Acnodes PC 8719 - Manual (Page 22)

Close 1-2 COM6 RI (Ring Indicator) (default)
Close 3-4 COM6 Pin9=+5V (option)
Close 5-6 COM6 Pin9=+12V (option)
27. COM6 :
(2.0mm Pitch 2x5 Pin Header), COM6 Port, standard RS232 ports are provided. They can be used
directly via COM cable connection. COM6 port is controlled by pins No. 1~3 of JP3,select output
Signal 5V or 12v, For details, please refer to description of JP3.
Signal Name Pin# Pin# Signal Name
DCD 1 2 RXD
TXD 3 4 DTR
Ground 5 6 DSR
RTS 7 8 CTS
JP3select Setting
(RI/5V/12V)
9 10 NC
28. USB_LAN1/USB_LAN2 :
USB4/USB5/USB6/USB7
：(Double stack USB type A), Rear USB connector, it provides up to 4
USB2.0 ports, speed up to 480Mb/s.
Each USB Type A Receptacle (2 Ports) Current limited value is 1.5A.
If the external USB device current exceeds 1.5A, please separate connectors into different
Receptacle.
LAN1/LAN2: (RJ45 Connector), Rear LAN port, Two standard 10/100/1000M RJ-45 Ethernet ports
are provided. Used Realtek RTL8111D chipset, LINK LED (green) and ACTIVE LED (yellow)
respectively located at the left-hand and right-hand side of the Ethernet port indicate the activity and
transmission state of LAN.