Com3 Jumper Setting - DFI EC70A-TGU User Manual

X COM3 Jumper Setting
Remove the 4 screws of the heat shield and put them in a safe place for later use.
Remove the heat shield and the COM 3 jumper is readily accessible.
Heat shield
JP9
Pin Pin
Assignment
1-2 2-3
4-5 5-6
RS232 (default)
7-8 8-9
10-11 11-12
JP8
Pin Pin
Assignment
1-2 2-3
4-5 5-6
RS232 (default)
7-8 8-9
10-11 11-12
User's Manual |EC70A-TGU
Assignment
DIO
Assignment
DIO
X COM Port Jumper Setting
RS422
Pin
RS232
(Full Duplex)
Pin1 DCD RX+
Pin2 RXD RX-
Pin3 TXD TX+
Pin4 DTR TX-
Pin5 GND GND
Pin6 DSR NC
Pin7 RTS NC
Pin8 CTS NC
Pin9 RI NC
Chapter 2
HARDWARE INSTALLATION
RS485 DIO
DATA+ DIOA0
DATA- DIOA1
NC DIOA2
NC DIOA3
GND GND
NC DIOA4
NC DIOA5
NC DIOA6
NC DIOA7
12