Playing The Piano; Setting The Volume; Intelligent Acoustic Control (I.a.c.) - Yamaha 142 Owner's Manual

Basic Operations

Playing the Piano

Setting the Volume

When you start playing, use the [MASTER VOLUME] knob to adjust the volume of the entire keyboard sound.
Level
decreases.
CAUTION
Do not use this instrument at a high volume level for a long period of time, or your hearing may be damaged.

Intelligent Acoustic Control (I.A.C.)

With this function, the sound quality of this instrument is automatically adjusted and
controlled according to the overall volume. Even when the volume is low, this lets you hear
both low sounds and high sounds clearly.
To turn on I.A.C.:
While holding down [PIANO/VOICE], press
the F 0 key.
To turn off I.A.C.:
While holding down [PIANO/VOICE], press
the F0 key.
To adjust I.A.C. Depth:
While holding down [PIANO/VOICE] press
one of the A-1 - D 0 keys.
The higher the value, the more clearly that low and high sounds are heard at lower volume
levels.
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YDP-162/142 Owner's Manual
Level
increases.
A-1: depth –3
Lowest key
F # 0
Lowest key
Lowest key F0
D 0: depth +3
C0: depth 0
(Standard setting)
Default setting:
On
Setting range:
A-1 (–3) ~ D 0 (+3)
Default Setting
: C0 (0)