Can you run HC panel on local machine? If you are using Firewall then please consult with this article
to allow required ports in firewall. Please also make sure about following things:
1- HC Admin Site is running under ¬HCAppPool¬ which has identity as ¬Local System¬.
2- ¬HCGroup¬ is added in Local Security Policies of your system under User Rights Assignment--->Access this Computer from the network.
3- ASP extensions are enabled in your IIS Server under Web Services Extensions Node.