MSI MS-6577 Getting Started page 19

Chapter 2
Connectors
The mainboard provides connectors to connect to FDD, IDE HDD, case,
modem, LAN, USB Ports, IR module and CPU/System FAN.
Floppy Disk Drive Connector: FDD1
The mainboard provides a standard floppy disk drive connector that
supports 360K, 720K, 1.2M, 1.44M and 2.88M floppy disk types.
Internal Speaker Connector: JSP1
This connector is used to connect the internal speaker if available.
JSP1
SPKR
GND
SPKL
2-14
FDD1