Which receiver are you using? I'm having the same problem of low signal levels on my 622 with the 61.5 after upgrading to 3.63 and then to 3.65. We verify and I'm very well aligned. 110/119 is having very good signals but most TPs on 61.5 are unwatchable, mostly VOOM TPs, UNIHD and CBDHD.
-mylo