MSI MS-6395 Manual page 35

CD-In/Aux Line-In/Modem-In Connector: J6/J4/J7
J6 connector is for CD-ROM audio connector.
J4 connector is for DVD add-on card with Line-in connector.
J7 connector is for modem with internal audio connector.
R
J6
Mono_Out GND Phone_In
J7
Note:
Mono_Out is connected to the Modem speaker-out connector.
Phone_In is connected to the Modem Microphone-In connector.
R
GND
GND
L
L
J4
2-19
Hardware Setup