Before Playing; Power Requirements; Using Batteries - Yamaha YDS-150 Owner's Manual

Before Playing

Power Requirements
This instrument can be powered in one of the two ways listed below. Determine which you intend to use, and follow the
instructions for setting up.
NOTICE
• If you connect the instrument to a commercially available USB power adaptor or USB mobile battery while batteries are
in the instrument, priority is given to power from the USB cable.

Using batteries

This instrument requires four "AAA" size, alkaline (LR3) bat-
teries or rechargeable nickel-metal hydride batteries
(rechargeable Ni-MH batteries).
1
Make sure that the power of the instrument is off.
The power lamp (
2
Place the instrument upside-down on a soft cloth
and remove the battery cover.
3
Insert the four new batteries, being careful to fol-
low the polarity markings on the inside of the
compartment.
Remaining Battery Power
When the remaining battery power drops to about 5 or 10
minutes*, the POWER LED lamp (
more, when there is almost no remaining power, the
POWER LED lamp turns off and the instrument enters
standby mode.
* Varies depending on the usage environment.
NOTE
• You should check the Power lamp frequently and take
precautions that the battery does not run out during a
performance.
10
YDS-150 Owner's Manual
) will be off when the power is off.
) flashes. Further-
Using a USB power adaptor or USB
mobile battery (sold separately)
Connect the USB cable to a USB power adaptor or USB
mobile battery (sold separately) in the order shown in the
illustration. Follow the order shown here in reverse when
disconnecting the USB cable.
USB cable
q
USB cable
 Use only a USB power adaptor or USB mobile
battery compatible with the USB standard for
power supply.
Output voltage 4.8 V to 5.2 V
Output current 1.0 A or greater
CAUTION
• Before using a USB power adaptor or USB
mobile battery, be sure to read the relevant pre-
cautions.
w e
USB power
adaptor
or
w
USB mobile
battery
AC
outlet