Computer Hardware User Manual
ASUS M2N-E SLI 2-23
7. Line In port (light blue). This port connects the tape, CD, DVD player,
or other audio sources.
8. Line Out port (lime). This port connects a headphone or a speaker. In
4-channel, 6-channel, and 8-channel conguration, the function of this
port becomes Front Speaker Out.
9. Microphone port (pink). This port connects a microphone.
Refer to the audio conguration table below for the function of the audio
ports in 2, 4, 6 or 8-channel conguration.
11. USB 2.0 ports 3 and 4. These two 4-pin Universal Serial Bus (USB)
ports are available for connecting USB 2.0 devices.
12. USB 2.0 ports 1 and 2. These two 4-pin Universal Serial Bus (USB)
ports are available for connecting USB 2.0 devices.
13. Serial port (COM port). This 9-pin COM port is for pointing devices and
other serial devices.
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.
Audio 2, 4, 6, or 8-channel conguration
Port Headset
2-channel
4-channel 6-channel 8-channel
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
Orange – – Center/Subwoofer Center/Subwoofer
Black – Rear Speaker Out Rear Speaker Out Rear Speaker Out
Gray – – – Side Speaker Out
10. Center/Subwoofer port (orange). This port connects the center/
subwoofer speakers.