O
AUDIO IN1,
P
Ø3.5 stereo mini jack
• Analog, 47kΩ input impedance
AUDIO IN3
Q
L,
RCA jack x2
• Analog, 47kΩ input impedance
U
CONTROL
D-sub 9pin plug
* About the details of RS-232C communication,
please refer to the next section.
Pin
Signal
1
(No connection)
2
RD
3
TD
U
S
AUDIO IN2
R
R
① ②
⑥ ⑦ ⑧ ⑨
Pin
4
(No connection)
5
Ground
6
(No connection)
Connection to the ports (continued)
Q
R
T
AUDIO OUT
RCA jack x2
• Analog, 1kΩ output impedance
③
④
⑤
Signal
O
P
S
L,
T
R
⑨
⑧
⑦
⑥
⑤ ④ ③
②
①
Pin
Signal
7
RTS
8
CTS
9
(No connection)
7