User`s guide

AR-B1631ET User’s Guide
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2.2.3 DIO1 (GPIO)
2.2.4 AUDIO1 (AUDIO)
2.2.5 COM2, COM3, COM4 (RS232)
2.2.6 J2 (CHASSIS CONTROL)
J
2
＋
－
＋
－
A
T
A
T
X
POWER
LED
HD LED
RESET
1 GND 2 +5V
3 XOUT0 4 XOUT1
5 XOUT2 6 XOUT3
7 XIN0 8 XIN1
9 XIN2 10 XIN3
1 2
9 10
1 LINE OUT R 2 LINE OUT L
3 GND 4 GND
5 LINE IN R 6 LINE IN L
7 MIC IN 8 GND
9 GND 10 GND
1 2
9 10
1 DCD 2 DSR
3 RX 4 RTS
5 TX 6 CTS
7 DTR 8 RI
9 GND 10 NC
1 2
9 10