Yamaha U1-SILENT Owners Manual - Page 12

Dual Voice This function allows you to combine two voices while playing. Press two keys simultaneously to select two voices. Caution As the dual voice function uses two voices for every note played, the number of notes you can play simultaneously is reduced by half. Adjusting the Brilliance You can adjust the timbre brilliance of the sound from mellow to bright. Operation Adjusting the brilliance (5 levels) Setting method Hold down the A-1, A#-1, and B-1 keys and press C1, D1, E1, F1 or G1. (The normal setting is E1. C1 is the mellowest brilliance setting and G1 is the brightest brilliance setting. The default setting is E1.) This setting is applied to all voices, and does not change when you turn the unit off. A#-1 A-1 B-1 Mellow Normal Bright Brilliance C1-G1 6