RED: Display Link for Version Lights and Codes
It would be nice on the UTM to have a Link to a help screen that lists the Light Available on that RED Version and the Light Codes for the boot sequence. Ver 1 has a System, Router, Internet and Tunnel, while other might have a System, Internet and Tunnel only. Also the little 1 sheet setup guide on newer RED devices doesn't detail what the light error codes mean. So you now have to guess if the problem is with the provider or with the RED itself.
There are several knowledgebase articles that cover the meaning of RED blink codes thoroughly:
Astaro Security Gateway (RED) meaning of the LED outputs:
Astaro RED (Remote Ethernet Device) Technical Training Guide