Asus P5S-MX SE - Manual (Page 39)

ASUS P5S-MX SE 1-27
7. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB) ports
are available for connecting USB 2.0 devices.
8. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB) ports
are available for connecting USB 2.0 devices.
9. Video Graphics Adapter port. This 15-pin port is for a VGA monitor or other
VGA-compatible devices.
10. Serial port. This 9-pin COM1 port is for pointing devices or other serial
devices.
13. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
Audio 2, 4, or 6-channel configuration
Light Blue Line In Surround Out Surround Out
Lime green Line Out Front Speaker Out Front Speaker Out
Pink Mic In Mic Center/Bass
Port Headset 4-speaker 6-speaker
2-speaker