1.10.2Internal 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.

FLOPPY

M3A78-EM

PIN1

NOTE: Orient the red markings on the floppy ribbon cable to PIN 1.

M3A78-EM Floppy Disk Drive Connector2.Serial port connector (10-1 pin COM1)

The connector is for a serial (COM) port. Connect the serial port module cable to the connector, then install the module to a slot opening at the back of the system chassis.

The serial port bracket (COM1) is purchased separately.

COM1

PIN1

M3A78-EM

M3A78-EM COM Port Connector

ASUS M3A78-EM

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