I had a similar problem on one of these - in my case it was that the mezzanine card with the voice interfaces was improperly seated. Generally, these are "no user servicable parts" units - which means you should reach out to TAC. I was able to reso...
Tommy- the authentication error is likely because you are connecting via http and Cisco CP is looking to https to run those tasks. I was able to get past that error by enabling http secure-server and rediscovering the router with the secure options ...