Asus Motherboard P5LD2 - Manual (Page 45)

ASUS P5LD2 2-23
10. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB)
ports are available for connecting USB 2.0 devices.
11. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB)
ports are available for connecting USB 2.0 devices.
12. Serial port. This port connects a mouse, modem, or other devices that
conform with serial specification.
13. Optical S/PDIF Out port. This port connects an external audio output
device via an optical S/PDIF cable.
14. Coaxial S/PDIF Out port. This port connects an external audio output
device via a coaxial S/PDIF cable.
15. PS/2 keyboard port (purple). This port is for a PS/2 keyboard.
8. Microphone port (pink). This port connects a microphone.
9. Rear Speaker Out port (gray). This port connects the rear speakers on
a 4-channel, 6-channel, or 8-channel audio configuration.
Audio 2, 4, 6, or 8-channel configuration
Refer to the audio configuration table below for the function of the audio
ports in 2, 4, 6, or 8-channel configuration.
Light Blue Line In Line In Line In Line In
Lime Line Out Front Speaker Out Front Speaker Out Front Speaker Out
Pink Mic In Mic In Mic In Mic In
Gray — Rear Speaker Out Rear Speaker Out Rear Speaker Out
Black — — — Side Speaker Out
Yellow Orange — — Center/Subwoofer Center/Subwoofer
Port 2-channel 4-channel 6-channel 8-channel