Mainboard User’s Manual
Attaching Connectors
20
3.5.6. Front USB Header (USB2~3)
The mainboard provides one onboard 10-pin of dual USB port (port
3 and port 4) header. The header on the same signal with USB port 1
and port 2 on the back panel.
3.5.7. Floppy Drive Header (FDC)
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.