I had to disconnect my Humax box because the painter was coming to do my full house. When I tried to get it working again I had frozen screen, no programmes etc. Try these steps.
Please follow the steps below to perform a Default reset;
Power OFF the receiver
Disconnect the Aerial cable
Power On the receiver
Enter your password (default = 0000)
Select Default Setting
Enter your password (Default = 0000)
When the receiver restarts, power off
Connect the Aerial Cable
Power ON – the receiver will then search for the channels.