VIA Technologies A7F129 Manual page 25

3.5.4.
These 3-pin headers are used for remote wake up of the computer
through a network or modem signal.
Note: You must enable the Wake On LAN/Wake On Modem
features in the BIOS setup if you use this feature. Refer to the
Power Management section in Chapter 4 for details.
3.5.5.
A floppy disk drive ribbon cable has two connectors to support two
floppy disk drives. The connector with twisted wires always connects
to drive A; the connector with untwisted wires connects to drive B.
You must orient the cable connector so that the pin 1 (color) edge of
the cable corresponds with pin 1 of the I/O port connector.
Attaching Connectors
Wake on LAN/Modem Connectors
Floppy Drive Connector
Wake On Modem Connector
Wake On LAN Connector
Floppy Disk Drive Connector
FDD
Pin 1
Hardware Installation
Pin 1
Pin 1
19