User`s manual

22 PCA-6740 User's Manual
2.18 Internal keyboard connector (CN16)
In addition to the PS/2 mouse/keyboard connector, an additional
external keyboard connector is provided.
For external keyboard pin assignments, see Appendix A.
2.19 AT power connector (CN17)
If you prefer not to acquire power through the PCA-6740 backplane
via the gold H-connectors, The big 4P power connector (CN17) also
provides power input connectors for +5 V, and +12 V.
2.20 Keyboard and PS/2 mouse connector (CN18)
The PCA-6740 board provides a keyboard connector. A 6-pin mini-
DIN connector (CN18) on the card mounting bracket supports single-
board computer applications. The card comes with an adapter to
convert from the 6-pin mini-DIN connector to a standard DIN connec-
tor and to a PS/2 mouse connector.
2.21 ISA gold fingers (CN19)
The 16-bit ISA gold fingers are used for connecting the PCA-6740
Series to an ISA passive backplane.