Apple 6400 appendix Compatible, Not compatible

Some communication cards designed for other communication slots are not compatible with your computer and cannot be installed in its communication slot. You can tell by examining the placement of the notches on the card. Use the following illustration as a guide if you’re not sure you have the correct type of card for the slot.

Communication card	Notches
Compatible

Vertical plate	Logic board	Communication slot
	(side view)

Compatible Notches

Not compatible

Notches

Installing Expansion Cards 141