Setting The Volume; Using Headphones - Yamaha Arius YDP-S31 Owner's Manual

Setting the Volume

When you start playing, adjust the
CAUTION
Do not use this instrument at a high volume level for a long period of time, or your hearing may be damaged.

Using Headphones

Connect a pair of headphones to one of the
Two jacks are provided.
[PHONES]
You can connect two sets of standard stereo headphones. (If you are
using only one pair of headphones, you can plug them into either
jack.)
12 YDP-S31 Owner's Manual
[MASTER VOLUME] control to the most comfortable listening level.
The level decreases.
jacks.
[PHONES]
The level increases.
bottom surface
standard stereo
phone plug