Help me understand and select a pcm filter on my cd player

[Elk]

Closed. Duplicative of:

Help me understand and select a PCM filter - Mark Levinson 5100

my cd player, mark levinson 5100, has 7 PCM filters: fast minimum phase slow minimum phase apodiz fast hybrid fast minimum phase brickwall fast linear slow linear I’m unfamilair with the concept of PCM filters. Would any of these settings take the edge off of my issue of brightness?