Asus V4-P5G43 - Manual (Page 67)

4-9 ASUS V4-Series P5G43
6. Optical drive audio connector (4-pin CD)
These connectors allow you to receive stereo audio input from sound sources
such as a CD-ROM, TV tuner, or MPEG card.
P5QL-EM Internal Audio Connector
P5QL-EM
R
CD
(black)
Right
Audio Channel
Left
Audio Channel Ground Ground
7. Digital Audio connector (4-1 pin SPDIF_OUT)
This connector is for the S/PDIF audio module to allow digital sound output.
Connect one end of the S/PDIF audio cable to this connector and the other
end to the S/PDIF module.
P5QL-EM Digital Audio Connector
P5QL-EM
R
+5
V
SPDIFOU
T
GN
D
SPDIF_OUT
The S/PDIF out module is purchased separately.