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Back Panel Configuration
PS/2 Mouse & PS/2 Keyboard Connectors: KB/MS
These mainboards provide a standard PS/2 mouse connector and PS/2 keyboard
connector. The pin assignments are described below:
PS/2 Mouse
PS/2 Keyboard
Serial and Parallel Interface Ports
These mainboards come equipped with one serial port and one parallel port. A VGA
port is also provided with the PX915G series only.
Parallel Interface Port: PRT
The parallel port on your system has a 25-pin, DB25 connector that is used to interface
with parallel printers and other devices using a parallel interface.
The Serial Interface: COM1
The serial interface port is sometimes referred to as an RS-232 port or an asynchronous
communication port. Mice, modems and other peripheral serial devices can be
connected to this port.
VGA Graphics Connector (PX915G series only):
The PX915G Series has a built in VGA port. Your VGA monitor can attach directly to this
VGA connector (D-SUB 15 pin).
PX915P/ PX915G Series
Pin
Assignment
1
Data
2
No connect
3
Ground
12
Pin
Assignment
4
+5 V (fused)
5
Clock
6
No connect
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