It seems that you are having some issues with your Slingbox PRO-HD since the logo and power lights are solid.
Although you have not mentioned anything about the Slingbox network light, it seems to be the only one that is not working properly.
If this is you case, I encourage you to check the following link:
If the issue persists, I encourage you to give us a call since this issue might be related to a faulty power adapter.
Just make sure to use the options on the right hand side of the screen.
Hope this helps!