Asus A8V-VM User Manual page 40

. Internal audio connector (4-pin CD)
This connector is for the 4-pin audio cable that connects to the audio
connector at the back of the optical drive.
A8V-VM Internal Audio Connector
8. Digital audio connector (4-1 pin SPDIF_OUT)
This connector is for an additional Sony/Philips Digital Interface
(S/PDIF) port(s). Connect the S/PDIF module cable to this connector,
then install the module to a slot opening at the back of the system
chassis.
The S/PDIF module is purchased separately.
A8V-VM Digital Audio Connector
1-8
A8V-VM
R
A8V-VM
R
CD
(black)
SPDIF_OUT
Chapter 1: Product introduction