Asus V4-P5P43 - Manual (Page 66)

4-4 Chapter 4: Motherboard info
4.3 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.
P5QL-M DELUXE/WIFI-AP
P5QL-M DELUXE/WIFI-AP Floppy disk drive connector
FLOPPY
NOTE:Orient the red markings
on the floppy ribbon cable to PIN 1.
PIN1