User`s manual
Knowing Your Motherboard 2-15
2.2.13. Rear Panel I/O
• Mouse: Connects to PS/2 mouse.
• Keyboard: Connects to PS/2 keyboard.
• VGA1: Connects to monitor input.
• AUDIO1:
R.L./R.R. (Rear Left / Rear Right): Connects to the rear left and rear right
channel in the 5.1 channel audio system.
Cen./Sub. (Center / Subwoofer): Connects to the center and subwoofer
channel in the 5.1 channel audio system.
S/PDIF Out: This connector provides an S/PDIF out connection through
optical fiber to digital multimedia devices.
Mic In: Connects to the plug from external microphone.
Line In: Connects to the line out from external audio sources.
F.L./F.R. (Front Left / Front Right): Connects to the front left and front
right channel in the 5.1-channel or regular 2-channel audio system.
• LAN: Connects to Local Area Network.
• USB2: USB 2.0 Connectors
User’s Manual