I have 1 vip 622 and 2 vip 211's and dpp44 switch with dish 1000.2. The 622 and one 211 are working perfectly. Last the other 211 stop picking up all 3 sats (110, 119,129). I ran check switch about 50 times. Each time it will pick up one of the three satellites but not the other two and it is...