2.5.4 AudioMAX Connection SlotThis slot provides the audio input/output connection over the rear I/O part through an add-ondaughter-card. Find your “AudioMAX” daughter-card and its driver in the motherboardpackage.• S/PDIF Out: This connector provides an S/PDIF-Out connection through optical fiber todigital multimedia devices.• S/PDIF In: This connector provides an S/PDIF-In connection through optical fiber todigital multimedia devices.Line-In: Connects to the line out from external audio sources.• Mic-In: Connects to the plug from external microphone.• Line-Out: Connects to the front left and front right channel in the 7.1-channel or regular2-channel audio system.• Cen/Sub: Connects to the center and subwoofer channel in the 7.1-channel audio system.• R.L./R.R. (Rear Left / Rear Right): Connects to the rear left and rear right channel inthe 7.1-channel audio system.• S.L./S.R. (Surround Left / Surround Right): Connects to the surround left andsurround right channel in the 7.1-channel audio system.• CD1: This connector connects to the audio output of internal CD-ROMdrive or add-on card.2-14 AN9 32X