A friend of ours had the same issue. He put a door on the cubby for the old school TV, so basically made it into a cabinet. Then he mounted his new flat panel TV to the cabinet door, and inside the cabinet he mounted a bluray player and also uses it for extra storage.
TT-2013 Passport 3220BH
TV-2004 F150 FX4, not exactly stock...
with 2001 Kodiak K215: 2010-10, 2011-12
with 2012 Grey Wolf 26BH: 2012-19, 2013-24, 2014-11, 2015-6
with 2013 Passport: 2015-13, 2016-15 booked