Yamaha YAS-70CU Owners Manual - Page 26

Adjusting the virtual speaker settings Adjusting the virtual speaker settings Ordinarily, the 5.1 channel speaker system needs two front speakers, a center speaker, two surround speakers, and a subwoofer. This system employs the Air Surround technology that enables you to enjoy the surround sound with the front left and right speakers in the center system; you can hear the center and surround channel sounds without the corresponding speakers. Ordinal 5.1 channel speaker system Front speaker Subwoofer Center speaker Surround speaker The sound image of this system B C A DA C This unit creates the 5.1-channel surround sound with the center system and the subwoofer/system control. A: Front left and right C: Virtual surround left and right channel B: Virtual center channel D: Low-frequency or LFE channel In this section, you can adjust the following surround sound settings for your preference and the characteristics of your listening room: • Adjusting the volume balance of each channel with test tones ☞ P. 23 By adjusting the balance, you can enjoy seamless surround sound. • Adjusting the positions of the virtual surround speaker channels with test tones ☞ P. 24 This unit creates the surround channel sounds that locate the side or behind of the listening position by using the reflection of the walls. Use this setting to locate the surround channel sounds. • Adjusting the characteristics of the tonal quality ☞ P. 25 Use this feature to adjust the tonal quality according to the acoustic characteristics of your listening room. This feature is useful if the sound is too dark or bright. • Adjusting the volume balance during playback ☞ P. 25 Use this feature to adjust the volume balance of the subwoofer, center, and surround channels during playback. This feature is useful when you want to change the volume balance tentatively. 22 En