Asus M3A78 - Manual (Page 38)

1-26 Chapter 1: Product introduction
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.
M3A78 Floppy Disk Drive Connector
R
M3A78
NOTE: Orient the red markings on
the floppy ribbon cable to PIN 1.
PIN1
FLOPPY
2. Optical drive audio in connector (4-pin CD)
This connector allows you to receive stereo audio input from sound sources
such as a CD-ROM, TV tuner, or MPEG card.
R
M3A78
M3A78 Internal Audio Connector
CD
(black)
Righ
tA
udio Channel
Lef
tA
udio Channel
Ground Ground