Yamaha YDS-150 Owner's Manual page 11

Turning on the Power / Setting to Standby
1
Press the [ ] (Standby/On) button to turn the
power on.
The power lamp ( ) is lit in red when the power is on.
Adjust the volume as desired while blowing into the
mouthpiece.
CAUTION
• Do not use the instrument or headphones for a
long period of time at a high or uncomfortable
volume level, since this can cause permanent
hearing loss.
NOTICE
• While turning on the power, do not attempt any other
operations, such as blowing into the mouthpiece. Doing
so may cause the instrument to malfunction.
2
Press and hold the [
longer than one second to enable standby mode.
CAUTION
• Even when in standby mode, an electric current
is still flowing in the instrument at the minimum
level. When you are not using the instrument for
a long time, make sure to disconnect the USB
power adaptor from the AC outlet, or remove the
batteries from the instrument.
NOTE
• If over 5 seconds elapses with no keys or buttons oper-
ated since the power was turned on, the LED display
turns off. Simply operate any button or move the instru-
ment to turn the LED display on again.
Enabling / Disabling Auto Power Off
To prevent unnecessary power consumption, this instru-
ment features an Auto Power Off function that automati-
cally turns the power off if the instrument is not operated
for a specified period of time (30 minutes). By default, it is
set to On; however, this setting can be changed with the
[Fn] button.
] (Standby/On) button for
NOTICE
• If your instrument is connected to other equipment such
as amplifiers and speakers but you do not intend to use
it for 30 minutes, we recommend that you turn off all
devices as described in the corresponding owner's
manuals. Doing so eliminates the risk of damage to the
other equipment. If you do not want the instrument to
turn off automatically when connected to other equip-
ment, disable the Auto Power Off function.
Adjusting the Instrument Volume
Adjust the volume.
The volume is increased by 1 each time VOL [+] is
pressed. The volume is decreased by 1 each time VOL [-]
is pressed. You can adjust the volume in a range of 0 to 15,
od. The default value is 13.
* The "od" (overdrive) setting is the maximum volume, for the
most powerful sound. Keep in mind that there may be dis-
tortion in the sound for specific Voices and in the lower
ranges.
Initialization
Perform this operation when you want to reset all settings
to their factory defaults.
1
If the power is on, turn the power off.
2
Turn the power on while holding keys [1], [p], and
[3].
YDS-150 Owner's Manual
11