Asus P3B-1394 User Manual page 30

3. HARDWARE SETUP
3) Universal Serial Bus Connectors 1 & 2 (Two 4-pin USB)
Two USB ports are available for connecting USB devices.
USB 1
Universal Serial Bus (USB) 2
4) Parallel Port Connector (25-pin PRINTER)
You can enable the parallel port and choose the IRQ through Onboard Parallel
Port in 4.5 Chipset Features Setup. NOTE: Serial printers must be connected
to the serial port.
5) Serial Port Connectors (9-pin COM1)
The serial port can be used for pointing devices or other serial devices. See
Onboard Serial Port 1 in 4.5 Chipset Features Setup.
Serial Port (9-pin Male) COM 1
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Parallel (Printer) Port (25-pin Female)
ASUS P3B-1394 User's Manual