Westermo ED-20 - Manual (Page 14)

14 6609-2222
6.3.2 Configuration ports
The unit have two configuration ports, locally via the RS-232 port (Channel 2) and
remotely via Ethernet (Telnet port).
6.3.3 LED indicators
Indicators (LED) Power (PWR)
Link (NET)
Serial status,TD, RD, RTS and CTS
Configuration
LED Status Indication of
PWR ON Power OK
OFF No Ethernet link
NET ON Good Ethernet link
Flash* Ethernet data is transmitted or received, traffic indication
CONFIG ON Configuration mode (unit has been reconfigured,
new parameters not valid until a reboot has been made)
OFF Application mode (or during start up of configuration mode)
Serial specific indication of
RS-232 selected RS-422 selected**
TD ON Received data on serial port Received data on serial port
RD ON Transmitted data on serial port Transmitted data on serial port
RTS** OFF Request To Send deactivated Always OFF
ON Request To Send activated
CTS** OFF Clear To Send deactivated Shall always be OFF
ON Clear To Send activated Reconfigure flow control
* Constant flashing at constant rate may indicate a speed mismatch
** Only on channel 1