Recently DD Direct Plus removed 9xm channel on their platform and they replaced by BIG music channel. So now Dish TV also have BIG Magic channel on their platform.
9xm Music channel also available on Channel No. 670.
Here is Technical Details:
Transponder Frequency 12595
Symbol Rate - 40700
You can also watch 9xm channel live on internet, you can visit official website www.9xm.in