Asus M3N78-EH - Manual (Page 37)

ASUS M3N78-EH 1-25
1.10.2 Internal connectors
1. Floppy disk drive connector (34-1 pin FLOPPY)
This connector is for the provided Floppy Disk Drive (FDD) signal cable.
Insert one end of the cable to this connector, then connect the other end to
the signal connector at the back of the floppy disk drive.
Pin 5 on the connector is removed to prevent incorrect cable connection when
using an FDD cable with a covered Pin 5.
M3N78-EH Floppy Disk Drive Connector
R
M3N78-EH NOTE: Orient the red markings on
the floppy ribbon cable to PIN 1.
PIN1
FLOPPY