run audyssey denon1910 its say front& centre full band + surround & front height 80hz.what should i set speaker crossover freq and LPF for LFE freq setting.i found from audyssey web site say always set LPF for LFE at 120hz.denon1910+ms aviano2 front_aviano 5centre_sr ms avant903i_sub velodyne impact10 .