Classification
Indicator
Description
Meaning
Downstream
Serial Port
RXD
Downstream RS232
data receive indicator
Steady on：RS232 line fault，please check if the
RS232 line wiring is correct
Flashing：RS232 receiving data
Off：RS232 no receiving data
TXD
Downstream RS232
data transmit indicator
Steady on：RS232 line fault，please check if the
RS232 line wiring is correct
Flashing：RS232 transmitting data
Off：RS232 no transmitting data
Ethernet
NET
Network status
indicator
Steady on：Network connection enabled
Flashing：Transmit or receive data
Off：The network port is not plugged into the
network cable
Power
PWR
Power indicator
Steady on：Normal power supply
Off：No power or abnormal power supply, please
check if the voltage range is 9~27VDC
C2000-B1-SFE0101-AA1 User Manual
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SinoCon Co., Ltd.
www.sinoconsys.com
