attaching the metal bracket