
15
6600-2204
LED Indicators
LED
Status Description
DCD
CTS
RTS
TD
RD
PWR
PWR
Power
ON
In service
OFF
Out of service
RD
Receive data
ON
Data transmitted on the RS-232 or RS-485 port
OFF
No data transmitted on the RS-232 or RS-485 port
TD
Transmit data
ON
Data received on the RS-232 or RS-485 port
OFF
No data received on the RS-232 or RS-485 port
RTS
Request
to send
ON
RTS signal active on the RS-232 port
OFF
RTS signal inactive on the RS-232 port
CTS
Clear to send
ON
CTS signal active on the RS-232 port
OFF
CTS signal inactive on the RS-232 port
DCD
Data carrier
detect
ON
DCD signal active on the RS-232 port
OFF
DCD signal inactive on the RS-232 port