Mainboard PX915-DV
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 and one parallel port
on the back panel.
P
T
arallel Interface Port: PRT
The parallel port on your mainboard is a standard 25-pin one,
and is used to connect a parallel printer.
he Serial Interface: COM1
This mainboard provides a serial port COM1 on your back panel, and is used to connect mice, modem
and other peripheral devices. Through this port, you can also transfer data from your computer hard
disk drive to other computers.
USB & LAN Ports: USB/ LAN (GBLAN is optional)
There are four USB 2.0/ 1.1 ports on your back panel. These USB ports are used to connect with USB
devices, such as keyboard, mice and other USB interface supported devices. There us also a 10/100
Mbps Ethernet LAN port available you to attach an Internet cable.
Pin Assignment Pin Assignment
1
Data
4
+5 V (fused)
2
No connect
5
Clock
3
Ground
6
No connect
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-)
PS/2 Mouse
PS/2 Keyboard
