DishTV — set-top box not working

Address:

Mumbai City, Maharashtra, 400055

I am Mahesh Anjarlekar, I customer since 6years to dish tv, my set-top box not working, so dishtv boy coming replaced it dish HD + box but his not giving remote and his charge me 840 Rs, after 15 day's set-top box giving me problems 301signals not found problem. I called customar care his saying this problem is 200Rs charge.