Mainboard K8NF4X–754
9
PS/2 Mouse & PS/2 Keyboard Ports: KB/MS
This mainboard provides a standard PS/2 mouse port and a PS/2 keyboard port. The pin
assignments are described below.
Serial and Parallel Interface Ports
The mainboard provides one serial port, one parallel
port, and one SPDIF out port on the back panel.
Parallel Interface Port: PRT
The parallel port on your system is used to attach a
parallel printer or other devices with this interface
supported.
Serial Interface Port: COM1
This mainboard provides a serial port COM1 on the
back panel, and is used to attach mice, modems and
other peripheral devices.
SPDIF Out Port: SPDIF/OUT
S/PDIF (Sony/Philips Digital Interface) is a recent audio transfer file format which provides
high quality audio using optical fiber and digital signals. The SPDIF out port on your PC back
panel is used to output the audio format files, so you can just attach a cord which with this
interface supported into this SPDIF out port for use.
USB & LAN Ports: USB/LAN
There are four USB 2.0/ 1.1 ports on the back panel. These USB ports are used to attach
with USB devices, such as keyboard, mice and other USB supported devices. There is also
a 10/100 Mbps Ethernet LAN port available for you to attach an Internet cable.
Pin
Assignment
Pin
Assignment
1
Data
4
+5 V (fused)
2
N/A
5
Clock
3
Ground
6
N/A
Pin
Assignment
Pin
Assignment
1
TX+ (TX+)
5
NC (TRD2-)
2
TX- (TX-)
6
RX- (RX-)
3
RX+ (RX+)
7
NC (TRD3+)
4
NC (TRD2+)
8
NC (TRD3-)
Pin
Assignment
Pin
Assignment
1/5
+5 V (fused)
3/7
USBP0+/P1+
2/6
USBP0-/P1-
4/8
Ground
PS/2 Mouse
PS/2 Keyboard
