Yamaha DP-U50 Owner's Manual - Page 38

ADVANCED OPERATION ADVANCED OPERATION Adjusting surround effect This unit features YAMAHA's unique "Virtual 3D" technology, which provides a virtual surround sound effect with only two speakers. In the sound field of the "Virtual 3D" mode, two virtual rear speakers are provided as well as two front speakers (L, R) to achieve the surround-sound effect. To optimize the surround-sound effect, adjust the volume of each speaker in the sound field by listening to a series of test tones. POWER USB PC AUX1 AUX2 HALL JAZZ CHURCH GAME MOVIE LIVE VDD TEST ON/OFF A B C 1, 4 MUTE VOLUME 2, 3 1 Press the TEST key on the remote control. A test tone is outputted from the following speakers in turn. TEST Remote control Front speaker (L) Virtual rear speaker (L) Front speaker (R) Virtual rear speaker (R) 2 When the test tone is outputted from the left (L ch) or right (R ch) front speaker: Using the VOLUME keys on the remote control adjusts the volume balance between the left and right front speakers. (Adjustable range: -12 to +12) VOLUME Remote control 3 When the test tone is outputted from the left (Ls ch) or right (Rs ch) virtual rear speaker: Using the VOLUME keys on the remote control adjusts the surround effect level. (Adjustable range: -6 to +6) VOLUME Remote control 4 When adjustments are finished, press the TEST key. TEST Remote control Test tone stops. ADVANCED OPERATION English E-13