Asus A8V-VM - Manual (Page 40)

1-8 Chapter 1: Product introduction
. 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
A8V-VM
R
CD
(black)
Right A
udio Channel
Left A
udio Channel
Ground Ground
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
A8V-VM
R
+5V SPDIFOUT GN
D
SPDIF_OUT