Because none of the sats not getting completely as per this setup..9+10 is a good combination and 7 as a side lnb i am looking for ? because of this 7in the middle, 9and 10 getting problems... only one benefit is now getting hotbird 500 channels with a minimum of 46 % signal quality as side lnb.
Btw can you tell me from which site you got the signal strength of this sat in uae, as mentioned as 43dbw,