Yamaha AX-590 Owner's Manual - Page 9

Adjusting the BALANCE control Adjust the balance of the output volume to the left and right speakers to compensate for sound imbalance caused from speaker location or listening room conditions. AX-590 AX-490 BALANCE l 0l 2 2 3 3 4 L5 4 5R BALANCE 0 l l 2 2 3 3 4 L5 4 5R Selecting the SPEAKER system Because one or two speaker systems can be connected to this unit, the SPEAKERS switches allow you to select speaker system A or B, or both at once. SPEAKERS A B ON ON OFF OFF Adjusting the BASS and TREBLE controls AX-590 BASS l 0l 2 2 3 3 4 5 4 5 TREBLE l 0l 2 2 3 3 4 5 4 5 AX-490 BASS 0 l l 2 2 3 3 4 5 4 5 TREBLE 0 l l 2 2 3 3 4 5 4 5 BASS : Turn this clockwise to increase (or counterclockwise to decrease) the low frequency response. TREBLE : Turn this clockwise to increase (or counterclockwise to decrease) the high frequency response. Adjusting the continuously variable LOUDNESS control This control provides compensation for the human ears' loss of sensitivity to high and low-frequency ranges at low volume. This control is adjustable to retain full tonal range at any volume level. 1 AX-590 AX-490 LOUDNESS FLAT l 2 30 dB l0 3 9 4 8 5 7 6 LOUDNESS FLAT l 2 30 dB l0 Set to the "FLAT" position. 3 9 4 8 5 7 6 2 VOLUME l8 l6 l4 20 l2 24 l0 28 8 34 6 40 4 50 3 60 70 2 l 0 -dB Set to the loudest listening level that you would listen to. 3 AX-590 LOUDNESS FLAT l 2 30 dB l0 3 9 4 8 5 7 6 AX-490 Turn until the desired LOUDNESS volume is gained. FLAT l 30 dB 2 l0 3 9 4 8 5 7 6 9