Zee Tv — Z marathi channel not working properly.

Address:

Andheri west

Since 1 month our z marathi channel not working properly, due to breaking the pictures. I raised the complaint to cable operator but he neglected and last he told us as we have to purches new set top Box which worth rupees 1500/- . Is this right, for one channel who changes the new box? please help me out in this matter. Because we have only to 2 options one we should purches new box or Stop to see this channel.