Hathway Cable & Datacom Ltd — setup not working they are not repairing forcing me to purchase new setup box

Setup not working they are not repairing forcing me to purchase new setup box
This is 4th setup box that gone bad

I complained to local cable operator mulund east that mine hathway setup goes in standyby mode (Orange light) and then not goes to green light
It is occuring from more than 2 months. Mine pincode is 400080

When i watch tv the setup box enter standby mode and then doing all things like switch off power supply and then switch on the box not returns to to green light

They said purchase new setup box thats all nothing more
Not giving even address where to get setup box repair

I asked them please repair it they told hathway dont repair setup box u have to purchase new one
I told them please tell me where to repair it they said they dont know

This is 4 setup box that got problem
I purchased 4 hathway setup box till now, now i will purchase none of there box.

Also i gave hathway setup box which has problem hd s 6300 model to local cable operator they said it cant be repaiered and then they not return it
They said they dont return it is hathway property
How it is hathway property when i paid full amount for purchasing setup box

They told the box is been given in scrap i said i paid full amount to purchase it
I am customer of hathway from 10 years now

What to do
This way they treat customers
If the bow is in warranty they repair it now it is out of warranty they dont want to repair it i am ready to pay for repairs