USB Port: USB
This product is equipped with 4 ports for USB 2.0 interface.
Table 4.4 USB Connector
Serial Port Interface: COM2 – 3
Serial Port COM2 (RS232C)
This product has a serial port that corresponds to RS232C,
Table 4.5 Serial Port Connector (COM2)
Connector used
on the product
Pin No.
1
2
3
4
5
6
7
8
9
PT-E831H, PT-E831HS User's manual
Function
Pin No.
USB 1, 2
1
USB1_VCC
2
USB1-
3
USB1+
4
USB1_GND
5
USB2_VCC
6
USB2-
7
USB2+
8
USB2_GND
D-sub9 pin, male
Function
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
USB 3, 4
USB3_VCC
USB3-
USB3+
USB3_GND
USB4_VCC
USB4-
USB4+
USB4_GND
4. Each Component Function
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