One way to put it, to perhaps add to clarity of what's in the manual, is that LFE setting works a bit like high pass filter for the speakers and low pass filter for the subwoofers and that's way it is often referred to as "crossover setting", whereas LPF, indeed works like low...
The X3800H includes nearly every other critical checklist item: HDMI 2.1 on all inputs and outputs; 8K video-capable and 4K up-converting; multi-subwoofer integration and room-correction via top-level Audyssey processing, with Dirac Live as an extra-cost option. Denon and Marantz are stablemat...