If the device that you are using is not appearing on the Setup Assistant, it means that the AV source you have is not fully supported by the SlingPlayer. We encourage you to follow the troubleshooting steps on these links to get this resolved.
I hope that helps. Regards.
Tried all the additional codes 1-5 and tried to add 6 but box says code not recognised ..... any suggestions from anyone how to resolve the problem please ...?
Check out this thread: https://community.sling.com/thread/3300?tstart=0
Come back if it doesn't help.