User manual

APC-3580 User Manual
30
3.2.19 Serial Port2 Connector
CN Label: COM2
CN Type: 2x7 pin header
CN Location: See Figure 3-22
CN Pinouts: See Table 3-21
PIN
NO.
DESCRIPTION
PIN
NO.
DESCRIPTION
1 DCD# 2 DSR#
3 RxD 4 RTS#
5 TxD 6 CTS#
7 DTR# 8 RI#
9 GND 10 GND
11 TxD485+ 12 TxD485
13 RxD485+ 14 RxD485
Table 3-21: COM2 Connector Pinouts
3.2.20 Serial Port3 Connector 3.2.22 Serial Port4 Connector
CN Label: COM3
CN Type: 2x5 pin header
CN Location: See Figure 3-23
CN Pinouts: See Table 3-22
PIN
NO.
DESCRIPTION
PIN
NO.
DESCRIPTION
1 DCD# 2 DSR#
3 RX 4 RTS#
5 TX 6 CTS#
7 DTR# 8 RI#
9 GND 10 GND
Table 3-22: COM3 Connector Pinouts