Setting Up; Turning The Power On/Off; Setting The Volume; Using Headphones - Yamaha P-105 Owner's Manual

Setting Up

Turning the Power On/Off

1 Connect the AC power adaptor to the DC IN jack.
WARNING
• Use only the specified adaptor (page 20). Using the
wrong adaptor can result in damage to the instrument
or overheating.
2 Plug the AC power adaptor into an AC outlet.
3 Press the [
] (Standby/On) switch to turn on the
power.
The power lamp located to the left of the [
(Standby/On) switch lights up. To turn off the
power, press this switch again.
CAUTION
• Even when the [ ] (Standby/On) switch is in standby
status (power lamp is off), electricity is still flowing to
the instrument at the minimum level.
When you are not using the instrument for a long time,
make sure you unplug the power cord from the wall AC
outlet.
1
AC power
adaptor
IMPORTANT
• Note that the power is automatically turned off if this
instrument is not operated for 30 minutes. For details,
see page 19.

Setting the Volume

When you start playing, use the [MASTER VOL-
UME] slider to adjust the volume of the entire key-
board sound.
Decreases.
]
2
AC outlet
3
Increases.
I.A. Control (Intelligent Acoustic Control)
With this function, the sound quality of this instru-
ment is automatically adjusted and controlled accord-
ing to the overall volume. Even when the volume is
low, you can hear both low sounds and high sounds
clearly.
To turn on/off the I.A. Control:
While holding down [DEMO/SONG] and [MET-
RONOME/RHYTHM] simultaneously, press the
C#5 key to turn on or D5 to turn off. The default
setting is "on".
To adjust the I.A. Control Depth:
While holding down [DEMO/SONG] and [MET-
RONOME/RHYTHM] simultaneously, press the
A#4 key to decrease by one, C5 to increase by one,
or B4 to reset to 0 (default). The setting range is
from -3 to +3.
For details on the key assignments, see "Quick Opera-
tion Guide" (page 22).

Using Headphones

Since this instrument is equipped with two
[PHONES] jacks, you can connect two sets of stan-
dard stereo headphones. If you are using only one set
of headphones, insert a plug into either jack, shutting
off the speakers.
Standard stereo
phone plug
CAUTION
• To protect your hearing, avoid listening with the head-
phones at a high volume level for long periods of time.

Connecting External Audio Equipment

To amplify the instrument's sound, you can connect a
stereo system to the AUX OUT [L/L+R]/[R] jacks via
the Phone plugs (standard). The volume of the sound
output from those jacks will be adjusted via the
[MASTER VOLUME] slider.
NOTICE
• When the instrument's sound is output to an external
device, first turn on the power to the instrument, then to
the external device. Reverse this order when you turn the
power off.
NOTE
• Use audio cables and adaptor plugs having no (zero) resistance.
• Use only the [L/L+R] jack for connection with a monaural device.
7
P-105 Owner's Manual