Asus P4S8X - Manual (Page 40)

28 Chapter 2: Hardware information
3. Universal Serial Bus Ports 1 and 2 (Black, Two x 4-pin USB)
Four USB ports are available for connecting USB devices.
4. Parallel Port (Burgundy 25-pin PRINTER)
You can enable the parallel port and choose the IRQ through Onboard
Parallel Port (see 4.4.2 I/O Device Configuration).
Universal Serial Bus
USB 0
USB 2
USB3
USB 1
Parallel Port (25-pin Female)
NOTE! Serial printers must be connected to the serial port.
RJ-45
5. Fast-Ethernet Port Connector (RJ45) (optional)
This RJ45 connector is located on top of the USB Ports 0 & 1. The RJ45
supports connectivity for local area networks.