Manual

AR-B7230 User’s Manual
16
2.3.11 COM4 (Serial Port 4)
142
1 13
PIN SIGNAL PIN SIGNAL
1 DCD3 8 RI3
2 DSR3 9 GND
3 RX3 10 NC
4 RTS3 11 TX+
5 TX3 12 TX-
6 CTS3 13 RX+
7 DTR3 14 RX-
2.3.12 AUDIO1 (Audio output connector)
25
2
1
26
PIN SIGNAL PIN SIGNAL
1 STB 14 GND
2 AFD 15 D6
3 D0 16 GND
4 ERR 17 D7
5 D1 18 GND
6 INIT 19 ACK
7 D2 20 GND
8 SLIN 21 BUSY
9 D3 22 GND
10 GND 23 PE
11 D4 24 GND
12 GND 25 SLCT
13 D5 26 NC
2.3.13 FAN1 (CPU / System Fan)
1
4
PIN SIGNAL
1 GND
2 +12V
3 DET.
4 CTL.