DFI COM630-B - Manual (Page 23)

23
2
Hardware Installation
Audio
Front audio
Rear Audio
The system board is equipped with 3 audio jacks. A jack is a one-hole connecting
interface for inserting a plug.
• Mic-in Jack (Pink)
In a 2-channel or 4-channel mode, this jack is used to connect an external
microphone. In a 6-channel mode, this jack functions as Center/Subwoofer.
• Line-in Jack (Light Blue)
In a 2-channel mode, this jack is used to connect any audio devices such
as Hi-fi set, CD player, tape player, AM/FM radio tuner, synthesizer, etc. In a
4-channel or 6-channel mode, this jack functions as rear right/left speaker
out.
• Line-out Jack (Lime)
In a 2-channel mode, this jack is used to connect a headphone or external
speakers. In a 4-channel or 6-channel mode, this jack functions as front
right/left speaker out.
10
Mic Mic
Power
A
uD_R_Out
N.
C.
A
uD_L_Out
GND
A
uD_Vcc
K
ey
9 1
A
uD_R_R
eturn
A
uD_L_R
eturn
2
Line-out
Line-in
Mic-in
Rear audio