39
2
Hardware Installation
2.5.7 Audio
Front audio
Audio Jacks
The system board is equipped with 3 audio jacks at location CN3.
A jack is a one-hole connecting interface for inserting a plug.
•
Mic-in Jack (Pink)
This jack is used to connect an external microphone.
•
Line-in Jack (Light Blue)
This jack is used to connect any audio devices such as Hi-fi set,
CD player, tape player, AM/FM radio tuner, synthesizer, etc.
Surr_con
W
W
1
Mic
Mic P
o
w
e
r
AuD_R_Out
N.
C
.
AuD_L_Out
GND
AuD_Vcc
Key
2
1 0
9
AuD_R_Return
AuD_L_Return
Line-out
Line-in
Mic-in
W
1
9
2
SL
GND
SR
GND
NC
Center out NC LFT out NC Key