I think the 578 (which I own) took over for the 563.

Seems like a decent universal player but I can't say I have given it a real workout -- I never had enough cables to run 5.1 analog without disconnecting video and digital audio

M60ti, VP180, QS8, M2ti, EP500, PC-Plus 20-39
M5HP, M40ti, Sierra-1
LFR1100 active, ADA1500-4 and -8