Why no radio channels on Dishtv ST2?

[ANILKUMAR VRC]

When I am using Dishtv NSS6 position. Iget all All India Radio channels. After the ST2 alignment there is no Radio channels. What is reason for I dont getting Radio channels?. Customercare executives says there is no Radio channels not available in ST2. All DTH have boardcast Radio channels. I am using Radio channels on Dishtv since the bigining of Dishtv. Please help me. Very bad move from Dishtv