RIO Remote I/O System User Guide
Installing Remote Terminal Adaptors (RTAs)
Page 169
Chapter 2 Installing hardware and software
3. Connect a power l ead into the socket at the rear of the RTA unit, turn on the supply and
also the power switch at the rear of the RRC unit.
The RRC16 unit will now boot up, then commence normal operation. The LE Ds on the
unit will display different colours depending on the state of the unit as shown in the next
table.
Rear view of unit
Connect power
lead here Power switch
RRC state Link Status
LEDs RUN LED CON LED RJ45 port
transmit RJ45 port
receive
Switched off Off Off Off No change No change
Being booted up by host Orange Off Off No change No change
Boot up successfully completed Orange Green Off No change No change
Assigned ID by host Orange Green Green No change No change
Traffic on Link Gr een Green Green No change No change
Error on link Flashing Red Green Green No change No change
Isolated from host Red for 20
seconds then
Off
Green Off No change No change
Port open No change No change No change No change No change
RJ45 port transmitting data Green Green Green Yello w Off
RJ45 port receiving data Green Green Green Off Green
Note
If the LEDs on the unit do not display as expected, refer to Appendix
C Troubleshooting for details of corrective action to take.