I/O Ports Side View
KBMPS2
USB1
Key to I/O Ports
Component
Description
KBMPS2
PS/2 port for pointing device (upper port)
PS/2 port for keyboard (lower port)
LPT1
External parallel port
JS1 (Upper)
External game/MIDI port
JS1 (Lower)
Audio jacks for (left to right) line out, line in,
microphone
COM2
External serial port 2/4
COM1
External serial port 1/3
USB1
Two stacked Universal Serial Bus ports
Check the Jumper Settings
JP2
JP3
LPT1
JS1
COM1
COM2
JP6
JS1
JP5
JP4
JP1
15