Asus P4B-FX - Manual (Page 45)

ASUS P4B-FX motherboard user guide 2-25
8. Internal audio connectors (4-pin CD1, AUX) (on audio models only)
These connectors allow you to receive stereo audio input from sound
sources such as a CD-ROM, TV tuner, or MPEG card.
Figure 2-32 Internal Audio Connectors
9. Headphone true-level line out connector (3-pin HPHONE)
(on audio models only)
This connector connects to an optional front panel audio module using
a 3-pin audio cable. If your chassis has this audio module, you can
connect a headphone/speaker to the front panel connector.
Figure 2-33 Headphone True-level Line Out Connector
P4B-FX
P4B-FX Internal Audio Connectors
CD1 (Black)
AUX (White)
Right Audio Channel
Left Audio Channel
Ground
P4B-FX
P4B-FX True-Level Line Out Header
HPHONE
1
Earphone Left
GND
Earphone Right
This connector is disabled when there is a line out device connected to
the Line Out (lime) jack on the rear panel.