English|13Adjustment ItemDisplayRangeFront High Pass Filter*2"HPF-F Fc"Through/40/60/80/100/120/150/180/220 HzRear High Pass Filter*2"HPF-R Fc"Through/40/60/80/100/120/150/180/220 HzLow Pass Filter*1,2"LPF-SW"50/60/80/100/120/Through HzSubwoofer Phase*1,2"SW Phase"Reverse (180°)/ Normal (0°)Volume offset"Vol-Offset"–8 — 0Loudness"LOUD"OFF/ONDual Zone System"2 ZONE"OFF/ON• Volume offset: Each source’s volume can be set as adifference from the basic volume.• Loudness: Compensating for low and high tonesduring low volume.• *1You can control this item when (page 36) is set to "SWPRE Sub-W". (KDC-W7031 only)• *1You can control this item when Output> (page 13) is set to "SW ON".• *2You can control this item when "2 ZONE" of